Lifting 720 Tons: Inside Zoomlion’s Record-Breaking Crane

Lifting 720 Tons: Inside Zoomlion’s Record-Breaking Crane

M
Machines and Life
1 Video View·Mar 2, 2026  #machine #Equipment #HeavyMachinery

Building the world’s most ambitious bridges requires more than just raw power—it requires a machine that can defy the laws of physics. In this deep dive, we explore the Zoomlion R20000-720, a record breaking tower crane, and the revolutionary technology keeping it upright.

On the Ma'anshan Yangtze River Bridge, engineers face a lethal combination of 720-metric ton steel segments and unpredictable high-altitude winds. A standard crane would buckle under these torsional stresses, but the R20000-720 uses a "moving counterweight" system to shift its center of gravity in real-time.

#machine #Equipment #HeavyMachinery