From
George Fanous
Title
Change Order/Amendment No. 1 in the negative amount of ($27,431.93) with Austin Bridge and Road, L.P for MacArthur Blvd Paving and Drainage improvements
Presenter
Romin Khavari, City Engineer
Recommended Action
Approve
Analysis
On April 21, 2015 the City of Grand Prairie awarded a construction contract to Austin Bridge and Road, L.P in the bid amount of $14,707,420.34 and a total project cost of $16,205,025 for MacArthur Blvd Paving and Drainage improvements between IH 30 and West fork of the Trinity River inside Irving City limits.
This project provided for the construction of 4,743 linear feet of 4-lane divided thoroughfare in MacArthur Blvd from IH-30 to north of the West fork of Trinity River to connect to the existing concrete roadway. The project also included the construction of Two-700 linear feet bridges over the Trinity River; 555 linear feet of 37’- wide new concrete roadway to the Land fill Road; construction of approximately 1400 linear feet of bypass channel across the existing Trinity River ox-bow to the west of MacArthur Blvd. to improve channel hydraulics and mitigate for the approximate 4 feet embankment fill required for the roadway.
This change order/ Amendment No.1 provides for revisions of bridge lighting conduit plans and the addition of an electrical service for bridge lighting on the north side of the Trinity river inside Irving City limits ; Irving will take over Bridge maintenance following completion of construction; this change order also provides for additional storm drain pipe to convey storm water from a low spot area inlet on Forterra (Hanson) plant site; this storm drain crossing of MacArthur Blvd was discovered during construction of this project. Forterra (Hanson) will install the inlet grate at its own cost. This change order also provides for realignment of the temporary Landfill Road due to unknown conflicts on Forterra (Hanson) site unearthed during clearing operations; temporary land ...
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