10TH St Off Ramp over 710 Fwy Hb Sc Dr 10TH St
Los Angeles County, California · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- 10TH St Off Ramp over 710 Fwy Hb Sc Dr 10TH St in Los Angeles County, California, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1957, making it 68 years old at the 2025 inventory.
- It carries about 4,080 vehicles a day (traffic count year 2014).
- Its listed owner is a city or municipal highway agency.
- It is one of 1,252 of the 3,549 inventoried bridges in Los Angeles County rated fair (35.3%); 94 (2.6%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (fair), but component ratings moved: superstructure 5 to 6.
- Its most recent inspection on record is dated November 2024, on a 24-month routine inspection cycle.
- It has fracture-critical members (NBI item 92A): steel tension members without a redundant load path, which get their own scheduled inspections.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (33.77794, -118.20641)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 5 | 6 | Satisfactory condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 1,284 ft |
| Location | 0.3MI S/o Anaheim St |
| NBI structure number | 53C0931 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | November 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
| Fracture critical (item 92A) | Yes |
Source: FHWA National Bridge Inventory, 2025 data as reported by the California department of transportation.
Busiest bridges in Los Angeles County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| State Route 60 over Prospectors Road | 1970 | 339,000 | Good |
| Route 60 over E60-n57 Connector Ramp | 1970 | 339,000 | Good |
| Interstate 110 over Washington Blvd | 1954 | 300,000 | Good |
| Interstate 110 over 37TH Street | 1996 | 300,000 | Good |
| Interstate 110 over Martin Luther King Jr Bl | 1956 | 300,000 | Good |
| Interstate 110 over Slauson Ave & BNSF Ry | 1996 | 300,000 | Poor |
All bridges nearby: Los Angeles County, CA bridge conditions · every bridge in Los Angeles County · California bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.