US Bridges

West King Street over Conococheague Creek

Fair

Franklin County, Pennsylvania · 750 Ft N of US 30 · Structure no. 000000000017743

Built
1828
197 years old, rebuilt 1907
Condition
Fair
inspected April 2023
Type
Arch - Deck
Masonry
Length
59 ft
1 main span
Daily traffic
3,700
2017 count
Owner
County
County Highway Agency

About this bridge

West King Street over Conococheague Creek is a masonry arch - deck carrying West King Street over Conococheague Creek in Franklin County, Pennsylvania. It was built in 1828 and reconstructed in 1907, so it is 197 years old, older than the Pennsylvania average of 54.8 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 3,700 vehicles a day, projected to reach 4,500 by 2037. The structure is 59 ft (18 m) long and 46 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesWest King Street
CrossesConococheague Creek
Location750 Ft N of US 30
RouteCity Street 0
CountyFranklin County
StatePennsylvania
Coordinates39.93932, -77.66278
Functional classUrban 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
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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating36 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckNot applicable
Main spans1
Design loadUnknown
Structure length59 ft (18 m)
Longest span59 ft (18 m)
Deck width46 ft (13.9 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,700 (2017)
Projected traffic4,500 by 2037
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 West King Street over Conococheague Creek built?

It was built in 1828, making it 197 years old in 2025. It was reconstructed in 1907.

What condition is West King Street over Conococheague Creek 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 April 2023.

How much traffic does West King Street over Conococheague Creek carry?

About 3,700 vehicles per day (2017 count).

How long is West King Street over Conococheague Creek?

The structure is 59 ft (18 m) long with a longest span of 59 ft (18 m) and a deck 46 ft wide.

Who owns West King Street over Conococheague Creek?

It is owned by the County Highway Agency.