US Bridges

Peck RD over San Gabriel Riv

Good

Los Angeles County, California · 0.2MI S/O SR-60 Fwy · Structure no. 53C0617R

Built
1952
73 years old
Condition
Good
inspected October 2024
Type
Tee Beam
Concrete Continuous
Length
613 ft
9 main spans
Daily traffic
14,317
2017 count
Owner
County
County Highway Agency

About this bridge

Peck RD over San Gabriel Riv is a concrete continuous tee beam carrying Peck RD over San Gabriel Riv in Los Angeles County, California. It was built in 1952, so it is 73 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 14,317 vehicles a day, roughly 15% of them trucks, projected to reach 16,465 by 2042. The structure is 613 ft (186.8 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesPeck RD
CrossesSan Gabriel Riv
Location0.2MI S/O SR-60 Fwy
RouteCounty Highway 0L368
Coordinates34.03291, -118.03779
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.2 US tons
Inventory rating32.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length613 ft (186.8 m)
Longest span72 ft (21.9 m)
Deck width32 ft (9.9 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,317 (2017)
Projected traffic16,465 by 2042
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Peck RD over San Gabriel Riv built?

It was built in 1952, making it 73 years old in 2025.

What condition is Peck RD over San Gabriel Riv in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.

How much traffic does Peck RD over San Gabriel Riv carry?

About 14,317 vehicles per day (2017 count), of which roughly 15% are trucks.

How long is Peck RD over San Gabriel Riv?

The structure is 613 ft (186.8 m) long with a longest span of 72 ft (21.9 m) and a deck 32 ft wide.

Who owns Peck RD over San Gabriel Riv?

It is owned by the County Highway Agency.