Pipelines 3 and 4 Relining Project--Miramar Hill to State Route 52

2 Documents in Project


SCH Number
Lead Agency
San Diego County Water Authority
Document Title
Pipelines 3 and 4 Relining Project--Miramar Hill to State Route 52
Document Type
MND - Mitigated Negative Declaration
Present Land Use
Pipeline right-of-way/agricultural, residential, industrial park/open space, residential, school, utilities, undeveloped land, roads
Document Description
The porposed project consists of the rehabilitation of approximately 44,000 linear feet of existing Prestressed Concrete Cylinder Pipe (PCCP) along the existing San Diego County Water Authority (Water Authority) Pipline 3 (32,000 ft) and Pipeline 4 (12,000 ft). The proposed project would rehabilitate Pipelines 3 and 4 through instllation of a steel liner into the existing PCCP along two continuous segments of the pipelines within the City of San Diego. Thirty temporary pipline access portals would be constructed as part of the proposed project, as would three valve vaults. Installation of three inline valves, an inline bulkhead, a drain valve and replacement drain, cathodic station testing wires, and a reconnection of Pipeline 4 to Pipeline 3 on the south of SR 52 also would be included in the proposed project.

Contact Information

Mark V. Tegio
Agency Name
San Diego County Water Authority
Contact Types
Lead/Public Agency


San Diego
San Diego
Cross Streets
Hawkeye Way/Spitfire Road to Portobello Drive/Camino Playa Baja
Total Acres
Parcel #
3185211400 to 3730718400
State Highways
I-15, SR 52, SR 163
MCAS Miramar
Thurgood Marshall, AIU
San Diego River
Other Location Info
City/Nearest Community: Mira Mesa, Scripps Ranch
Other Information
Twnshp: 15S

Notice of Completion

Review Period Start
Review Period End
Development Types
Water Facilities (Pipeline Relining)
Local Actions
Pipe reline
Project Issues
Aesthetics, Air Quality, Biological Resources, Cultural Resources, Geology/Soils, Hazards & Hazardous Materials, Hydrology/Water Quality, Noise, Public Services, Schools/Universities, Transportation, Vegetation, Wetland/Riparian, Wildlife
Reviewing Agencies
California Department of Conservation (DOC), California Department of Fish and Wildlife, South Coast Region 5 (CDFW), California Department of Parks and Recreation, California Highway Patrol, California Native American Heritage Commission (NAHC), California Regional Water Quality Control Board, San Diego Region 9 (RWQCB), Caltrans, Division of Aeronautics, Department of Water Resources, Resources Agency, California Department of Transportation, District 11 (DOT)
Reviewing Agency Comments
California Department of Transportation, District 11 (DOT)

Disclaimer: The document was originally posted before CEQAnet had the capability to host attachments for the public. To obtain the original attachments for this document, please contact the lead agency at the contact information listed above. You may also contact the OPR via email at state.clearinghouse@opr.ca.gov or via phone at (916) 445-0613.

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