US Bridges

T 263 over Rock River

FairPosted for load

Pipestone County, Minnesota · 0.6 MI W of JCT Csah 17 · Structure no. 59516

Built
1987
38 years old
Condition
Fair
inspected October 2024
Type
Slab
Wood or Timber
Length
104 ft
4 main spans
Daily traffic
130
2001 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 263 over Rock River is a wood or timber slab carrying T 263 over Rock River in Pipestone County, Minnesota. It was built in 1987, so it is 38 years old, younger than the Minnesota average of 38.5 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. Its operating status is: posted for load restriction.

It carries about 130 vehicles a day, projected to reach 130 by 2029. The structure is 104 ft (31.7 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesT 263
CrossesRock River
Location0.6 MI W of JCT Csah 17
RouteCounty Highway 263
CountyPipestone County
StateMinnesota
Coordinates43.9066, -96.15557
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating50.4 US tons
Inventory rating35.6 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans4
Design loadHS 20
Structure length104 ft (31.7 m)
Longest span26 ft (7.9 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2001)
Projected traffic130 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$775 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was T 263 over Rock River built?

It was built in 1987, making it 38 years old in 2025.

What condition is T 263 over Rock River 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 October 2024.

How much traffic does T 263 over Rock River carry?

About 130 vehicles per day (2001 count).

How long is T 263 over Rock River?

The structure is 104 ft (31.7 m) long with a longest span of 26 ft (7.9 m) and a deck 30 ft wide.

Who owns T 263 over Rock River?

It is owned by the Town or Township Highway Agency.