Because Chongqing hill is much, original highway traffic is no-go, elevator, staircase became the vehicle of hill of Chongqing person fluctuation. Imperial crown big staircase renown two crossing big staircase, joined two crossing and Chongqing stand, it is one of Chongqing characteristic traffic. Began construction in Feburary 1993, built operation on Feburary 18, 1996, full-length 112 meters, 1.3 meters wide, promote height 52.7 meters, gradient is 30 degrees, every second runs 0.75 meters, whole journey runs 30 seconds 2 minutes, by on, next ladder and reserve ladder in all 3 staircase composition. Every the greatest ability carrying a passenger is 13000 person-time / hour, it is an Asia the seniorest one class promotes sloping field big staircase. Because slope is steep, rate is rapid, proposal drunk wine person, heavy patient of patient of hypertensive patient, acrophobia, madman, danger is not taken. The graph is imperial crown big staircase. The graph is imperial crown big staircase. The graph is imperial crown big staircase. The graph is imperial crown big staircase. The graph is imperial crown big staircase.