US Bridges

Waterloo Road over Darby Creek

Poor

Chester County, Pennsylvania · South of Devon 24H12 · Structure no. 000000000010404

Built
1908
117 years old
Condition
Poor
inspected April 2023
Type
Arch - Deck
Concrete
Length
52 ft
1 main span
Daily traffic
5,415
2024 count
Owner
State
State Highway Agency

About this bridge

Waterloo Road over Darby Creek is a concrete arch - deck carrying Waterloo Road over Darby Creek in Chester County, Pennsylvania. It was built in 1908, so it is 117 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 5,415 vehicles a day, roughly 3% of them trucks, projected to reach 4,993 by 2032. The structure is 52 ft (15.8 m) long and 20 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesWaterloo Road
CrossesDarby Creek
LocationSouth of Devon 24H12
RouteState Highway 0
CountyChester County
StatePennsylvania
Coordinates40.02269, -75.42172
Functional classUrban Collector

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
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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating27 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 15
Structure length52 ft (15.8 m)
Longest span50 ft (15.2 m)
Deck width20 ft (6.2 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,415 (2024)
Projected traffic4,993 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$144,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Waterloo Road over Darby Creek built?

It was built in 1908, making it 117 years old in 2025.

What condition is Waterloo Road over Darby 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 April 2023.

How much traffic does Waterloo Road over Darby Creek carry?

About 5,415 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Waterloo Road over Darby Creek?

The structure is 52 ft (15.8 m) long with a longest span of 50 ft (15.2 m) and a deck 20 ft wide.

Who owns Waterloo Road over Darby Creek?

It is owned by the State Highway Agency.