42" & 48" RCP Alma Street Rehab

Project Location
San Jose, California.
Construction cost
$875,000 / $243/ft.
Construction Start/End
12/1990 - 03/1991


When was it constructed and how long has it been in service:

Diameter of line, sewer pipe material (RCP, MCIP, brick, etc.), length of rehab portion:42" & 48", RCP, 3600 feet of rehab.

Depth of pipe:
15 feet
Depth of ground water:
10 feet
Health and safety:
Used conventional confined space entry program
Has any re-inspection been performed? What was the condition of the pipe?
Yes (April 1993). The pipe was found to be in good condition.

Mr. Ken Salvail
City of San Jose
Telephone: 408-277-4638


Ventilation and odor control used:
Forced air was supplied
Rehab method used:
Flat Panels were installed in 10’ sections.
Cleaning method used (if required) and who cleaned the line:
N/A – New construction.
Method of flow bypass or diversion, if used:
The WWTP was bypassed, installed well points as necessary


Problems encountered during construction:
Problems encountered after construction: