US Bridges

County HWY 607 over Peshekee River

Good

Marquette County, Michigan · 2 MI N of US41 · Structure no. 000000000006549

Built
1931
94 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
71 ft
1 main span
Daily traffic
200
2001 count
Owner
County
County Highway Agency

About this bridge

County HWY 607 over Peshekee River is a steel stringer/multi-beam or girder carrying County HWY 607 over Peshekee River in Marquette County, Michigan. It was built in 1931, so it is 94 years old, older 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 200 vehicles a day, projected to reach 200 by 2020. The structure is 71 ft (21.6 m) long and 22 ft wide. If it were closed, the detour would be 90.1 mi (145 km).

Location

Open in Google Maps
CarriesCounty HWY 607
CrossesPeshekee River
Location2 MI N of US41
RouteCounty Highway 5210
CountyMarquette County
StateMichigan
Coordinates46.55679, -88.00287
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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating70.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length71 ft (21.6 m)
Longest span67 ft (20.4 m)
Deck width22 ft (6.8 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2001)
Projected traffic200 by 2020
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed90.1 mi (145 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 County HWY 607 over Peshekee River built?

It was built in 1931, making it 94 years old in 2025.

What condition is County HWY 607 over Peshekee 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 2024.

How much traffic does County HWY 607 over Peshekee River carry?

About 200 vehicles per day (2001 count).

How long is County HWY 607 over Peshekee River?

The structure is 71 ft (21.6 m) long with a longest span of 67 ft (20.4 m) and a deck 22 ft wide.

Who owns County HWY 607 over Peshekee River?

It is owned by the County Highway Agency.