US Bridges

E91-N605 Connector over 605 & W91-S605 Conn

Poor

Los Angeles County, California · 07-LA-091-R16.97-CRTS · Structure no. 53 1703G

Built
1966
59 years old
Condition
Poor
inspected August 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
282 ft
4 main spans
Daily traffic
27,000
2019 count
Owner
State
State Highway Agency

About this bridge

E91-N605 Connector over 605 & W91-S605 Conn is a concrete continuous box beam or girders - multiple carrying E91-N605 Connector over 605 & W91-S605 Conn in Los Angeles County, California. It was built in 1966, so it is 59 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 27,000 vehicles a day, roughly 2% of them trucks, projected to reach 29,745 by 2040. The structure is 282 ft (86 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesE91-N605 Connector
Crosses605 & W91-S605 Conn
Location07-LA-091-R16.97-CRTS
RouteState Highway 91
Coordinates33.87446, -118.10222
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating42.1 US tons
Inventory rating32.5 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length282 ft (86 m)
Longest span92 ft (28 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,000 (2019)
Projected traffic29,745 by 2040
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.5 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was E91-N605 Connector over 605 & W91-S605 Conn built?

It was built in 1966, making it 59 years old in 2025.

What condition is E91-N605 Connector over 605 & W91-S605 Conn in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2023.

How much traffic does E91-N605 Connector over 605 & W91-S605 Conn carry?

About 27,000 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is E91-N605 Connector over 605 & W91-S605 Conn?

The structure is 282 ft (86 m) long with a longest span of 92 ft (28 m) and a deck 34 ft wide.

Who owns E91-N605 Connector over 605 & W91-S605 Conn?

It is owned by the State Highway Agency.