School Days Iso Psp English High Quality May 2026

[Click here for a key to the symbols used. Some county routes were constructed with federal funds. These routes are indicated as FAP (Federal Aid Primary), FAU (Federal Aid Urban), or FAS (Federal Aid Secondary). If no funding source is shown, no federal funds were used. Note that while some segments seem to have the same attributes, they may differ in the county-local road number assigned to the segment, or in the Caltrans Map Sheet number.]

Routing

1. Portola Avenue from I-580 to the Livermore city limits (FAU, 0.72 mi) [Alameda County]

2. Livermore Avenue in Livermore (FAU, 1.25 mi) [Alameda County]

3. S Livermore Avnue from the Livermore city limits to Wente Street Concannon Blvd (FAU, 0.75 mi) [Alameda County]

4. S Livermore Avenue from Wente Street Concannon Blvd to Tesla Road (FAS, 0.54 mi) [Alameda County]

5. Tesla Road from S Livermore Avenue to the San Joaquin county line (FAS, 12.21 mi) [Alameda County]

6. Corral Hollow Road from the Alameda county line to Byron Road (FAS, 12.05 mi) [San Joaquin County]

7. Corral Hollow Road from Byron Road to Grant Line Road (County Sign Route J4) (FAU, 0.85 mi) [San Joaquin County]

8. Corral Hollow Road from Grant Line Road (County Sign Route J4) to Lammers Road (FAS, 2.65 mi) [San Joaquin County]

9. Lammers Road from Corral Hollow Road to Tracy Blvd (FAS, 0.30 mi) [San Joaquin County]

10. Tracy Blvd from Lammers Road to Route 4 (FAS, 7.90 mi) [San Joaquin County]

History and Signage Information

National Trails

Other WWW Links

Status

Acronyms and Explanations:

• "LRN" refers to the Pre-1964 Legislative Route Number. "US" refers to a US Shield signed route. "I" refers to an Eisenhower Interstate signed route. "Route" usually indicates a state shield signed route, but said route may be signed as US or I.
• Previous Federal Aid (pre-1992) categories: Federal Aid Interstate (FAI); Federal Aid Primary (FAP); Federal Aid Urban (FAU); and Federal Aid Secondary (FAS). Current Functional Classifications (used for aid purposes): Principal Arterial (PA); Minor Arterial (MA); Collector (Col); Rural Minor Collector/Local Road (RMC/LR). Note that ISTEA repealed the previous Federal-Aid System, effective in 1992, and established the functional classification system for all public roads.
• Other frequently used terms: California Transportation Commission (Commission or CTC), California Department of Transportation (Department or Caltrans), Regional Improvement Program (RIP), Interregional Improvement Program (IIP), State Transportation Improvement Program (STIP), State Highway Operation and Protection Program (SHOPP), Traffic Congestion Relief Program (TCRP), Clean Air and Transportation Improvement Act of 1990 (Proposition 116), High Speed Passenger Train Bond Program (Proposition 1A), Highway Safety, Traffic Reduction, Air Quality, and Port Security Bond Act of 2006 (Proposition 1B), Corridor Mobility Improvement Account (CMIA), State Route 99 Bond Program (RTE or SR 99), Local Bridge Seismic Retrofit Account (LBSRA), Trade Corridors Improvement Fund (TCIF), Highway-Railroad Crossing Safety Account (HRCSA), State-Local Partnership Program (SLPP), Environmental Phase (PA&ED), Design Phase (PS&E), Right of Way (R/W), Fiscal Year (FY), Active Transportation Program (ATP), Trade Corridor Enhancement Program (TCEP), Local Partnership Program (LPP), Local Streets and Roads Program (LSRP), Solutions for Congested Corridors Program (SCCP).

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