US Bridges

US 191 over Chase Creek

Good

Greenlee County, Arizona · 20.4 MI N JCT SR 78 · Structure no. 06773

Built
1985
40 years old
Condition
Good
inspected September 2021
Type
Culvert
Concrete Continuous
Length
29 ft
2 main spans
Daily traffic
97
2020 count
Owner
State
State Highway Agency

About this bridge

US 191 over Chase Creek is a concrete continuous culvert carrying US 191 over Chase Creek in Greenlee County, Arizona. It was built in 1985, so it is 40 years old, younger 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 97 vehicles a day, roughly 11% of them trucks, projected to reach 107 by 2040. The structure is 29 ft (8.8 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesUS 191
CrossesChase Creek
Location20.4 MI N JCT SR 78
RouteU.S. Route 191
StateArizona
Coordinates33.1665, -109.3678
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating67 US tons
Inventory rating40 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic97 (2020)
Projected traffic107 by 2040
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 US 191 over Chase Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is US 191 over Chase Creek 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 September 2021.

How much traffic does US 191 over Chase Creek carry?

About 97 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is US 191 over Chase Creek?

The structure is 29 ft (8.8 m) long with a longest span of 10 ft (3 m).

Who owns US 191 over Chase Creek?

It is owned by the State Highway Agency.