US Bridges

TR 208 over Sleepy Hollow Ditch

Poor

Mason County, Illinois · 4 SW of Mason City · Structure no. 063420800000000

Built
1986
39 years old
Condition
Poor
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
54 ft
1 main span
Daily traffic
25
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 208 over Sleepy Hollow Ditch is a steel stringer/multi-beam or girder carrying TR 208 over Sleepy Hollow Ditch in Mason County, Illinois. It was built in 1986, so it is 39 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: open, would be posted or closed except for temporary shoring.

It carries about 25 vehicles a day, roughly 32% of them trucks, projected to reach 25 by 2046. The structure is 54 ft (16.5 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 208
CrossesSleepy Hollow Ditch
Location4 SW of Mason City
RouteCounty Highway 0
Coordinates40.17501, -89.75982
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, would be posted or closed except for temporary shoring
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating0 US tons
Inventory rating0 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length54 ft (16.5 m)
Longest span52 ft (15.7 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2024)
Projected traffic25 by 2046
Trucks32%
Lanes on structure2
Traffic directionTwo-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 208 over Sleepy Hollow Ditch built?

It was built in 1986, making it 39 years old in 2025.

What condition is TR 208 over Sleepy Hollow Ditch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does TR 208 over Sleepy Hollow Ditch carry?

About 25 vehicles per day (2024 count), of which roughly 32% are trucks.

How long is TR 208 over Sleepy Hollow Ditch?

The structure is 54 ft (16.5 m) long with a longest span of 52 ft (15.7 m) and a deck 26 ft wide.

Who owns TR 208 over Sleepy Hollow Ditch?

It is owned by the Town or Township Highway Agency.