US Bridges

SR 143 over Tempe Drain #2

Good

Maricopa County, Arizona · RT143 MP 0.4 · Structure no. 20220

Built
2023
2 years old
Condition
Good
inspected January 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
53 ft
1 main span
Daily traffic
42,278
2021 count
Owner
State
State Highway Agency

About this bridge

SR 143 over Tempe Drain #2 is a prestressed concrete box beam or girders - multiple carrying SR 143 over Tempe Drain #2 in Maricopa County, Arizona. It was built in 2023, so it is 2 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 42,278 vehicles a day, roughly 6% of them trucks, projected to reach 42,288 by 2041. The structure is 53 ft (16.2 m) long and 48 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR 143
CrossesTempe Drain #2
LocationRT143 MP 0.4
RouteState Highway 143
StateArizona
Coordinates33.4167, -111.9783
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86 US tons
Inventory rating52 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length53 ft (16.2 m)
Longest span50 ft (15.2 m)
Deck width48 ft (14.6 m)
Roadway width45 ft (13.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42,278 (2021)
Projected traffic42,288 by 2041
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 143 over Tempe Drain #2 built?

It was built in 2023, making it 2 years old in 2025.

What condition is SR 143 over Tempe Drain #2 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 2023.

How much traffic does SR 143 over Tempe Drain #2 carry?

About 42,278 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is SR 143 over Tempe Drain #2?

The structure is 53 ft (16.2 m) long with a longest span of 50 ft (15.2 m) and a deck 48 ft wide.

Who owns SR 143 over Tempe Drain #2?

It is owned by the State Highway Agency.