US Bridges

Boxelder Forks Cg over Boxelder Creek

Good

Meade County, South Dakota · T 3 N R 5 E Sec 29 · Structure no. 020308000010060

Built
1972
53 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
24 ft
1 main span
Daily traffic
25
1991 count
Owner
Federal
U.S. Forest Service

About this bridge

Boxelder Forks Cg over Boxelder Creek is a wood or timber stringer/multi-beam or girder carrying Boxelder Forks Cg over Boxelder Creek in Meade County, South Dakota. It was built in 1972, so it is 53 years old, older than the South Dakota average of 48.9 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 25 vehicles a day, projected to reach 37 by 2045. The structure is 24 ft (7.3 m) long and 16 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

CarriesBoxelder Forks Cg
CrossesBoxelder Creek
LocationT 3 N R 5 E Sec 29
RouteFederal Lands Road 140.1
Coordinates44.19783, -103.53832
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.5 US tons
Inventory rating25 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadH 20
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width16 ft (5 m)
Roadway width16 ft (5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (1991)
Projected traffic37 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed620.7 mi (999 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Boxelder Forks Cg over Boxelder Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Boxelder Forks Cg over Boxelder Creek 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 March 2024.

How much traffic does Boxelder Forks Cg over Boxelder Creek carry?

About 25 vehicles per day (1991 count).

How long is Boxelder Forks Cg over Boxelder Creek?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 16 ft wide.

Who owns Boxelder Forks Cg over Boxelder Creek?

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