Project Name:Huntington Entrance (5389)

Location:San Marino, CA


Contract Value:$900,000’s

Project Summary:

Sewer, domestic water pipeline, potholing and a unique storm drainage system to be installed at the Huntington Library entrance complex.


Storm Drainage Systems includes over 4,000 LF of 4" - 15" PVC SDR 35 and over 1,800 LF of 18"- 30" RCP pipe, APWA manholes, curb inlets, catch basins, drain boxes, junction structures, filter inserts, area drains and trench drains; unique feature of this project also includes a 71" x 47" pipe arch ("squash pipe") perforated retention system.

Sewer pipeline work consists of over 2,000 LF of 4"-8" PVC SDR 35 pipe, sewer manholes, sewer cleanouts, various connections to existing sewer, manholes and laterals, a concrete encasement, sawcut removal and replacement of aspalt and pavement.

Fireline pipeline installation work consisting of over 2,300 LF of 6"-10" PVC C-900 Class 150 pipe, 2-way Fire Department Connection, sprinkler risers, post indicator valves, fire hydrant assemblies and fire hydrant relocations.

Domestic Water Pipeline construction consists of installing over 1,000 LF of 4" PVC C-900 Class 150 pipe, and all related fittings and thrust blocks.

Safe off existing utilities by conducting vacuum utility potholing in preparation for water, sewer and storm drain demolition and for verifying existing utility connections.


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