US Bridges

Dalewood ST over Big Dalton Wash

Fair

Los Angeles County, California · 0.5MI W/O Puente Ave · Structure no. 53C0660

Built
1956
69 years old
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
119 ft
1 main span
Daily traffic
15,347
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Dalewood ST over Big Dalton Wash is a prestressed concrete box beam or girders - multiple carrying Dalewood ST over Big Dalton Wash in Los Angeles County, California. It was built in 1956, so it is 69 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 15,347 vehicles a day, roughly 2% of them trucks, projected to reach 18,416 by 2041. The structure is 119 ft (36.2 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesDalewood ST
CrossesBig Dalton Wash
Location0.5MI W/O Puente Ave
RouteCity Street 0Q940
CountyLos Angeles County
StateCalifornia
Coordinates34.06876, -117.96999
Functional classUrban Collector

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.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating56.1 US tons
Inventory rating43.2 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length119 ft (36.2 m)
Longest span115 ft (35.1 m)
Deck width35 ft (10.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,347 (2017)
Projected traffic18,416 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Dalewood ST over Big Dalton Wash built?

It was built in 1956, making it 69 years old in 2025.

What condition is Dalewood ST over Big Dalton Wash 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 July 2023.

How much traffic does Dalewood ST over Big Dalton Wash carry?

About 15,347 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is Dalewood ST over Big Dalton Wash?

The structure is 119 ft (36.2 m) long with a longest span of 115 ft (35.1 m) and a deck 35 ft wide.

Who owns Dalewood ST over Big Dalton Wash?

It is owned by the City or Municipal Highway Agency.