US Bridges

L202 Ramp over Baseline Road

Good

Maricopa County, Arizona · 202 L over Baseline Rd. · Structure no. 02734

Built
2004
21 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
187 ft
2 main spans
Daily traffic
6,012
2023 count
Owner
State
State Highway Agency

About this bridge

L202 Ramp over Baseline Road is a prestressed concrete continuous box beam or girders - single or spread carrying L202 Ramp over Baseline Road in Maricopa County, Arizona. It was built in 2004, so it is 21 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 6,012 vehicles a day, roughly 7% of them trucks, projected to reach 6,022 by 2042. The structure is 187 ft (57 m) long and 46 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesL202 Ramp
CrossesBaseline Road
Location202 L over Baseline Rd.
RouteState Highway 202
CountyMaricopa County
StateArizona
Coordinates33.37893, -111.64805
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95 US tons
Inventory rating49.1 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length187 ft (57 m)
Longest span101 ft (30.8 m)
Deck width46 ft (14.1 m)
Roadway width42 ft (12.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,012 (2023)
Projected traffic6,022 by 2042
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed3.7 mi (6 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was L202 Ramp over Baseline Road built?

It was built in 2004, making it 21 years old in 2025.

What condition is L202 Ramp over Baseline Road 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 November 2023.

How much traffic does L202 Ramp over Baseline Road carry?

About 6,012 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is L202 Ramp over Baseline Road?

The structure is 187 ft (57 m) long with a longest span of 101 ft (30.8 m) and a deck 46 ft wide.

Who owns L202 Ramp over Baseline Road?

It is owned by the State Highway Agency.