US Bridges

US 24 over Montgomery Ditch

Fair

Newton County, Indiana · 03.04 E US 41 · Structure no. 005870

Built
1953
72 years old, rebuilt 1999
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
51 ft
1 main span
Daily traffic
3,733
2004 count
Owner
State
State Highway Agency

About this bridge

US 24 over Montgomery Ditch is a steel stringer/multi-beam or girder carrying US 24 over Montgomery Ditch in Newton County, Indiana. It was built in 1953 and reconstructed in 1999, so it is 72 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 3,733 vehicles a day, roughly 10% of them trucks, projected to reach 5,171 by 2032. The structure is 51 ft (15.5 m) long and 41 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesUS 24
CrossesMontgomery Ditch
Location03.04 E US 41
RouteU.S. Route 24
CountyNewton County
StateIndiana
Coordinates40.76646, -87.38042
Functional classRural Principal Arterial - Other

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
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 rating70.3 US tons
Inventory rating53.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length51 ft (15.5 m)
Longest span48 ft (14.6 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,733 (2004)
Projected traffic5,171 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemYes

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 US 24 over Montgomery Ditch built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1999.

What condition is US 24 over Montgomery 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 US 24 over Montgomery Ditch carry?

About 3,733 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is US 24 over Montgomery Ditch?

The structure is 51 ft (15.5 m) long with a longest span of 48 ft (14.6 m) and a deck 41 ft wide.

Who owns US 24 over Montgomery Ditch?

It is owned by the State Highway Agency.