US Bridges

CR 18 over Aldridge Branch

Fair

Logan County, West Virginia · 0.16 MI North of CR 9/3 · Structure no. 00000000023A085

Built
1911
114 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
37 ft
1 main span
Daily traffic
1,500
2023 count
Owner
State
State Highway Agency

About this bridge

CR 18 over Aldridge Branch is a steel stringer/multi-beam or girder carrying CR 18 over Aldridge Branch in Logan County, West Virginia. It was built in 1911, so it is 114 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 1,500 vehicles a day, roughly 6% of them trucks, projected to reach 1,575 by 2043. The structure is 37 ft (11.4 m) long and 33 ft wide.

Location

Open in Google Maps
CarriesCR 18
CrossesAldridge Branch
Location0.16 MI North of CR 9/3
RouteCounty Highway 1800
CountyLogan County
StateWest Virginia
Coordinates37.83105, -82.04171
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating70 US tons
Inventory rating42 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length37 ft (11.4 m)
Longest span34 ft (10.3 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2023)
Projected traffic1,575 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$65,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 18 over Aldridge Branch built?

It was built in 1911, making it 114 years old in 2025.

What condition is CR 18 over Aldridge Branch 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 September 2024.

How much traffic does CR 18 over Aldridge Branch carry?

About 1,500 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is CR 18 over Aldridge Branch?

The structure is 37 ft (11.4 m) long with a longest span of 34 ft (10.3 m) and a deck 33 ft wide.

Who owns CR 18 over Aldridge Branch?

It is owned by the State Highway Agency.