US Bridges

Water Works Road over Rock Run

Poor

Chester County, Pennsylvania · Coatesville Reser. 28E1 · Structure no. 000000000010586

Built
1973
52 years old
Condition
Poor
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
36 ft
1 main span
Daily traffic
833
2024 count
Owner
State
State Highway Agency

About this bridge

Water Works Road over Rock Run is a prestressed concrete box beam or girders - multiple carrying Water Works Road over Rock Run in Chester County, Pennsylvania. It was built in 1973, so it is 52 years old, younger 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 833 vehicles a day, roughly 1% of them trucks, projected to reach 1,253 by 2032. The structure is 36 ft (11 m) long and 48 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesWater Works Road
CrossesRock Run
LocationCoatesville Reser. 28E1
RouteState Highway 0
Coordinates40.00589, -75.85255
Functional classUrban 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating89.9 US tons
Inventory rating48 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length36 ft (11 m)
Longest span33 ft (10.1 m)
Deck width48 ft (14.6 m)
Roadway width45 ft (13.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic833 (2024)
Projected traffic1,253 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$231,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Water Works Road over Rock Run built?

It was built in 1973, making it 52 years old in 2025.

What condition is Water Works Road over Rock 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 August 2024.

How much traffic does Water Works Road over Rock Run carry?

About 833 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Water Works Road over Rock Run?

The structure is 36 ft (11 m) long with a longest span of 33 ft (10.1 m) and a deck 48 ft wide.

Who owns Water Works Road over Rock Run?

It is owned by the State Highway Agency.