Modoc County, CA
87 public highway bridges
Modoc County Bridge Snapshot
According to the Federal Highway Administration's 2024 National Bridge Inventory, Modoc County, California contains 87 public highway bridges. Roughly 49.4% are rated “Good,” 49.4% “Fair,” and 1.1% “Poor.” Poor means the lowest applicable deck, superstructure, substructure, or culvert rating is 4 or below on the 0–9 NBI scale. It is a condition category, not a live safety or closure decision.
Responsible agencies inspect covered bridges on risk-based intervals under current NBIS rules and submit inventory data to FHWA annually. The list below shows every NBI-tracked bridge in the county. Use the “Sort by” controls to change the ordering, and click any row for its reported inspection date, traffic count, and condition fields.
Source: FHWA National Bridge Inventory. See methodology for full definitions.
Condition Distribution
All Bridges (87)
42N31
FairOver: SOUTH FORK PARKER CREEK
3 MI EAST OF W.WARNER RD, Modoc, CA
42N35
FairOver: TURNER CREEK
2 MI S OF LOVENESS RD, Modoc, CA
CR 87A
FairOver: ASH CREEK
1.3 MI NORTH OF SR 299, Modoc, CA
41N11
FairOver: JOHNSON CREEK
NO DATA ENTERED, Modoc, CA
STATE ROUTE 299
FairOver: W BR CLOVERSWALE CREEK
02-MOD-299-27.35, Modoc, CA
COUNTY ROAD 215
FairOver: HOWARDS GULCH
2.15 MI N/O RTE 299, Modoc, CA
SURPRISE VALLEY RD
FairOver: OWL CREEK
11.0 MI S OF SH 299, Modoc, CA
MAINE ST
FairOver: BIDWELL CREEK
FORT BIDWELL, Modoc, CA
CO RD 198
FairOver: RUSH CREEK
0.25 MI S/O SR 299, Modoc, CA
COUNTY ROAD 75
FairOver: PIT RIVER
0.3 MI SOUTH OF SR 299, Modoc, CA
U.S. HIGHWAY 395
FairOver: SOUTH FORK PIT RIVER
02-MOD-395-3.73, Modoc, CA
STATE ROUTE 299
FairOver: DRY CREEK
02-MOD-299-0.93-ADIN, Modoc, CA
STATE ROUTE 299
FairOver: DUTCH FLAT CREEK
02-MOD-299-2.45, Modoc, CA
ESTES STREET
FairOver: NORTH FORK PIT RIVER
0.1 MI N PARKER CREEK RD, Modoc, CA
CO RD 56
FairOver: ALTURAS CREEK
0.50 MI E/O US 395, Modoc, CA
NO DATA ENTERED
FairOver: LASSEN CREEK
NO DATA ENTERED, Modoc, CA
BLUE LAKE ROAD
FairOver: SOUTH FORK PIT RIVER
0.06 MI S JESS VALLEY RD, Modoc, CA
CENTERVILLE RD
FairOver: CANYON CREEK OVERFLOW
10.8 SW OF CARLOS ST, Modoc, CA
ROAD 63
FairOver: STONES CANYON
1.7 MI W OF SH 395, Modoc, CA
OLD BLUE LAKE ROAD
FairOver: SOUTH FORK PIT RIVER
6 MI E OF LIKELY, Modoc, CA
CR 64/JESS VALLEY
FairOver: SOUTH FORK PIT RIVER
3.5 MI E S.R. 395, Modoc, CA
LOOKOUT-HACKMORE R
FairOver: PIT RIVER
0.3 MI NW OF C.R. 87, Modoc, CA
U.S. HIGHWAY 395
FairOver: PARKER CREEK
02-MOD-395-26.71, Modoc, CA
CR 54/CENTERVILLE
FairOver: NORTH BRANCH PIT RIVER
0.3 MI SOUTH OF SH 299, Modoc, CA
IRR ALPINE RD. 58
FairOver: PARKER CREEK
0.3 MI N OF PARKER CR.RD., Modoc, CA
CENTERVILLE RD
FairOver: NORTH FORK PIT RIVER
0.4 MI S OF CARLOS ST., Modoc, CA
IRR CO RD 87
FairOver: PIT RIVER SLOUGH
0.2 MI NE LKOUT HKMORE RD, Modoc, CA
CR 71
FairOver: CANYON CREEK
5 MI S/W CENTERVILLE RD, Modoc, CA
CO RD 133C
FairOver: WILLOW CREEK
0.1 MI S OF CR 9, Modoc, CA
CO RD 60
FairOver: EASTSIDE CANAL
2.1 MI W OF CR 189, Modoc, CA
CR 85
FairOver: PIT RIVER
APPROX 8 MI E OF LKT RD, Modoc, CA
JONES LN -CO RD 61
FairOver: MIDDLE CANAL
0.6 MI W SH 395, Modoc, CA
STATE ROUTE 139
FairOver: HOWARDS GULCH
02-MOD-139-R2.23, Modoc, CA
IRR BIA RTE 76
FairOver: NORTH FORK OF PIT RIVER
90M W OF RTE 76 & HWY 395, Modoc, CA
COUNTY ROAD 60
FairOver: WESTSIDE CANAL
3.6 MI W OF CR 189, Modoc, CA
STATE ROUTE 139
FairOver: UP RR
02-MOD-139-30.63, Modoc, CA
U.S. HIGHWAY 395
FairOver: UP RR
02-MOD-395-R20.77, Modoc, CA
U.S. HIGHWAY 395
FairOver: UP RR
02-MOD-395-R15.06, Modoc, CA
IRR CO RD 87
FairOver: PIT RIVER SLOUGH
0.8 MI NE LKOUT HKMORE RD, Modoc, CA
U.S. HIGHWAY 395
FairOver: NORTH FORK PIT RIVER
02-MOD-395-21.88-ALT, Modoc, CA
U.S. HIGHWAY 395
FairOver: SOUTH FORK PIT RIVER
02-MOD-395-R16.52, Modoc, CA
U.S. HIGHWAY 395
FairOver: NORTH FORK PIT RIVER
02-MOD-395-26.23, Modoc, CA
COUNTY ROAD 112
FairOver: J CANAL
SOUTH OF STATE LINE RD, Modoc, CA
42N16
GoodOver: PARKER CREEK
WILDLIFE REFUGE BNDRY, Modoc, CA
FOREST ROAD 22
GoodOver: ASH CREEK
ASH CREEK CAMPGROUND, Modoc, CA
48N48
GoodOver: LOST RIVER
3 MI E OF HOPELESS PASS, Modoc, CA
38N54
GoodOver: JUNIPER CREEK
1 MI E OF STONEBREAKER, Modoc, CA
COUNTY ROAD 215
GoodOver: HOWARDS GULCH
4.2 MI N OF SH 299, Modoc, CA
SOUTH WARNER ROAD
GoodOver: EAST CREEK
2.5 MI W OF PATTERSON, Modoc, CA
COUNTY ROAD 70
GoodOver: PIT RIVER
.5 MI N CENTERVILLE RD, Modoc, CA
Read our methodology - how this data is sourced, computed, and verified.
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Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.