US Bridges

TR 86 Saratoga RD over East Fk Nettle Creek

Good

Grundy County, Illinois · .27 MI N Nelson RD · Structure no. 032362100000000

Built
1986
39 years old
Condition
Good
inspected October 2022
Type
Channel Beam
Concrete
Length
70 ft
2 main spans
Daily traffic
250
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 86 Saratoga RD over East Fk Nettle Creek is a concrete channel beam carrying TR 86 Saratoga RD over East Fk Nettle Creek in Grundy County, Illinois. It was built in 1986, so it is 39 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 250 vehicles a day, roughly 14% of them trucks, projected to reach 330 by 2046. The structure is 70 ft (21.3 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 86 Saratoga RD
CrossesEast Fk Nettle Creek
Location.27 MI N Nelson RD
RouteCounty Highway 0
Coordinates41.41829, -88.48065
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating36.4 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span34 ft (10.4 m)
Deck width26 ft (8 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2024)
Projected traffic330 by 2046
Trucks14%
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 86 Saratoga RD over East Fk Nettle Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is TR 86 Saratoga RD over East Fk Nettle Creek 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 October 2022.

How much traffic does TR 86 Saratoga RD over East Fk Nettle Creek carry?

About 250 vehicles per day (2024 count), of which roughly 14% are trucks.

How long is TR 86 Saratoga RD over East Fk Nettle Creek?

The structure is 70 ft (21.3 m) long with a longest span of 34 ft (10.4 m) and a deck 26 ft wide.

Who owns TR 86 Saratoga RD over East Fk Nettle Creek?

It is owned by the Town or Township Highway Agency.