1991-066• r
ORDINANCE NO. 91 -66
AN ORDINANCE AMENDING TITLE 16 OF THE BUFFALO
GROVE MUNICIPAL CODE, BEING THE DEVELOPMENT ORDINANCE
WHEREAS, Buffalo Grove is a Home Rule unit pursuant to the Illinois
Constitution of 1970,
BE IT ORDAINED BY THE PRESIDENT AND BOARD OF TRUSTEES OF THE VILLAGE
OF BUFFALO GROVE, COOK AND LAKE COUNTIES, ILLINOIS:
SECTION 1: The following definitions in Section 16.10.070 of the
Buffalo Grove Municipal Code are amended to read as follows:
Concept Plan. Any and all information as described in Section
16.20.020.A. adequately delineating the concept of any proposed
development.
MWRD. The abbreviation for Metropolitan Water Reclamation District of
Greater Chicago.
Planned Unit Development. A special use pursuant to Chapter 17.28 of
the Village's Zoning Ordinance of a parcel of land which is planned and
developed as a unit under single ownership or control which includes two or
more principal buildings, and which is at least four (4) acres in area.
SECTION 2. Title 16 of the Buffalo Grove Municipal Code is amended by
adding the following:
SECTION 16.20.010.D.
B. Village Board Pre - Application Conference. If it is determined by
the Village Manager or his designated representative that the Village Board
should review a proposed development on a pre - application basis, a
conference with the Village Board will be scheduled. Twenty -five (25)
copies of the Concept Plan shall be submitted to the Village Manager not
less than ten (10) days prior to the date of the Village Board
Pre - Application Conference.
SECTION 16.20.020.I.
I. Notice of the public hearing shall be provided pursuant to Section
17.64.030 of the Village Municipal Code.
SECTION 16.20.030.A.24.
24. The location and extent of all wetlands, as determined by
competent wetlands evaluation personnel; but as a minimum, shall show those
areas indicated on the National Wetland Inventory prepared by the U. S.
Department of the Interior, Fish and Wildlife Service.
SECTION 16.20.045 - TIME REQUIREMENTS
A. The Preliminary Plan approval shall be effective for a period of
two (2) years following the date of approval. If a Plat has not been
approved by the Corporate Authorities as provided by this Title within the
two (2) year time limitation, the Corporate Authorities may revoke its
approval of the Preliminary,Plan. The Corporate Authorities may grant an
extension to the two (2) year period with or without conditions or
restrictions.
B. The Corporate Authorities may approve phasing of the Preliminary
Plan. A Plat shall be required for each phase. Unless otherwise provided
for by the Corporate Authorities, not more than two (2) years may elapse
between the platting of each subsequent phase.
C. The Corporate Authorities may revoke its approval of a Plat if
construction, as authorized by the issuance of building permits, is not
completed within two (2) years after approval of the Plat. The Corporate
Authorities may grant an extension of the two (2) year period, with or
without conditions or restrictions.
SECTION 16.50.050.E.1.e.
e) PVC solid wall (SDR -26H) pipe - ASTM D -3034 for 6" - 15" diameter.
SECTION 16.50.050.E.2.e.
e) PVC solid wall (SDR -26H) pipe - ASTM D3212 for 6" - 15" diameter.
SECTION 16.50.050.E.3.d.
d) PVC solid wall (SDR -26H) pipe - ASTM D -3034 for 6" - 15" diameter.
SECTION 3: The following sections of Title 16 of the Buffalo Grove
Municipal Code are amended to read.as follows:
SECTION 16.20.010.A.
A. Staff Pre - Application Conference
Prior to the filing of an application for the approval of a
Preliminary Plan, the developer or owner of land may request a
pre - application conference to informally-discuss the proposed development
of, land with the Village Manager or his designated representative. This
permissive procedural step does not require a formal application, fee, or
filing of a plan.
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0 i 11 1 0
1. Purpose
The purpose of the pre - application conference is to afford the
owner, developer and their consultants an opportunity for the advice and
assistance of the Village concerning the procedures, standards,
specifications and other documentation required by this Title for the
preparation of a Preliminary Plan and Plat for the proposed development of
land. The pre - application conference is intended, but not limited, to
provide for the clarification of interpretations, avoidance of
misunderstandings, and development of liaison in order to expedite the
development of land while minimizing the expenditure of time and finan-
cial resources of the owner, developer and Village.
2. Request for Conference
The request for a pre - application conference should be made by
the owner or developer to the office of the Village Manager not less than
thirteen (13) working days prior to the date proposed for the conference.
Four (4) prints of a sketch plan, at the time of request, shall be
delivered to the Village Manager for the pre - application conference.
SECTION 16.20.020.A.
A. Any owner or developer of land wishing to develop said land, or
wishing to dedicate streets, alleys or other lands for public use, shall
submit to the Village Planner an application for approval of a Preliminary
Plan, on forms prepared by the Village, accompanied by thirty (30) copies
of a Concept Plan.
The Concept Plan and supporting documents shall be filed at least two
(2) weeks before a regular meeting of the Corporate Authorities.
The Concept Plan and application shall specify the intent of the owner
or developer with respect to land use, drainage, sewerage, water supply and
street improvements. The Concept Plan shall contain the following informa-
tion (unless otherwise directed by the Village): Title, developer's name,
preparer's name, date of plan preparation, scale, northpoint, location map,
character of the area contiguous to the site (including structures,
driveways, streets, right -of -ways, sidewalks and bicycle paths), boundary
lines of the site, dimensions of the site, area of the site (acreage and
square footage), the total gross floor area of proposed buildings, the
proposed F.A.R. (floor area ratio), the lot coverage ratio of buildings,
the location of existing and proposed build- ings, the location of parking
areas, the number of parking spaces, the percent of site area covered by
parking areas, the location of proposed right -of -ways, streets, driveways,
sidewalks and bicycle paths, the loca- tion of proposed ground signs,
refuse disposal areas, fences, and other free- standing structures, the
location of recreational areas and facili- ties, the percentage of the site
to be maintained as open space and storm water detention areas, and the
location and dimensions of all required setbacks.
For residential developments, the number of dwelling units, number of
stories and bedroom mix shall be provided. The Concept Plan shall include
a site data table summarizing information depicted on the Plan. The
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Concept Plan shall include a note stating: "Signs and fences depicted on
this Plan are not approved and are subject to review and approval by the
Appearance Commission, and if necessary, the Zoning Board of Appeals,
subject to applicable ordinances."
SECTION 16.20.020.B.
B. Coincident with the submittal of the Concept Plan and application,
the owner or developer shall pay the Concept Plan filing fee. Said fee
shall be one hundred and fifty dollars ($150.00) plus twenty -five dollars
($25.00) for each acre or fraction thereof in excess of five (5) acres for
all developments not to exceed one thousand dollars ($1,000.00) The
Concept Plan filing fee shall be tendered to the Village Clerk in the form
of either a certified check, cashiers check or money order made payable to
the order of the Village of Buffalo Grove. There shall be no refund of any
portion of the Concept Plan filing fee.
SECTION 16.20.020.D.
D. The Plan Commission will conduct a workshop meeting on the Concept
Plan. The developer shall submit a Tree Survey and Preservation Plan along
with the Concept Plan. If any revisions are required by the Plan
Commission or Village staff, the developer shall revise the Concept Plan
accordingly.
SECTION 16.20.020.F.
