US Bridges

Grade Drive over Mill Creek Trib

Fair

Whitfield County, Georgia · In East Dalton · Structure no. 000000031350610

Built
1955
70 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete
Length
37 ft
2 main spans
Daily traffic
832
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Grade Drive over Mill Creek Trib is a concrete culvert carrying Grade Drive over Mill Creek Trib in Whitfield County, Georgia. It was built in 1955, so it is 70 years old, older than the Georgia average of 47.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 832 vehicles a day, roughly 1% of them trucks, projected to reach 2,652 by 2031. The structure is 37 ft (11.3 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesGrade Drive
CrossesMill Creek Trib
LocationIn East Dalton
RouteCity Street 644
StateGeorgia
Coordinates34.77601, -84.94717
Functional classUrban 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
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating26.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length37 ft (11.3 m)
Longest span18 ft (5.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic832 (2024)
Projected traffic2,652 by 2031
Trucks1%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$217,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Grade Drive over Mill Creek Trib built?

It was built in 1955, making it 70 years old in 2025.

What condition is Grade Drive over Mill Creek Trib 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 June 2024.

How much traffic does Grade Drive over Mill Creek Trib carry?

About 832 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Grade Drive over Mill Creek Trib?

The structure is 37 ft (11.3 m) long with a longest span of 18 ft (5.5 m).

Who owns Grade Drive over Mill Creek Trib?

It is owned by the City or Municipal Highway Agency.