US Bridges

Two Guns Road over I-40

Good

Coconino County, Arizona · 15.0 MI W JCT SR 99 · Structure no. 01388

Built
1970
55 years old, rebuilt 2021
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
230 ft
2 main spans
Daily traffic
43
2022 count
Owner
State
State Highway Agency

About this bridge

Two Guns Road over I-40 is a steel continuous stringer/multi-beam or girder carrying Two Guns Road over I-40 in Coconino County, Arizona. It was built in 1970 and reconstructed in 2021, so it is 55 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 43 vehicles a day, roughly 2% of them trucks, projected to reach 53 by 2042. The structure is 230 ft (70.1 m) long and 33 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesTwo Guns Road
CrossesI-40
Location15.0 MI W JCT SR 99
RouteCounty Highway 0
StateArizona
Coordinates35.1172, -111.0906
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating41 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length230 ft (70.1 m)
Longest span113 ft (34.4 m)
Deck width33 ft (10.2 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic43 (2022)
Projected traffic53 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 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 Two Guns Road over I-40 built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2021.

What condition is Two Guns Road over I-40 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 2024.

How much traffic does Two Guns Road over I-40 carry?

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

How long is Two Guns Road over I-40?

The structure is 230 ft (70.1 m) long with a longest span of 113 ft (34.4 m) and a deck 33 ft wide.

Who owns Two Guns Road over I-40?

It is owned by the State Highway Agency.