US Bridges

South Angola Road over Coldwater River

Good

Branch County, Michigan · Ovid Twp Sec 16 · Structure no. 000000000001134

Built
2021
4 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
2,300
2020 count
Owner
County
County Highway Agency

About this bridge

South Angola Road over Coldwater River is a prestressed concrete box beam or girders - single or spread carrying South Angola Road over Coldwater River in Branch County, Michigan. It was built in 2021, so it is 4 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,300 vehicles a day, roughly 6% of them trucks, projected to reach 3,418 by 2040. The structure is 50 ft (15.2 m) long and 43 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesSouth Angola Road
CrossesColdwater River
LocationOvid Twp Sec 16
RouteCounty Highway 1265
CountyBranch County
StateMichigan
Coordinates41.86469, -85.0049
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.3 US tons
Inventory rating53.2 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length50 ft (15.2 m)
Longest span49 ft (14.8 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,300 (2020)
Projected traffic3,418 by 2040
Trucks6%
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

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 South Angola Road over Coldwater River built?

It was built in 2021, making it 4 years old in 2025.

What condition is South Angola Road over Coldwater River 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 2023.

How much traffic does South Angola Road over Coldwater River carry?

About 2,300 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is South Angola Road over Coldwater River?

The structure is 50 ft (15.2 m) long with a longest span of 49 ft (14.8 m) and a deck 43 ft wide.

Who owns South Angola Road over Coldwater River?

It is owned by the County Highway Agency.