US Bridges

T-596 over Pa Tpk (I-76)

Fair

Lancaster County, Pennsylvania · Clay Twp · Structure no. 000000000021772

Built
1949
76 years old
Condition
Fair
inspected April 2023
Type
Frame
Concrete
Length
98 ft
1 main span
Daily traffic
200
1991 count
Owner
Toll Authority
State Toll Authority

About this bridge

T-596 over Pa Tpk (I-76) is a concrete frame carrying T-596 over Pa Tpk (I-76) in Lancaster County, Pennsylvania. It was built in 1949, so it is 76 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 200 vehicles a day, roughly 9% of them trucks, projected to reach 319 by 2030. The structure is 98 ft (29.9 m) long and 25 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesT-596
CrossesPa Tpk (I-76)
LocationClay Twp
RouteCity Street 0
CountyLancaster County
StatePennsylvania
Coordinates40.23687, -76.27611
Functional classRural 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length98 ft (29.9 m)
Longest span83 ft (25.3 m)
Deck width25 ft (7.6 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (1991)
Projected traffic319 by 2030
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$183,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was T-596 over Pa Tpk (I-76) built?

It was built in 1949, making it 76 years old in 2025.

What condition is T-596 over Pa Tpk (I-76) 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 April 2023.

How much traffic does T-596 over Pa Tpk (I-76) carry?

About 200 vehicles per day (1991 count), of which roughly 9% are trucks.

How long is T-596 over Pa Tpk (I-76)?

The structure is 98 ft (29.9 m) long with a longest span of 83 ft (25.3 m) and a deck 25 ft wide.

Who owns T-596 over Pa Tpk (I-76)?

It is owned by the State Toll Authority.