US Bridges

Smoke Road over Sandy Hook Ditch

Fair

Porter County, Indiana · 00.80 N Jct. SR 8 · Structure no. 6400047

Built
1930
95 years old, rebuilt 1962
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
49 ft
1 main span
Daily traffic
870
2018 count
Owner
County
County Highway Agency

About this bridge

Smoke Road over Sandy Hook Ditch is a prestressed concrete box beam or girders - multiple carrying Smoke Road over Sandy Hook Ditch in Porter County, Indiana. It was built in 1930 and reconstructed in 1962, so it is 95 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 5 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 870 vehicles a day, roughly 6% of them trucks, projected to reach 1,640 by 2038. The structure is 49 ft (14.9 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSmoke Road
CrossesSandy Hook Ditch
Location00.80 N Jct. SR 8
RouteCounty Highway 0
StateIndiana
Coordinates41.32603, -87.06506
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.1 US tons
Inventory rating31.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length49 ft (14.9 m)
Longest span39 ft (11.8 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic870 (2018)
Projected traffic1,640 by 2038
Trucks6%
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

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 Smoke Road over Sandy Hook Ditch built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1962.

What condition is Smoke Road over Sandy Hook Ditch 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 May 2024.

How much traffic does Smoke Road over Sandy Hook Ditch carry?

About 870 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is Smoke Road over Sandy Hook Ditch?

The structure is 49 ft (14.9 m) long with a longest span of 39 ft (11.8 m) and a deck 29 ft wide.

Who owns Smoke Road over Sandy Hook Ditch?

It is owned by the County Highway Agency.