US Bridges

SR 4045 over Chartiers Run

PoorPosted for load

Washington County, Pennsylvania · Mount Pleasant Township · Structure no. 000000000035208

Built
1942
83 years old, rebuilt 1956
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
37 ft
1 main span
Daily traffic
1,159
2023 count
Owner
State
State Highway Agency

About this bridge

SR 4045 over Chartiers Run is a steel stringer/multi-beam or girder carrying SR 4045 over Chartiers Run in Washington County, Pennsylvania. It was built in 1942 and reconstructed in 1956, so it is 83 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. Its operating status is: posted for load restriction.

It carries about 1,159 vehicles a day, roughly 9% of them trucks, projected to reach 491 by 2032. The structure is 37 ft (11.3 m) long and 24 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesSR 4045
CrossesChartiers Run
LocationMount Pleasant Township
RouteState Highway 0
Coordinates40.26611, -80.30104
Functional classRural Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34 US tons
Inventory rating20 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length37 ft (11.3 m)
Longest span36 ft (11 m)
Deck width24 ft (7.4 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,159 (2023)
Projected traffic491 by 2032
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$340,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 4045 over Chartiers Run built?

It was built in 1942, making it 83 years old in 2025. It was reconstructed in 1956.

What condition is SR 4045 over Chartiers Run 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 July 2024.

How much traffic does SR 4045 over Chartiers Run carry?

About 1,159 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is SR 4045 over Chartiers Run?

The structure is 37 ft (11.3 m) long with a longest span of 36 ft (11 m) and a deck 24 ft wide.

Who owns SR 4045 over Chartiers Run?

It is owned by the State Highway Agency.