US Bridges

Compass Road over Buck Run

PoorPosted for load

Chester County, Pennsylvania · 600 N of RTE 30 3578-B3 · Structure no. 000000000010810

Built
1930
95 years old, rebuilt 1970
Condition
Poor
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
23 ft
1 main span
Daily traffic
600
2015 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Compass Road over Buck Run is a steel stringer/multi-beam or girder carrying Compass Road over Buck Run in Chester County, Pennsylvania. It was built in 1930 and reconstructed in 1970, so it is 95 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 other load-capacity restriction.

It carries about 600 vehicles a day, roughly 2% of them trucks, projected to reach 750 by 2035. The structure is 23 ft (7 m) long and 18 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCompass Road
CrossesBuck Run
Location600 N of RTE 30 3578-B3
RouteCity Street 0
Coordinates39.98433, -75.92609
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length23 ft (7 m)
Longest span21 ft (6.4 m)
Deck width18 ft (5.5 m)
Roadway width14 ft (4.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2015)
Projected traffic750 by 2035
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$107,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Compass Road over Buck Run built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1970.

What condition is Compass Road over Buck 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 January 2024.

How much traffic does Compass Road over Buck Run carry?

About 600 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Compass Road over Buck Run?

The structure is 23 ft (7 m) long with a longest span of 21 ft (6.4 m) and a deck 18 ft wide.

Who owns Compass Road over Buck Run?

It is owned by the Town or Township Highway Agency.