2. Tower crane technology

2.1 Knowledge requirements

The crane operator needs to know something about the construction and operation of tower cranes, especially the one in use.

• Features :

  • hook height, reach,

  • maximum working load as a function of span, load curves.

• Components :

  • shaft crane frame, rotating at the top :

    • ballast frame, shaft, counter-jib, carriage, hook,

    • slewing mechanisms, cab, boom carrier, jib, counterweights ;

  • ...