US Bridges

Thunderbird Street over N Litchfield Road

Fair

Maricopa County, Arizona · 0.7 Mi. North of South G · Structure no. AFAZNUEX00008

Built
2007
18 years old
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
122 ft
2 main spans
Daily traffic
5,000
2015 count
Owner
Federal
Air Force

About this bridge

Thunderbird Street over N Litchfield Road is a prestressed concrete continuous box beam or girders - multiple carrying Thunderbird Street over N Litchfield Road in Maricopa County, Arizona. It was built in 2007, so it is 18 years old, younger than the Arizona average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 5,000 vehicles a day, projected to reach 6,000 by 2035. The structure is 122 ft (37.1 m) long and 69 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesThunderbird Street
CrossesN Litchfield Road
Location0.7 Mi. North of South G
RouteFederal Lands Road 0
StateArizona
Coordinates33.5401, -112.35839
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating88 US tons
Inventory rating53 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length122 ft (37.1 m)
Longest span61 ft (18.5 m)
Deck width69 ft (21.1 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2015)
Projected traffic6,000 by 2035
Trucks—
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerAir Force
Maintained byAir Force
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$90,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Thunderbird Street over N Litchfield Road built?

It was built in 2007, making it 18 years old in 2025.

What condition is Thunderbird Street over N Litchfield Road in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does Thunderbird Street over N Litchfield Road carry?

About 5,000 vehicles per day (2015 count).

How long is Thunderbird Street over N Litchfield Road?

The structure is 122 ft (37.1 m) long with a longest span of 61 ft (18.5 m) and a deck 69 ft wide.

Who owns Thunderbird Street over N Litchfield Road?

It is owned by the Air Force.