The machinery used in the construction of arch roof truss of grain reserve depot in Xianyang as well as operation key points are introduced.

• 介绍了咸阳市粮食储备库拱板屋架的施工机具设备以及操作要点,探讨了拱板在屋面预制施工中的关键环节,并提出了操作要点,保证了工程的施工质量。