US Bridges

Birch Street over East Branch Red Clay Cr.

Poor

Chester County, Pennsylvania · Kennett Square 47F06 · Structure no. 000000000010481

Built
1926
99 years old
Condition
Poor
inspected August 2024
Type
Slab
Concrete Continuous
Length
49 ft
2 main spans
Daily traffic
1,777
2024 count
Owner
State
State Highway Agency

About this bridge

Birch Street over East Branch Red Clay Cr. is a concrete continuous slab carrying Birch Street over East Branch Red Clay Cr. in Chester County, Pennsylvania. It was built in 1926, so it is 99 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 1,777 vehicles a day, roughly 7% of them trucks, projected to reach 2,761 by 2032. The structure is 49 ft (14.9 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBirch Street
CrossesEast Branch Red Clay Cr.
LocationKennett Square 47F06
RouteState Highway 0
Coordinates39.84196, -75.70711
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length49 ft (14.9 m)
Longest span20 ft (6.1 m)
Deck width47 ft (14.3 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,777 (2024)
Projected traffic2,761 by 2032
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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$612,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Birch Street over East Branch Red Clay Cr. built?

It was built in 1926, making it 99 years old in 2025.

What condition is Birch Street over East Branch Red Clay Cr. 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 Birch Street over East Branch Red Clay Cr. carry?

About 1,777 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Birch Street over East Branch Red Clay Cr.?

The structure is 49 ft (14.9 m) long with a longest span of 20 ft (6.1 m) and a deck 47 ft wide.

Who owns Birch Street over East Branch Red Clay Cr.?

It is owned by the State Highway Agency.