US Bridges

Brooks ST Ramp Gh over Brooks & Smith ST & Knwa

Fair

Kanawha County, West Virginia · 1.57 MI E of US 60 · Structure no. 00000000020A414

Built
1975
50 years old
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Single or Spread
Steel Continuous
Length
925 ft
7 main spans
Daily traffic
8,869
2017 count
Owner
State
State Highway Agency

About this bridge

Brooks ST Ramp Gh over Brooks & Smith ST & Knwa is a steel continuous box beam or girders - single or spread carrying Brooks ST Ramp Gh over Brooks & Smith ST & Knwa in Kanawha County, West Virginia. It was built in 1975, so it is 50 years old, older than the West Virginia average of 44.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 8,869 vehicles a day, roughly 21% of them trucks, projected to reach 9,756 by 2037. The structure is 925 ft (281.8 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesBrooks ST Ramp Gh
CrossesBrooks & Smith ST & Knwa
Location1.57 MI E of US 60
RouteInterstate 7700
Coordinates38.35063, -81.62449
Functional classUrban Principal Arterial - Interstate

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating41 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans7 (+1 approach)
Design loadHS 20 + Mod
Structure length925 ft (281.8 m)
Longest span143 ft (43.6 m)
Deck width25 ft (7.5 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,869 (2017)
Projected traffic9,756 by 2037
Trucks21%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Brooks ST Ramp Gh over Brooks & Smith ST & Knwa built?

It was built in 1975, making it 50 years old in 2025.

What condition is Brooks ST Ramp Gh over Brooks & Smith ST & Knwa 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 May 2024.

How much traffic does Brooks ST Ramp Gh over Brooks & Smith ST & Knwa carry?

About 8,869 vehicles per day (2017 count), of which roughly 21% are trucks.

How long is Brooks ST Ramp Gh over Brooks & Smith ST & Knwa?

The structure is 925 ft (281.8 m) long with a longest span of 143 ft (43.6 m) and a deck 25 ft wide.

Who owns Brooks ST Ramp Gh over Brooks & Smith ST & Knwa?

It is owned by the State Highway Agency.