US Bridges

Stoneman Lake RD over Wash

Good

Coconino County, Arizona · 50 Yd W/O Lake Mary RD · Structure no. 030407000003003

Built
1957
68 years old
Condition
Good
inspected July 2023
Type
Culvert
Steel
Length
33 ft
1 main span
Daily traffic
399
2021 count
Owner
Federal
U.S. Forest Service

About this bridge

Stoneman Lake RD over Wash is a steel culvert carrying Stoneman Lake RD over Wash in Coconino County, Arizona. It was built in 1957, so it is 68 years old, older 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 399 vehicles a day, roughly 10% of them trucks, projected to reach 450 by 2040. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 11.8 mi (19 km).

CarriesStoneman Lake RD
CrossesWash
Location50 Yd W/O Lake Mary RD
RouteFederal Lands Road 213
StateArizona
Coordinates34.78936, -111.44686
Functional classRural 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.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating43.5 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span33 ft (10.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic399 (2021)
Projected traffic450 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Stoneman Lake RD over Wash built?

It was built in 1957, making it 68 years old in 2025.

What condition is Stoneman Lake RD over Wash 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 2023.

How much traffic does Stoneman Lake RD over Wash carry?

About 399 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Stoneman Lake RD over Wash?

The structure is 33 ft (10.1 m) long with a longest span of 33 ft (10.1 m).

Who owns Stoneman Lake RD over Wash?

It is owned by the U.S. Forest Service.