US Bridges

Middle Channel Drv over Snooks Cut

Fair

St. Clair County, Michigan · Harsens Island-Clay Twp · Structure no. 000000000010026

Built
1967
58 years old
Condition
Fair
inspected May 2024
Type
Girder and Floorbeam System
Wood or Timber
Length
48 ft
3 main spans
Daily traffic
550
1994 count
Owner
County
County Highway Agency

About this bridge

Middle Channel Drv over Snooks Cut is a wood or timber girder and floorbeam system carrying Middle Channel Drv over Snooks Cut in St. Clair County, Michigan. It was built in 1967, so it is 58 years old, older 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.

It carries about 550 vehicles a day, roughly 2% of them trucks, projected to reach 600 by 2014. The structure is 48 ft (14.6 m) long and 36 ft wide. If it were closed, the detour would be 124.9 mi (201 km).

Location

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CarriesMiddle Channel Drv
CrossesSnooks Cut
LocationHarsens Island-Clay Twp
RouteCounty Highway 0
CountySt. Clair County
StateMichigan
Coordinates42.5866, -82.6411
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating37.1 US tons
Inventory rating28.9 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20 + Mod
Structure length48 ft (14.6 m)
Longest span16 ft (4.8 m)
Deck width36 ft (10.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic550 (1994)
Projected traffic600 by 2014
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed124.9 mi (201 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$30,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Middle Channel Drv over Snooks Cut built?

It was built in 1967, making it 58 years old in 2025.

What condition is Middle Channel Drv over Snooks Cut 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 May 2024.

How much traffic does Middle Channel Drv over Snooks Cut carry?

About 550 vehicles per day (1994 count), of which roughly 2% are trucks.

How long is Middle Channel Drv over Snooks Cut?

The structure is 48 ft (14.6 m) long with a longest span of 16 ft (4.8 m) and a deck 36 ft wide.

Who owns Middle Channel Drv over Snooks Cut?

It is owned by the County Highway Agency.