F. A second Plan Commission workshop will be scheduled following the
developer's submittal of all necessary information for the Preliminary Plan
and its supporting documents. Twenty -five (25) prints of the Preliminary
Plan will be required at the time of Preliminary Plan submittal, prior to
the Plan Commission workshop. At the time of the Preliminary Plan sub-
mittal, the developer shall pay to the Village a Public Hearing fee and an
Engineering Review fee of one percent (17) of the total estimated cost of
construction of all improvements required pursuant to this Title. Along
with this fee, the developer shall pay any cost incurred by the Village in
the preparation of any traffic impact analysis. For projects greater than
100 acres, the Engineering Review fee may be established at not less than
ten thousand - dollars ($10,000.00) if approved by the Village Manager. Said
fees and the traffic impact analysis fee shall be tendered to the Village
Clerk in the form of either a certified check, cashiers check or money
order made payable to the order of the Village of Buffalo Grove. There
shall be no refund of any portion of said fees. The Plan Commission may
consolidate the activities of first and second Plan Commission workshop
meetings into a single meeting if the developer completes all submittal
requirements for both meetings in advance of the first workshop meeting.
SECTION 16.20.020.G.
G. The Plan Commission will conduct a second workshop to review the
Preliminary Plan and suggest any further desirable changes and establish a
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public hearing date. Twenty -five (25) prints of the plans will be required
twenty -one (21) days prior to the public hearing, and the petition for
Preliminary Plan approval will be amended as needed to identify any
ordinance variations or other changes from the petition originally filed.
SECTION 16.20.020.H.
H. If the developer does not submit required documents for each
successive workshop within six (6) months of the previous Plan Commission
workshop, or does not submit required documents for the public hearing
within six (6) months of the Plan Commission workshop which indicates the
project is ready for public hearing, the Corporate Authorities may require
the proposed development to be re- submitted to the Village Board for
reconsideration of referral to the Plan Commission.
SECTION 16.20.030.A.
A. Content of Preliminary Plan
The Preliminary Plan may be drafted on separate. sheets to clearly
delineate various elements of the plan including zoning-and engineering
information.
The Preliminary Plan shall also show the following:
1. The proposed name of the development.
2. A statement immediately under the proposed name of the
development that reads: Preliminary Plan, Not To Be Recorded.
3. Locations by Section, Township and Range or by any other other
legal description.
4. Names and addresses of the owner or developer.
5. Name, address and seal of the Engineer under whose directions
the Preliminary Plan was prepared.
6. Scale of the plan, one (1) inch equals one hundred (100) feet,
or larger.
7. Date of Plan preparation, including all subsequent revisions.
8. Northpoint.
9. Boundary line of proposed development area indicated by a
solid heavy line.
10. Total approximate acreage encompassed within the boundary
line.
11. A site data table summarizing information including floor area
ratio and lot coverage of all buildings and structures;
residential net and gross density and bedroom unit; the
percentage of the site area allocated for open space, storm
water detention, and parking areas; and calculation of
required and provided off - street parking spaces.
12. All required zoning setbacks and, if applicable, distances
between buildings.
13. A conceptual, landscaping plan.
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14. The location of proposed ground signs, refuse disposal areas,
fences and other free - standing structures, and the location of
recreational areas and facilities.
15. A note stating: "Signs and fences depicted on this Plan are
not approved and are subject to review and approval by the
Appearance Commission, and if necessary, the Zoning Board of
Appeals, subject to applicable ordinances."
16. The location, widths and names of all existing or prior
platted streets or other public ways, railroad and utility
right -of -ways, parks and other open spaces, permanent
buildings and structures, houses or permanent easements,
section lines, and corporate limit lines within one hundred
fifty (150) feet of the development.
17. Location of all existing storm and sanitary sewers,
field- drains, watermains, wells, springs, culverts, septic
tanks, or other surface features and underground facilities
within one hundred fifty (150) feet of the development and
indicating the pipe sizes, grades, manholes and their exact
locations.
18. Boundary lines of all adjacent tracts of developed or
undeveloped land, showing ownership where possible.
19. Existing zoning of the development area and all adjacent
tracts.
20. Contours at one (1) -foot intervals within one hundred fifty
(150) feet of the development.
21. Layout of streets, alleys and widths of right -of -way.
22. The layout and widths of pedestrianways or bikepaths and
public service easements.
23. Any existing and proposed deed restrictions and the expected
date of development.
24. The location and extent of all wetlands, as determined by
competent wetlands evaluation personnel; but as a minimum,
shall show those areas indicated on the National Wetland
Inventory prepared by the U. S. Department of the Interior,
fish and Wildlife Service.
25. The layout, numbers and dimension of lots and, if requested
by the Village, building locations.
26. Parcels of land intended to be dedicated or temporarily
reserved for public use or set aside for use of property
owners in the development area.
27. Building set -back lines indicating distance from right -of -way.
Provision of public utility easements where alleys are not
provided.
28. Flow lines of streams and other surface water channels and
their normal shore lines.
29. The shore lines for 100 -year flood crest elevations as
established from the Village's Flood Plain Ordinance.
30. The normal shore lines of lakes, ponds, swamps and other
detention basins.
31. Preliminary layout of grading and drainage showing the
approximate method of lot drainage and street drainage
throughout the subdivision.
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32. Preliminary layout of sanitary sewerage facilities showing
approximate sizes and lengths of sanitary sewers, location of
treatment facilities, depths and gradients of sewers and other
pertinent information concerning the sanitary sewer system.
33. Preliminary layout of watermains showing sizes and location
of mains, valves, fire hydrants and other appurtenances.
34. Preliminary layout of storm sewers, showing locations, sizes,
gradients and depths of all storm sewers and drainage swales
and open channels.
35. Preliminary layout of streets showing cross section and grades
and gradients of all streets proposed within the subdivision.
36. The location of soil borings, as required by the Village
Engineer.
37. A statement concerning the materials to be used in the
construction of improvements.
The Preliminary Plan shall be prepared on durable mylar or linen, and
the size of the Preliminary Plan shall be 24" x 36" unless otherwise
approved by the Village Engineer.
SECTION 16.20.030.B.
B. Preliminary Plan Supporting Documents
The owner or developer of land proposing to submit a Preliminary
Plan shall provide, but not by way of limitation, the following supporting
documents:
1. Preliminary transportation studies prepared by an engineer.
The developer shall pay the costs incurred by the Village in
the preparation of any traffic impact analysis.
2. A fiscal impact analysis, if requested by the Village.
3. Watermain, storm sewer, sanitary.sewer, and detention capacity
and loading calculations prepared by an engineer.
4. Preliminary soils and sub - surface investigation report
prepared by an engineer.
5. The required Natural Resource Opinion from either the North
Cook County or Lake County Soil Conservation District.
6. Preliminary estimate, prepared by an engineer, of the cost of
constructing all required improvements.
7. Any pre - application conference documentation requested by the
Village.
SECTION 16.20.040.A.
A. Approval of the Preliminary Plan shall be governed by the
following procedures and requirements:
1. After referral from the Corporate Authorities, the Plan Commis-
sion and Village Engineer shall undertake a review of the Preliminary
Plan for general compliance with the Comprehensive Plan, this Title and
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other applicable ordinances as a basis for recommending approval or dis-
approval of the Preliminary Plan. The Plan Commission shall recommend to
the Corporate Authorities approval or disapproval of the Preliminary Plan
within one hundred and twenty (120 days) from the date of filing by the
developer of the last item required to complete the Preliminary Plan and
supporting document submittal, unless such time is extended by mutual
consent of the developer and the Plan Commission.
