US Bridges

TR 66 over Spring Point Creek

Good

Cumberland County, Illinois · 3.5 MI NE Montrose · Structure no. 018318700000000

Built
2001
24 years old
Condition
Good
inspected March 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
154 ft
3 main spans
Daily traffic
75
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 66 over Spring Point Creek is a prestressed concrete box beam or girders - multiple carrying TR 66 over Spring Point Creek in Cumberland County, Illinois. It was built in 2001, so it is 24 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 75 vehicles a day, roughly 5% of them trucks, projected to reach 78 by 2046. The structure is 154 ft (46.8 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 66
CrossesSpring Point Creek
Location3.5 MI NE Montrose
RouteCounty Highway 0
Coordinates39.20214, -88.34757
Functional classRural Local

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 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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length154 ft (46.8 m)
Longest span50 ft (15.2 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2021)
Projected traffic78 by 2046
Trucks5%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 TR 66 over Spring Point Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is TR 66 over Spring Point 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 TR 66 over Spring Point Creek carry?

About 75 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is TR 66 over Spring Point Creek?

The structure is 154 ft (46.8 m) long with a longest span of 50 ft (15.2 m) and a deck 28 ft wide.

Who owns TR 66 over Spring Point Creek?

It is owned by the Town or Township Highway Agency.