US Bridges

City Parking Lot over Chase Creek

FairPosted for load

Greenlee County, Arizona · N of Chase Crk ST @ US191 · Structure no. 08973

Built
1915
110 years old, rebuilt 1925
Condition
Fair
inspected August 2023
Type
Slab
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
358
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

City Parking Lot over Chase Creek is a concrete continuous slab carrying City Parking Lot over Chase Creek in Greenlee County, Arizona. It was built in 1915 and reconstructed in 1925, so it is 110 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 358 vehicles a day, projected to reach 368 by 2042. The structure is 26 ft (7.9 m) long and 215 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesCity Parking Lot
CrossesChase Creek
LocationN of Chase Crk ST @ US191
RouteCity Street 0
CountyGreenlee County
StateArizona
Coordinates33.05653, -109.30216
Functional classRural Minor 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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length26 ft (7.9 m)
Longest span22 ft (6.7 m)
Deck width215 ft (65.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic358 (2022)
Projected traffic368 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2,000 (2019 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was City Parking Lot over Chase Creek built?

It was built in 1915, making it 110 years old in 2025. It was reconstructed in 1925.

What condition is City Parking Lot over Chase 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 City Parking Lot over Chase Creek carry?

About 358 vehicles per day (2022 count).

How long is City Parking Lot over Chase Creek?

The structure is 26 ft (7.9 m) long with a longest span of 22 ft (6.7 m) and a deck 215 ft wide.

Who owns City Parking Lot over Chase Creek?

It is owned by the Town or Township Highway Agency.