US Bridges

N71-W10 Connector over I 10 & Conn

Fair

Los Angeles County, California · 07-LA-071-R0.58-POM · Structure no. 53 1987F

Built
1972
53 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
639 ft
2 main spans
Daily traffic
12,800
2022 count
Owner
State
State Highway Agency

About this bridge

N71-W10 Connector over I 10 & Conn is a prestressed concrete continuous box beam or girders - multiple carrying N71-W10 Connector over I 10 & Conn in Los Angeles County, California. It was built in 1972, so it is 53 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 12,800 vehicles a day, projected to reach 14,426 by 2044. The structure is 639 ft (194.8 m) long and 34 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesN71-W10 Connector
CrossesI 10 & Conn
Location07-LA-071-R0.58-POM
RouteState Highway 71
CountyLos Angeles County
StateCalifornia
Coordinates34.06694, -117.80363
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.8 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20 + Mod
Structure length639 ft (194.8 m)
Longest span184 ft (56.1 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deck25 ft (7.6 m)

Traffic and service

Average daily traffic12,800 (2022)
Projected traffic14,426 by 2044
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

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

Frequently asked questions

When was N71-W10 Connector over I 10 & Conn built?

It was built in 1972, making it 53 years old in 2025.

What condition is N71-W10 Connector over I 10 & Conn in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does N71-W10 Connector over I 10 & Conn carry?

About 12,800 vehicles per day (2022 count).

How long is N71-W10 Connector over I 10 & Conn?

The structure is 639 ft (194.8 m) long with a longest span of 184 ft (56.1 m) and a deck 34 ft wide.

Who owns N71-W10 Connector over I 10 & Conn?

It is owned by the State Highway Agency.