US Bridges

Lange Road over State Drain

Fair

Huron County, Michigan · Sec. 21-22 Sebewaing Twp. · Structure no. 000000000003654

Built
1925
100 years old, rebuilt 2002
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
410
2009 count
Owner
County
County Highway Agency

About this bridge

Lange Road over State Drain is a prestressed concrete box beam or girders - multiple carrying Lange Road over State Drain in Huron County, Michigan. It was built in 1925 and reconstructed in 2002, so it is 100 years old, older than the Michigan average of 48.3 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 410 vehicles a day, roughly 3% of them trucks, projected to reach 740 by 2029. The structure is 45 ft (13.7 m) long and 28 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesLange Road
CrossesState Drain
LocationSec. 21-22 Sebewaing Twp.
RouteCounty Highway 0
Coordinates43.70617, -83.41524
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 protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89 US tons
Inventory rating53.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span43 ft (13.2 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic410 (2009)
Projected traffic740 by 2029
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Lange Road over State Drain built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 2002.

What condition is Lange Road over State Drain 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 September 2023.

How much traffic does Lange Road over State Drain carry?

About 410 vehicles per day (2009 count), of which roughly 3% are trucks.

How long is Lange Road over State Drain?

The structure is 45 ft (13.7 m) long with a longest span of 43 ft (13.2 m) and a deck 28 ft wide.

Who owns Lange Road over State Drain?

It is owned by the County Highway Agency.