US Bridges

Wetmore Road over Drainageway

Fair

Pima County, Arizona · S./Tucson Mall Entrance · Structure no. 10345

Built
1982
43 years old
Condition
Fair
inspected August 2021
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
18,534
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Wetmore Road over Drainageway is a concrete continuous culvert carrying Wetmore Road over Drainageway in Pima County, Arizona. It was built in 1982, so it is 43 years old, younger 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 18,534 vehicles a day, roughly 10% of them trucks, projected to reach 18,544 by 2040. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesWetmore Road
CrossesDrainageway
LocationS./Tucson Mall Entrance
RouteCity Street 0
CountyPima County
StateArizona
Coordinates32.2865, -110.9728
Functional classUrban Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,534 (2020)
Projected traffic18,544 by 2040
Trucks10%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 Wetmore Road over Drainageway built?

It was built in 1982, making it 43 years old in 2025.

What condition is Wetmore Road over Drainageway 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 August 2021.

How much traffic does Wetmore Road over Drainageway carry?

About 18,534 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Wetmore Road over Drainageway?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns Wetmore Road over Drainageway?

It is owned by the City or Municipal Highway Agency.