US Bridges

Fdr 24 over East Fork Black River

Good

Greenlee County, Arizona · 0.42 MI Sw/O Buffalo X Cg · Structure no. 030101000035583

Built
2022
3 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
100 ft
1 main span
Daily traffic
100
2021 count
Owner
Federal
U.S. Forest Service

About this bridge

Fdr 24 over East Fork Black River is a steel stringer/multi-beam or girder carrying Fdr 24 over East Fork Black River in Greenlee County, Arizona. It was built in 2022, so it is 3 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.

It carries about 100 vehicles a day, roughly 5% of them trucks, projected to reach 150 by 2045. The structure is 100 ft (30.5 m) long and 24 ft wide. If it were closed, the detour would be 15.5 mi (25 km).

CarriesFdr 24
CrossesEast Fork Black River
Location0.42 MI Sw/O Buffalo X Cg
RouteFederal Lands Road 24
StateArizona
Coordinates33.7611, -109.35702
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating50.7 US tons
Inventory rating39.2 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHL 93
Structure length100 ft (30.5 m)
Longest span96 ft (29.2 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2021)
Projected traffic150 by 2045
Trucks5%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed15.5 mi (25 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 Fdr 24 over East Fork Black River built?

It was built in 2022, making it 3 years old in 2025.

What condition is Fdr 24 over East Fork Black River 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 May 2024.

How much traffic does Fdr 24 over East Fork Black River carry?

About 100 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Fdr 24 over East Fork Black River?

The structure is 100 ft (30.5 m) long with a longest span of 96 ft (29.2 m) and a deck 24 ft wide.

Who owns Fdr 24 over East Fork Black River?

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