Big Tujunga Dam Seismic Upgrade Project
2 Documents in Project
Summary
SCH Number
2005101010
Lead Agency
Los Angeles County
Document Title
Big Tujunga Dam Seismic Upgrade Project
Document Type
NEG - Negative Declaration
Received
Present Land Use
USFS Land
Document Description
The project includes placement of new concrete on the downstream face of the existing arch dam to create a thick arch. Additional modifications to the existing dam include raised parapet walls (including breakaway walls and or railings at the dam crest). Dam crest modified as auxiliary spillway, a new elevator, lighting, dam controls system, new control house, new valves, valve house and instrumentation, boat dock, above ground diesel tank for new emergency generator, erosion protection, 2" diameter waterline between dam's water tanks and construction of a permanent access road.
Contact Information
Name
Mr. Sterling Clippel
Agency Name
Los Angeles County Department of Public Works
Contact Types
Lead/Public Agency
Phone
Location
Counties
Los Angeles
Cross Streets
Big Tujunga Canyon Road and MP 2 +44
Waterways
Tujunga Springs
Township
2N
Range
13W
Section
1
Base
CAQuad
Other Location Info
Tujunga Springs
Notice of Completion
State Review Period Start
State Review Period End
State Reviewing Agencies
California Department of Conservation (DOC), California Department of Health Care Services (DHCS), California Department of Parks and Recreation, California Department of State Parks, Division of Boating and Waterways, California Highway Patrol, California Native American Heritage Commission (NAHC), California Regional Water Quality Control Board, Los Angeles Region 4 (RWQCB), California State Lands Commission (SLC), Department of Water Resources, Office of Emergency Services, California, Resources Agency, San Gabriel and Lower Los Angeles Rivers and Mountains Conservancy (RMC), California Department of Transportation, District 7 (DOT), California Department of Fish and Wildlife, South Coast Region 5 (CDFW)
State Reviewing Agency Comments
California Department of Transportation, District 7 (DOT), California Department of Fish and Wildlife, South Coast Region 5 (CDFW)
Development Types
Other (Flood Control Dam)
Local Actions
Flood Control Dam
Project Issues
Biological Resources, Vegetation, Wildlife
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.