US Bridges

TR-74 (gall Road) over Andys Run Tributary

Good

Monroe County, Illinois · 4 MI NW of Waterloo · Structure no. 067318600000000

Built
2017
8 years old
Condition
Good
inspected February 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
42 ft
1 main span
Daily traffic
125
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR-74 (gall Road) over Andys Run Tributary is a prestressed concrete box beam or girders - multiple carrying TR-74 (gall Road) over Andys Run Tributary in Monroe County, Illinois. It was built in 2017, so it is 8 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 125 vehicles a day, roughly 17% of them trucks, projected to reach 141 by 2046. The structure is 42 ft (12.7 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesTR-74 (gall Road)
CrossesAndys Run Tributary
Location4 MI NW of Waterloo
RouteCounty Highway 0
Coordinates38.38476, -90.19828
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length42 ft (12.7 m)
Longest span38 ft (11.7 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2024)
Projected traffic141 by 2046
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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-74 (gall Road) over Andys Run Tributary built?

It was built in 2017, making it 8 years old in 2025.

What condition is TR-74 (gall Road) over Andys Run Tributary 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 February 2022.

How much traffic does TR-74 (gall Road) over Andys Run Tributary carry?

About 125 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is TR-74 (gall Road) over Andys Run Tributary?

The structure is 42 ft (12.7 m) long with a longest span of 38 ft (11.7 m) and a deck 28 ft wide.

Who owns TR-74 (gall Road) over Andys Run Tributary?

It is owned by the Town or Township Highway Agency.