2. No Preliminary Plan will be approved for the development of land
which is subject to periodic flooding or which contains extremely poor
drainage characteristics which could not be improved to provide proper
drainage of the land. However, if the developer agrees to make the needed
improvements which will make the area of development safe for human occu-
pancy and demonstrates that the proposed drainage is in conformance with
this Title and all other Village ordinances, then the Preliminary Plan may
be considered for approval.
3. Once the Preliminary Plan is recommended for approval or dis-
approval by the Plan Commission, the Plan Commission shall forward its
recommendation and the Preliminary Plan to the Corporate Authorities
4. The Corporate Authorities shall accept or reject the Preliminary
Plan within ninety (90) days after its next regular scheduled meeting
following the action of the Plan Commission.
5. The recommendation for approval by the Plan Commission and the
approval by the Corporate Authorities of a Preliminary Plan are strictly
tentative and merely indicates the general acceptability of the plan
submitted. Preliminary Plan approval shall not qualify the Plan for
recording.
SECTION 16.20.050.B.2.a.
a. MWRD sewer construction permit application (in Cook County)
SECTION 16.20.080.A.
A. The developer of land shall make applications for Plat approval to
the Village Engineer, together with the Plat in such quantity as may be
necessary for review and establishing compliance with this Title.
SECTION 16.20.080.B.
B. Phasing may be permitted as provided in Section 16.20.045..B.
SECTION 16.20.080.C.
C. Subsequent to the Village Engineer's review and recommendation,
the Village Planner shall transmit copies of the Plat to the Plan
Commission for review and recommendations concerning the approval.
SECTION 16.20.090.A.13.
13. All lot numbers and lines with accurate dimensions shown in feet
and hundreths, including lot width at the required front building setback
line and the area of all lots.
SECTION 16.20.100.A.
A. The Corporate Authorities shall take action concerning the
approval of the Plat within one hundred and twenty (120) days from the date
of filing the last required item of the Development Plan or within one
hundred and twenty (120) days from the date of filing the application for
Plat approval, whichever is later. _
SECTION 16.20.100.B.
B. The Plan Commission and Village Engineer, after reviewing the Plat
and supporting documents, shall indicate their approval by signing the Plat
in the places provided and forwarding same to the Corporate Authorities.
Neither the Plan Commission's nor Village Engineer's approval shall be
deemed to constitute or affect an acceptance by the public of any
dedication of any portion of the premises marked or noted on such Plat as
being donated or granted to the public.
SECTION 16.20.100.C.
C. Upon receipt of the Plat and upon motion, a majority vote of the
Corporate Authorities then holding office is required for approval.
SECTION 16.20.100.D.
D. Upon Plat approval, the
shall sign the statement on the
approval and advise the developer
Cook County or Lake County within
approval.
SECTION 16.20.100.E.
Village President and the Village Clerk
Plat denoting the Corporate Authorities'
to record the Plat with the Recorder of
two (2) months following the date of Plat
E. If the developer fails to record the Plat within six (6) months,
the Plat shall automatically and without further notice or action become
null and void.
SECTION 16.20.100.F.
F. The developer shall secure all required permits from other public
agencies and shall secure such other signatures as may be required in the
spaces provided on the Plat prior to recording.
SECTION 16.50.030.D.10.a.
a. The point of discharge of sump pumps shall be shown on the
Development Plan for each building served having a basement or crawl space.
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Storm Sewer service lines from that point shall be provided to the storm
sewer system and shall be designed in accordance with EXHIBIT NO. 210.
SECTION 16.50.040.C.3.
3. In order to prevent soil erosion and weed problems, detention
basins must be landscaped including the establishment of a ground cover
over all unpaved areas through sodding or other means which result in a
quality of ground cover comparable to that obtained through sodding.
a. Basins to be sodded shall be graded and topped with at least
four (4) inches, of black dirt after compaction. The sod shall be capable
of being submerged for long periods of time and must be drought resistant.
b. Basins which are not sodded shall have a new lawn established
through seeding in accordance with the following requirements:
1) Material
a) Fertilizer shall be standard commercial 10 -8 -6 or
10 -6 -4 grade (or approved equal) uniform in
composition, free flowing and suitable for application
with proposed equipment.
b) Seed mixture shall be a certified seed mix consisting
of 70% Kentucky, 31% Tall Fescue and 30% Perennial Rye
Grass and shall be applied at a rate of 370 lbs. per
acre.
2) Preparation of Seed Bed
a) After the areas to be seeded have been brought to
proper grades, the area shall be thoroughly tilled to a
depth of at least three (3) inches by discing,
harrowing or other approved methods until the condition
of the soil is acceptable.
b) Fertilizer shall be distributed uniformly at the rate
of four hundred (400) pounds per acre and shall be
incorporated into the soil to a depth of at least three
(3) inches by discing, harrowing or other approved
methods.
3) Planting
a) Planting shall be done by hydroseeding with a mulching
material, unless otherwise approved by the Village.
Engineer, during March, April, the last two (2) weeks
of August, September and the first two (2) weeks of
October; but no soil will be sown during high winds nor
until the surface is suitable for working and is in
proper condition for seeding.
Detention facilities shall be usable as active recreational areas
during dry weather conditions. Detention facilities must be designed so
that the cross slope is at least two (2) percent. The bottom °of the
facility shall be provided with an underdrain (minimum six (6) -inch dia-
meter perforated drain tile) covered on all sides with a minimum of six (6)
inches of crushed stone conforming to ASTM C33, Size No. 67. The under -
drain shall be installed to drain the basin below grade during periods of
low flow and shall connect to a storm sewer outfall pipe. Detention
facilities shall be designed with side slopes not steeper than four (4)
horizontal to one (1) vertical.
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SECTION 16.50.040.C.4.
4. Permanent ponds shall be designed in accordance with EXHIBIT NO.
209. Ponds shall have a two (2) foot horizontal to a one (1) foot vertical
side slope (2:1) from a point one and one -half (1j) feet above normal water
level, down to a point three (3) feet below normal water level. This 2:1
sloped area shall be covered with a layer of natural stones, with a mini-
mum diameter of eighteen (18) inches. A diameter of less than eighteen
inches (18 ") may be approved by the Corporate Authorities. The surface of
the stones on the 2:1 slope shall be arranged in such a manner so as to
enable a person to climb out of the pond over the stones. The use of
"Enkamat /Stabilenka" or equal may also be used when approved by the
Corporate Authorities. When Enkamat /Stabilenka is used, the pond shall
have a five (5) -foot horizontal to a one (1) -foot vertical side slope (5:1)
from a point one and one -half (1#) feet above normal water level, down to
the normal water level.
The area between the top of the 2:1 or 5:1 slope and the high water
level must be protected by sodding in order to prevent soil erosion. The
first twelve (12) feet of the sodded area at the top of the 2:1 or 5:1
slope shall be sloped at two (2) percent towards the pond. At the toe of
the 2:1 slope, a twelve (12)- foot -wide safety ledge sloped toward the shore
at four (4) percent shall be provided. Beyond the safety ledge, the pond
bottom shall slope at two (2) horizontal to one (1) vertical (2:1) down to
the pond bottom elevation. The minimum pond bottom elevation shall be
fifteen (15) feet below normal water level. Points of inflow to the pond
shall be accessible to construction equipment for dredging as necessary.
If retention facilities are designated for recreational purposes,
appropriate consideration shall be reflected in the design for maintenance
of fish life, boating and safety. All ponds shall be provided with
aeration equipment.
SECTION 16.50.050.E.1.c.
