US Bridges

Hatch Road over 9th-S99 7th ST & UP RR

Fair

Stanislaus County, California · 10-STA-099-R13.28 · Structure no. 38 0081Y

Built
1962
63 years old, rebuilt 1996
Condition
Fair
inspected March 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
320 ft
4 main spans
Daily traffic
16,800
2011 count
Owner
State
State Highway Agency

About this bridge

Hatch Road over 9th-S99 7th ST & UP RR is a concrete continuous box beam or girders - multiple carrying Hatch Road over 9th-S99 7th ST & UP RR in Stanislaus County, California. It was built in 1962 and reconstructed in 1996, so it is 63 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 6 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 16,800 vehicles a day, roughly 4% of them trucks, projected to reach 26,490 by 2041. The structure is 320 ft (97.6 m) long and 64 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesHatch Road
Crosses9th-S99 7th ST & UP RR
Location10-STA-099-R13.28
RouteCounty Highway 0
CountyStanislaus County
StateCalifornia
Coordinates37.6092, -120.97831
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length320 ft (97.6 m)
Longest span98 ft (29.9 m)
Deck width64 ft (19.6 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,800 (2011)
Projected traffic26,490 by 2041
Trucks4%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed3.7 mi (6 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 Hatch Road over 9th-S99 7th ST & UP RR built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1996.

What condition is Hatch Road over 9th-S99 7th ST & UP RR 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 March 2023.

How much traffic does Hatch Road over 9th-S99 7th ST & UP RR carry?

About 16,800 vehicles per day (2011 count), of which roughly 4% are trucks.

How long is Hatch Road over 9th-S99 7th ST & UP RR?

The structure is 320 ft (97.6 m) long with a longest span of 98 ft (29.9 m) and a deck 64 ft wide.

Who owns Hatch Road over 9th-S99 7th ST & UP RR?

It is owned by the State Highway Agency.