US Bridges

M-6 EB over Hanna Lake RD

Good

Kent County, Michigan · Gaines Twp Sec 2 - 3 · Structure no. 000000000013052

Built
2002
23 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
125 ft
1 main span
Daily traffic
20,090
2007 count
Owner
State
State Highway Agency

About this bridge

M-6 EB over Hanna Lake RD is a prestressed concrete stringer/multi-beam or girder carrying M-6 EB over Hanna Lake RD in Kent County, Michigan. It was built in 2002, so it is 23 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 20,090 vehicles a day, roughly 8% of them trucks, projected to reach 31,800 by 2015. The structure is 125 ft (38 m) long and 47 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesM-6 EB
CrossesHanna Lake RD
LocationGaines Twp Sec 2 - 3
RouteState Highway 6
Coordinates42.8508, -85.58527
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating100 US tons
Inventory rating52.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length125 ft (38 m)
Longest span125 ft (38 m)
Deck width47 ft (14.2 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,090 (2007)
Projected traffic31,800 by 2015
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was M-6 EB over Hanna Lake RD built?

It was built in 2002, making it 23 years old in 2025.

What condition is M-6 EB over Hanna Lake RD 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 2024.

How much traffic does M-6 EB over Hanna Lake RD carry?

About 20,090 vehicles per day (2007 count), of which roughly 8% are trucks.

How long is M-6 EB over Hanna Lake RD?

The structure is 125 ft (38 m) long with a longest span of 125 ft (38 m) and a deck 47 ft wide.

Who owns M-6 EB over Hanna Lake RD?

It is owned by the State Highway Agency.