US Bridges

Gilbert RD over Salt River

Good

Maricopa County, Arizona · 0.4 MI N/Thomas RD · Structure no. 11665

Built
2024
1 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
1,438 ft
9 main spans
Daily traffic
14,876
2019 count
Owner
County
County Highway Agency

About this bridge

Gilbert RD over Salt River is a prestressed concrete continuous stringer/multi-beam or girder carrying Gilbert RD over Salt River in Maricopa County, Arizona. It was built in 2024, so it is 1 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 14,876 vehicles a day, roughly 20% of them trucks, projected to reach 14,886 by 2039. The structure is 1,438 ft (438.3 m) long and 75 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesGilbert RD
CrossesSalt River
Location0.4 MI N/Thomas RD
RouteCounty Highway 0
StateArizona
Coordinates33.4868, -111.7871
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating106.7 US tons
Inventory rating31.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length1,438 ft (438.3 m)
Longest span160 ft (48.8 m)
Deck width75 ft (22.9 m)
Roadway width63 ft (19.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,876 (2019)
Projected traffic14,886 by 2039
Trucks20%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Gilbert RD over Salt River built?

It was built in 2024, making it 1 years old in 2025.

What condition is Gilbert RD over Salt River 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 June 2024.

How much traffic does Gilbert RD over Salt River carry?

About 14,876 vehicles per day (2019 count), of which roughly 20% are trucks.

How long is Gilbert RD over Salt River?

The structure is 1,438 ft (438.3 m) long with a longest span of 160 ft (48.8 m) and a deck 75 ft wide.

Who owns Gilbert RD over Salt River?

It is owned by the County Highway Agency.