US Bridges

Palms Road over Smiths Creek

PoorPosted for load

St. Clair County, Michigan · Sec. 25-26 Wales Twp. · Structure no. 000000000010245

Built
1932
93 years old
Condition
Poor
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
29 ft
1 main span
Daily traffic
180
1994 count
Owner
County
County Highway Agency

About this bridge

Palms Road over Smiths Creek is a steel stringer/multi-beam or girder carrying Palms Road over Smiths Creek in St. Clair County, Michigan. It was built in 1932, so it is 93 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 180 vehicles a day, roughly 3% of them trucks, projected to reach 270 by 2014. The structure is 29 ft (8.7 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesPalms Road
CrossesSmiths Creek
LocationSec. 25-26 Wales Twp.
RouteCounty Highway 0
Coordinates42.93124, -82.64195
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.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating31.7 US tons
Inventory rating19 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length29 ft (8.7 m)
Longest span25 ft (7.5 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic180 (1994)
Projected traffic270 by 2014
Trucks3%
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$550,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Palms Road over Smiths Creek built?

It was built in 1932, making it 93 years old in 2025.

What condition is Palms Road over Smiths 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 November 2024.

How much traffic does Palms Road over Smiths Creek carry?

About 180 vehicles per day (1994 count), of which roughly 3% are trucks.

How long is Palms Road over Smiths Creek?

The structure is 29 ft (8.7 m) long with a longest span of 25 ft (7.5 m) and a deck 28 ft wide.

Who owns Palms Road over Smiths Creek?

It is owned by the County Highway Agency.