Alpine County, CA
32 public highway bridges
Alpine County Bridge Snapshot
Alpine County, California contains 32 public highway bridges in the FHWA National Bridge Inventory. Roughly 34.4% are rated “Good,” 59.4% “Fair,” 6.3% “Poor,” and 6.3% are classified as structurally deficient — the federal designation for spans whose deck, superstructure, or substructure has been rated 4 or below on the 0–9 NBI scale. Structurally deficient does not mean unsafe to cross; it means the bridge is on the priority list for repair or replacement.
Inspections in CA are conducted by certified engineers from the state Department of Transportation on a 24-month cycle, and results are reported back to the FHWA each spring. The list below shows every NBI-tracked bridge in the county, sorted by inventory load rating. Use the “Sort by” controls to surface the lowest-rated spans first, and click any row for full inspection history, traffic counts, and condition trends.
Source: FHWA National Bridge Inventory. See methodology for full definitions.
Condition Distribution
All Bridges (32)
BLUE LAKES RD
FairOver: WEST FORK CARSON RIVER
3.0 MI SOUTH OF S.H. 88, Alpine, CA
STATE ROUTE 89
FairOver: WEST FORK CARSON RIVER
10-ALP-089-21.31, Alpine, CA
STATE ROUTE 89
FairOver: EAST FORK CARSON RIVER
10-ALP-089-13.30, Alpine, CA
STATE ROUTE 88
FairOver: WEST FORK CARSON RIVER
10-ALP-088-14.70, Alpine, CA
STATE ROUTE 89
FairOver: MARKLEEVILLE CREEK
10-ALP-089-14.69, Alpine, CA
PLSNT VLY RD
FairOver: HOT SPRINGS CREEK
1.1 MI W/O MARKLEEVILLE, Alpine, CA
STATE ROUTE 88
FairOver: WEST FORK CARSON RIVER
10-ALP-088-12.46, Alpine, CA
OLD STATE ROUTE 88
FairOver: WEST FORK CARSON RIVER
10-ALP-088-16.22, Alpine, CA
STATE PARK ROAD
FairOver: HOT SPRINGS CREEK
GROVER HOT SPRINGS ST PK, Alpine, CA
STATE ROUTE 4
FairOver: EAST FORK CARSON RIVER
10-ALP-004-29.78, Alpine, CA
STATE ROUTE 88
FairOver: CAPLES LAKE SPILLWAY
10-ALP-088-0.46, Alpine, CA
STATE ROUTE 4
FairOver: PACIFIC CREEK
10-ALP-004-11.99, Alpine, CA
DIAMOND VALLEY RD
FairOver: WEST FORK CARSON RIVER
SOUTH OF SH 88, Alpine, CA
DIAMOND VALLEY RD
FairOver: INDIAN CREEK
0.8 MI E AIRPORT RD, Alpine, CA
HIGHLAND LAKE RD
FairOver: MOKELUMNE RIVER
3.3 MI S OF S.H. 4, Alpine, CA
STATE ROUTE 4
FairOver: RAYMOND MEADOW CREEK
10-ALP-004-24.47, Alpine, CA
WOLF CREEK RD
FairOver: SILVER CREEK
0.2 MI E/O SR 4, Alpine, CA
LARAMIE ST
FairOver: MARKLEEVILLE CREEK
E/O MONTGOMERY ST, Alpine, CA
STATE ROUTE 89
FairOver: WEST FORK CARSON RIVER
10-ALP-089-21.46, Alpine, CA
HORSE MEADOWS ROAD
GoodOver: WILLOW CREEK
NO DATA ENTERED, Alpine, CA
HORSE MEADOWS ROAD
GoodOver: WILLOW CREEK
NO DATA ENTERED, Alpine, CA
STATE ROUTE 4
GoodOver: NORTH FORK MOKELUMNE RIV
10-ALP-004-12.94, Alpine, CA
STATE ROUTE 4
GoodOver: SILVER CREEK
10-ALP-004-27.98, Alpine, CA
DOUGLAS WAY ROAD
GoodOver: WEST FORK CARSON RIVER
0.1 MILE NORTH OF SH 88, Alpine, CA
DIXON MINE RD
GoodOver: WOLF CREEK
4 MI SOUTHEAST OF SR4, Alpine, CA
STATE ROUTE 89
GoodOver: WILDLIFE ACCESS
10-ALP-089-R19.15, Alpine, CA
STATE ROUTE 4
GoodOver: JACKASS GULCH
10-ALP-004-R7.82, Alpine, CA
STATE ROUTE 88
GoodOver: WEST FORK CARSON RIVER
10-ALP-088-17.76, Alpine, CA
STATE ROUTE 88
GoodOver: WEST FORK CARSON RIVER
10-ALP-088-16.13, Alpine, CA
10N01
GoodOver: WOODS CREEK
NO DATA ENTERED, Alpine, CA
CRYSTAL SPRGS CAMP
PoorOver: WEST FORK CARSON RIVER
0.1 MILE SOUTH OF S.H. 88, Alpine, CA
STATE ROUTE 4
PoorOver: SILVER CREEK
10-ALP-004-26.15, Alpine, CA
Read our methodology — how this data is sourced, computed, and verified.
Related
| Publisher | Kiznis Studio |
| Sources | FHWA National Bridge Inventory, public U.S. government datasets |