FROM: Robert Thompson, General Manager
Originator Riaz Moinuddin, Director of Operations & Maintenance
SUBJECT:
title
INSPECTION OF 78-INCH AND 120-INCH OCEAN OUTFALL PIPELINES SOURCE
end
GENERAL MANAGER'S RECOMMENDATION
recommendation
RECOMMENDATION:
A. Approve a sole source Professional Consultant Services Agreement to SGS US West Coast, LLC. to provide an underwater video inspection of the 78-inch and 120-inch outfall pipelines by utilizing an external Remotely Operated Vehicle (ROV) for a total amount not to exceed $120,800; and
B. Approve a contingency of $12,080 (10%).
body
BACKGROUND
Orange County Sanitation District's (OC San) National Pollutant Discharge Elimination System (NPDES) permit requires inspection of the 78-inch and 120-inch outfall lines every 2.5 years. Outfall lines are used to convey and diffuse treated wastewater into the ocean. In addition, the lease between the California State Lands Commission and OC San requires the inspection of the 120-inch ocean outfall every 2.5 years.
This procurement will recommend to directly contract with SGS US West Coast, LLC. to conduct the inspection of the outfall pipelines and fulfill the NPDES permit and California State Lands Commission lease requirements. SGS US West Coast, LLC. is currently scheduled to perform the tie-rod repairs on the 120-inch outfall this summer as a subcontractor to an engineering consultant.
RELEVANT STANDARDS
* Comply with environmental permit requirements
* Protect OC San assets
* 24/7/365 treatment plant reliability
PROBLEM
The NPDES permit and the California State Lands Commission lease require inspection of the outfall pipelines.
PROPOSED SOLUTION
Procure specialty underwater inspection services from SGS US West Coast, LLC., which has experience on OC San's assets, to conduct the inspection of the outfall pipelines.
TIMING CONCERNS
The outfall inspections need to be completed by September 2023 due to permit and lease requirements...
Click here for full text