Larger cracks may be caused by more serious problems, such as the grade settling or large tree roots pushing the soil and the concrete upwards. Fortunately, you can fix narrow cracks (and some ...

Video of the incredible winguit flight of American BASE jumper Jeb Corliss who flew through a narrow crack on Mount Jianglang in China One of the most famous BASE jumpers in the world, America's Jeb ...

Crack Width: Wider cracks reduce the percentage of movement which can help the sealant stay bonded better, more so than narrow cracks. Crack Spacing: The wider the spacing between cracks the ...

Corliss jumped out of a helicopter, piloted himself toward Mount Jianlang, and flew through a narrow crack in the face of the mountain at a full speed of 122 miles per hour. The crack was 15-feet ...