US Bridges

US 41 NB over Pond Flat Ditch

Poor

Vanderburgh County, Indiana · 02.01 S I-64 · Structure no. 014390

Built
1946
79 years old, rebuilt 2014
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
34 ft
1 main span
Daily traffic
14,325
2013 count
Owner
State
State Highway Agency

About this bridge

US 41 NB over Pond Flat Ditch is a concrete stringer/multi-beam or girder carrying US 41 NB over Pond Flat Ditch in Vanderburgh County, Indiana. It was built in 1946 and reconstructed in 2014, so it is 79 years old, older than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 14,325 vehicles a day, roughly 18% of them trucks, projected to reach 19,530 by 2033. The structure is 34 ft (10.3 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 41 NB
CrossesPond Flat Ditch
Location02.01 S I-64
RouteU.S. Route 41
StateIndiana
Coordinates38.13741, -87.5509
Functional classRural Principal Arterial - Other

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.3 US tons
Inventory rating31.4 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length34 ft (10.3 m)
Longest span32 ft (9.7 m)
Deck width42 ft (12.7 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,325 (2013)
Projected traffic19,530 by 2033
Trucks18%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 41 NB over Pond Flat Ditch built?

It was built in 1946, making it 79 years old in 2025. It was reconstructed in 2014.

What condition is US 41 NB over Pond Flat Ditch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does US 41 NB over Pond Flat Ditch carry?

About 14,325 vehicles per day (2013 count), of which roughly 18% are trucks.

How long is US 41 NB over Pond Flat Ditch?

The structure is 34 ft (10.3 m) long with a longest span of 32 ft (9.7 m) and a deck 42 ft wide.

Who owns US 41 NB over Pond Flat Ditch?

It is owned by the State Highway Agency.