US Bridges

SR 303L over Van Buren RD

Good

Maricopa County, Arizona · 0.80 MI S of I-10 · Structure no. 20104

Built
2017
8 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
179 ft
2 main spans
Daily traffic
41,080
2020 count
Owner
State
State Highway Agency

About this bridge

SR 303L over Van Buren RD is a prestressed concrete continuous box beam or girders - single or spread carrying SR 303L over Van Buren RD in Maricopa County, Arizona. It was built in 2017, so it is 8 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 41,080 vehicles a day, roughly 6% of them trucks, projected to reach 41,090 by 2040. The structure is 179 ft (54.6 m) long and 221 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesSR 303L
CrossesVan Buren RD
Location0.80 MI S of I-10
RouteState Highway 303
CountyMaricopa County
StateArizona
Coordinates33.4499, -112.4271
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating73 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length179 ft (54.6 m)
Longest span87 ft (26.4 m)
Deck width221 ft (67.3 m)
Roadway width117 ft (35.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41,080 (2020)
Projected traffic41,090 by 2040
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 303L over Van Buren RD built?

It was built in 2017, making it 8 years old in 2025.

What condition is SR 303L over Van Buren RD 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 SR 303L over Van Buren RD carry?

About 41,080 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is SR 303L over Van Buren RD?

The structure is 179 ft (54.6 m) long with a longest span of 87 ft (26.4 m) and a deck 221 ft wide.

Who owns SR 303L over Van Buren RD?

It is owned by the State Highway Agency.