US Bridges

S5 - E10 Connector over Mission RD - S5 on Ramp

Fair

Los Angeles County, California · 07-LA-005-18.62-LA · Structure no. 53 1317F

Built
1959
66 years old
Condition
Fair
inspected March 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
211 ft
3 main spans
Daily traffic
36,943
2020 count
Owner
State
State Highway Agency

About this bridge

S5 - E10 Connector over Mission RD - S5 on Ramp is a concrete continuous box beam or girders - multiple carrying S5 - E10 Connector over Mission RD - S5 on Ramp in Los Angeles County, California. It was built in 1959, so it is 66 years old, older 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 5 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 36,943 vehicles a day, roughly 2% of them trucks, projected to reach 51,747 by 2042. The structure is 211 ft (64.3 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesS5 - E10 Connector
CrossesMission RD - S5 on Ramp
Location07-LA-005-18.62-LA
RouteInterstate 5
CountyLos Angeles County
StateCalifornia
Coordinates34.05792, -118.21472
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.8 US tons
Inventory rating56.4 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length211 ft (64.3 m)
Longest span77 ft (23.5 m)
Deck width42 ft (12.7 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,943 (2020)
Projected traffic51,747 by 2042
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 S5 - E10 Connector over Mission RD - S5 on Ramp built?

It was built in 1959, making it 66 years old in 2025.

What condition is S5 - E10 Connector over Mission RD - S5 on Ramp 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 March 2023.

How much traffic does S5 - E10 Connector over Mission RD - S5 on Ramp carry?

About 36,943 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is S5 - E10 Connector over Mission RD - S5 on Ramp?

The structure is 211 ft (64.3 m) long with a longest span of 77 ft (23.5 m) and a deck 42 ft wide.

Who owns S5 - E10 Connector over Mission RD - S5 on Ramp?

It is owned by the State Highway Agency.