Alex Jones writes.
Bridge in Upper Frederick Township is a historic stone arch bridge located at Fagleysville in Upper Frederick Township , Montgomery County , Pennsylvania .. Fagleysville. Fagleysville, Pennsylvania. stone arch. stone arch. Upper Frederick Township. Upper Frederick Township, Montgomery County, Pennsylvania. The bridge was built in 1854 .. It has three 20 ft spans with an overall length of 125 ft. The bridge crosses Swamp Creek .. Swamp Creek. Swamp Creek ( Pennsylvania ). It was listed on the National Register of Historic Places in 1988 .. National Register of Historic Places. National Register of Historic Places