US Bridges

State Route 110 over N110-N101 & S110-S101

Good

Los Angeles County, California · 07-LA-110-23.69-LA · Structure no. 53 0622

Built
1949
76 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete Continuous
Length
418 ft
10 main spans
Daily traffic
156,000
2022 count
Owner
State
State Highway Agency

About this bridge

State Route 110 over N110-N101 & S110-S101 is a concrete continuous slab carrying State Route 110 over N110-N101 & S110-S101 in Los Angeles County, California. It was built in 1949, so it is 76 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 156,000 vehicles a day, roughly 1% of them trucks, projected to reach 182,278 by 2042. The structure is 418 ft (127.4 m) long and 94 ft wide.

CarriesState Route 110
CrossesN110-N101 & S110-S101
Location07-LA-110-23.69-LA
RouteState Highway 110
Coordinates34.06214, -118.24917
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment9: Superior to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans10
Design loadHS 25 or greater
Structure length418 ft (127.4 m)
Longest span52 ft (15.8 m)
Deck width94 ft (28.7 m)
Roadway width78 ft (23.9 m)
Vertical clearance over deck15 ft (4.6 m)

Traffic and service

Average daily traffic156,000 (2022)
Projected traffic182,278 by 2042
Trucks1%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was State Route 110 over N110-N101 & S110-S101 built?

It was built in 1949, making it 76 years old in 2025.

What condition is State Route 110 over N110-N101 & S110-S101 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.

How much traffic does State Route 110 over N110-N101 & S110-S101 carry?

About 156,000 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is State Route 110 over N110-N101 & S110-S101?

The structure is 418 ft (127.4 m) long with a longest span of 52 ft (15.8 m) and a deck 94 ft wide.

Who owns State Route 110 over N110-N101 & S110-S101?

It is owned by the State Highway Agency.