HomeMy WebLinkAboutORDINANCES-2020-026-O-202/4/2020
26-0-20
AN ORDINANCE
Amending Title 7, Chapter 3, Requiring Sidewalk Installation or
Replacement of Substandard Sidewalks
BE IT ORDAINED BY THE CITY COUNCIL OF THE CITY OF
EVANSTON, COOK COUNTY, ILLINOIS:
SECTION 1: City Code Title 7, Chapter 3, "Sidewalks; Sidewalk
Construction", of the Evanston City Code of 2012, as amended, is hereby further
amended to add the following subsections:
7-3-2. — SIDEWALK CONSTRUCTION.
7-3-2-9. — SIDEWALKS REQUIRED.
Public sidewalks shall be installed where none exists whenever new construction is
erected unless otherwise provided by the City Council of the City of Evanston.
Sidewalks shall be installed the entire length of the lot frontage(s) where the lot abuts a
street and shall be recorded on the project's site/civil plan. Construction specifications
shall conform with the requirements of this Section.
7-3-2-10. — REPLACEMENT SIDEWALKS REQUIRED WHERE SUBSTANDARD
SIDEWALKS EXIST.
When new construction occurs where public sidewalks exist, public sidewalks shall be
replaced where substandard sidewalk squares exist or when sidewalk squares have
been damaged during construction.
A. Where substandard sidewalk squares exist, replacement of the entire sidewalk
square is required. The sidewalk square replacements shall be recorded on the
project's site/civil plan.
S. Substandard sidewalk squares include those with:
1. Vertical displacement: a shifting in the underlying base causing an
unevenness of pavement between sidewalk panels. Sidewalk squares
that have sunken or risen to a height difference of one inch (1") or more to
the adjacent sidewalk square shall be replaced;
26-0-20
2. Sloping: an abrupt change in the slope of the whole sidewalk square;
3. Cracking: a separation of the sidewalk pavement caused by cracks
forming in the concrete. Sidewalk squares that are broken and/or
separated into three (3) or more pieces with cracks equal or greater to
one -quarter inch (1/4") in width shall be replaced;
4. Spalling/Scaling: the flaking away of the hardening concrete. Sidewalk
squares that have spalling or scaling to 33% or more of the surface shall
be replaced;
5. Sidewalk squares that require improvement to meet the Americans With
Disabilities Act (ADA) guidelines.
C. The following chart provides non -exhaustive examples of potential sidewalk
square problems and their common causes.
Type of Problem
Definition
Common Causes
• Roots growing
Vertical Displacement The shifting in the land
underneath the
—causing- an -unevenness -of- - --
---sidewalks—
pavement between
. Tree trunk flare
sidewalk panels
encroaching on the
sidewalk
• Ground is not
compacted correctly
• Movement in the
ground
Concrete expands
when liquid freezes,
causing a shift in
panel positioning
Roots growing
Sloping The abrupt change in the
underneath the
slope of the whole sidewalk
sidewalks
panel
s Ground is not
compacted correctly
• Extreme
Cracking A separation of the
temperatures
sidewalk pavement caused
causing the concrete
by cracks forming in the
to buckle
concrete
. Soil underneath is
not sufficiently
compacted during
installment
• Heavy vehicle traffic
- -2-
Spalling/Scaling The flaking away of the
hardening concrete
26-0-20
on insufficiently
supported concrete
• Erosion of the
concrete
• Growth of tree root
underneath or close
to sidewalk structure
• Cheap/weak
concrete mix
• Poor techniques in
pouring and finishing
• Foreign substances
are accidentally in
the mix
• Gradual destruction
of material by a
chemical reaction
• Exposure to high
temperatures
D. Construction specifications shall conform with the requirements of this
Section. The City Engineer or his/her designee shall have the duty of inspecting
the sidewalks prior to the commencement of new construction to determine the
sidewalk squares that shall be replaced.
SECTION 2: All ordinances or parts of ordinances in conflict herewith are
hereby repealed.
SECTION 3: If any provision of this ordinance or application thereof to
any person or circumstance is held unconstitutional or otherwise invalid, such invalidity
shall not affect other provisions or applications of this ordinance that can be given effect
without the invalid application or provision, and each invalid provision or invalid
application of this ordinance is severable.
SECTION 4: Ordinance 26-0-20 shall be in full force and effect after its
passage and approval.
26-0-20
SECTION 5: The findings and recitals contained herein are declared to
be prima facie evidence of the law of the City and shall be received in evidence as
provided by the Illinois Compiled Statutes and the courts of the State of Illinois.
Introduced: March 9, 2020
Adopted: April 13, 2020
, 2020 Approved:
2020 04i 20 / 2020
jlvkw"i v\
Stephen H. Hagerty, Mayor
, 2020
Attest: Approved as to form:
' jf 7
Devon Reid, City Clerk Kelley A. Gandurski, Corporation Counsel
QC