C. PVC composite pipe - ASTM D2680 for 8" and larger and ASTM D2751
for 6 ".
SECTION 16.50.050.E.2.c.
C. PVC composite pipe - Type OR, ASTM D2680 for 8" and larger; type
SC, ASTM D2751 for 6 ".
Calm
SECTION 16.50.050.E.3.b.
b. PVC composite - ASTM D2680, for 8" and larger and ASTM D2751 for
SECTION 16.50.100.D.1.c.
C. Poles shall be set with two (2) feet clear between the back of
curb, or edge of driveway, and the pole.
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SECTION 16.50.100.E.5.
C:
5. All wiring shall have two (2) inch galvanized rigid steel conduit
with two (2) inch fiber bushings or two (2) inch heavy wall PVC schedule 40
used as a raceway for underground cable and shall be designed in accordance
with EXHIBIT NO. 608.
SECTION 16.50.120.C.1.
1. All developers with sites containing any trees four (4) inches in
diameter or greater, calipered at six (6) inches above the ground level,
shall prepare a Tree Survey which shall certify the locations of all such
trees and the species of each at the time of Concept Plan submittal. A
Tree Preservation Plan shall be submitted showing such existing trees that
are proposed to be razed and those that are proposed to be saved and shall
include a grading plan.
SECTION 16.50.120.C.2.
2. The developer's proposed methodology for saving or removing such
existing trees shall be reviewed by the Village Engineer. If, in the
opinion of the Village Engineer, the developer has not provided for neces-
sary precautions in preserving such existing trees, it will be recommended
by the Village Engineer that Preliminary Plan approval not be granted until
such time as the developer satifactorily amends his plans for the
preservation of such existing trees. If the Developer and the Village
Engineer cannot agree on a satisfactory plan, the developer can appeal the
decision of the Village Engineer to the Corporate Authorities.
SECTION 4: Title 16 of the Buffalo Grove Municipal Code is further
amended by adding EXHIBIT NO. 210 entitled, "SUMP PUMP CONNECTION DETAIL,"
attached hereto.
SECTION 5: Title 16 of the Buffalo Grove Municipal Code is further
amended by adding EXHIBIT NO. 608 entitled, "CABLE AND CONDUIT," attached
hereto.
SECTION 6: Title 16 of the Buffalo Grove Municipal Code is further
amended by amending EXHIBIT NO. 209 entitled, "TYPICAL CROSS- SECTION OF
POND SHORE," attached hereto.
SECTION 7: Title 16 of the Buffalo Grove Municipal Code is further
amended by amending EXHIBIT NO. 201 entitled, "STORM INTENSITY - DURATION
CURVES," attached hereto.
SECTION 8: Title 16 of the Buffalo Grove Municipal Code is further
amended by deleting Section 16.20.090.A.20. in its entirety.
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SECTION 9: This ordinance shall be in full force and effect from and
after its passage, approval and publication. This ordinance may be
published in pamphlet form. This ordinance shall not be codified.
AYES:
4 -
Marienthal, Reid,
Rubin, Braiman
NAYES:
0 -
None
ABSENT:
2 -
O'Malley, Kahn
PASSED:
July
15
, 1991
APPROVED:
July
15
, 1991
PUBLISHED:
July
16
, 1991
ATTEST:
91n±`
Vil±aje Clerk
D4 /DEVORD
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APPROVED•
Village esident
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02.
EXHIBIT NO. 201
MINUTES
HOURS
DURATION
RAINFALL
INTENSITY (IN. /HR.)
RECURRENCE INTERVAL
2 Yr. 10 Yr.
100 Yr.
5 mins.
4.32 6.48
10.92
10
4.02 5.88
10.02
15
3.28 4.84
8.20
30
2.24 3.30
5.60
L 1 hr.
1.43 2.10
3.56
x 2
0.90 1.32
2.24
3
0.65 0.95
1.62
c 4
0.53 0.78
1.40
i 5
0.45 0.66
1.20
6
0.38 0.56
0.95
c 7
0.34 0.50
0.85
° 8
0.31 0.45
0.76
9
0.28 0.41
0.70
10
0.26 0.38
0.60
11
0.24 0.35
0.58
12
0.22 0.32
0.55
18
0.16 0.23
0.39
24
0.13 0.19
0.32
STORM - INTENSITY --
DURATION CURVES
NORMAL WATER.
EXHIBIT N0. 209
MINIMUM Or WIDE AREA
SLOPED AT 20/6 TOWARD
THE POND FOR DRAINAGE\
IB" LOVE /J
NORMAL WATER
36" BELOW
NORMAL WATER
LEVEL
{AT Zi SLOPE AFMPIGW So
4 AS M C-:IWWM- A PERSON TO
1J1 -tX.JM8 OUT OF POND
THE "TIAL COURSE OF NATURAL = :,
2*1 SLOPE TO MNIMUM WEE SHELF SLOPED STONE SHAM BE ;EKED A
DEPTH OF 15 FEET AT 4% TOWARD SHORE MIM&N OF 9" TO PROVIDE A
FOOTWG FOR THE; SHORE LMT
PROTECTKK
MINIMUM V WIDE AREA .
SLOPED AT 2% TOWARD
THE POND FOR DRARVAGE.
NORMAL WATER
36" BELOW
NORMAL WATER
. LEVEL
"221 SLOPE TO MINIMUM %Z' WIDE :SHELF SLOPED
,DEPTH OF 15 FEET AT 4% '7V#/ARD SHORE
5
ENKAMAT / STAB ILENKA" OR EQUAL
C
I
4' PVC SUMP PUMP DISCHARGE
EXISTING 'T' OR HOUSE
CIRCULAR SAWCUT AND
INSTALL RUBBER BOOT
6'
0
4' AIR GAP
.�Q
FINISHED GRADE o •
N STORM SEWER 24' MIN. - p
SUMP PUMP DISCHARGE
z
4' PVC PIPE -
SLOPE 0.25% MIN.
••.� FOUNDATION WALL
X MINIMUM SLOPE 0.25%
ui
SPRING LINE OF PIPE
NOTE: WHEN SUMP PUMP DISCHARGE IS TO BE CONNECTED TO STORM DRAINAGE
STRUCTURE, INVERT OF 4' PVC PIPE TO MATCH INVERT OF STRUCTURE.
SUMP PUMP
CONNECTION DETAIL
o •
EXHIBIT NO-608
608
01(TYP) ROC.
TRENCH BACKFILL -
PAVEMENT CROSSINGS
y •
2" GALVANIZED - . .. • ::
RIGID STEEL CONDUIT
OR HEAVY WALL PVC
SCHEDULE 40
NOTE* FOR LIGHT POLES DIRECTLY CONNECTED
TO COMMONWEALTH EDISON FACILITIES
-46 BARE GRQUtjp SHALL BE CONNECTED
TO A 314X 10 -0 LONG COPPER GROUND
ROD LOCATED WITH IN 3 FEET OF THE
POLE.
24" MIN.
COMPACTED
BACKFILL
(I) -*6 BARE GROUND
(2)-':'6 CONDUCTOR
COPPER; USE,XLP
APPROVED FOR
DIRECT BURIAL
R
VILLAGE OF BUFFALO GROVE
ORDINANCE N0. � �2
ADOPTED BY THE PRESIDENT
AND BOARD OF TRUSTEES OF THE VILLAGE
- OF DUFFALO GR E
THIS DAY OF 19�.
