US Bridges

FAP 709 (us 136) over Sangamon River

Poor

Champaign County, Illinois · .75 MI E of Fisher · Structure no. 010021300000000

Built
1972
53 years old
Condition
Poor
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
143 ft
3 main spans
Daily traffic
2,500
2023 count
Owner
State
State Highway Agency

About this bridge

FAP 709 (us 136) over Sangamon River is a prestressed concrete continuous stringer/multi-beam or girder carrying FAP 709 (us 136) over Sangamon River in Champaign County, Illinois. It was built in 1972, so it is 53 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 2,500 vehicles a day, roughly 9% of them trucks, projected to reach 2,576 by 2046. The structure is 143 ft (43.5 m) long and 46 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFAP 709 (us 136)
CrossesSangamon River
Location.75 MI E of Fisher
RouteU.S. Route 136
Coordinates40.31091, -88.32786
Functional classRural Minor Arterial

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating98.2 US tons
Inventory rating74 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length143 ft (43.5 m)
Longest span47 ft (14.2 m)
Deck width46 ft (14 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,500 (2023)
Projected traffic2,576 by 2046
Trucks9%
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

OwnerState Highway Agency
Maintained byState 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 FAP 709 (us 136) over Sangamon River built?

It was built in 1972, making it 53 years old in 2025.

What condition is FAP 709 (us 136) over Sangamon River 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 June 2024.

How much traffic does FAP 709 (us 136) over Sangamon River carry?

About 2,500 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is FAP 709 (us 136) over Sangamon River?

The structure is 143 ft (43.5 m) long with a longest span of 47 ft (14.2 m) and a deck 46 ft wide.

Who owns FAP 709 (us 136) over Sangamon River?

It is owned by the State Highway Agency.