Broken Arrow City Council
Meeting of: 9-17-19
Title:
title
Ratification of executed change order CO1 with Grade Line Construction, LLC. for the construction contract ST1712; Old Town Streets - 1st Street from Dallas to College
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Background:
A rehabilitation project on 1st Street was included in the 2014 GO Bond package and the Engineering and Construction Department undertook the design and produced plans for construction. Primarily a pavement rehabilitation project with sidewalk and curb improvements on 1st Street from Dallas to College, striping was also included from Main Street & Ft. Worth to 1st Street then along 1st Street to Midway Avenue. Sidewalk work along Ft. Worth as well as 1st Street from Ft. Worth to north of El Paso was included as additive alternates. Bid documents were advertised on February 18 and 25, 2019 and opened on April 2, 2019. The low bidder, for the Base Bid and both Additive Alternates, was Grade Line Construction, LLC with a total bid of $433,615.86.
This Change Order #1 addresses the following additions to the contract:
- During the installation of the Dallas and 1st street intersection, it was found that the inlet structures were cast into the existing pavement and such required additional modifications beyond contract specifications. Furthermore, existing storm sewer piping had to be replaced causing additional work required at the associated storm inlets. These costs below represent the work required to produce a complete in place product for each of the storm sewer inlets. The removal and replacement of the existing storm pipe was extended through existing line items.
- During the installation of 1st Street between Dallas St. and Commercial, it was found that the existing manholes were "bricked" structures and required additional concrete work beyond contract specifications to adjust the manhole to grade. The below cost is the additional costs above the original line item price.
- Due to the extensive removal and repla...
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