US Bridges

Denham Road over SR401@78.81N

Good

Turner County, Georgia · 1.4 MI East of Sycamore · Structure no. 000000028750450

Built
2006
19 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
352 ft
4 main spans
Daily traffic
450
2024 count
Owner
State
State Highway Agency

About this bridge

Denham Road over SR401@78.81N is a prestressed concrete stringer/multi-beam or girder carrying Denham Road over SR401@78.81N in Turner County, Georgia. It was built in 2006, so it is 19 years old, younger than the Georgia average of 47.5 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 450 vehicles a day, roughly 1% of them trucks, projected to reach 585 by 2031. The structure is 352 ft (107.3 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesDenham Road
CrossesSR401@78.81N
Location1.4 MI East of Sycamore
RouteCounty Highway 1990
StateGeorgia
Coordinates31.67205, -83.61286
Functional classRural Major Collector

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.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating33 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length352 ft (107.3 m)
Longest span123 ft (37.5 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic450 (2024)
Projected traffic585 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$2.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Denham Road over SR401@78.81N built?

It was built in 2006, making it 19 years old in 2025.

What condition is Denham Road over SR401@78.81N 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 April 2023.

How much traffic does Denham Road over SR401@78.81N carry?

About 450 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Denham Road over SR401@78.81N?

The structure is 352 ft (107.3 m) long with a longest span of 123 ft (37.5 m) and a deck 33 ft wide.

Who owns Denham Road over SR401@78.81N?

It is owned by the State Highway Agency.