State Route 99/State Route 120 Interchange Improvement Project

3 Documents in Project


SCH Number
Lead Agency
Caltrans 6 (Fresno) (California Department of Transportation, District 6)
Document Title
State Route 99/State Route 120 Interchange Improvement Project
Document Type
MND - Mitigated Negative Declaration
Project Applicant
Present Land Use
The proposed project would fully and partially acquire parcels that are in lands designated as Business Industrial Park, Urban Reserve or Heavy Industrial, Residential, Agricultural, and Commercial.

Document Description
The California Department of Transportation (Caltrans) with the cooperation of the City of Manteca and the San Joaquin Council of Governments (SJCOG) proposes to reconstruct the existing State Route (SR) 99/120 and Austin Road interchanges. This project will add new auxiliary lanes, upgrade existing bridges, construct additional connector lanes, ramp upgrades, new signals, and lighting. This project will provide traffic congestion relief and improved operations of the interchanges.

Contact Information
Jennifer Lugo
855 M St, Suite 200
Fresno, CA 93721

Phone : (559) 445-6172


37°47'2.62"N 121°11'16.9"W
San Joaquin
Cross Streets
SR 99/120 Post Miles 3.1/6.2; R5.1/T7.2
Total Acres
Parcel #
Multiple Parcels/Caltrans ROW
State Highways
Other Location Info
8-11, 13-15

Notice of Completion

Review Period Start
Review Period End
Development Type
Transportation (Connector Improvements)
Local Action
Project Issues
Aesthetic/Visual Agricultural Land Air Quality Archaeologic-Historic Biological Resources Drainage/Absorption Flood Plain/Flooding Forest Land/Fire Hazard Geologic/Seismic Minerals Noise Population/Housing Balance Public Services Recreation/Parks Schools/Universities Soil Erosion/Compaction/Grading Solid Waste Toxic/Hazardous Traffic/Circulation Vegetation Water Quality Water Supply Wetland/Riparian Growth Inducing Land Use
Reviewing Agencies
Air Resources Board, Major Industrial Projects Air Resources Board, Transportation Projects California Department of Conservation California Department of Fish and Wildlife, Bay Delta Region 3 California Department of Parks and Recreation California Highway Patrol California Native American Heritage Commission California Public Utilities Commission California Regional Water Quality Control Board, Central Valley Fresno Region 5 Central Valley Flood Protection Board Department of Toxic Substances Control Office of Historic Preservation Resources Agency State Water Resources Control Board, Division of Drinking Water


Environmental Document
1   PDF 12080 K 10   PDF 4928 K 11   PDF 417 K 12   PDF 1934 K 13   PDF 1342 K 14   PDF 6669 K 15   PDF 17492 K 2   PDF 35214 K 3   PDF 6704 K 4   PDF 10093 K 5   PDF 9586 K 6   PDF 41327 K 7   PDF 2689 K 8   PDF 2561 K 9   PDF 7196 K summary form   PDF 68 K
Final Document(s)
10-1E740 NOC_Signed   PDF 492 K SR99-120_Final_ED_August2019_red_size   PDF 12039 K
NOC   PDF 832 K

Disclaimer: The Governor’s Office of Planning and Research (OPR) accepts no responsibility for the content or accessibility of these documents. To obtain an attachment in a different format, please contact the lead agency at the contact information listed above. You may also contact the OPR via email at or via phone at (916) 445-0613. For more information, please visit OPR’s Accessibility Site.

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