US Bridges

Shangri LA Road over Drainage Ditch

Good

Maricopa County, Arizona · E of JCT 104th ST · Structure no. 08791

Built
1984
41 years old
Condition
Good
inspected January 2022
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
350
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Shangri LA Road over Drainage Ditch is a concrete continuous culvert carrying Shangri LA Road over Drainage Ditch in Maricopa County, Arizona. It was built in 1984, so it is 41 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 350 vehicles a day, projected to reach 360 by 2038. 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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CarriesShangri LA Road
CrossesDrainage Ditch
LocationE of JCT 104th ST
RouteCity Street 0
CountyMaricopa County
StateArizona
Coordinates33.5879, -111.8565
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 inspectionJanuary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71 US tons
Inventory rating42 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 traffic350 (2018)
Projected traffic360 by 2038
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 Shangri LA Road over Drainage Ditch built?

It was built in 1984, making it 41 years old in 2025.

What condition is Shangri LA Road over Drainage Ditch 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 2022.

How much traffic does Shangri LA Road over Drainage Ditch carry?

About 350 vehicles per day (2018 count).

How long is Shangri LA Road over Drainage Ditch?

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

Who owns Shangri LA Road over Drainage Ditch?

It is owned by the City or Municipal Highway Agency.