US Bridges

SR 101L SB over Cap Canal

Good

Maricopa County, Arizona · 12 M E I-17 & 13 M N · Structure no. 02507

Built
2000
25 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
275 ft
3 main spans
Daily traffic
89,414
2023 count
Owner
State
State Highway Agency

About this bridge

SR 101L SB over Cap Canal is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 101L SB over Cap Canal in Maricopa County, Arizona. It was built in 2000, so it is 25 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 89,414 vehicles a day, roughly 7% of them trucks, projected to reach 89,424 by 2042. The structure is 275 ft (83.8 m) long and 82 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 101L SB
CrossesCap Canal
Location12 M E I-17 & 13 M N
RouteState Highway 101
StateArizona
Coordinates33.631, -111.8905
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
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 rating99 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length275 ft (83.8 m)
Longest span97 ft (29.6 m)
Deck width82 ft (24.9 m)
Roadway width78 ft (23.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic89,414 (2023)
Projected traffic89,424 by 2042
Trucks7%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 101L SB over Cap Canal built?

It was built in 2000, making it 25 years old in 2025.

What condition is SR 101L SB 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 January 2025.

How much traffic does SR 101L SB over Cap Canal carry?

About 89,414 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is SR 101L SB over Cap Canal?

The structure is 275 ft (83.8 m) long with a longest span of 97 ft (29.6 m) and a deck 82 ft wide.

Who owns SR 101L SB over Cap Canal?

It is owned by the State Highway Agency.