US Bridges

Palmer Rd/Mss 1002 over Palmer Creek

Good

Monroe County, Illinois · Columbia · Structure no. 067003700000000

Built
1992
33 years old
Condition
Good
inspected February 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
58 ft
1 main span
Daily traffic
5,050
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Palmer Rd/Mss 1002 over Palmer Creek is a steel continuous stringer/multi-beam or girder carrying Palmer Rd/Mss 1002 over Palmer Creek in Monroe County, Illinois. It was built in 1992, so it is 33 years old, younger than the Illinois average of 45.3 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 5,050 vehicles a day, roughly 10% of them trucks, projected to reach 5,424 by 2046. The structure is 58 ft (17.7 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesPalmer Rd/Mss 1002
CrossesPalmer Creek
LocationColumbia
Coordinates38.46211, -90.22769
Functional classUrban Collector

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 protection8 Very GoodNo problems noted.
Last inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span49 ft (14.9 m)
Deck width33 ft (10.1 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,050 (2024)
Projected traffic5,424 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Palmer Rd/Mss 1002 over Palmer Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is Palmer Rd/Mss 1002 over Palmer 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 February 2022.

How much traffic does Palmer Rd/Mss 1002 over Palmer Creek carry?

About 5,050 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Palmer Rd/Mss 1002 over Palmer Creek?

The structure is 58 ft (17.7 m) long with a longest span of 49 ft (14.9 m) and a deck 33 ft wide.

Who owns Palmer Rd/Mss 1002 over Palmer Creek?

It is owned by the City or Municipal Highway Agency.