Los Angeles County, CA
3,937 public highway bridges
Los Angeles County Bridge Snapshot
According to the Federal Highway Administration's 2024 National Bridge Inventory, Los Angeles County, California contains 3,937 public highway bridges. Roughly 34.3% are rated “Good,” 17.1% “Fair,” and 2.2% “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 (3,937)
INTERSTATE 405
UnknownOver: INTERSTATE 110
07-LA-405-12.95-LA, Los Angeles, CA
S110-S405 CONNECTR
UnknownOver: I 110
07-LA-110-8.75-LA, Los Angeles, CA
N405-S110 CONNECTR
UnknownOver: INTERSTATE 110
07-LA-405-12.95-CRSN, Los Angeles, CA
INTERSTATE 405
UnknownOver: N110-N405 CONNECTOR RAMP
07-LA-405-12.83-CRSN, Los Angeles, CA
N110-S405 CONNECTR
UnknownOver: FIGUEROA STREET
07-LA-110-8.58-CRSN, Los Angeles, CA
INTERSTATE 405
UnknownOver: FIGUEROA STREET
07-LA-405-12.73-CRSN, Los Angeles, CA
N405-N&S110 CONNEC
UnknownOver: FIGUEROA STREET
07-LA-405-12.74-CRSN, Los Angeles, CA
INTERSTATE 405
UnknownOver: S110-S405 CONNECTOR RAMP
07-LA-405-13.06-LA, Los Angeles, CA
INTERSTATE 405
UnknownOver: VERMONT AVE, 190TH ST
07-LA-405-13.28-LA, Los Angeles, CA
US HIGHWAY 101 SB
UnknownOver: N405-N101 CONNECTOR RAMP
07-LA-101-17.07L-LA, Los Angeles, CA
S101-N405 CONNECTR
UnknownOver: I 405 & N101-S405 RAMP
07-LA-101-17.14L-LA, Los Angeles, CA
N101-S405 CONNECTR
UnknownOver: I 405 & N101-S405 RAMP
07-LA-101-17.14R-LA, Los Angeles, CA
US HIGHWAY 101 SB
UnknownOver: I 405 & N101-S405 RAMP
07-LA-101-17.14L-LA, Los Angeles, CA
US HIGHWAY 101 NB
UnknownOver: I 405 & N101-S405 RAMP
07-LA-101-17.14R-LA, Los Angeles, CA
US HIGHWAY 101 NB
UnknownOver: S405-S101 CONNECTOR RAMP
07-LA-101-17.29R-LA, Los Angeles, CA
ROUTE 710
UnknownOver: WHITTIER BLVD
07-LA-710-23.77-LA, Los Angeles, CA
HUMPHREYS AVE
UnknownOver: INTERSTATE 710 & CONNS
07-LA-710-24.22-LA, Los Angeles, CA
THIRD STREET
UnknownOver: INTERSTATE 710
07-LA-710-24.47-LA, Los Angeles, CA
FIRST ST
UnknownOver: INTERSTATE 710
07-LA-710-24.72-LA, Los Angeles, CA
CESAR E. CHAVEZ AV
UnknownOver: INTERSTATE 710
07-LA-710-24.97-LA, Los Angeles, CA
ROUTE 710 NB
UnknownOver: FLORAL DRIVE
07-LA-710-25.21-LA, Los Angeles, CA
PEDESTRIAN WALKWAY
UnknownOver: STATE ROUTE 71
07-LA-071-2.02-POM, Los Angeles, CA
PEDESTRIAN WALKWAY
UnknownOver: U.S. HIGHWAY 101
07-LA-101-26.68-LA, Los Angeles, CA
INTERSTATE 405
UnknownOver: AVALON BLVD
07-LA-405-11.22-CRSN, Los Angeles, CA
INTERSTATE 405
UnknownOver: WILMINGTON AVE
07-LA-405-9.56-CRSN, Los Angeles, CA
INTERSTATE 405
UnknownOver: UP RR & ALAMEDA STREET
07-LA-405-8.76-CRSN, Los Angeles, CA
OIL PIPELINE
UnknownOver: INTERSTATE 710
07-LA-710-20.51-BELL, Los Angeles, CA
INTERSTATE 405
UnknownOver: CARSON STREET
07-LA-405-10.54-CRSN, Los Angeles, CA
INTERSTATE 405
UnknownOver: WESTERN AVENUE
07-LA-405-14.40-LA, Los Angeles, CA
ZOO DRIVE
UnknownOver: I 5
07-LA-005-26.47-LA, Los Angeles, CA
INTERSTATE 405
UnknownOver: VAN NESS AVENUE
07-LA-405-14.92-TOR, Los Angeles, CA
INTERSTATE 405
UnknownOver: CRENSHAW BLVD
07-LA-405-15.45-TOR, Los Angeles, CA
INTERSTATE 405
UnknownOver: 182ND STREET
07-LA-405-15.73-TOR, Los Angeles, CA
INTERSTATE 405
UnknownOver: YUKON AVENUE
07-LA-405-15.98-TOR, Los Angeles, CA
INTERSTATE 405
UnknownOver: SHERMAN WAY
07-LA-405-42.36-LA, Los Angeles, CA
INTERSTATE 405
UnknownOver: NORMANDIE AVE & RR
07-LA-405-13.83-LA, Los Angeles, CA
GRIFFITH PARK DR-S
UnknownOver: S5-LOS FELIZ BL OFF RAMP
07-LA-005-24.60-LA, Los Angeles, CA
N5-GRIFFITH PARK D
UnknownOver: ROUTE 5 & S5-LOS FELIZ B
07-LA-005-24.61-LA, Los Angeles, CA
PEDESTRIAN WALKWAY
UnknownOver: INTERSTATE 5
07-LA-005-23.97-LA, Los Angeles, CA
SP/UP RR
UnknownOver: INTERSTATE 110
07-LA-110-13.77-LA, Los Angeles, CA
INTERSTATE 405
UnknownOver: STUDEBAKER ROAD
07-LA-405-0.45-LBCH, Los Angeles, CA
INTERSTATE 405
UnknownOver: STEARNS STREET
07-LA-405-0.96-LBCH, Los Angeles, CA
INTERSTATE 405
UnknownOver: PALO VERDE AVE
07-LA-405-1.11-LBCH, Los Angeles, CA
INTERSTATE 405
UnknownOver: WOODRUFF AVE
07-LA-405-1.64-LBCH, Los Angeles, CA
N405-BELLFLOWER BL
UnknownOver: LOS COYOTES DIAGONAL
07-LA-405-2.16-LBCH, Los Angeles, CA
INTERSTATE 405
UnknownOver: BELLFLOWER BLVD
07-LA-405-2.18-LBCH, Los Angeles, CA
NB BELLFLOWER-N405
UnknownOver: BELLFLOWER UC
07-LA-405-2.25-LBCH, Los Angeles, CA
INTERSTATE 405
UnknownOver: CLARK AVE
07-LA-405-2.76-LBCH, Los Angeles, CA
INTERSTATE 405
UnknownOver: LAKEWOOD BLVD
07-LA-405-3.30-LBCH, Los Angeles, CA
N405-LAKEWOOD OFF
UnknownOver: LAKEWOOD BLVD
07-LA-405-3.30-LBCH, Los Angeles, CA
Read our methodology - how this data is sourced, computed, and verified.
Related
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.