US Bridges

SR 75 over Bitter Creek

Fair

Greenlee County, Arizona · 8.6 MI S JCT US 191 · Structure no. 00242

Built
1940
85 years old, rebuilt 1965
Condition
Fair
inspected August 2023
Type
Slab
Concrete Continuous
Length
137 ft
5 main spans
Daily traffic
2,339
2022 count
Owner
State
State Highway Agency

About this bridge

SR 75 over Bitter Creek is a concrete continuous slab carrying SR 75 over Bitter Creek in Greenlee County, Arizona. It was built in 1940 and reconstructed in 1965, so it is 85 years old, older than the Arizona average of 47.8 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 2,339 vehicles a day, roughly 43% of them trucks, projected to reach 2,349 by 2042. The structure is 137 ft (41.8 m) long and 36 ft wide. If it were closed, the detour would be 34.2 mi (55 km).

Location

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CarriesSR 75
CrossesBitter Creek
Location8.6 MI S JCT US 191
RouteState Highway 75
CountyGreenlee County
StateArizona
Coordinates32.84183, -109.18095
Functional classRural Major Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating32 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length137 ft (41.8 m)
Longest span25 ft (7.6 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,339 (2022)
Projected traffic2,349 by 2042
Trucks43%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.2 mi (55 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 SR 75 over Bitter Creek built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1965.

What condition is SR 75 over Bitter Creek 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 August 2023.

How much traffic does SR 75 over Bitter Creek carry?

About 2,339 vehicles per day (2022 count), of which roughly 43% are trucks.

How long is SR 75 over Bitter Creek?

The structure is 137 ft (41.8 m) long with a longest span of 25 ft (7.6 m) and a deck 36 ft wide.

Who owns SR 75 over Bitter Creek?

It is owned by the State Highway Agency.