SUBJECT
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Authorizing the City Manager to execute and approve Amendment #7, for the additional Engineering Services contract with Crane Engineering - Laredo, Texas in the amount of $263,241.10 for the Eastern Chacon Creek 18" - 36" Interceptor from Vaquillas Lift Station to India Avenue and Gates Street. The new total contract amount with this amendment is $904,666.42. The additional services will assist the City with several tasks including: Rain Event Assessment and Repairs; USACE Inspection Response and Stream Restoration; Assessment of Pipe Installation across TxDOT Loop 20 right-of-way,SW3P Update; Dryden/Cavazos Coordination on Incorrect Landowner; Update of Channel Design to address Impacts from 100-year storm; and Groundwater issues during construction. Funding is available in the 2019 Sewer Revenue Bond and 2019 Environmental C.O.
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PREVIOUS COUNCIL ACTION
The Laredo City Council approved original engineering consultant services contract amounting to $419,313.26 to Crane Engineering on September 4, 2018 for the design, bidding and construction management of the 18" - 36" Eastern Chacon Creek Interceptor from Vaquillas Lift Station to India Avenue and Gates Street.
City Council on January 22, 2019 approved Amendment #1 amounting to $26,510.00 to provide Environmental Services to address study and compliance with Army Corps of Engineers.
City Council on June 17, 2019 approved Amendment #2 amounting to $51,344.88 to perform Hydrologic and Hydraulic Study on existing conditions in East Chacon Creek, prepare plans, specifications, and cost estimates for channel improvements, as well as develop a regional stormwater master plan from Summers Pond to Loop 20.
City Council on January 21, 2020 approved Amendment #3 amounting to $106,525.33 to prepare plans, specifications, cost estimates, utility coordination, and construction oversight for reconstruction of Century City Boulevard bridge to be above the 100 year flow, as well as create pedestrain crossi...
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