Interstate 78 West

Northampton / Lehigh Counties
Berks / Lebanon Counties

Northampton / Lehigh Counties

West

Interstate 78 crosses the Delaware River over a toll bridge into Williams township.
08/04/07

08/04/07

10/01/05

Tolls are collected along Interstate 78 westbound from Alpha, New Jersey.
08/04/07

Interstate 78 runs along the south side of Easton. Exit 75 joins the freeway with Philadelphia Road (SR 2005) north into the city.
10/01/05

08/04/07

PA 611 (Lackawanna Trail) straddles the Delaware River north into Easton and south to Kintersville. SR 2005 links I-78 with PA 611 north from Exit 75 along Philadelphia Road, St. John Street and Smith Avenue.
08/04/07

08/04/07

The Pennsylvania welcome center / Williams Rest Area lies just beyond the toll collection point.
08/04/07

10/01/05

09/01/05

Paralleling the Lehigh River, I-78 curves southward through the borough of Glendon.
09/01/05

10/01/05

PA 33 constitutes a limited access highway joining the Lehigh Valley with Stroudsburg and Interstate 80 to the Pocono Mountains.
09/01/05

09/01/05

08/04/07

10/01/05

A viaduct takes Interstate 78 west across Silvex Road, Saucon Creek and Saucon Park beyond PA 412 (Hellertown Road).
04/23/04

04/23/04

Interstate 78 enters Lehigh County ahead of the first of five exits for the city of Allentown.
08/04/07

Interstate 78 overtakes the original PA 309 freeway from Exit 60A to Exit 53.
04/23/04

PA 145 extends north from PA 309 along Pike Avenue to S 4th Street toward the Allentown city center.
04/23/04

PA 309 travels south from Allentown to Quakertown, Montgomeryville and Fort Washington.
04/23/04

04/23/04

Heading 34 miles south from Exit 60A to Interstate 276 (Pennsylvania Turnpike) at Fort Washington, PA 309 varies between a four to six lane arterial and limited access highway.
04/23/04

PA 309 represents a major corridor between Allentown-Bethelehem and the north Philadelphia suburbs including Sellersville, Hatfield and Ambler.
08/04/07

West

10/01/05

A half diamond interchange (Exit 59) joins W Rock Road and PA 145 (Pike Avenue) with I-78 west / PA 309 north ahead of this shield assembly.
10/01/05

I-78/PA 309 descend by South Mountain Park to the loop ramp (Exit 58) for Emmaus Avenue (SR 2002) south to the borough of Emmaus.
10/01/05

09/27/09

A six ramp parclo interchange (Exit 57) connects I-78/PA 309 with Lehigh Street (SR 2005) by Allentown Queen City Municipal Airport (XLL) in south Allentown.
09/27/09

09/27/09

I-78/PA 309 advance west to meet the north end of PA 29 at Cedar Crest Boulevard and Exit 55.
09/27/09

10/01/05

I-78/PA 309 cross Little Lehigh Park ahead of the parclo A2 interchange (Exit 55) with PA 29 south and Cedar Crest Boulevard (SR 1019) north to Dorneyville.
09/27/09

The southern leg of PA 29 travels from I-78/PA 309 to Emmaus, Pennsburg, Phoenixville and U.S. 30 at Malvern. The northern section connects Nanticoke, Tunkhannock and Montrose.
09/27/09

The ensuing exits are for PA 222 north to Dorney Park & Wildwater Kingdom and U.S. 222 south to Kutztown and Reading.
09/27/09

The north end of U.S. 222 is the six ramp parclo interchange (Exit 54) with I-78/PA 309 at Hamilton Boulevard in South Whitehall township.
09/27/09

09/27/09

PA 309 branches north from I-78 west just beyond U.S. 222. The freeway links I-78 with U.S. 22 (Lehigh Valley Thruway) west to the Pennsylvania Turnpike Northeastern Extension (I-476).
09/27/09

Exit 54B departs I-78/PA 309 west at the Hillview Road overpass. Signed incorrectly as U.S. 222, Hamilton Boulevard continues east as PA 222 into the city of Allentown. PA 222 follows the former alignment of U.S. 222 to PA 145 in Downtown.
09/27/09

U.S. 222 leads west from Exit 54A to Wescosville, Trexlertown and Breinigsville in the western suburbs of Allentown. The route overall continues southwest to Lancaster and Conowingo, Maryland.
09/27/09