US Bridges

Railroad Ave over Cataract Creek

Fair

Coconino County, Arizona · 2.7 MI W JCT SR 64 · Structure no. 07937

Built
1954
71 years old
Condition
Fair
inspected May 2021
Type
Culvert
Concrete Continuous
Length
32 ft
3 main spans
Daily traffic
6,000
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Railroad Ave over Cataract Creek is a concrete continuous culvert carrying Railroad Ave over Cataract Creek in Coconino County, Arizona. It was built in 1954, so it is 71 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 6,000 vehicles a day, roughly 35% of them trucks, projected to reach 6,010 by 2041. The structure is 32 ft (9.8 m) long and 59 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesRailroad Ave
CrossesCataract Creek
Location2.7 MI W JCT SR 64
RouteCity Street 0
CountyCoconino County
StateArizona
Coordinates35.2495, -112.1931
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating35.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width59 ft (18 m)
Roadway width48 ft (14.7 m)
Vertical clearance over deck30 ft (9.1 m)

Traffic and service

Average daily traffic6,000 (2021)
Projected traffic6,010 by 2041
Trucks35%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Railroad Ave over Cataract Creek built?

It was built in 1954, making it 71 years old in 2025.

What condition is Railroad Ave over Cataract Creek 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 May 2021.

How much traffic does Railroad Ave over Cataract Creek carry?

About 6,000 vehicles per day (2021 count), of which roughly 35% are trucks.

How long is Railroad Ave over Cataract Creek?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m) and a deck 59 ft wide.

Who owns Railroad Ave over Cataract Creek?

It is owned by the City or Municipal Highway Agency.