US Bridges

SR 155 (garces HWY over SR 99

Good

Kern County, California · 06-KER-155-0.41-DLN · Structure no. 50 0212

Built
1955
70 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
193 ft
4 main spans
Daily traffic
10,300
2009 count
Owner
State
State Highway Agency

About this bridge

SR 155 (garces HWY over SR 99 is a concrete continuous box beam or girders - multiple carrying SR 155 (garces HWY over SR 99 in Kern County, California. It was built in 1955, so it is 70 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 10,300 vehicles a day, roughly 5% of them trucks, projected to reach 14,378 by 2042. The structure is 193 ft (58.8 m) long and 38 ft wide. If it were closed, the detour would be 18 mi (29 km).

Location

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CarriesSR 155 (garces HWY
CrossesSR 99
Location06-KER-155-0.41-DLN
RouteState Highway 155
CountyKern County
StateCalifornia
Coordinates35.76136, -119.24937
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment7: Better than present minimum criteria
Operating rating46.1 US tons
Inventory rating32.5 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length193 ft (58.8 m)
Longest span60 ft (18.3 m)
Deck width38 ft (11.7 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,300 (2009)
Projected traffic14,378 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed18 mi (29 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 155 (garces HWY over SR 99 built?

It was built in 1955, making it 70 years old in 2025.

What condition is SR 155 (garces HWY over SR 99 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 November 2024.

How much traffic does SR 155 (garces HWY over SR 99 carry?

About 10,300 vehicles per day (2009 count), of which roughly 5% are trucks.

How long is SR 155 (garces HWY over SR 99?

The structure is 193 ft (58.8 m) long with a longest span of 60 ft (18.3 m) and a deck 38 ft wide.

Who owns SR 155 (garces HWY over SR 99?

It is owned by the State Highway Agency.