Lift Station 2 Force Main Rehabilitation Project

Butier Engineering, Inc. provided construction management and inspection services for the Lift Station 2 Force Main (LS-2 FM) Rehabilitation Project. Services included project controls, construction services, and project completion and closeout activities.

The LS-2 FM Project consisted of the rehabilitation of the existing 6,400 foot, 20-inch diameter, polyurethane lined, polyethylene wrapped, Class 250 ductile iron pipe. It is located at 31104 Coast Highway in the City of Laguna Beach and ends at a point of connection inside the SOCWA Coastal Treatment Plant (CTP). The LS-2 FM is located within a 20-foot easement running northerly and adjacent to Aliso Creek and runs through portions of The Ranch at Laguna Beach, a resort with a 9-hole golf course.

Scope of Work

• Sliplining using a 16-inch diameter high-density polyethylene pipe
• Grouting the annular space
• Excavating 13 access pits
• Installation and operation of a full-length bypass system
• Replacing sections of pipe
• Installation of air vacuum release valves
• Removal and disposal of existing valves
• Installation of a surge tank
• Landscape restoration
• 545 (LF) of 10" force main
• Sewer manholes and appurtenances
• Abandonment of Segerstrom Lift Station