US Bridges

S 10th Avenue over Julian Wash

Good

Pima County, Arizona · 0.8 MI S JCT 29th ST · Structure no. 09043

Built
1964
61 years old, rebuilt 1975
Condition
Good
inspected April 2023
Type
Channel Beam
Prestressed Concrete
Length
76 ft
1 main span
Daily traffic
4,910
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

S 10th Avenue over Julian Wash is a prestressed concrete channel beam carrying S 10th Avenue over Julian Wash in Pima County, Arizona. It was built in 1964 and reconstructed in 1975, so it is 61 years old, older 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 4,910 vehicles a day, roughly 1% of them trucks, projected to reach 4,920 by 2042. The structure is 76 ft (23.2 m) long and 68 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesS 10th Avenue
CrossesJulian Wash
Location0.8 MI S JCT 29th ST
RouteCity Street 0
CountyPima County
StateArizona
Coordinates32.18836, -110.9745
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52 US tons
Inventory rating31 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length76 ft (23.2 m)
Longest span70 ft (21.3 m)
Deck width68 ft (20.7 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,910 (2023)
Projected traffic4,920 by 2042
Trucks1%
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 S 10th Avenue over Julian Wash built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1975.

What condition is S 10th Avenue over Julian 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 April 2023.

How much traffic does S 10th Avenue over Julian Wash carry?

About 4,910 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is S 10th Avenue over Julian Wash?

The structure is 76 ft (23.2 m) long with a longest span of 70 ft (21.3 m) and a deck 68 ft wide.

Who owns S 10th Avenue over Julian Wash?

It is owned by the City or Municipal Highway Agency.