US Bridges

CR 1250S over Slocum Ditch

Good

LaPorte County, Indiana · 0.10 W of Illinois ST · Structure no. 4600073

Built
1986
39 years old
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
750
2022 count
Owner
County
County Highway Agency

About this bridge

CR 1250S over Slocum Ditch is a prestressed concrete box beam or girders - multiple carrying CR 1250S over Slocum Ditch in LaPorte County, Indiana. It was built in 1986, so it is 39 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 750 vehicles a day, roughly 5% of them trucks, projected to reach 1,285 by 2042. The structure is 40 ft (12.1 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCR 1250S
CrossesSlocum Ditch
Location0.10 W of Illinois ST
RouteCounty Highway 152
StateIndiana
Coordinates41.42646, -86.90077
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.4 US tons
Inventory rating40.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length40 ft (12.1 m)
Longest span37 ft (11.2 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic750 (2022)
Projected traffic1,285 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 CR 1250S over Slocum Ditch built?

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

What condition is CR 1250S over Slocum 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 September 2024.

How much traffic does CR 1250S over Slocum Ditch carry?

About 750 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is CR 1250S over Slocum Ditch?

The structure is 40 ft (12.1 m) long with a longest span of 37 ft (11.2 m) and a deck 24 ft wide.

Who owns CR 1250S over Slocum Ditch?

It is owned by the County Highway Agency.