US Bridges

Tatum Boulevard over Cap Canal

Fair

Maricopa County, Arizona · 0.07 MI N of Union Hills · Structure no. 07599

Built
1978
47 years old
Condition
Fair
inspected November 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
91 ft
1 main span
Daily traffic
36,191
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Tatum Boulevard over Cap Canal is a prestressed concrete stringer/multi-beam or girder carrying Tatum Boulevard over Cap Canal in Maricopa County, Arizona. It was built in 1978, so it is 47 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 36,191 vehicles a day, roughly 5% of them trucks, projected to reach 36,201 by 2041. The structure is 91 ft (27.7 m) long and 84 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesTatum Boulevard
CrossesCap Canal
Location0.07 MI N of Union Hills
RouteCity Street 0
CountyMaricopa County
StateArizona
Coordinates33.6562, -111.9774
Functional classUrban Other Principal Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.7 US tons
Inventory rating42.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length91 ft (27.7 m)
Longest span89 ft (27.1 m)
Deck width84 ft (25.5 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,191 (2021)
Projected traffic36,201 by 2041
Trucks5%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Tatum Boulevard over Cap Canal built?

It was built in 1978, making it 47 years old in 2025.

What condition is Tatum Boulevard over Cap Canal 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 November 2022.

How much traffic does Tatum Boulevard over Cap Canal carry?

About 36,191 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Tatum Boulevard over Cap Canal?

The structure is 91 ft (27.7 m) long with a longest span of 89 ft (27.1 m) and a deck 84 ft wide.

Who owns Tatum Boulevard over Cap Canal?

It is owned by the City or Municipal Highway Agency.