US Bridges

T 750 over Sand Hill River (cd #176

Good

Polk County, Minnesota · 0.9 MI S of JCT Csah 31 · Structure no. 97144

Built
1991
34 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
31 ft
2 main spans
Daily traffic
23
1973 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 750 over Sand Hill River (cd #176 is a concrete culvert carrying T 750 over Sand Hill River (cd #176 in Polk County, Minnesota. It was built in 1991, so it is 34 years old, younger than the Minnesota average of 38.5 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 23 vehicles a day, projected to reach 23 by 2029. The structure is 31 ft (9.5 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesT 750
CrossesSand Hill River (cd #176
Location0.9 MI S of JCT Csah 31
RouteCounty Highway 750
Coordinates47.55803, -95.81081
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length31 ft (9.5 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23 (1973)
Projected traffic23 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was T 750 over Sand Hill River (cd #176 built?

It was built in 1991, making it 34 years old in 2025.

What condition is T 750 over Sand Hill River (cd #176 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 October 2024.

How much traffic does T 750 over Sand Hill River (cd #176 carry?

About 23 vehicles per day (1973 count).

How long is T 750 over Sand Hill River (cd #176?

The structure is 31 ft (9.5 m) long with a longest span of 12 ft (3.7 m).

Who owns T 750 over Sand Hill River (cd #176?

It is owned by the Town or Township Highway Agency.