Published in pamphlet form by authority of the
President and Board of Trustees of the Village
of Buffalo Grove, Cook & ake Counties, Illinois,
this /� �` day of 19
` *ill age Glerk
By
Deputy 1I ilagC Clerk
ORDINANCE NO. 91 -66
AN ORDINANCE AMENDING TITLE 16 OF THE BUFFALO
GROVE MUNICIPAL CODE, BEING THE DEVELOPMENT ORDINANCE
WHEREAS, Buffalo Grove is a Home Rule unit pursuant to the Illinois
Constitution of 1970,
BE IT ORDAINED BY THE PRESIDENT AND BOARD OF TRUSTEES OF THE VILLAGE
OF BUFFALO GROVE, COOK AND LAKE COUNTIES, ILLINOIS:
SECTION 1: The following definitions in Section 16.10.070 of the
Buffalo Grove Municipal Code are amended to read as follows:
Concept Plan. Any and all information as described in Section
16.20.020.A. adequately delineating the concept of any proposed
development.
MWRD. The abbreviation for Metropolitan Water Reclamation District of
Greater Chicago.
Planned Unit Development. A special use pursuant to Chapter 17.28 of
the Village's Zoning Ordinance of a parcel of land which is planned and
developed as a unit under single ownership or control which includes two or
more principal buildings, and which is at least four (4) acres in area.
SECTION 2. Title 16 of the Buffalo Grove Municipal Code is amended by
adding the following:
SECTION 16.20.010.D.
B. Village Board Pre - Application Conference. If it is determined by
the Village Manager or his designated representative that the Village Board
should review a proposed development on a pre- application basis, a
conference with the Village Board will be scheduled. Twenty -five (25)
copies of the Concept Plan shall be submitted to the Village Manager not
less than ten (10) days prior to the date of the Village Board
Pre - Application Conference.
SECTION 16.20.020.I.
I. Notice of the public hearing shall be provided pursuant to Section
17.64.030 of the Village Municipal Code.
m
SECTION 16.20.030.A.24.
24. The location and extent of all wetlands, as determined by
competent wetlands evaluation personnel; but as a minimum, shall show those
areas indicated on the National Wetland Inventory prepared by the U. S.
Department of the Interior, Fish and Wildlife Service.
SECTION 16.20.045 - TIME REQUIREMENTS
A. The Preliminary Plan approval shall be effective for a period of
two (2) years following the date of approval. If a Plat has not been
approved by the Corporate Authorities as provided by this Title within the
two (2) year time limitation, the Corporate Authorities may revoke its
approval of the Preliminary Plan. The Corporate Authorities may grant an
extension to the two (2) year period with or without conditions or
restrictions.
B. The Corporate Authorities may approve phasing of the Preliminary
Plan. A Plat shall be required for each phase. Unless otherwise provided
for by the Corporate Authorities, not more than two (2) years may elapse
between the platting of each subsequent phase.
C. The Corporate Authorities may revoke its approval of a Plat if
construction, as authorized by the issuance of building permits, is not
completed within two (2) years after approval of the Plat. The Corporate
Authorities may grant an extension of the two (2) year period, with or
without conditions or restrictions.
SECTION 16.50.050.E.1.e.
e) PVC solid wall (SDR -26H) pipe - ASTM D -3034 for 6" - 15" diameter.
SECTION 16.50.050.E.2.e.
e) PVC solid wall (SDR -26H) pipe - ASTM D3212 for 6" - 15" diameter.
SECTION 16.50.050.E.3.d.
d) PVC solid wall (SDR -26H) pipe - ASTM D -3034 for 6" - 15" diameter.
SECTION 3: The following sections of Title 16 of the Buffalo Grove
Municipal Code are amended to read as follows:
SECTION 16.20.010.A.
A. Staff Pre - Application Conference
Prior to the filing of an application for the approval of a
Preliminary Plan, the developer or owner of land may request a
pre - application conference to informally discuss the proposed development
of land with the Village Manager or his designated representative. This
permissive procedural step does not require a formal application, fee, or
filing of a plan.
2
1. Purpose
The purpose of the pre - application conference is to afford the
owner, developer and their consultants an opportunity for the advice and
assistance of the Village concerning the procedures, standards,
specifications and other documentation required by this Title for the
preparation of a Preliminary Plan and Plat for the proposed development of
land. The pre - application conference is intended, but not limited, to
provide for the clarification of interpretations, avoidance of
misunderstandings, and development of liaison in order to expedite the
development of land while minimizing the expenditure of time and finan-
cial resources of the owner, developer and Village.
2. Request for Conference
The request for a pre- application conference should be made by
the owner or developer to the office of the Village Manager not less than
thirteen (13) working days prior to the date proposed for the conference.
Four (4) prints of a sketch plan, at the time of request, shall be
delivered to the Village Manager for the pre - application conference.
SECTION 16.20.020.A.
A. Any owner or developer of land wishing to develop said land, or
wishing to dedicate streets, alleys or other lands for public use, shall
submit to the Village Planner an application for approval of a Preliminary
Plan, on forms prepared by the Village, accompanied by thirty (30) copies
of a Concept Plan.
The Concept Plan and supporting documents shall be filed at least two
(2) weeks before a regular meeting of the Corporate Authorities.
The Concept Plan and application shall specify the intent of the owner
or developer with respect to land use, drainage, sewerage, water supply and
street improvements. The Concept Plan shall contain the following informa-
tion (unless otherwise directed by the Village): Title, developer's name,
preparer's name, date of plan preparation, scale, northpoint, location map,
character of the area contiguous to the site (including structures,
driveways, streets, right -of -ways, sidewalks and bicycle paths), boundary
lines of the site, dimensions of the site, area of the site (acreage and
square footage), the total gross floor area of proposed buildings, the
proposed F.A.R. (floor area ratio), the lot coverage ratio of buildings,,
the location of existing and proposed build- ings, the location of parking
areas, the number of parking spaces, the percent of site area covered by
parking areas, the location of proposed right -of -ways, streets, driveways,
sidewalks and bicycle paths, the loca- tion of proposed ground signs,
refuse disposal areas, fences, and other free - standing structures, the
location of recreational areas and facili- ties, the percentage of the site
to be maintained as open space and storm water detention areas, and the
location and dimensions of all required setbacks.
For residential developments, the number of dwelling units, number of
stories and bedroom mix shall be provided. The Concept Plan shall include
a site data table summarizing information depicted on the Plan. The
3
r
Concept Plan shall include a note stating: "Signs and fences depicted on
this Plan are not approved and are subject to review and approval by the
Appearance Commission, and if necessary, the Zoning Board of Appeals,
subject to applicable ordinances."
SECTION 16.20.020.B.
B. Coincident with the submittal of the Concept Plan and application,
the owner or developer shall pay the Concept Plan filing fee. .Said fee
shall be one hundred and fifty dollars ($150.00) plus twenty -five dollars
($25.00) for each acre or fraction thereof in excess of five (5) acres for
all developments not to exceed one thousand dollars ($1,000.00) The
Concept Plan filing fee shall be tendered to the Village Clerk in the form
of either a certified check, cashiers check or money order made payable to
the order of the Village of Buffalo Grove. There shall be no refund of any
portion of the Concept Plan filing fee.
SECTION 16.20.020.D.
D. The Plan Commission will conduct a workshop meeting on the Concept
Plan. The developer shall submit a Tree Survey and Preservation Plan along
with the Concept Plan. If any revisions are required by the Plan
Commission or Village staff, the developer shall revise the Concept Plan
accordingly.
SECTION 16.20.020.F.
