US Bridges

State Route 152 WB over Eastside Bypass Channel

Good

Merced County, California · 10-MER-152-R39.29 · Structure no. 39 0034L

Built
1963
62 years old, rebuilt 2001
Condition
Good
inspected September 2023
Type
Slab
Concrete Continuous
Length
407 ft
14 main spans
Daily traffic
8,425
2015 count
Owner
State
State Highway Agency

About this bridge

State Route 152 WB over Eastside Bypass Channel is a concrete continuous slab carrying State Route 152 WB over Eastside Bypass Channel in Merced County, California. It was built in 1963 and reconstructed in 2001, so it is 62 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 8,425 vehicles a day, roughly 13% of them trucks, projected to reach 12,853 by 2040. The structure is 407 ft (124.1 m) long and 42 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesState Route 152 WB
CrossesEastside Bypass Channel
Location10-MER-152-R39.29
RouteState Highway 152
Coordinates37.07281, -120.51963
Functional classRural Principal Arterial - Other

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.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
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 geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.1 US tons
Inventory rating43.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans14
Design loadHS 20
Structure length407 ft (124.1 m)
Longest span30 ft (9.1 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,425 (2015)
Projected traffic12,853 by 2040
Trucks13%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was State Route 152 WB over Eastside Bypass Channel built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2001.

What condition is State Route 152 WB over Eastside Bypass Channel 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 September 2023.

How much traffic does State Route 152 WB over Eastside Bypass Channel carry?

About 8,425 vehicles per day (2015 count), of which roughly 13% are trucks.

How long is State Route 152 WB over Eastside Bypass Channel?

The structure is 407 ft (124.1 m) long with a longest span of 30 ft (9.1 m) and a deck 42 ft wide.

Who owns State Route 152 WB over Eastside Bypass Channel?

It is owned by the State Highway Agency.