Title
An Ordinance approving the award of Bid No. 324-19/20 (curb) for the Curb Repair 19/20 program to Freeman Concrete Construction, LLC in the amount of $2,853,707.75, and authorizing the City Manager to enter into an agreement for the same.
(Note: This was first read by Council on June 4, 2019.)
Body
Key Issues:
• The annual Curb Program replaces damaged and deteriorated curb on some of the streets scheduled for overlay in the following fiscal year.
• The annual Curb Program updates sidewalk approaches to current specifications required by Federal Americans with Disability Act (A.D.A.).
Proposed City Council Motion:
I move for adoption of an Ordinance approving the award of Bid No. 324-19/20(curb) for the Curb Repair 19/20 program to Freeman Concrete Construction, LLC in the amount of $2,853,707.75, and authorizing the City Manager to enter into an agreement for the same.
Background:
Much of the curb and gutter placed in the KC Metro between 1985 and 2008 was installed using local limestone aggregate that was of poor quality because it was relatively soft compared to previous sources of limestone rock. The aggregate still met local specifications, and worked well for buildings, foundations and most structures. However, when used for paving, curb and sidewalks, the aggregate was prone to fail within 10 years. The frequent and harsh freeze-thaw cycling, combined with wet conditions, accelerated the concrete failure process “D-cracking” that disintegrates concrete from the inside out. The soft limestone absorbs water. As the water freezes, it expands and cracks the aggregate and concrete from the inside out. This process took several years to surface, and then time for the concrete industry and builders to adopt new codes, etc.
The purpose of the annual Curb Repair Program is to replace deteriorating curb and gutter on streets that are scheduled to be part of the City Overlay program in the following year. ...
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