US Bridges

South M ST over Little Duck Creek

PoorPosted for load

Madison County, Indiana · 00.10 W 24th ST · Structure no. 4800163

Built
1930
95 years old
Condition
Poor
inspected September 2024
Type
Arch - Deck
Concrete
Length
40 ft
1 main span
Daily traffic
281
2023 count
Owner
County
County Highway Agency

About this bridge

South M ST over Little Duck Creek is a concrete arch - deck carrying South M ST over Little Duck Creek in Madison County, Indiana. It was built in 1930, 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 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. Its operating status is: posted for load restriction.

It carries about 281 vehicles a day, roughly 1% of them trucks, projected to reach 398 by 2043. The structure is 40 ft (12.1 m) long and 31 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSouth M ST
CrossesLittle Duck Creek
Location00.10 W 24th ST
RouteCity Street 0
StateIndiana
Coordinates40.26483, -85.83236
Functional classUrban Local

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
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.9 US tons
Inventory rating21.5 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length40 ft (12.1 m)
Longest span24 ft (7.3 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic281 (2023)
Projected traffic398 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$960,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was South M ST over Little Duck Creek built?

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

What condition is South M ST over Little Duck Creek 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 September 2024.

How much traffic does South M ST over Little Duck Creek carry?

About 281 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is South M ST over Little Duck Creek?

The structure is 40 ft (12.1 m) long with a longest span of 24 ft (7.3 m) and a deck 31 ft wide.

Who owns South M ST over Little Duck Creek?

It is owned by the County Highway Agency.