US Bridges

Lucas Road over Manistee River

Good

Missaukee County, Michigan · Section 5 T24N R8W · Structure no. 000000000007049

Built
1979
46 years old, rebuilt 2015
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
121 ft
3 main spans
Daily traffic
380
2007 count
Owner
County
County Highway Agency

About this bridge

Lucas Road over Manistee River is a prestressed concrete box beam or girders - multiple carrying Lucas Road over Manistee River in Missaukee County, Michigan. It was built in 1979 and reconstructed in 2015, so it is 46 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 380 vehicles a day, roughly 10% of them trucks, projected to reach 690 by 2027. The structure is 121 ft (37 m) long and 31 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesLucas Road
CrossesManistee River
LocationSection 5 T24N R8W
RouteCounty Highway 5798
Coordinates44.50508, -85.30964
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
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 rating71.1 US tons
Inventory rating54.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadGreater than HL 93
Structure length121 ft (37 m)
Longest span42 ft (12.9 m)
Deck width31 ft (9.6 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic380 (2007)
Projected traffic690 by 2027
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 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 Lucas Road over Manistee River built?

It was built in 1979, making it 46 years old in 2025. It was reconstructed in 2015.

What condition is Lucas Road over Manistee 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 2024.

How much traffic does Lucas Road over Manistee River carry?

About 380 vehicles per day (2007 count), of which roughly 10% are trucks.

How long is Lucas Road over Manistee River?

The structure is 121 ft (37 m) long with a longest span of 42 ft (12.9 m) and a deck 31 ft wide.

Who owns Lucas Road over Manistee River?

It is owned by the County Highway Agency.