US Bridges

Speckled Gecko DR over Drainage Basin

GoodPosted for load

Maricopa County, Arizona · Int of 98th Av+specg. Dr. · Structure no. 11487

Built
2015
10 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete Continuous
Length
27 ft
3 main spans
Daily traffic
720
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Speckled Gecko DR over Drainage Basin is a concrete continuous culvert carrying Speckled Gecko DR over Drainage Basin in Maricopa County, Arizona. It was built in 2015, so it is 10 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. Its operating status is: posted for load restriction.

It carries about 720 vehicles a day, roughly 1% of them trucks, projected to reach 730 by 2042. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSpeckled Gecko DR
CrossesDrainage Basin
LocationInt of 98th Av+specg. Dr.
RouteCity Street 0
StateArizona
Coordinates33.6849, -112.2721
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 48 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic720 (2024)
Projected traffic730 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Speckled Gecko DR over Drainage Basin built?

It was built in 2015, making it 10 years old in 2025.

What condition is Speckled Gecko DR over Drainage Basin 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 June 2024.

How much traffic does Speckled Gecko DR over Drainage Basin carry?

About 720 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Speckled Gecko DR over Drainage Basin?

The structure is 27 ft (8.2 m) long with a longest span of 8 ft (2.4 m).

Who owns Speckled Gecko DR over Drainage Basin?

It is owned by the City or Municipal Highway Agency.