COUNTY SERVICE AREA (CSA) 2 SEWER REHABILITATION PROJECT

Community of Aspendell (Elev. 8400)

Bishop Creek Area, Inyo County, CA

MAIN PROJECT OBJECTIVES

Replace existing sewer pipe and install new PVC sewer pipe in order to:• Reduce the potential for sewage spills from pipe blockage due to tree root intrusion

at pipe joints.• Reduce infiltration of groundwater from existing manholes, pipe joint

problems/failures.

Project Construction DetailsContractor:

White Rock Construction, Inc.

Work Start Date: July 21,2014 Replaced 1420 LF-6” sewer mainReplaced 10 sewer manholes

Work End Date: September 23, 2014Notice of Completion: Issued December 2, 2014

Temporary sewage bypass pipe (from one manhole to another)

Removing large boulder from new sewer line trench

Large boulder prepared for blasting

New sewer line trench/excavation with shoring and sand shading

New sewer manhole and trench alignment/excavationwith shoring

Preparing to lift trench box into deep sewer line trench/excavation

New sewer line in deep trench with rock shading and trench box shoring