US Bridges

SR 0018 over Chartiers Creek

Poor

Washington County, Pennsylvania · South Franklin Township · Structure no. 000000000034312

Built
1950
75 years old
Condition
Poor
inspected November 2023
Type
Tee Beam
Concrete
Length
43 ft
1 main span
Daily traffic
6,711
2024 count
Owner
State
State Highway Agency

About this bridge

SR 0018 over Chartiers Creek is a concrete tee beam carrying SR 0018 over Chartiers Creek in Washington County, Pennsylvania. It was built in 1950, so it is 75 years old, older than the Pennsylvania average of 54.8 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 6,711 vehicles a day, roughly 5% of them trucks, projected to reach 9,509 by 2032. The structure is 43 ft (13.1 m) long and 35 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSR 0018
CrossesChartiers Creek
LocationSouth Franklin Township
RouteState Highway 18
Coordinates40.13102, -80.28484
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be 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 rating53 US tons
Inventory rating31 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span40 ft (12.2 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,711 (2024)
Projected traffic9,509 by 2032
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
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 SR 0018 over Chartiers Creek built?

It was built in 1950, making it 75 years old in 2025.

What condition is SR 0018 over Chartiers 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 November 2023.

How much traffic does SR 0018 over Chartiers Creek carry?

About 6,711 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is SR 0018 over Chartiers Creek?

The structure is 43 ft (13.1 m) long with a longest span of 40 ft (12.2 m) and a deck 35 ft wide.

Who owns SR 0018 over Chartiers Creek?

It is owned by the State Highway Agency.