US Bridges

Del MAR-W10 Busway over I 10&HOV WB Scrra BNSF

Fair

Los Angeles County, California · 07-LA-010S-25.14-SGB · Structure no. 53 2536K

Built
1972
53 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
567 ft
4 main spans
Daily traffic
500
2014 count
Owner
State
State Highway Agency

About this bridge

Del MAR-W10 Busway over I 10&HOV WB Scrra BNSF is a prestressed concrete continuous box beam or girders - multiple carrying Del MAR-W10 Busway over I 10&HOV WB Scrra BNSF 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 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 500 vehicles a day, roughly 2% of them trucks, projected to reach 618 by 2040. The structure is 567 ft (172.9 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesDel MAR-W10 Busway
CrossesI 10&HOV WB Scrra BNSF
Location07-LA-010S-25.14-SGB
RouteInterstate 10
Coordinates34.07201, -118.10285
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionMay 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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length567 ft (172.9 m)
Longest span188 ft (57.4 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2014)
Projected traffic618 by 2040
Trucks2%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll 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 Del MAR-W10 Busway over I 10&HOV WB Scrra BNSF built?

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

What condition is Del MAR-W10 Busway over I 10&HOV WB Scrra BNSF 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 May 2023.

How much traffic does Del MAR-W10 Busway over I 10&HOV WB Scrra BNSF carry?

About 500 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is Del MAR-W10 Busway over I 10&HOV WB Scrra BNSF?

The structure is 567 ft (172.9 m) long with a longest span of 188 ft (57.4 m) and a deck 27 ft wide.

Who owns Del MAR-W10 Busway over I 10&HOV WB Scrra BNSF?

It is owned by the State Highway Agency.