US Bridges

Brooker RD over Indian Ck

PoorPosted for load

Butte County, South Dakota · 14N 5.2E B. Fourche · Structure no. 000000010152240

Built
1950
75 years old
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
116 ft
5 main spans
Daily traffic
47
2022 count
Owner
County
County Highway Agency

About this bridge

Brooker RD over Indian Ck is a wood or timber stringer/multi-beam or girder carrying Brooker RD over Indian Ck in Butte County, South Dakota. It was built in 1950, so it is 75 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 47 vehicles a day, roughly 2% of them trucks, projected to reach 47 by 2032. The structure is 116 ft (35.4 m) long and 22 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesBrooker RD
CrossesIndian Ck
Location14N 5.2E B. Fourche
RouteCounty Highway 0
Coordinates44.86529, -103.74696
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating23.4 US tons
Inventory rating16.5 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans5
Design loadH 15
Structure length116 ft (35.4 m)
Longest span23 ft (7 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic47 (2022)
Projected traffic47 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Brooker RD over Indian Ck built?

It was built in 1950, making it 75 years old in 2025.

What condition is Brooker RD over Indian Ck in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does Brooker RD over Indian Ck carry?

About 47 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Brooker RD over Indian Ck?

The structure is 116 ft (35.4 m) long with a longest span of 23 ft (7 m) and a deck 22 ft wide.

Who owns Brooker RD over Indian Ck?

It is owned by the County Highway Agency.