US Bridges

SR 14 over Antrim Ditch

Good

Pulaski County, Indiana · 01.65 E US 421 · Structure no. 076804

Built
2004
21 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
71 ft
1 main span
Daily traffic
1,569
2021 count
Owner
State
State Highway Agency

About this bridge

SR 14 over Antrim Ditch is a prestressed concrete box beam or girders - single or spread carrying SR 14 over Antrim Ditch in Pulaski County, Indiana. It was built in 2004, so it is 21 years old, younger than the Indiana average of 46.6 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 1,569 vehicles a day, roughly 28% of them trucks, projected to reach 2,200 by 2030. The structure is 71 ft (21.5 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 14
CrossesAntrim Ditch
Location01.65 E US 421
RouteState Highway 14
StateIndiana
Coordinates41.05593, -86.86006
Functional classRural Minor Arterial

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.
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 evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating19.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length71 ft (21.5 m)
Longest span70 ft (21.4 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,569 (2021)
Projected traffic2,200 by 2030
Trucks28%
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 Antrim Ditch built?

It was built in 2004, making it 21 years old in 2025.

What condition is SR 14 over Antrim Ditch 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 November 2024.

How much traffic does SR 14 over Antrim Ditch carry?

About 1,569 vehicles per day (2021 count), of which roughly 28% are trucks.

How long is SR 14 over Antrim Ditch?

The structure is 71 ft (21.5 m) long with a longest span of 70 ft (21.4 m) and a deck 36 ft wide.

Who owns SR 14 over Antrim Ditch?

It is owned by the State Highway Agency.