US Bridges

US 191 over I 10

Fair

Cochise County, Arizona · 3.6 MI West JCT US191 N · Structure no. 00649

Built
1961
64 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
297 ft
4 main spans
Daily traffic
148
2019 count
Owner
State
State Highway Agency

About this bridge

US 191 over I 10 is a steel continuous stringer/multi-beam or girder carrying US 191 over I 10 in Cochise County, Arizona. It was built in 1961, so it is 64 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.

It carries about 148 vehicles a day, roughly 17% of them trucks, projected to reach 158 by 2039. The structure is 297 ft (90.5 m) long and 35 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUS 191
CrossesI 10
Location3.6 MI West JCT US191 N
RouteU.S. Route 191
StateArizona
Coordinates32.3619, -109.6206
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length297 ft (90.5 m)
Longest span84 ft (25.6 m)
Deck width35 ft (10.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic148 (2019)
Projected traffic158 by 2039
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 over I 10 built?

It was built in 1961, making it 64 years old in 2025.

What condition is US 191 over I 10 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 September 2023.

How much traffic does US 191 over I 10 carry?

About 148 vehicles per day (2019 count), of which roughly 17% are trucks.

How long is US 191 over I 10?

The structure is 297 ft (90.5 m) long with a longest span of 84 ft (25.6 m) and a deck 35 ft wide.

Who owns US 191 over I 10?

It is owned by the State Highway Agency.