42" & 48" RCP Alma Street Rehab

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

Details

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

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.
References

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

Methodology

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

Hurdles

Problems encountered during construction:
None
Problems encountered after construction:
None