US Bridges

I 40; WB over I 17

Fair

Coconino County, Arizona · JCT I-40 · Structure no. 01264

Built
1966
59 years old
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
213 ft
4 main spans
Daily traffic
23,212
2022 count
Owner
State
State Highway Agency

About this bridge

I 40; WB over I 17 is a concrete continuous box beam or girders - single or spread carrying I 40; WB over I 17 in Coconino County, Arizona. It was built in 1966, so it is 59 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 6 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 23,212 vehicles a day, roughly 24% of them trucks, projected to reach 23,222 by 2042. The structure is 213 ft (64.9 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 40; WB
CrossesI 17
LocationJCT I-40
RouteInterstate 40
StateArizona
Coordinates35.1723, -111.6624
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
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 rating79 US tons
Inventory rating47 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length213 ft (64.9 m)
Longest span73 ft (22.3 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,212 (2022)
Projected traffic23,222 by 2042
Trucks24%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 40; WB over I 17 built?

It was built in 1966, making it 59 years old in 2025.

What condition is I 40; WB over I 17 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 July 2024.

How much traffic does I 40; WB over I 17 carry?

About 23,212 vehicles per day (2022 count), of which roughly 24% are trucks.

How long is I 40; WB over I 17?

The structure is 213 ft (64.9 m) long with a longest span of 73 ft (22.3 m) and a deck 47 ft wide.

Who owns I 40; WB over I 17?

It is owned by the State Highway Agency.