Truck heading north along PA 29. Past PA 100, PA 29/PA 100 Truck continue along Chestnut Street through wooded areas with some residential and commercial development. The road curves northeast and heads near homes, with PA 100 Truck splitting to the west to follow Buckeye Road. PA 29 continues past commercial development before it comes to a bridge over Norfolk Southern's Reading Line and curves to the east-northeast near homes and businesses. The road passes under the Pennsylvania Turnpike Northeast Extension (I-476) and heads into the borough of Emmaus, where it is lined with businesses. PA 29 turns northwest onto Cedar Crest Boulevard and passes through residential areas to the southwest of Emmaus High School, heading through a section of Upper Milford Township before becoming the border between Lower Macungie Township to the west and Emmaus to the east and curving to the north. The road fully enters Lower Macungie Township and crosses Little Lehigh Creek, passing through a mix of fields, woods, and homes and running to the west of Lehigh Country Club. PA 29 crosses into Salisbury Township and widens into a four-lane road that passes between Lehigh Valley Hospital–Cedar Crest to the west and an office park to the east. The route becomes a divided highway and comes to an interchange with I-78/PA 309, where the southern section of PA 29 ends and Cedar Crest Boulevard becomes SR 1019, continuing north toward the city of Allentown. Northern section Luzerne County The northern section of PA 29 begins at a trumpet interchange with I-81 south of the borough of Ashley in Hanover Township, Luzerne County, heading west on the South Cross Valley Expressway, a four-lane freeway. The route passes through wooded areas with some nearby development, coming to an interchange with Main Street that provides access to Ashley to the northeast and the borough of Sugar Notch to the southwest. Following this interchange, the freeway heads through a corner of Sugar Notch before crossing back into Hanover Township and passing near several warehouses and some homes. PA 29 reaches a diamond interchange with South Main Street that serves the city of Wilkes-Barre to the northeast and the community of Alden to the southwest. The route bends west-southwest into wooded areas, curving to the northeast as it heads east of the city of Nanticoke. The freeway comes to an interchange with Sans Souci Parkway, which heads west to Nanticoke