Explanation
1. BACKGROUND
This ordinance authorizes the Director of Public Service to modify and increase an existing contract with Double Z Construction Company for the King Lincoln District - Long Street, Garfield Avenue, Monroe Avenue and Talmadge Street project (P441770-100000, the “Streetscape Improvements”) project in an amount up to $312,033.35.
Ordinance 0404-2021 authorized the Director of Public Service to enter into a contract with Double Z Construction Company for the construction of the King Lincoln District - Long Street, Garfield Avenue, Monroe Avenue and Talmadge Street project and to provide for construction administration and inspection services.
Ordinance 1803-2021 authorized the work for modification 1 which consisted of an additional duct vault and 1,888 accumulative feet of additional duct bank conduit installation, and other such work as may be necessary.
The work performed to date for this project consists of the major reconstruction of Long Street, Garfield Avenue, Talmadge Street and Monroe Avenue. The major work components of concrete, asphalt and safety features have all been constructed. The undergrounding of the overhead facilities remains a work item as the power cable, a major component described below, has yet to be procured and installed. Currently, the project from a traffic standpoint has reached substantial completion as traffic is using the full lanes of traffic throughout the corridor. Significant volume of primary electrical and demolition of the existing overhead utilities remains.
The work for modification 2 will consist of significant extra work on the permanent power found primarily underground where the plan documents did not adequately address the appropriate circuitry to conduct the work as programmed. This has caused the project delay costs and significant upcharges in cabling prices due to supply chain shortages. A second significant cost impact to the project was observed on N. Monroe Avenue south of Long Stree...
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