US Bridges

Summit Street over Lake Creek

Good

Ionia County, Michigan · In Saranac · Structure no. 000000000004106

Built
1995
30 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
777
2003 count
Owner
City
City or Municipal Highway Agency

About this bridge

Summit Street over Lake Creek is a prestressed concrete box beam or girders - multiple carrying Summit Street over Lake Creek in Ionia County, Michigan. It was built in 1995, so it is 30 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 777 vehicles a day, projected to reach 860 by 2023. The structure is 55 ft (16.8 m) long and 45 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSummit Street
CrossesLake Creek
LocationIn Saranac
RouteCity Street 3444
Coordinates42.92858, -85.2135
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99.6 US tons
Inventory rating59.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length55 ft (16.8 m)
Longest span54 ft (16.4 m)
Deck width45 ft (13.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic777 (2003)
Projected traffic860 by 2023
Trucks0%
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 Summit Street over Lake Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is Summit Street over Lake 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 September 2023.

How much traffic does Summit Street over Lake Creek carry?

About 777 vehicles per day (2003 count).

How long is Summit Street over Lake Creek?

The structure is 55 ft (16.8 m) long with a longest span of 54 ft (16.4 m) and a deck 45 ft wide.

Who owns Summit Street over Lake Creek?

It is owned by the City or Municipal Highway Agency.