US Bridges

Chalfont Drive over Byberry Creek

Fair

Philadelphia County, Pennsylvania · W of Waldemire DR 20B01 · Structure no. 000000000039197

Built
1965
60 years old
Condition
Fair
inspected August 2022
Type
Tee Beam
Concrete
Length
41 ft
1 main span
Daily traffic
5,000
1982 count
Owner
City
City or Municipal Highway Agency

About this bridge

Chalfont Drive over Byberry Creek is a concrete tee beam carrying Chalfont Drive over Byberry Creek in Philadelphia County, Pennsylvania. It was built in 1965, so it is 60 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 5,000 vehicles a day, projected to reach 7,000 by 2002. The structure is 41 ft (12.5 m) long and 54 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesChalfont Drive
CrossesByberry Creek
LocationW of Waldemire DR 20B01
RouteCity Street 0
CountyPhiladelphia County
StatePennsylvania
Coordinates40.08237, -74.98253
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52 US tons
Inventory rating31 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length41 ft (12.5 m)
Longest span41 ft (12.5 m)
Deck width54 ft (16.6 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (1982)
Projected traffic7,000 by 2002
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$489,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Chalfont Drive over Byberry Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is Chalfont Drive over Byberry Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2022.

How much traffic does Chalfont Drive over Byberry Creek carry?

About 5,000 vehicles per day (1982 count).

How long is Chalfont Drive over Byberry Creek?

The structure is 41 ft (12.5 m) long with a longest span of 41 ft (12.5 m) and a deck 54 ft wide.

Who owns Chalfont Drive over Byberry Creek?

It is owned by the City or Municipal Highway Agency.