US Bridges

Marine Corps Trail over Julian Wash

Good

Pima County, Arizona · 3601 South 6th Avenue Tu · Structure no. VHA10-W

Built
1964
61 years old
Condition
Good
inspected September 2021
Type
Channel Beam
Prestressed Concrete
Length
42 ft
1 main span
Daily traffic
350
2021 count
Owner
Unknown

About this bridge

Marine Corps Trail over Julian Wash is a prestressed concrete channel beam carrying Marine Corps Trail over Julian Wash in Pima County, Arizona. It was built in 1964, 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 350 vehicles a day, projected to reach 385 by 2041. The structure is 42 ft (12.8 m) long and 36 ft wide.

Location

Open in Google Maps
CarriesMarine Corps Trail
CrossesJulian Wash
Location3601 South 6th Avenue Tu
RouteFederal Lands Road 0
CountyPima County
StateArizona
Coordinates32.18247, -110.96525
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2021
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span42 ft (12.8 m)
Deck width36 ft (11 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2021)
Projected traffic385 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed—
TollToll bridge
National Highway SystemNo

Ownership and planned work

OwnerNot reported
Maintained byNot reported
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$1,000 (2021 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Marine Corps Trail over Julian Wash built?

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

What condition is Marine Corps Trail 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 September 2021.

How much traffic does Marine Corps Trail over Julian Wash carry?

About 350 vehicles per day (2021 count).

How long is Marine Corps Trail over Julian Wash?

The structure is 42 ft (12.8 m) long with a longest span of 42 ft (12.8 m) and a deck 36 ft wide.

Who owns Marine Corps Trail over Julian Wash?

It is owned by the owner is not reported.