US Bridges

Broad Street over Mcmillen Wash

Good

Gila County, Arizona · Int of Broad ST & Hill ST · Structure no. 10810

Built
2002
23 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
54 ft
4 main spans
Daily traffic
2,677
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Broad Street over Mcmillen Wash is a concrete culvert carrying Broad Street over Mcmillen Wash in Gila County, Arizona. It was built in 2002, so it is 23 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 2,677 vehicles a day, roughly 2% of them trucks, projected to reach 2,687 by 2040. The structure is 54 ft (16.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBroad Street
CrossesMcmillen Wash
LocationInt of Broad ST & Hill ST
RouteCity Street 0
StateArizona
Coordinates33.3901, -110.7798
Functional classUrban 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 inspectionMay 2024
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 alignment8: Equal to present desirable criteria
Operating rating71 US tons
Inventory rating42 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length54 ft (16.5 m)
Longest span13 ft (4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,677 (2019)
Projected traffic2,687 by 2040
Trucks2%
Lanes on structure3
Traffic directionTwo-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 Broad Street over Mcmillen Wash built?

It was built in 2002, making it 23 years old in 2025.

What condition is Broad Street over Mcmillen Wash 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 May 2024.

How much traffic does Broad Street over Mcmillen Wash carry?

About 2,677 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is Broad Street over Mcmillen Wash?

The structure is 54 ft (16.5 m) long with a longest span of 13 ft (4 m).

Who owns Broad Street over Mcmillen Wash?

It is owned by the City or Municipal Highway Agency.