US Bridges

Road 1909 over Drainage Ditch

Good

Hawkins County, Tennessee · East of Acid Plant · Structure no. DAPAMCHOL000019

Built
1990
35 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
37 ft
1 main span
Daily traffic
50
2016 count
Owner
Federal
Army

About this bridge

Road 1909 over Drainage Ditch is a prestressed concrete stringer/multi-beam or girder carrying Road 1909 over Drainage Ditch in Hawkins County, Tennessee. It was built in 1990, so it is 35 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 99% of them trucks, projected to reach 75 by 2046. The structure is 37 ft (11.3 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoad 1909
CrossesDrainage Ditch
LocationEast of Acid Plant
Coordinates36.53605, -82.63734
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating42.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span34 ft (10.3 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2016)
Projected traffic75 by 2046
Trucks99%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerArmy
Maintained byArmy
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$19,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Road 1909 over Drainage Ditch built?

It was built in 1990, making it 35 years old in 2025.

What condition is Road 1909 over Drainage Ditch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does Road 1909 over Drainage Ditch carry?

About 50 vehicles per day (2016 count), of which roughly 99% are trucks.

How long is Road 1909 over Drainage Ditch?

The structure is 37 ft (11.3 m) long with a longest span of 34 ft (10.3 m) and a deck 30 ft wide.

Who owns Road 1909 over Drainage Ditch?

It is owned by the Army.