US Bridges

17 Mile RD over Lsbr Pere Marquette

FairPosted for load

Newaygo County, Michigan · 6 MI NE of Bitely · Structure no. 000000000007772

Built
2000
25 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
39 ft
1 main span
Daily traffic
100
2000 count
Owner
County
County Highway Agency

About this bridge

17 Mile RD over Lsbr Pere Marquette is a wood or timber stringer/multi-beam or girder carrying 17 Mile RD over Lsbr Pere Marquette in Newaygo County, Michigan. It was built in 2000, so it is 25 years old, younger 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 5 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 100 vehicles a day, roughly 2% of them trucks, projected to reach 140 by 2020. The structure is 39 ft (11.9 m) long and 20 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries17 Mile RD
CrossesLsbr Pere Marquette
Location6 MI NE of Bitely
RouteCounty Highway 0
CountyNewaygo County
StateMichigan
Coordinates43.80056, -85.77102
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.8 US tons
Inventory rating31.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length39 ft (11.9 m)
Longest span37 ft (11.3 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2000)
Projected traffic140 by 2020
Trucks2%
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 17 Mile RD over Lsbr Pere Marquette built?

It was built in 2000, making it 25 years old in 2025.

What condition is 17 Mile RD over Lsbr Pere Marquette 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 June 2024.

How much traffic does 17 Mile RD over Lsbr Pere Marquette carry?

About 100 vehicles per day (2000 count), of which roughly 2% are trucks.

How long is 17 Mile RD over Lsbr Pere Marquette?

The structure is 39 ft (11.9 m) long with a longest span of 37 ft (11.3 m) and a deck 20 ft wide.

Who owns 17 Mile RD over Lsbr Pere Marquette?

It is owned by the County Highway Agency.