US Bridges

Ramp I-17 over I-17 I-40 Lake Mary RD

Good

Coconino County, Arizona · JCT I-40 · Structure no. 02554

Built
2001
24 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
2,280 ft
13 main spans
Daily traffic
3,857
2022 count
Owner
State
State Highway Agency

About this bridge

Ramp I-17 over I-17 I-40 Lake Mary RD is a prestressed concrete continuous box beam or girders - single or spread carrying Ramp I-17 over I-17 I-40 Lake Mary RD in Coconino County, Arizona. It was built in 2001, so it is 24 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 3,857 vehicles a day, roughly 24% of them trucks, projected to reach 3,867 by 2042. The structure is 2,280 ft (694.9 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesRamp I-17
CrossesI-17 I-40 Lake Mary RD
LocationJCT I-40
RouteInterstate 17
CountyCoconino County
StateArizona
Coordinates35.1692, -111.6658
Functional classUrban Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating42 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans13
Design loadHS 20
Structure length2,280 ft (694.9 m)
Longest span223 ft (68 m)
Deck width38 ft (11.7 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,857 (2022)
Projected traffic3,867 by 2042
Trucks24%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp I-17 over I-17 I-40 Lake Mary RD built?

It was built in 2001, making it 24 years old in 2025.

What condition is Ramp I-17 over I-17 I-40 Lake Mary RD 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 July 2024.

How much traffic does Ramp I-17 over I-17 I-40 Lake Mary RD carry?

About 3,857 vehicles per day (2022 count), of which roughly 24% are trucks.

How long is Ramp I-17 over I-17 I-40 Lake Mary RD?

The structure is 2,280 ft (694.9 m) long with a longest span of 223 ft (68 m) and a deck 38 ft wide.

Who owns Ramp I-17 over I-17 I-40 Lake Mary RD?

It is owned by the State Highway Agency.