F. A second Plan Commission workshop will be scheduled following the
developer's submittal of all necessary information for the Preliminary Plan
and its supporting documents. Twenty -five (25) prints of the Preliminary
Plan will be required at the time of Preliminary Plan submittal, prior to
the Plan Commission workshop. At the time of the Preliminary Plan sub-
mittal, the developer shall pay to the Village a Public Hearing fee and an
Engineering Review fee of one percent (1 %) of the total estimated cost of
construction of all improvements required pursuant to this Title. Along
with this fee, the developer shall pay any cost incurred by the Village in
the preparation of any traffic impact analysis. For projects greater than
100 acres, the Engineering Review fee may be established at not less than
ten thousand dollars ($10,000.00) if approved by the Village Manager. Said
fees and the traffic impact analysis fee shall be tendered to the Village
Clerk in the form of either a certified check, cashiers check or money
order made payable to the order of the Village of Buffalo Grove. There
shall be no refund of any portion of said fees. The Plan Commission may
consolidate the activities of first and second Plan Commission workshop
meetings into a single meeting if the developer completes all submittal
requirements for both meetings in advance of the first workshop meeting.
SECTION 16.20.020.G.
G. The Plan Commission will conduct a second workshop to review the
Preliminary Plan and suggest any further desirable changes and establish a
4
public hearing date. Twenty -five (25) prints of the plans will be required
twenty -one (21) days prior to the public hearing, and the petition for
Preliminary Plan approval will be amended as needed to identify any
ordinance variations or other changes from the petition originally filed.
SECTION 16.20.020.H.
H. If the developer does not submit required documents for each
successive workshop within six (6) months of the previous Plan Commission
workshop, or does not submit required documents for the public hearing
within six (6) months of the Plan Commission workshop which indicates the
project is ready for public hearing, the`Corporate Authorities may require
the proposed development to be re- submitted to the Village Board for
reconsideration of referral to the Plan Commission.
SECTION 16.20.030.A.
A. Content of Preliminary Plan
The Preliminary Plan may be drafted on separate sheets to clearly
delineate various elements of the plan including zoning and engineering
information.
The Preliminary Plan shall also show the following:
1. The proposed name of the development.
2. A statement immediately under the proposed name of the
development that reads: Preliminary Plan, Not To Be Recorded.
3. Locations by Section, Township and Range or by any other other
legal description.
4. Names and addresses of the owner or developer.
5. Name, address and seal of the Engineer under whose directions
the Preliminary Plan was prepared.
6. Scale of the plan, one (1) inch equals one hundred (100) feet,
or larger.
7. Date of Plan preparation, including all subsequent revisions.
8. Northpoint.
9. Boundary line of proposed development area indicated by a
solid heavy line.
10. Total approximate acreage encompassed within the boundary
line.
11. A site data table summarizing information including floor area
ratio and lot coverage of all buildings and structures;
residential net and gross density and bedroom unit; the
percentage of the site area allocated for open space, storm
water detention, and parking areas; and calculation of
required and provided off - street parking spaces.
12. All required zoning setbacks and, if applicable, distances
between buildings.
13. A conceptual landscaping plan.
5
14. The location of proposed ground signs, refuse disposal areas,
fences and other free - standing structures, and the location of
recreational areas and facilities.
15. A note stating: "Signs and fences depicted on this Plan are
not approved and are subject to review and approval by the
Appearance Commission, and if necessary, the Zoning Board of
Appeals, subject to applicable ordinances."
16. The location, widths and names of all existing or prior
platted streets or other public ways, railroad and utility
right -of -ways, parks and other open spaces, permanent
buildings and structures, houses or permanent easements,
section lines, and corporate limit lines within one hundred
fifty (150) feet of the development.
17. Location of all existing storm and sanitary sewers,
field- drains, watermains, wells, springs, culverts, septic
tanks, or other surface features and underground facilities
within one hundred fifty (150) feet of the development and
indicating the pipe sizes, grades, manholes and their exact
locations.
18. Boundary lines of all adjacent tracts of developed or
undeveloped land, showing ownership where possible.
19. Existing zoning of the development area and all adjacent
tracts.
20. Contours at one (1) -foot intervals within one hundred fifty
(150) feet of the development.
21. Layout of streets, alleys and widths of right -of -way.
22. The layout and widths of pedestrianways or bikepaths and
public service easements.
23. Any existing and proposed deed restrictions and the expected
date of development.
24. The location and extent of all wetlands, as determined by
competent wetlands evaluation personnel; but as a minimum,
shall show those areas indicated on the National Wetland
Inventory prepared by the U. S. Department of the Interior,
fish and Wildlife Service.
25. The layout, numbers and dimension of lots and, if requested
by the Village, building locations.
26. Parcels of land intended to be dedicated or temporarily
reserved for public use or set aside for use of property
owners in the development area.
27. Building set -back lines indicating distance from right -of -way.
Provision of public utility easements where alleys are not
provided.
28. Flow lines of streams and other surface water channels and
their normal shore lines.
29. The shore lines for 100 -year flood crest elevations as
established from the Village's Flood Plain Ordinance.
30. The normal shore lines of lakes, ponds, swamps and other
detention basins.
31. Preliminary layout of grading and drainage showing the
approximate method of lot drainage and street drainage
throughout the subdivision.
R
32. Preliminary layout of sanitary sewerage facilities showing
approximate sizes and lengths of sanitary sewers, location of
treatment facilities, depths and gradients of sewers and other
pertinent information concerning the sanitary sewer system.
33. Preliminary layout of watermains showing sizes and location
of mains, valves, fire hydrants and other appurtenances.
34. Preliminary layout of storm sewers, showing locations, sizes,
gradients and depths of all storm sewers and drainage swales
and open channels.
35. Preliminary layout of streets showing cross section and grades
and gradients of all streets proposed within the subdivision.
36. The location of soil borings, as required by the Village
Engineer.
37. A statement concerning the materials to be used in the
construction of improvements.
The Preliminary Plan shall be prepared on durable mylar or linen, and
the size of the Preliminary Plan shall be 24" x 36" unless otherwise
approved by the Village Engineer.
SECTION 16.20.030.B.
B. Preliminary Plan Supporting Documents
The owner or developer of land proposing to submit a Preliminary
Plan shall provide, but not by way of limitation, the following supporting
documents:
1. Preliminary transportation studies prepared by an engineer.
The developer shall pay the costs incurred by the Village in
the preparation of any traffic impact analysis.
2. A fiscal impact analysis, if requested by the Village.
3. Watermain, storm sewer, sanitary sewer, and detention capacity
and loading calculations prepared by an engineer.
4. Preliminary soils and sub - surface investigation report
prepared by an engineer.
5. The required Natural Resource Opinion from either the North
Cook County or Lake County Soil Conservation District.
6. Preliminary estimate, prepared by an engineer, of the cost of
constructing all required improvements.
7. Any pre - application conference documentation requested by the
Village.
SECTION 16.20.040.A.
A. Approval of the Preliminary Plan shall be governed by the
following procedures and requirements:
1. After referral from the Corporate Authorities, the Plan Commis-
sion and Village Engineer shall undertake a review of the Preliminary
Plan for general compliance with the Comprehensive Plan, this Title and
7
f
other applicable ordinances as a basis for recommending approval or dis-
approval of the Preliminary Plan. The Plan Commission shall recommend to
the Corporate Authorities approval or disapproval of the Preliminary Plan
within one hundred and twenty (120 days) from the date of filing by the
developer of the last item required to complete the Preliminary Plan and
supporting document submittal, unless such time is extended by mutual
consent of the developer and the Plan Commission.
