US Bridges

Sprague Street over Coldwater River

FairPosted for load

Branch County, Michigan · City of Coldwater · Structure no. 000000000001187

Built
1951
74 years old
Condition
Fair
inspected May 2023
Type
Tee Beam
Concrete
Length
35 ft
1 main span
Daily traffic
3,500
1989 count
Owner
City
City or Municipal Highway Agency

About this bridge

Sprague Street over Coldwater River is a concrete tee beam carrying Sprague Street over Coldwater River in Branch County, Michigan. It was built in 1951, so it is 74 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 6 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 3,500 vehicles a day, roughly 4% of them trucks, projected to reach 4,600 by 2011. The structure is 35 ft (10.7 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSprague Street
CrossesColdwater River
LocationCity of Coldwater
RouteCity Street 2035
Coordinates41.93307, -84.99066
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.7 US tons
Inventory rating17.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length35 ft (10.7 m)
Longest span33 ft (10.1 m)
Deck width34 ft (10.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (1989)
Projected traffic4,600 by 2011
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Sprague Street over Coldwater River built?

It was built in 1951, making it 74 years old in 2025.

What condition is Sprague Street over Coldwater 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 May 2023.

How much traffic does Sprague Street over Coldwater River carry?

About 3,500 vehicles per day (1989 count), of which roughly 4% are trucks.

How long is Sprague Street over Coldwater River?

The structure is 35 ft (10.7 m) long with a longest span of 33 ft (10.1 m) and a deck 34 ft wide.

Who owns Sprague Street over Coldwater River?

It is owned by the City or Municipal Highway Agency.