US Bridges

Bogus Jim T-370 over Jim Creek

Fair

Meade County, South Dakota · T 2 N R 5 E Sec 10 · Structure no. 020308000010023

Built
1973
52 years old
Condition
Fair
inspected March 2024
Type
Slab
Wood or Timber
Length
28 ft
1 main span
Daily traffic
50
1991 count
Owner
Federal
U.S. Forest Service

About this bridge

Bogus Jim T-370 over Jim Creek is a wood or timber slab carrying Bogus Jim T-370 over Jim Creek in Meade County, South Dakota. It was built in 1973, so it is 52 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 fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 50 vehicles a day, projected to reach 75 by 2045. The structure is 28 ft (8.5 m) long and 15 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesBogus Jim T-370
CrossesJim Creek
LocationT 2 N R 5 E Sec 10
RouteFederal Lands Road 201
Coordinates44.1473, -103.50221
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating48.6 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadH 20
Structure length28 ft (8.5 m)
Longest span27 ft (8.2 m)
Deck width15 ft (4.5 m)
Roadway width15 ft (4.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (1991)
Projected traffic75 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 Bogus Jim T-370 over Jim Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is Bogus Jim T-370 over Jim Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

How much traffic does Bogus Jim T-370 over Jim Creek carry?

About 50 vehicles per day (1991 count).

How long is Bogus Jim T-370 over Jim Creek?

The structure is 28 ft (8.5 m) long with a longest span of 27 ft (8.2 m) and a deck 15 ft wide.

Who owns Bogus Jim T-370 over Jim Creek?

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