Parnassus Avenue Water Main Installation Project
Overview
This project will provide critical redundancy to the pipeline transmission system serving Stanford Heights Reservoir and improve water quality to pipelines at the end of the Stanford Heights Reservoir pressure zone. The original Stanford Heights mains were installed between 1898 and 1902.
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Project Background
Project Streets:
- Parnassus Street from Stanyan to 5th Avenue
- Judah Street from 5th Avenue to 6th Avenue
- 6th Avenue from Judah Street to Locksley
- Locksley from 6th Avenue to Lawton Street
- Lawton Street from 6th Avenue to Funston Avenue
- Funston Avenue from Lawton Street to Aloha Avenue
- Aloha Avenue from Lawton to 15th Avenue
- Kirkham Street from 6th Avenue to 7th Avenue
- 11th Avenue from Lawton Street to Kirkham Street
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Construction Look Ahead - Posted August 6, 2026
CONSTRUCTION LOOK AHEAD -- ASPHALT PAVING CLEAN-UP
Week of August 3-7 -- The major portion of the work of grinding down and replacing the asphalt paving on portions of 6th Avenue, Locksley Avenue, Warren Drive, Lawton Street, and Aloha Street for the Parnassus Project was finished August 6.
There will be minor project activities August 7: setting manhole covers (after paving), temporary striping and general
clean-up.Week of August 10-14 -- Minor project activities continue this week but without traffic control. These activities include: setting manhole covers (after paving), temporary striping, and general clean-up for the project.
A punch list developed by the contractor and SFPUC staff on a walk-through inspection of all aspects of the construction will also be corrected. The streets that were excavated to install new sections of ductile iron water pipelines will have their asphalt surfaces restored.Weather and construction issues could impact the schedule.
General workdays and hours (weather permitting) are Monday – Friday, 7:00 a.m. to 5:00 p.m.
- Project Materials