2. No Preliminary Plan will be approved for the development of land
which is subject to periodic flooding or which contains extremely poor
drainage characteristics which could not be improved to provide proper
drainage of the land. However, if the developer agrees to make the needed
improvements which will make the area of development safe for human occu-
pancy and demonstrates that the proposed drainage is in conformance with
this Title and all other Village ordinances, then the Preliminary Plan may
be considered for approval.
3. Once the Preliminary Plan is recommended for approval or dis-
approval by the Plan Commission, the Plan Commission ,shall forward its
recommendation and the Preliminary Plan to the Corporate Authorities
4. The Corporate Authorities shall accept or reject the Preliminary
Plan within ninety (90) days after its next regular scheduled meeting
following the action of the Plan Commission.
5. The recommendation for approval by the Plan Commission and the
approval by the Corporate Authorities of a Preliminary Plan are strictly
tentative and merely indicates the general acceptability of the plan
submitted. Preliminary Plan approval shall not qualify the Plan for
recording.
SECTION 16.20.050.B.2.a.
a. MWRD sewer construction permit application (in Cook County)
SECTION 16.20.080.A.
A. The developer of land shall make applications for Plat approval to
the Village Engineer, together with the Plat in such quantity as may be
necessary for review and establishing compliance with this Title.
SECTION 16.20.080.B.
B. Phasing may be permitted as provided in Section 16.20.045.B.
SECTION 16.20.080.C.
C. Subsequent to the Village Engineer's review and recommendation,
the Village Planner shall transmit copies of the Plat to the Plan
Commission for review and recommendations concerning the approval.
a
SECTION 16.20.090.A.13.
13. All lot numbers and lines with accurate dimensions shown in feet
and hundreths, including lot width at the required front building setback
line and the area of all lots.
SECTION 16.20.100.A.
A. The Corporate Authorities shall take action concerning the
approval of the Plat within one hundred and twenty (120) days from the date
of filing the last required item of the Development Plan or within one
hundred and twenty (120) days from the date of filing the application for
Plat approval, whichever is later.
SECTION 16.20.100.B.
B. The Plan Commission and Village Engineer, after reviewing the Plat
and supporting documents, shall indicate their approval by signing the Plat
in the places provided and forwarding same to the Corporate Authorities.
Neither the Plan Commission's nor Village Engineer's approval . shall be
deemed to constitute or affect an acceptance by the public of any
dedication of any portion of the premises marked or noted on such Plat as
being donated or granted to the public.
SECTION 16.20.100.C.
C. Upon receipt of the Plat and upon motion, a majority vote of the
Corporate Authorities then holding office is required for approval.
SECTION 16.20.100.D.
D. Upon Plat approval, the Village President and the Village Clerk
shall sign the statement on the Plat denoting the Corporate Authorities'
approval and advise the developer to record the Plat with the Recorder of
Cook County or Lake County within two (2) months following the date of Plat
approval.
SECTION 16.20.100.E.
E. If the developer fails to record the Plat within six (6) months,
the Plat shall automatically and without further notice or action become
null and void.
SECTION 16.20.100.F.
F. The develpper shall secure all required permits from other public
agencies and shall secure such other signatures as may be required in the
spaces provided on the Plat prior to recording.
SECTION 16.50.030.D.10.a.
a. The point of discharge of sump pumps shall be shown on the
Development Plan for each building served having a basement or crawl space.
0']
Storm Sewer service lines from that point shall be provided to the storm
sewer system and shall be designed in accordance with EXHIBIT NO. 210.
SECTION 16.50.040.C.3.
3. In order to prevent soil erosion and weed problems, detention
basins must be landscaped including the establishment of a ground cover
over all unpaved areas through sodding or other means which result in a
quality of ground cover comparable to that obtained through sodding.
a. Basins to be sodded shall be graded and topped with at least
four (4) inches of black dirt after compaction. The sod shall be capable
of being submerged for long periods of time and must be drought resistant.
b. Basins which are not sodded shall have a new lawn established
through seeding in accordance with the following requirements:
1) Material
a) Fertilizer shall be standard commercial 10 -8 -6 or
10 -6 -4 grade (or approved equal) uniform in
composition, free flowing and suitable for application
with proposed equipment.
b) Seed mixture shall be a certified seed mix consisting
of 70% Kentucky, 31% Tall Fescue and 30% Perennial Rye
Grass and shall be applied at a rate of 370 lbs. per
acre.
2) Preparation of Seed Bed
a) After the areas to be seeded have been brought to
proper grades, the area shall be thoroughly tilled to a
depth of at least three (3) inches by discing,
harrowing or other approved methods until the condition
of the soil is acceptable.
b) Fertilizer shall be distributed uniformly at the rate
of four hundred (400) pounds per acre and shall be
incorporated into the soil to a depth of at least three
(3) inches by discing, harrowing or other approved
methods.
3) Planting
a) Planting shall be done by hydroseeding with a mulching
material, unless otherwise approved by the Village
Engineer, during March, April, the last two (2) weeks
of August, September and the first two (2) weeks of
October; but no soil will be sown during high winds nor
until the surface is suitable for working and is in
proper condition for seeding.
Detention facilities shall be usable as active recreational areas
during dry weather conditions. Detention facilities must be designed so
that the cross slope is at least two '(2) percent. The bottom of the
facility shall be provided with an underdrain (minimum six (6) -inch dia-
meter perforated drain tile) covered on all sides with a minimum of six (6)
inches of crushed stone conforming to ASTM C33, Size No. 67. The under -
drain shall be installed to drain the basin below grade during periods of
low flow and shall connect to a storm sewer outfall pipe. Detention
facilities shall be designed with side slopes not steeper than four (4)
horizontal to one (1) vertical.
10
k
SECTION 1'6.50.040.C.4.
4. Permanent ponds shall be designed in accordance with EXHIBIT N0.
209. Ponds shall have a two (2) foot horizontal to a one (1).foot vertical
side slope (2:1) from a point one and one -half (1j) feet above normal water
level, down to a point three (3) feet below normal water level. This 2:1
sloped area shall be covered with a layer of natural stones, with a mini-
mum diameter of eighteen (18) inches. A diameter of less than eighteen
inches (18 ") may be approved by the Corporate Authorities. The surface of
the stones on the 2:1 slope shall be arranged in such a manner so as to
enable a person to climb out of the pond over the stones. The use of
"Enkamat /S tab ilenka" or equal may also be used when approved by the
Corporate Authorities. When Enkamat /Stabilenka is used, the pond shall
have a five (5) -foot horizontal to a one (1) -foot vertical side slope (5:1)
from a point one and one -half (1j) feet above normal water level, down to
the normal water level.
The area between- the top of the 2:1 or 5:1 slope and the high water
level must be protected by sodding in order to prevent soil erosion. The
first twelve (12) feet of the sodded area at the top of the 2 :1 or 5:1
slope shall be sloped at two (2) percent towards the pond. At the toe of
the 2:1 slope, a twelve (12)- foot -wide safety ledge sloped toward the shore
at four (4) percent shall be provided. Beyond the safety ledge, the pond
bottom shall slope at two (2) horizontal to one (1) vertical (2:1) down to
the pond bottom elevation. The minimum pond bottom elevation shall be
fifteen (15) feet below normal water level. Points of inflow to the pond
shall be accessible to construction equipment for dredging as necessary.
If retention facilities are designated for recreational purposes,
appropriate consideration shall be reflected in the design for maintenance
of fish life, boating and safety. All ponds shall be provided with
aeration equipment.
