US Bridges

TR 257 over Dry Fork

Good

Montgomery County, Illinois · 0.70 MI W FAS 732A · Structure no. 068337300000000

Built
2022
3 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
75
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 257 over Dry Fork is a prestressed concrete box beam or girders - multiple carrying TR 257 over Dry Fork in Montgomery County, Illinois. It was built in 2022, so it is 3 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 75 vehicles a day, roughly 8% of them trucks, projected to reach 76 by 2046. The structure is 46 ft (14.1 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 257
CrossesDry Fork
Location0.70 MI W FAS 732A
RouteCounty Highway 0
Coordinates39.17367, -89.29174
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 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.3 US tons
Inventory rating43.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length46 ft (14.1 m)
Longest span44 ft (13.3 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2020)
Projected traffic76 by 2046
Trucks8%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 257 over Dry Fork built?

It was built in 2022, making it 3 years old in 2025.

What condition is TR 257 over Dry Fork 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 2024.

How much traffic does TR 257 over Dry Fork carry?

About 75 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is TR 257 over Dry Fork?

The structure is 46 ft (14.1 m) long with a longest span of 44 ft (13.3 m) and a deck 24 ft wide.

Who owns TR 257 over Dry Fork?

It is owned by the Town or Township Highway Agency.