US Bridges

Taliesin Drive over Cap Canal

Good

Maricopa County, Arizona · Cactus Road & Canal · Structure no. 11702

Built
1993
32 years old
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Multiple
Concrete
Length
104 ft
1 main span
Daily traffic
310
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Taliesin Drive over Cap Canal is a concrete box beam or girders - multiple carrying Taliesin Drive over Cap Canal in Maricopa County, Arizona. It was built in 1993, so it is 32 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 310 vehicles a day, roughly 5% of them trucks, projected to reach 320 by 2042. The structure is 104 ft (31.7 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTaliesin Drive
CrossesCap Canal
LocationCactus Road & Canal
RouteCity Street 0
StateArizona
Coordinates33.5978, -111.8415
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating88 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length104 ft (31.7 m)
Longest span100 ft (30.5 m)
Deck width36 ft (11 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic310 (2024)
Projected traffic320 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Taliesin Drive over Cap Canal built?

It was built in 1993, making it 32 years old in 2025.

What condition is Taliesin Drive over Cap Canal 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 September 2024.

How much traffic does Taliesin Drive over Cap Canal carry?

About 310 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Taliesin Drive over Cap Canal?

The structure is 104 ft (31.7 m) long with a longest span of 100 ft (30.5 m) and a deck 36 ft wide.

Who owns Taliesin Drive over Cap Canal?

It is owned by the City or Municipal Highway Agency.