US Bridges

CO RD 608 over I-59

Fair

DeKalb County, Alabama · CR 608 Ovp. Mm 227.7 · Structure no. 006770

Built
1960
65 years old
Condition
Fair
inspected March 2024
Type
Tee Beam
Concrete Continuous
Length
265 ft
4 main spans
Daily traffic
1,220
2022 count
Owner
State
State Highway Agency

About this bridge

CO RD 608 over I-59 is a concrete continuous tee beam carrying CO RD 608 over I-59 in DeKalb County, Alabama. It was built in 1960, so it is 65 years old, older than the Alabama average of 51.1 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 1,220 vehicles a day, roughly 2% of them trucks, projected to reach 1,708 by 2042. The structure is 265 ft (80.8 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCO RD 608
CrossesI-59
LocationCR 608 Ovp. Mm 227.7
RouteCounty Highway 608
CountyDeKalb County
StateAlabama
Coordinates34.55067, -85.67962
Functional classRural 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating43.7 US tons
Inventory rating28.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length265 ft (80.8 m)
Longest span73 ft (22.3 m)
Deck width29 ft (8.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,220 (2022)
Projected traffic1,708 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.9 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was CO RD 608 over I-59 built?

It was built in 1960, making it 65 years old in 2025.

What condition is CO RD 608 over I-59 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 March 2024.

How much traffic does CO RD 608 over I-59 carry?

About 1,220 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is CO RD 608 over I-59?

The structure is 265 ft (80.8 m) long with a longest span of 73 ft (22.3 m) and a deck 29 ft wide.

Who owns CO RD 608 over I-59?

It is owned by the State Highway Agency.