US Bridges

I 79 SB over Whiteday Crk & CR 73/01_

Poor

Monongalia County, West Virginia · 3.28 MI South CO Rt 77 · Structure no. 00000000031A160

Built
1969
56 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
497 ft
1 main span
Daily traffic
15,800
2022 count
Owner
State
State Highway Agency

About this bridge

I 79 SB over Whiteday Crk & CR 73/01_ is a steel continuous stringer/multi-beam or girder carrying I 79 SB over Whiteday Crk & CR 73/01_ in Monongalia County, West Virginia. It was built in 1969, so it is 56 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.

It carries about 15,800 vehicles a day, roughly 16% of them trucks, projected to reach 22,595 by 2041. The structure is 497 ft (151.6 m) long and 37 ft wide.

CarriesI 79 SB
CrossesWhiteday Crk & CR 73/01_
Location3.28 MI South CO Rt 77
RouteInterstate 7900
Coordinates39.51991, -80.0417
Functional classRural Principal Arterial - Interstate

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.
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 protection9 ExcellentNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating63.9 US tons
Inventory rating38 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1 (+4 approach)
Design loadHS 20
Structure length497 ft (151.6 m)
Longest span128 ft (39 m)
Deck width37 ft (11.2 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,800 (2022)
Projected traffic22,595 by 2041
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed—
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 proposedDeck replacement with only incidental widening
Estimated improvement cost$4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I 79 SB over Whiteday Crk & CR 73/01_ built?

It was built in 1969, making it 56 years old in 2025.

What condition is I 79 SB over Whiteday Crk & CR 73/01_ 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 May 2024.

How much traffic does I 79 SB over Whiteday Crk & CR 73/01_ carry?

About 15,800 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is I 79 SB over Whiteday Crk & CR 73/01_?

The structure is 497 ft (151.6 m) long with a longest span of 128 ft (39 m) and a deck 37 ft wide.

Who owns I 79 SB over Whiteday Crk & CR 73/01_?

It is owned by the State Highway Agency.