In order to stiffen floor joists and add to their strength, it is normal in Britain to fix strutting between hem at regular intervals. This can either be solid strutting, the most effective, or herringbone strutting as shown in Fig. 8.

• 在英国,为了加固楼板的支承梁并加强其强度,通常在楼板梁之间安装一定间隔的剪刀撑。既可以用最有效的坚固支撑物,也可以用人字形剪刀撑,如图8所示。