US Bridges

Swamp Creek RD over Swamp Creek

PoorPosted for load

Preble County, Ohio · Just E of Ch 36 · Structure no. 6837344

Built
1900
125 years old, rebuilt 2008
Condition
Poor
inspected July 2024
Type
Truss - Thru
Wood or Timber
Length
52 ft
1 main span
Daily traffic
351
2015 count
Owner
County
County Highway Agency

About this bridge

Swamp Creek RD over Swamp Creek is a wood or timber truss - thru carrying Swamp Creek RD over Swamp Creek in Preble County, Ohio. It was built in 1900 and reconstructed in 2008, so it is 125 years old, older than the Ohio average of 47.3 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 351 vehicles a day, roughly 7% of them trucks, projected to reach 487 by 2035. The structure is 52 ft (15.9 m) long and 16 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSwamp Creek RD
CrossesSwamp Creek
LocationJust E of Ch 36
RouteCounty Highway T0403
StateOhio
Coordinates39.87367, -84.51451
Functional classRural 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
Deck7 GoodSome minor problems.
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating14.3 US tons
Inventory rating10.7 US tons

Structure

Structure typeTruss - Thru
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadH 15
Structure length52 ft (15.9 m)
Longest span46 ft (14 m)
Deck width16 ft (4.8 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deck10 ft (3.1 m)

Traffic and service

Average daily traffic351 (2015)
Projected traffic487 by 2035
Trucks7%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusListed on the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$50,000 (2019 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Swamp Creek RD over Swamp Creek built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 2008.

What condition is Swamp Creek RD over Swamp 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 July 2024.

How much traffic does Swamp Creek RD over Swamp Creek carry?

About 351 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Swamp Creek RD over Swamp Creek?

The structure is 52 ft (15.9 m) long with a longest span of 46 ft (14 m) and a deck 16 ft wide.

Who owns Swamp Creek RD over Swamp Creek?

It is owned by the County Highway Agency.