US Bridges

State Route 198 over Coalinga Hot Springs Cyn

Good

Fresno County, California · 06-FRE-198-9.77 · Structure no. 42 0013

Built
1951
74 years old, rebuilt 1992
Condition
Good
inspected January 2025
Type
Slab
Concrete Continuous
Length
87 ft
3 main spans
Daily traffic
1,200
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 198 over Coalinga Hot Springs Cyn is a concrete continuous slab carrying State Route 198 over Coalinga Hot Springs Cyn in Fresno County, California. It was built in 1951 and reconstructed in 1992, so it is 74 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 1,200 vehicles a day, roughly 17% of them trucks, projected to reach 1,530 by 2043. The structure is 87 ft (26.5 m) long and 36 ft wide. If it were closed, the detour would be 82.6 mi (133 km).

CarriesState Route 198
CrossesCoalinga Hot Springs Cyn
Location06-FRE-198-9.77
RouteState Highway 198
Coordinates36.09464, -120.52147
Functional classRural Minor 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.
Substructure7 GoodSome minor problems.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.2 US tons
Inventory rating28.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length87 ft (26.5 m)
Longest span28 ft (8.5 m)
Deck width36 ft (10.9 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2009)
Projected traffic1,530 by 2043
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed82.6 mi (133 km)
TollOn a free road
National Highway SystemNo

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 198 over Coalinga Hot Springs Cyn built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 1992.

What condition is State Route 198 over Coalinga Hot Springs Cyn 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 January 2025.

How much traffic does State Route 198 over Coalinga Hot Springs Cyn carry?

About 1,200 vehicles per day (2009 count), of which roughly 17% are trucks.

How long is State Route 198 over Coalinga Hot Springs Cyn?

The structure is 87 ft (26.5 m) long with a longest span of 28 ft (8.5 m) and a deck 36 ft wide.

Who owns State Route 198 over Coalinga Hot Springs Cyn?

It is owned by the State Highway Agency.