US Bridges

University Drive over Rwcd Canal

Good

Maricopa County, Arizona · 0.6 MI E Greenfield · Structure no. 09603

Built
1977
48 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
17,454
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

University Drive over Rwcd Canal is a concrete continuous culvert carrying University Drive over Rwcd Canal in Maricopa County, Arizona. It was built in 1977, so it is 48 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 17,454 vehicles a day, roughly 3% of them trucks, projected to reach 17,464 by 2039. The structure is 23 ft (7 m) long and 87 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUniversity Drive
CrossesRwcd Canal
Location0.6 MI E Greenfield
RouteCity Street 0
StateArizona
Coordinates33.42283, -111.72561
Functional classUrban Minor Arterial

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
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating35.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width87 ft (26.6 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,454 (2019)
Projected traffic17,464 by 2039
Trucks3%
Lanes on structure4
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 University Drive over Rwcd Canal built?

It was built in 1977, making it 48 years old in 2025.

What condition is University Drive over Rwcd Canal 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 University Drive over Rwcd Canal carry?

About 17,454 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is University Drive over Rwcd Canal?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m) and a deck 87 ft wide.

Who owns University Drive over Rwcd Canal?

It is owned by the City or Municipal Highway Agency.