SECTION 16.50.050.E.1.c.
c. PVC composite pipe - ASTM D2680 for 8" and larger and ASTM D2751
for 6 ".
SECTION 16.50.050.E.2.c.
c. PVC composite pipe - Type OR, ASTM D2680 for 8" and larger; type
SC, ASTM D2751 for 6 ".
W
SECTION 16.50.050.E.3.b.
b. PVC composite - ASTM D2680, for 8" and larger and ASTM D2751 for
SECTION 16.50.100.D.1.c.
C. Poles shall be set with two (2) feet clear between the back of
curb, or edge of driveway, and the pole.
11
x
SECTION 16.50.100.E.5.
5. All wiring shall have two (2) inch galvanized rigid steel conduit
with two (2) inch fiber bushings or two (2) inch heavy wall PVC schedule 40
used as a raceway for underground cable and shall be designed in accordance
with EXHIBIT NO. 608.
SECTION 16.50.120.C.1.
1. All developers with sites containing any trees four (4) inches in
diameter or greater, calipered at six (6) inches above the ground level,
shall prepare a Tree Survey which shall certify the locations of all such
trees and the species of each at the time of Concept Plan submittal. A
Tree Preservation Plan shall be submitted showing such existing trees that
are proposed to be razed and those that are proposed to be saved and shall
include a grading plan.
SECTION 16.50.120.C.2.
2. The developer's proposed methodology for saving or removing such
existing trees shall be reviewed by the Village Engineer. If, in the
opinion of the Village Engineer, the developer has not provided for neces-
sary precautions in preserving such existing trees, it will be recommended
by the Village Engineer that Preliminary Plan approval not be granted until
such time as the developer satifactorily amends his plats for the
preservation of such existing trees. If the Developer and the Village
Engineer cannot agree on a satisfactory plan, the developer can appeal the
decision of the Village Engineer to the Corporate Authorities.
SECTION 4: Title 16 of the Buffalo Grove Municipal Code is further
amended by adding EXHIBIT NO. 210 entitled, "SUMP PUMP CONNECTION DETAIL,"
attached hereto.
SECTION 5: Title 16 of the Buffalo Grove Municipal Code is further
amended by adding EXHIBIT NO. 608 entitled, "CABLE AND CONDUIT," attached
hereto.
SECTION 6: Title 16 of the Buffalo Grove Municipal Code is further
amended by amending EXHIBIT NO. 209 entitled, "TYPICAL CROSS- SECTION OF
POND SHORE," attached hereto.
SECTION 7: Title 16 of the Buffalo Grove Municipal Code is further
amended by amending EXHIBIT NO. 201 entitled, "STORM INTENSITY - DURATION
CURVES," attached hereto.
SECTION 8: Title 16 of the Buffalo Grove Municipal Code is further
amended by deleting Section 16.20.090.A.20. in its entirety.
12
SECTION 9: This ordinance shall be in full force and effect from and
after its passage, approval and publication. This ordinance may be
published in pamphlet form. This ordinance shall not be codified..
AYES: 4 - Marienthal, Reid, Rubin, Braiman
NAYES: 0 - None
ABSENT: 2 - O'Malley, Kahn
PASSED: July 15 , 1991
APPROVED: July 15 , 1991
PUBLISHED: July 16 , 1991
ATTEST:
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EXHIBIT NO. 201
MINUTES
HOURS
DURATION
RAINFALL
INTENSITY (IN. /HR.)
RECURRENCE INTERVAL
2 Yr. 10 Yr.
100 Yr.
5 rains.
4.32 6.48
10.92
10
4.02 5.88
10.02
15
3.28 4.84
8.20
30
2.24 3.30
5.60
1 hr.
1.43 2.10
3.56
= 2
0.90 1.32
2.24
n 3
0.65 0.95
1.62
c 4
0.53 0.78
1.40
i 5
0.45 0.66
1.20
6
0.38 0.56
0.95
c 7
0.34 0.50
0.85
° 8
0.31 0.45
0.76
9
0.28 0.41
0.70
10
0.26 0.38
0.60
0 11
0.24 0.35
0.58
12
0.22 0.32
0.55
18
0.16 0.23
0.39
24
0.13 0.19
0.32
EXHIBIT N0. 209
MINIMUM It WIDE AREA
SLOPED AT 2% TOWARD
THE POND FOR DRAINAGE\
18" ABOVE
NORMAL WATER
NORMAL WATER. LEVEL LEVEL
.- I I I , I
36" BELOW
NORMAL. WATER
LEVEL
1 X1
.DEPTH OF 15 FEET
36" BELOW
NORMAL. WATER
. LEVEL
V WIDE ;SHELF SLOPED
AT A% '.TOWARD SHORE
5
ENKAMAT /STABILENKC OR EQUAL
NATURAL, STONEV&t 00 OLAw
'AT 2=1 SLOPE .AIRRANGED SO
`-AS M ENA4EK.E A PERSON TO
_
-CLJMG OUT OF POW
THE KTIAL COURSE OF KATURAL -.:.
2.1 SLOPE TO MINIMUM WIDE SHELF SLOPED
STOP SHALL BE ;EMBEDDED A .
DEPTH OF 15 FEET AT 4% TOWARD SHORE
MINUM OF Sr TO PROVIDE A
FOOTING FOR THE SHORE
PROTECTION.
Mtl1\q" 12' WIDE AREA
SLOPED AT 2% TOWARD
THE POND FOR DRAWVAGE.
1 X1
.DEPTH OF 15 FEET
36" BELOW
NORMAL. WATER
. LEVEL
V WIDE ;SHELF SLOPED
AT A% '.TOWARD SHORE
5
ENKAMAT /STABILENKC OR EQUAL
s
4' PVC SUMP PUMP DISCHARGE
EXISTING 'T' OR HOUSE
CIRCULAR SAWCUT AND
INSTALL RUBBER BOOT
6'
0
4' AIR GAP � I • ��
Q
FINISHED GRADE a •
N STORM SEWER ,
SUMP PUMP DISCHARGE
0 24' MIN. -
z
4' PVC PIPE - 4—r
SLOPE 0.25% MIN. •_�
-� FOUNDATION WALL
J.. P • p
X MINIMUM SLOPE 0.25%
W
SPRING LINE OF PIPE
NOTE: WHEN SUMP PUMP DISCHARGE IS TO BE CONNECTED TO STORM DRAINAGE
STRUCTURE, INVERT OF 4' PVC PIPE TO MATCH INVERT OF STRUCTURE.
SUMP PUMP
CONNECTION DETAIL
a
F
r
EXHIBIT NO. 608
O'(TYP) ROC.
TRENCH BACKFILL -
PAVEMENT CROSSINGS
• -}'•s
2" GALVANIZED 0 "
RIGID STEEL CONDUIT
OR HEAVY WALL PVC 6..
SCHEDULE 40
NOTE: FOR LIGHT POLES DIRECTLY CONNECTED
TO COMMONWEALTH EDISON FACILITIES
46 BARE GRQUNP SHALL BE CONNECTED
TO A 314'5( 10 -0 LONG COPPER GROUND
ROD LOCATED WITH IN 3 FEET OF THE
POLE
24" MIN.
COMPACTED
BACKFILL
(1) - *6 BARE GROUND
(2) -*'�6 CONDUCTOR
COPPER; USE,XLP
A PPROVED: FOR
DIRECT BURIAL
CABLE AND
C NDUIT DETAIL