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This Solicitation opportunity from California was posted on September 18, 2020. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Water Transmission Main (Phase II) Valve Replacement

Closed
7539-3State & Local

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This contract involves extensive work related to the upgrade and replacement of water transmission infrastructure in Newport Beach, California. Key tasks include the removal of existing transmission water mains of various sizes, their subsequent abandonment with concrete slurry fill, and the removal of existing valves. The project also entails the construction of new transmission mains in multiple sizes, along with all necessary appurtenances, fittings, and connections to integrate with the current water system. Additionally, the work includes replacing and upgrading valves at critical locations such as the Big Canyon Reservoir Zone 3 Booster Pump Station and the 16th Street Pump Station, including modifications within the reservoir control building to replace hydraulic with electric actuated butterfly valves and associated electrical and PLC upgrades. Further scope involves demolition of existing valve vaults, improvements to the Big Canyon Reservoir drain line vault, and the removal and installation of new pressure regulating stations, including the construction of a new station on Basswood Street. Dewatering at specified locations and CCTV inspections of existing pipelines are also required. Addendum modifications specify additional valve and pipeline replacements at the 16th Street Pump Station, as well as the construction of a new 10-inch outlet on an existing transmission main and pipeline connections at Jamboree Road and Back Bay Drive. The project is overseen by the City of Newport Beach, with a response deadline of October 22, 2020, and is designated under NAICS code 336390. The primary point of contact is Alfred Castanon, reachable via email or phone.

General Info

Documents

1

City of Newport Beach Contract No. 7539-3: Water Transmission Main (Phase II) Valve Replacement

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Timeline

PhaseClosed
Posted

Solicitation

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Submission Closed

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Organization & Contact Information

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AgencyCalifornia → City of Newport Beach
Contacts1 person available
OfficeN/A
Office AddressN/A

Full Description

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The work necessary for the completion of this contract consists of:• Removal of existing 12-inch, 16-inch, 18-inch, 20-inch, 24-inch and 30-inch transmission water mains;• Concrete slurry fill (one sack) and abandon in place existing 6-inch, 8-inch, 10-inch, 18-inch, and 30-inch transmission mains;• Removal of existing 16-inch, 18-inch, 20-inch, 24-inch, and 30-inch transmission water valves;• Removal and replacement of 12-inch and 16-inch isolation valves at Big Canyon Reservoir Zone 3 Booster Pump Station;• Demolition of existing valve vaults;• Construction of 16-inch, 18-inch, 24-inch and 30-inch transmission main including all appurtenances, fittings, services and connections to the existing water system;• Construction of 16-inch, 18-inch, 24-inch, and 30-inch butterfly transmission valves;• Big Canyon Reservoir drain line vault improvements;• Removal of Alta Vista Pressure Regulating Station;• Installation of new Pressure Regulating Station on Basswood Street• Dewatering at two locations: Valve M06 018 and M08 069• Modifications to valves and piping in the Big Canyon Reservoir Control Building Basement to include: Replace one 30-inch and one 48-inch hydraulic actuated butterfly valves with electric actuated butterfly valves, replace 30-inch butterfly valve in kind, replace portions of 48-inch and 30-inch pipeline. Item includes demolition of hydraulic supply pumps and associated electrical and piping appurtenances. Provide all necessary electrical improvements and programming of existing PLC.• CCTV Existing Pipelines as shown on Project Plans.PER ADDENDUM 1:• Modifications to valves and piping in buried concrete vault at the 16th Street Pump Station to include: Replace two 36-inch butterfly valves in kind and replace portions of 36-inch pipeline. • Construction of new 10-inch outlet on existing 30-inch transmission main and pipeline connection to existing 10-inch and 12-inch DIP watermains at Jamboree Road and Back Bay Drive as shown on Sheet 15 of Project Plans including all appurtenances, pipeline, valves, fittings, and connections to the existing water system.• Reconnect existing 2-inch combination air release valves.

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Highway, Street, and Bridge Construction

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28 days ago

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in 18 days
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