US Bridges

Summerton Road over Jordan Creek

Good

Isabella County, Michigan · Sec 30W Denver Twp · Structure no. 000000000004353

Built
1994
31 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
113
2002 count
Owner
County
County Highway Agency

About this bridge

Summerton Road over Jordan Creek is a prestressed concrete box beam or girders - multiple carrying Summerton Road over Jordan Creek in Isabella County, Michigan. It was built in 1994, so it is 31 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 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 113 vehicles a day, projected to reach 138 by 2022. The structure is 50 ft (15.2 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesSummerton Road
CrossesJordan Creek
LocationSec 30W Denver Twp
RouteCounty Highway 0
CountyIsabella County
StateMichigan
Coordinates43.66152, -84.72797
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span46 ft (14 m)
Deck width31 ft (9.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic113 (2002)
Projected traffic138 by 2022
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Summerton Road over Jordan Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is Summerton Road over Jordan Creek 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 May 2024.

How much traffic does Summerton Road over Jordan Creek carry?

About 113 vehicles per day (2002 count).

How long is Summerton Road over Jordan Creek?

The structure is 50 ft (15.2 m) long with a longest span of 46 ft (14 m) and a deck 31 ft wide.

Who owns Summerton Road over Jordan Creek?

It is owned by the County Highway Agency.