US Bridges

Ironwood Drive over Drainage Channel

Good

Yuma County, Arizona · JCT Ironwood DR & 48th ST · Structure no. 11118

Built
2010
15 years old
Condition
Good
inspected January 2025
Type
Culvert
Concrete Continuous
Length
26 ft
3 main spans
Daily traffic
450
2022 count
Owner
County
County Highway Agency

About this bridge

Ironwood Drive over Drainage Channel is a concrete continuous culvert carrying Ironwood Drive over Drainage Channel in Yuma County, Arizona. It was built in 2010, so it is 15 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 450 vehicles a day, roughly 2% of them trucks, projected to reach 460 by 2042. The structure is 26 ft (7.9 m) long and 84 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIronwood Drive
CrossesDrainage Channel
LocationJCT Ironwood DR & 48th ST
RouteCounty Highway 0
CountyYuma County
StateArizona
Coordinates32.6413, -114.39741
Functional classUrban Local

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.
Culvert8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width84 ft (25.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic450 (2022)
Projected traffic460 by 2042
Trucks2%
Lanes on structure2
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

OwnerCounty Highway Agency
Maintained byCounty 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 Ironwood Drive over Drainage Channel built?

It was built in 2010, making it 15 years old in 2025.

What condition is Ironwood Drive over Drainage Channel 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 January 2025.

How much traffic does Ironwood Drive over Drainage Channel carry?

About 450 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Ironwood Drive over Drainage Channel?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m) and a deck 84 ft wide.

Who owns Ironwood Drive over Drainage Channel?

It is owned by the County Highway Agency.