US Bridges

Harrison CO Rt 24 over Simpson Creek

PoorPosted for load

Harrison County, West Virginia · 0.07 MI North US Rt 50 · Structure no. 00000000017A139

Built
1964
61 years old
Condition
Poor
inspected October 2024
Type
Channel Beam
Concrete
Length
70 ft
2 main spans
Daily traffic
7,300
2019 count
Owner
State
State Highway Agency

About this bridge

Harrison CO Rt 24 over Simpson Creek is a concrete channel beam carrying Harrison CO Rt 24 over Simpson Creek in Harrison County, West Virginia. It was built in 1964, so it is 61 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 4 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. Its operating status is: posted for load restriction.

It carries about 7,300 vehicles a day, roughly 8% of them trucks, projected to reach 10,000 by 2041. The structure is 70 ft (21.4 m) long and 27 ft wide.

CarriesHarrison CO Rt 24
CrossesSimpson Creek
Location0.07 MI North US Rt 50
RouteCounty Highway 2400
Coordinates39.28423, -80.25615
Functional classUrban 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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating23 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length70 ft (21.4 m)
Longest span31 ft (9.3 m)
Deck width27 ft (8.3 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,300 (2019)
Projected traffic10,000 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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$1.5 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Harrison CO Rt 24 over Simpson Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is Harrison CO Rt 24 over Simpson 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 October 2024.

How much traffic does Harrison CO Rt 24 over Simpson Creek carry?

About 7,300 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is Harrison CO Rt 24 over Simpson Creek?

The structure is 70 ft (21.4 m) long with a longest span of 31 ft (9.3 m) and a deck 27 ft wide.

Who owns Harrison CO Rt 24 over Simpson Creek?

It is owned by the State Highway Agency.