The Crawlerway is a 130-foot-wide double pathway at the Kennedy Space Center in Florida. It runs between the Vehicle Assembly Building and the two launch pads at Launch Complex 39. It has a length of 3.4 and 4.2 miles to Pad 39A and Pad 39B, respectively. A seven-foot bed of stones lies beneath a layer of asphalt and a surface made of Alabama river r…The Crawlerway is a 130-foot-wide double pathway at the Kennedy Space Center in Florida. It runs between the Vehicle Assembly Building and the two launch pads at Launch Complex 39. It has a length of 3.4 and 4.2 miles to Pad 39A and Pad 39B, respectively. A seven-foot bed of stones lies beneath a layer of asphalt and a surface made of Alabama river rocks.