772. US 30 continues along the one-way pair, with both directions rejoining at a junction with the northern terminus of PA 41. Past the PA 41 junction, the route is a four-lane divided highway that soon turns into a three-lane road with a center left-turn lane, intersecting the southern terminus of PA 897. The road leaves Gap and turns into a three-lane road two eastbound lanes and one westbound lane as it ascends a hill. Farther east, the route becomes three lanes with a center left-turn lane. US 30 enters Chester County and continues east along Lincoln Highway, passing through the community of Black Horse. The route turns into a four-lane undivided road and comes to an intersection with PA 10 north of the borough of Parkesburg, where it becomes a divided highway. US 30 splits from Lincoln Highway at an eastbound exit and westbound entrance by heading onto a four-lane freeway called the Coatesville Downingtown Bypass, with US 30 Bus. continuing east along Lincoln Highway. The freeway heads east, crossing Buck Run and coming to a westbound exit and eastbound entrance with Airport Road that provides access to Chester County G. O. Carlson Airport. Following this, the route runs east-northeast through a mix of rural areas and suburban development. US 30 heads into the city of Coatesville and crosses the West Branch Brandywine Creek before it comes to a partial cloverleaf interchange with PA 82 that provides access to Coatesville. Past this interchange, the freeway leaves the city limits of Coatesville and passes under PA 340 before reaching an interchange with Reeceville Road. The route curves east-southeast and crosses under PA 340 again before running east and coming to a diamond interchange with PA 340 north of the community of Thorndale. US 30 heads east-northeast and reaches a partial cloverleaf interchange with US 322 that serves the borough of Downingtown. Farther east, the freeway passes over PA 282 and the East Branch Brandywine Creek before it comes to a bridge over the Struble Trail and enters a section of Downingtown, reaching a westbound exit and eastbound entrance with Norwood Road that provides access to PA 282. The route widens to six lanes and heads near suburban development before it comes to an eastbound exit and westbound entrance with PA 113, at which point it leaves the borough limits of Downingtown and narrows back to four lanes. US 30 curves