US Bridges

CR 78/4 over Branch of Sixteenmile CR

Fair

Mason County, West Virginia · 0.58 MI N of CR 37/4 · Structure no. 00000000027A055

Built
1977
48 years old
Condition
Fair
inspected August 2023
Type
Slab
Prestressed Concrete
Length
23 ft
1 main span
Daily traffic
10
2022 count
Owner
State
State Highway Agency

About this bridge

CR 78/4 over Branch of Sixteenmile CR is a prestressed concrete slab carrying CR 78/4 over Branch of Sixteenmile CR in Mason County, West Virginia. It was built in 1977, so it is 48 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 6 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 10 vehicles a day, roughly 6% of them trucks, projected to reach 14 by 2042. The structure is 23 ft (6.9 m) long and 16 ft wide.

CarriesCR 78/4
CrossesBranch of Sixteenmile CR
Location0.58 MI N of CR 37/4
RouteCounty Highway 784
Coordinates38.65555, -82.02983
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating79 US tons
Inventory rating47 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length23 ft (6.9 m)
Longest span20 ft (6.1 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2022)
Projected traffic14 by 2042
Trucks6%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 78/4 over Branch of Sixteenmile CR built?

It was built in 1977, making it 48 years old in 2025.

What condition is CR 78/4 over Branch of Sixteenmile CR 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 August 2023.

How much traffic does CR 78/4 over Branch of Sixteenmile CR carry?

About 10 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is CR 78/4 over Branch of Sixteenmile CR?

The structure is 23 ft (6.9 m) long with a longest span of 20 ft (6.1 m) and a deck 16 ft wide.

Who owns CR 78/4 over Branch of Sixteenmile CR?

It is owned by the State Highway Agency.