US Bridges

Merritt RD over West Br Muskegon River

Good

Missaukee County, Michigan · Section 29 T23N R5W · Structure no. 000000000007054

Built
1990
35 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
110 ft
2 main spans
Daily traffic
356
2018 count
Owner
County
County Highway Agency

About this bridge

Merritt RD over West Br Muskegon River is a prestressed concrete box beam or girders - multiple carrying Merritt RD over West Br Muskegon River in Missaukee County, Michigan. It was built in 1990, so it is 35 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 356 vehicles a day, roughly 10% of them trucks, projected to reach 590 by 2038. The structure is 110 ft (33.5 m) long and 31 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesMerritt RD
CrossesWest Br Muskegon River
LocationSection 29 T23N R5W
RouteCounty Highway 0
Coordinates44.35501, -84.94409
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 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 rating61.4 US tons
Inventory rating36.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20 + Mod
Structure length110 ft (33.5 m)
Longest span60 ft (18.2 m)
Deck width31 ft (9.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic356 (2018)
Projected traffic590 by 2038
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 Merritt RD over West Br Muskegon River built?

It was built in 1990, making it 35 years old in 2025.

What condition is Merritt RD over West Br Muskegon 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 May 2023.

How much traffic does Merritt RD over West Br Muskegon River carry?

About 356 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is Merritt RD over West Br Muskegon River?

The structure is 110 ft (33.5 m) long with a longest span of 60 ft (18.2 m) and a deck 31 ft wide.

Who owns Merritt RD over West Br Muskegon River?

It is owned by the County Highway Agency.