US Bridges

Twp RD 106 over East Fork Sandy Ck

Poor

Alexander County, Illinois · 3 Mile NW Tamms · Structure no. 002304600000000

Built
1974
51 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
60 ft
2 main spans
Daily traffic
25
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Twp RD 106 over East Fork Sandy Ck is a steel stringer/multi-beam or girder carrying Twp RD 106 over East Fork Sandy Ck in Alexander County, Illinois. It was built in 1974, so it is 51 years old, older 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 4 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.

It carries about 25 vehicles a day, roughly 44% of them trucks, projected to reach 51 by 2046. The structure is 60 ft (18.3 m) long and 20 ft wide.

CarriesTwp RD 106
CrossesEast Fork Sandy Ck
Location3 Mile NW Tamms
RouteCounty Highway 0
Coordinates37.25789, -89.31704
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating76.8 US tons
Inventory rating46.1 US tons

Structure

MaterialSteel
DeckConcrete, precast panels
Main spans2
Design loadHS 15
Structure length60 ft (18.3 m)
Longest span40 ft (12.2 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2022)
Projected traffic51 by 2046
Trucks44%
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 Twp RD 106 over East Fork Sandy Ck built?

It was built in 1974, making it 51 years old in 2025.

What condition is Twp RD 106 over East Fork Sandy Ck 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 April 2024.

How much traffic does Twp RD 106 over East Fork Sandy Ck carry?

About 25 vehicles per day (2022 count), of which roughly 44% are trucks.

How long is Twp RD 106 over East Fork Sandy Ck?

The structure is 60 ft (18.3 m) long with a longest span of 40 ft (12.2 m) and a deck 20 ft wide.

Who owns Twp RD 106 over East Fork Sandy Ck?

It is owned by the Town or Township Highway Agency.