US Bridges

TR 349 over Sangamon Rv

Good

McLean County, Illinois · 1.0 MI NW Saybrook · Structure no. 057360500000000

Built
1961
64 years old
Condition
Good
inspected April 2024
Type
Slab
Concrete Continuous
Length
56 ft
3 main spans
Daily traffic
75
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 349 over Sangamon Rv is a concrete continuous slab carrying TR 349 over Sangamon Rv in McLean County, Illinois. It was built in 1961, so it is 64 years old, older 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 75 vehicles a day, roughly 3% of them trucks, projected to reach 76 by 2046. The structure is 56 ft (17.1 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 349
CrossesSangamon Rv
Location1.0 MI NW Saybrook
RouteCounty Highway 0
Coordinates40.44105, -88.54284
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 protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating25.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length56 ft (17.1 m)
Longest span20 ft (6.1 m)
Deck width26 ft (7.9 m)
Roadway width16 ft (5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2024)
Projected traffic76 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 349 over Sangamon Rv built?

It was built in 1961, making it 64 years old in 2025.

What condition is TR 349 over Sangamon Rv 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 April 2024.

How much traffic does TR 349 over Sangamon Rv carry?

About 75 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is TR 349 over Sangamon Rv?

The structure is 56 ft (17.1 m) long with a longest span of 20 ft (6.1 m) and a deck 26 ft wide.

Who owns TR 349 over Sangamon Rv?

It is owned by the Town or Township Highway Agency.