1, suitable for mobile ladder Height 4 meters below the work to be completed within a short time, before using a ladder to check first.

2, ladder rung spacing is generally 30 cm, angle of 60 degrees with the ground, the top and structures by prison, the bottom should be anti-slip.

3. Ladders should be sturdy hinges limit the opening of the zipper.

4, is strictly prohibited both work on the same ladder, the ladder can not take a long or booster usable up to two tranches can not stand people.

5, when the ladder firmly set aside shall be set up special support or fixture with a rope ladder and fastened.

6, it was forbidden to move the ladder when the ladder.

7, must be placed in front of use, to be taken to prevent the door suddenly opened measures.

8, up and down the ladder, the hands do not take anything, and hinder his hands grasp the ladder.

9, the use of a ladder leaning on a scaffold, it must be fastened, the user should wear seat belts.

10, must not be used as a ladder skids, support, table, or other purposes, can only be used for climbing with.

11, welding, metal ladders should not be used closer to any wires or electrical maintenance time.

12, or on the channel if the ladder must be placed in the door, you should set up a channel around the door or fence or set guardian.

13, when working on a ladder to face the ladder, ladder back, or if, in some cases, you should use seat belts.

14, power cord, wire, belts and other non-spanning ladder.

15, such as a ladder long enough and when you need to use two ladders connections shall be tight contact with the metal clip, or tied with wire firmly connected.

16, before the work should be firmly placed the ladder, do not shake or tilt it over. When using a ladder on a concrete or smooth rocky ground, shall the lower end of the ladder with a rope tied fixtures (when conditions can be placed rubber sleeve or blanket at its lower end).

17, in the wood or mud, using a ladder, its lower end fitted with a pointed metal objects, or the lower end of the ladder with a rope tied fixtures.

18, used a ladder leaning on the tube, the upper end of a hook or rope should be tied.

19, to ban the erection of the wooden ladders and other unstable support or easy to use sliding objects.

20, should work on a ladder using a tool bag; object applying rope passes, are not allowed to throw another delivery from the ladder or down the ladder.

21, in the vicinity of the rotation using a ladder, in order to avoid mechanical moving parts of the clothes suddenly Juanzhu staff should rotate between some of the temporary settings sheet or metal mesh fencing ladder and machinery.

22 ban on suspended scaffolding ladders take place to work.