US Bridges

TR-266 over Bishop Creek

Good

Effingham County, Illinois · 4 MI E Watson · Structure no. 025316000000000

Built
1981
44 years old
Condition
Good
inspected November 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
87 ft
3 main spans
Daily traffic
150
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR-266 over Bishop Creek is a prestressed concrete box beam or girders - multiple carrying TR-266 over Bishop Creek in Effingham County, Illinois. It was built in 1981, so it is 44 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 150 vehicles a day, roughly 4% of them trucks, projected to reach 239 by 2046. The structure is 87 ft (26.5 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR-266
CrossesBishop Creek
Location4 MI E Watson
RouteCounty Highway 0
Coordinates39.02141, -88.48725
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length87 ft (26.5 m)
Longest span39 ft (11.9 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2023)
Projected traffic239 by 2046
Trucks4%
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-266 over Bishop Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is TR-266 over Bishop 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 November 2021.

How much traffic does TR-266 over Bishop Creek carry?

About 150 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is TR-266 over Bishop Creek?

The structure is 87 ft (26.5 m) long with a longest span of 39 ft (11.9 m) and a deck 24 ft wide.

Who owns TR-266 over Bishop Creek?

It is owned by the Town or Township Highway Agency.