Site work and paving for a civil project in Concord, California. Completed plans call for site work for a bridge / tunnel; for paving for a bridge / tunnel; road / highway; road / highway; and water / sewer project.

Q&A Deadline 04/22/2025 5:00 PM (PDT) = Contact Info Bid Administrator bidcoordinator@ccwater.com The Work includes but is not limited to: For Culvert 24 - Removing and relocating existing rip rap; removing and disposing of existing water-filled traffic barriers; removing and disposing of existing polyethylene sheeting; removing and disposing of existing temporary traffic signage; demolishing and disposing of existing storm drain facilities; trimming or removal of trees and brush and associated disposal; grading of embankments to prepare for installation of improvements; furnishing and installing new storm drain facilities including trenching, backfilling, and repaving; furnishing and installing a new soldier pile retaining wall with associated backfilling and paving; furnishing and installing a new traffic guardrail system; furnishing and installing new jute mesh fabric and rip rap for slope protection, performing roadway restriping; and performing related required work as shown on the Volume 1 drawings and specified herein (including Volume 1 of Division 2 specification sections) to make a complete project. For Buckeye Canyon Road Sites 5 and 6 - Removing and disposing of excess slide material; furnishing and installing a new soldier pile retaining wall with associated backfilling; furnishing and installing new storm drain facilities including trenching and backfilling; furnishing and installing a new traffic guardrail system; furnishing and installing new geotextile fabric and rip rap for slope protection; furnishing and installing temporary K-rail traffic barriers at specified sites along Buckeye Canyon Road during construction; and performing related required work as shown on the Volume 2 drawings and specified herein (including Volume 2 of Division 2 specification sections) to make a complete project. The location of the project site is the Los Vaqueros Watershed in Livermore, California. Project is to be completed within 155 consecutive days