US Bridges

South 4th Street over Fourth ST Drain Cmpa

Good

Coconino County, Arizona · 100 Ft N JCT Butler Ave · Structure no. 09875

Built
1980
45 years old
Condition
Good
inspected July 2021
Type
Culvert
Steel
Length
56 ft
8 main spans
Daily traffic
9,944
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

South 4th Street over Fourth ST Drain Cmpa is a steel culvert carrying South 4th Street over Fourth ST Drain Cmpa in Coconino County, Arizona. It was built in 1980, so it is 45 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 9,944 vehicles a day, roughly 1% of them trucks, projected to reach 9,954 by 2036. The structure is 56 ft (17.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSouth 4th Street
CrossesFourth ST Drain Cmpa
Location100 Ft N JCT Butler Ave
RouteCity Street 0
StateArizona
Coordinates35.1947, -111.6076
Functional classUrban Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans8
Design loadHS 20
Structure length56 ft (17.1 m)
Longest span5 ft (1.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,944 (2016)
Projected traffic9,954 by 2036
Trucks1%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
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 South 4th Street over Fourth ST Drain Cmpa built?

It was built in 1980, making it 45 years old in 2025.

What condition is South 4th Street over Fourth ST Drain Cmpa 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 July 2021.

How much traffic does South 4th Street over Fourth ST Drain Cmpa carry?

About 9,944 vehicles per day (2016 count), of which roughly 1% are trucks.

How long is South 4th Street over Fourth ST Drain Cmpa?

The structure is 56 ft (17.1 m) long with a longest span of 5 ft (1.5 m).

Who owns South 4th Street over Fourth ST Drain Cmpa?

It is owned by the City or Municipal Highway Agency.