Castaic Lake Water Agency

Sand Canyon Pipeline Project

$23.4 MILLION - JULY 2004 - OCT 2006


WCE PROVIDED PROJECT MANAGEMENT, PUBLIC OUTREACH AND INSPECTION SERVICES
 

CONTRACTOR: L.H. WOODS CONSTRUCTION, BOB KERTIS/SHANE SATO

26,000 LINEAR FEET (5.0 MILES) CEMENT MORTAR LINED AND COATED 48" DIAMETER STEEL PIPE AND 1,400 LF OF 24" DIAMETER DUAL WELDED INTERIOR AND EXTERIOR


FABRICATOR: AMERON INTERNATIONAL, LEROY KUZEL

Sand Canyon Pipeline Project

SET No. 1 TUNNELING UNDER CAMP PLENTY ROAD AT SOLEDAD CANYON ROAD INTERSECTION (TOP) AND SANTA CLARA ST CONSTRUCTION (BOTTOM).

Tunneled under Soledad Road at Camp Plenty Road and in Santa Clara Street.

Sand Canyon Pipeline Project

SET No. 2 PIPELINE TUNNELING CONSTRUCTION UNDER THE SANTA CLARA RIVER.

Tunneled 1,500 linear feet at a depth of 32 feet across the river.

CLICK ON AN IMAGE TO ENLARGE IT.

Sand Canyon Pipeline Project

SET No. 3 PIPELINE CONSTRUCTION ACROSS THE SANTA CLARA RIVER.

Pipeline Construction Sequence

1. Drive steel corrugated sheet pile "scour" wall ribs.

2. Excavation to elevation.

3. Place foundation blocks.

4. Lay pipe sections.

5. Weld pipe joints.

6. Air pressure/soap test welds.

7. Mortar pipe joints inside.

8. Construct rebar cages.

9. Encase pipe in concrete.

10. Place engineered fill on upstream side of encasement.

11. Backfill and compact native fill to grade.

12. Construct pipeline appurtenances, air valves, cathodic protection test stations etc.

12. Pressure test for leakage.

13. Clean and disinfect pipeline interior prior to usage.

14. Connect pipeline to pump station and reservoir.


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