US Bridges

Riverside Road over Orchard Creek

PoorPosted for load

Allegan County, Michigan · Approx 3/8 MI E of 64th S · Structure no. 000000000000179

Built
1969
56 years old
Condition
Poor
inspected October 2024
Type
Slab
Wood or Timber
Length
40 ft
2 main spans
Daily traffic
1,042
2003 count
Owner
County
County Highway Agency

About this bridge

Riverside Road over Orchard Creek is a wood or timber slab carrying Riverside Road over Orchard Creek in Allegan County, Michigan. It was built in 1969, so it is 56 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 1,042 vehicles a day, roughly 7% of them trucks, projected to reach 2,084 by 2023. The structure is 40 ft (12.2 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRiverside Road
CrossesOrchard Creek
LocationApprox 3/8 MI E of 64th S
RouteCounty Highway 360
Coordinates42.63585, -86.17445
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating48.2 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20 + Mod
Structure length40 ft (12.2 m)
Longest span20 ft (6.1 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,042 (2003)
Projected traffic2,084 by 2023
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Riverside Road over Orchard Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is Riverside Road over Orchard Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does Riverside Road over Orchard Creek carry?

About 1,042 vehicles per day (2003 count), of which roughly 7% are trucks.

How long is Riverside Road over Orchard Creek?

The structure is 40 ft (12.2 m) long with a longest span of 20 ft (6.1 m) and a deck 30 ft wide.

Who owns Riverside Road over Orchard Creek?

It is owned by the County Highway Agency.