Specification No. 22-09 (C51632) - Emergency Release Facility, Lake Perris

Background
The Department of Water Resources (DWR) of the California Natural Resources Agency is issuing this contract for the Emergency Release Facility at Lake Perris.

The project aims to enhance safety by allowing emergency releases from the dam, specifically re-routing flows during emergency situations when the Perris Reservoir needs to be lowered. This initiative is part of DWR's mission to manage California's water resources effectively and ensure public safety.

Work Details
The project involves extensive construction work including:
- Levee embankment
- Channel work
- Concrete structures
- Bridges
- Box culverts
- Roadwork
- Traffic staging, signals, and lighting
- Demolition
- Utility relocations
- Drainage systems
- Landscaping.

Specific tasks include installation of laboratory equipment and appliances, traffic control systems, temporary railings, crash cushions, signs for restricted areas and access restrictions, mobilization and demobilization activities, cold plane asphalt concrete pavement removal and replacement, excavation activities including general and rock excavation, installation of various types of pipes (PVC, HDPE), construction of drainage systems including manholes and cleanouts, bridgework including structural concrete placement and reinforcement with steel bars. The project also includes electrical work such as installation of transformers and power cables.

Period of Performance
The contract will be performed over a specified period starting from the date of award until completion. The estimated cost range for this project is between $65 million to $80 million.

Place of Performance
The geographic location for this contract is primarily at Lake Perris State Recreation Area in Riverside County, California.