US Bridges

Lester ST over El Rio Wash

Good

Pima County, Arizona · 0.3 MI E Silverbell RD · Structure no. 08935

Built
1985
40 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete Continuous
Length
71 ft
5 main spans
Daily traffic
310
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lester ST over El Rio Wash is a concrete continuous culvert carrying Lester ST over El Rio Wash in Pima County, Arizona. It was built in 1985, so it is 40 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 310 vehicles a day, roughly 5% of them trucks, projected to reach 320 by 2042. The structure is 71 ft (21.6 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesLester ST
CrossesEl Rio Wash
Location0.3 MI E Silverbell RD
RouteCity Street 0
CountyPima County
StateArizona
Coordinates32.2439, -111.0033
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.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating99 US tons
Inventory rating81 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans5
Design loadHS 20
Structure length71 ft (21.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck40 ft (12.2 m)

Traffic and service

Average daily traffic310 (2023)
Projected traffic320 by 2042
Trucks5%
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

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 Lester ST over El Rio Wash built?

It was built in 1985, making it 40 years old in 2025.

What condition is Lester ST over El Rio 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 July 2023.

How much traffic does Lester ST over El Rio Wash carry?

About 310 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Lester ST over El Rio Wash?

The structure is 71 ft (21.6 m) long with a longest span of 12 ft (3.7 m).

Who owns Lester ST over El Rio Wash?

It is owned by the City or Municipal Highway Agency.