US Bridges

Plummer Blvd over Pole Cat Creek

Good

Sangamon County, Illinois · Chatam · Structure no. 084601200000000

Built
2002
23 years old
Condition
Good
inspected March 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
75 ft
1 main span
Daily traffic
5,700
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Plummer Blvd over Pole Cat Creek is a prestressed concrete box beam or girders - multiple carrying Plummer Blvd over Pole Cat Creek in Sangamon County, Illinois. It was built in 2002, so it is 23 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 5,700 vehicles a day, roughly 4% of them trucks, projected to reach 1,300 by 2046. The structure is 75 ft (23 m) long and 48 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesPlummer Blvd
CrossesPole Cat Creek
LocationChatam
Coordinates39.68649, -89.7012
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2021
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length75 ft (23 m)
Longest span70 ft (21.4 m)
Deck width48 ft (14.6 m)
Roadway width38 ft (11.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,700 (2022)
Projected traffic1,300 by 2046
Trucks4%
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 Plummer Blvd over Pole Cat Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is Plummer Blvd over Pole Cat 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 March 2021.

How much traffic does Plummer Blvd over Pole Cat Creek carry?

About 5,700 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Plummer Blvd over Pole Cat Creek?

The structure is 75 ft (23 m) long with a longest span of 70 ft (21.4 m) and a deck 48 ft wide.

Who owns Plummer Blvd over Pole Cat Creek?

It is owned by the City or Municipal Highway Agency.