US Bridges

TR 69A (TH-C65) over Shaw Creek

Fair

Marshall County, Illinois · T30N-R1W-3PM Sec 30 · Structure no. 062441500000000

Built
1966
59 years old
Condition
Fair
inspected March 2023
Type
Channel Beam
Concrete
Length
73 ft
3 main spans
Daily traffic
350
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 69A (TH-C65) over Shaw Creek is a concrete channel beam carrying TR 69A (TH-C65) over Shaw Creek in Marshall County, Illinois. It was built in 1966, so it is 59 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 350 vehicles a day, roughly 34% of them trucks, projected to reach 253 by 2046. The structure is 73 ft (22.3 m) long and 23 ft wide.

Location

Open in Google Maps
CarriesTR 69A (TH-C65)
CrossesShaw Creek
LocationT30N-R1W-3PM Sec 30
RouteCounty Highway 0
CountyMarshall County
StateIllinois
Coordinates41.04214, -89.27314
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.7 US tons
Inventory rating28.9 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 15
Structure length73 ft (22.3 m)
Longest span24 ft (7.3 m)
Deck width23 ft (6.9 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2024)
Projected traffic253 by 2046
Trucks34%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 69A (TH-C65) over Shaw Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is TR 69A (TH-C65) over Shaw Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2023.

How much traffic does TR 69A (TH-C65) over Shaw Creek carry?

About 350 vehicles per day (2024 count), of which roughly 34% are trucks.

How long is TR 69A (TH-C65) over Shaw Creek?

The structure is 73 ft (22.3 m) long with a longest span of 24 ft (7.3 m) and a deck 23 ft wide.

Who owns TR 69A (TH-C65) over Shaw Creek?

It is owned by the Town or Township Highway Agency.