US Bridges

M-6 WB Rmp to 8th over Rush Creek

Good

Ottawa County, Michigan · Jamestown Twp Sec 1 · Structure no. 000000000013025

Built
2002
23 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
139 ft
1 main span
Daily traffic
9,300
2003 count
Owner
State
State Highway Agency

About this bridge

M-6 WB Rmp to 8th over Rush Creek is a prestressed concrete stringer/multi-beam or girder carrying M-6 WB Rmp to 8th over Rush Creek in Ottawa 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 9,300 vehicles a day, roughly 8% of them trucks, projected to reach 9,300 by 2015. The structure is 139 ft (42.4 m) long and 34 ft wide.

CarriesM-6 WB Rmp to 8th
CrossesRush Creek
LocationJamestown Twp Sec 1
RouteState Highway 6
Coordinates42.84795, -85.79902
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.7 US tons
Inventory rating22.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length139 ft (42.4 m)
Longest span139 ft (42.4 m)
Deck width34 ft (10.3 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,300 (2003)
Projected traffic9,300 by 2015
Trucks8%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was M-6 WB Rmp to 8th over Rush Creek built?

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

What condition is M-6 WB Rmp to 8th over Rush Creek 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 August 2024.

How much traffic does M-6 WB Rmp to 8th over Rush Creek carry?

About 9,300 vehicles per day (2003 count), of which roughly 8% are trucks.

How long is M-6 WB Rmp to 8th over Rush Creek?

The structure is 139 ft (42.4 m) long with a longest span of 139 ft (42.4 m) and a deck 34 ft wide.

Who owns M-6 WB Rmp to 8th over Rush Creek?

It is owned by the State Highway Agency.