US Bridges

US 191; Cochise RD over I-10

Good

Cochise County, Arizona · JCT US 191 South · Structure no. 00518

Built
1958
67 years old, rebuilt 2024
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
249 ft
4 main spans
Daily traffic
1,000
2024 count
Owner
State
State Highway Agency

About this bridge

US 191; Cochise RD over I-10 is a steel continuous stringer/multi-beam or girder carrying US 191; Cochise RD over I-10 in Cochise County, Arizona. It was built in 1958 and reconstructed in 2024, so it is 67 years old, older than the Arizona average of 47.8 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 1,000 vehicles a day, roughly 10% of them trucks, projected to reach 1,010 by 2042. The structure is 249 ft (75.9 m) long and 35 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesUS 191; Cochise RD
CrossesI-10
LocationJCT US 191 South
RouteU.S. Route 191
StateArizona
Coordinates32.1761, -109.9493
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating63.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length249 ft (75.9 m)
Longest span80 ft (24.4 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2024)
Projected traffic1,010 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed29.8 mi (48 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 191; Cochise RD over I-10 built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2024.

What condition is US 191; Cochise RD over I-10 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 October 2024.

How much traffic does US 191; Cochise RD over I-10 carry?

About 1,000 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is US 191; Cochise RD over I-10?

The structure is 249 ft (75.9 m) long with a longest span of 80 ft (24.4 m) and a deck 35 ft wide.

Who owns US 191; Cochise RD over I-10?

It is owned by the State Highway Agency.