US Bridges

Us. 33 & Wv. 55 over Isner Creek

Poor

Randolph County, West Virginia · 0.08 Mi. W. of Cr. 5/7 · Structure no. 00000000042A073

Built
1939
86 years old
Condition
Poor
inspected April 2024
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
3,800
2022 count
Owner
State
State Highway Agency

About this bridge

Us. 33 & Wv. 55 over Isner Creek is a concrete slab carrying Us. 33 & Wv. 55 over Isner Creek in Randolph County, West Virginia. It was built in 1939, so it is 86 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 poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 3,800 vehicles a day, roughly 11% of them trucks, projected to reach 3,990 by 2042. The structure is 23 ft (7.1 m) long and 45 ft wide.

CarriesUs. 33 & Wv. 55
CrossesIsner Creek
Location0.08 Mi. W. of Cr. 5/7
RouteU.S. Route 3300
Coordinates38.91138, -79.82232
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

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.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.9 US tons
Inventory rating28 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length23 ft (7.1 m)
Longest span20 ft (6.1 m)
Deck width45 ft (13.7 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,800 (2022)
Projected traffic3,990 by 2042
Trucks11%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.1 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Us. 33 & Wv. 55 over Isner Creek built?

It was built in 1939, making it 86 years old in 2025.

What condition is Us. 33 & Wv. 55 over Isner Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does Us. 33 & Wv. 55 over Isner Creek carry?

About 3,800 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is Us. 33 & Wv. 55 over Isner Creek?

The structure is 23 ft (7.1 m) long with a longest span of 20 ft (6.1 m) and a deck 45 ft wide.

Who owns Us. 33 & Wv. 55 over Isner Creek?

It is owned by the State Highway Agency.