US Bridges

Lauman RD over South Hogan Creek

PoorPosted for load

Dearborn County, Indiana · 01.60 N US 50 · Structure no. 1500098

Built
1940
85 years old
Condition
Poor
inspected April 2023
Type
Slab
Concrete Continuous
Length
36 ft
3 main spans
Daily traffic
100
2017 count
Owner
County
County Highway Agency

About this bridge

Lauman RD over South Hogan Creek is a concrete continuous slab carrying Lauman RD over South Hogan Creek in Dearborn County, Indiana. It was built in 1940, so it is 85 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 150 by 2037. The structure is 36 ft (10.9 m) long and 15 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLauman RD
CrossesSouth Hogan Creek
Location01.60 N US 50
RouteCounty Highway 0
StateIndiana
Coordinates39.0461, -85.06217
Functional classRural Minor Collector

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.
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 protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load 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 geometry7: Better than present minimum criteria
Waterway adequacy2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating26.6 US tons
Inventory rating19.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length36 ft (10.9 m)
Longest span11 ft (3.5 m)
Deck width15 ft (4.6 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2017)
Projected traffic150 by 2037
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$860,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lauman RD over South Hogan Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is Lauman RD over South Hogan 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 April 2023.

How much traffic does Lauman RD over South Hogan Creek carry?

About 100 vehicles per day (2017 count), of which roughly 10% are trucks.

How long is Lauman RD over South Hogan Creek?

The structure is 36 ft (10.9 m) long with a longest span of 11 ft (3.5 m) and a deck 15 ft wide.

Who owns Lauman RD over South Hogan Creek?

It is owned by the County Highway Agency.