US Bridges

SR 14 over Iroquois River

Fair

Jasper County, Indiana · 00.65 W US 231 · Structure no. 003620

Built
1962
63 years old, rebuilt 2001
Condition
Fair
inspected November 2024
Type
Slab
Concrete Continuous
Length
111 ft
3 main spans
Daily traffic
786
2021 count
Owner
State
State Highway Agency

About this bridge

SR 14 over Iroquois River is a concrete continuous slab carrying SR 14 over Iroquois River in Jasper County, Indiana. It was built in 1962 and reconstructed in 2001, so it is 63 years old, older than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 786 vehicles a day, roughly 21% of them trucks, projected to reach 1,593 by 2029. The structure is 111 ft (33.8 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 14
CrossesIroquois River
Location00.65 W US 231
RouteState Highway 14
StateIndiana
Coordinates41.02695, -87.16462
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 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 rating48.6 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length111 ft (33.8 m)
Longest span36 ft (11.1 m)
Deck width34 ft (10.5 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic786 (2021)
Projected traffic1,593 by 2029
Trucks21%
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

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 SR 14 over Iroquois River built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2001.

What condition is SR 14 over Iroquois River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does SR 14 over Iroquois River carry?

About 786 vehicles per day (2021 count), of which roughly 21% are trucks.

How long is SR 14 over Iroquois River?

The structure is 111 ft (33.8 m) long with a longest span of 36 ft (11.1 m) and a deck 34 ft wide.

Who owns SR 14 over Iroquois River?

It is owned by the State Highway Agency.