US Bridges

Lumpkin Road over East Branch of Slate CR

FairPosted for load

Martin County, Indiana · 0.08 E of US 231 · Structure no. 5100056

Built
1967
58 years old, rebuilt 1992
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
63
2007 count
Owner
County
County Highway Agency

About this bridge

Lumpkin Road over East Branch of Slate CR is a steel stringer/multi-beam or girder carrying Lumpkin Road over East Branch of Slate CR in Martin County, Indiana. It was built in 1967 and reconstructed in 1992, so it is 58 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. Its operating status is: posted for load restriction.

It carries about 63 vehicles a day, roughly 5% of them trucks, projected to reach 76 by 2032. The structure is 30 ft (9.1 m) long and 18 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesLumpkin Road
CrossesEast Branch of Slate CR
Location0.08 E of US 231
RouteCounty Highway 0
StateIndiana
Coordinates38.5197, -86.90379
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment6: Equal to present minimum criteria
Operating rating22.9 US tons
Inventory rating13.8 US tons

Structure

MaterialSteel
DeckOpen grating
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span24 ft (7.3 m)
Deck width18 ft (5.4 m)
Roadway width17 ft (5.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic63 (2007)
Projected traffic76 by 2032
Trucks5%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$250,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lumpkin Road over East Branch of Slate CR built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1992.

What condition is Lumpkin Road over East Branch of Slate CR 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 November 2023.

How much traffic does Lumpkin Road over East Branch of Slate CR carry?

About 63 vehicles per day (2007 count), of which roughly 5% are trucks.

How long is Lumpkin Road over East Branch of Slate CR?

The structure is 30 ft (9.1 m) long with a longest span of 24 ft (7.3 m) and a deck 18 ft wide.

Who owns Lumpkin Road over East Branch of Slate CR?

It is owned by the County Highway Agency.