US Bridges

TR 29 over E Fork Mazon River

Good

Livingston County, Illinois · 3004E 3000N · Structure no. 053413200000000

Built
1993
32 years old
Condition
Good
inspected September 2023
Type
Channel Beam
Concrete
Length
76 ft
3 main spans
Daily traffic
25
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 29 over E Fork Mazon River is a concrete channel beam carrying TR 29 over E Fork Mazon River in Livingston County, Illinois. It was built in 1993, so it is 32 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 25 vehicles a day, projected to reach 25 by 2046. The structure is 76 ft (23.1 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 29
CrossesE Fork Mazon River
Location3004E 3000N
RouteCounty Highway 0
Coordinates41.066, -88.36079
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 protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length76 ft (23.1 m)
Longest span26 ft (7.9 m)
Deck width26 ft (8 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2023)
Projected traffic25 by 2046
Trucks0%
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 29 over E Fork Mazon River built?

It was built in 1993, making it 32 years old in 2025.

What condition is TR 29 over E Fork Mazon River 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 September 2023.

How much traffic does TR 29 over E Fork Mazon River carry?

About 25 vehicles per day (2023 count).

How long is TR 29 over E Fork Mazon River?

The structure is 76 ft (23.1 m) long with a longest span of 26 ft (7.9 m) and a deck 26 ft wide.

Who owns TR 29 over E Fork Mazon River?

It is owned by the Town or Township Highway Agency.