US Bridges

Parks Road over Spaulding Extension

Poor

Clinton County, Michigan · 0.2 MI W of Williams RD · Structure no. 000000000001955

Built
1924
101 years old, rebuilt 1984
Condition
Poor
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
34 ft
1 main span
Daily traffic
264
2011 count
Owner
County
County Highway Agency

About this bridge

Parks Road over Spaulding Extension is a prestressed concrete box beam or girders - multiple carrying Parks Road over Spaulding Extension in Clinton County, Michigan. It was built in 1924 and reconstructed in 1984, so it is 101 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 4 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.

It carries about 264 vehicles a day, projected to reach 477 by 2031. The structure is 34 ft (10.3 m) long and 18 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesParks Road
CrossesSpaulding Extension
Location0.2 MI W of Williams RD
RouteCounty Highway 0
CountyClinton County
StateMichigan
Coordinates42.97218, -84.53461
Functional classRural Local

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating53.7 US tons
Inventory rating41 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length34 ft (10.3 m)
Longest span32 ft (9.7 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic264 (2011)
Projected traffic477 by 2031
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$208,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Parks Road over Spaulding Extension built?

It was built in 1924, making it 101 years old in 2025. It was reconstructed in 1984.

What condition is Parks Road over Spaulding Extension 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 Parks Road over Spaulding Extension carry?

About 264 vehicles per day (2011 count).

How long is Parks Road over Spaulding Extension?

The structure is 34 ft (10.3 m) long with a longest span of 32 ft (9.7 m) and a deck 18 ft wide.

Who owns Parks Road over Spaulding Extension?

It is owned by the County Highway Agency.