Ladder operation and maintenance

1.Routine visual inspection must be carried out before 1 ladder use. Make sure the ladder structure is solid and reliable, the above does not prevent the person standing accumulation of dirt, grease or paint. Found fracture, it must be placed after repair when missing documents or other defects that could affect the safe use may be used.

2. Zhuti foot of the ladder must be bundled with rubber bands bump slot (such as car tire), to increase its frictional resistance. Ladder foot of the ladder because of itself has a certain inclination, we must remain parallel to the ground surface and the ladder feet.

3 Place the ladder follow the "four point contact" principle: To make sure both armrests are top of the ladder firmly rely on a solid wall, and two ladder legs must firmly support the hard, level basis ( You can not be placed on the box or block), if possible by a fixed ladder fulcrum Protection.

4 ladder shall be placed as far away from windows, corner or openings. If you must work in the vicinity of the above-mentioned area, should be set up barricades or warning signs in the vicinity. Make sure the ladder is no heat source nearby and moisture. Ladders shall not be stacked under and around the debris.

5 ladder working angle to 75 ° ± 5 ° is appropriate, namely by foot of the ladder and the vertical wall distance and ladder length ratio of 1: 4. Crosspiece (pedal) up and down the pitch to 30cm is appropriate, without missing files.

6 standing height (working plane) does not exceed a third of top-down ladder rungs. Be sure to pay attention to the top of the ladder up to the point at least one meter higher than the highest point you need to stand.

7 If field conditions permit, to live at the top of the ladder with a foam pad or a soft cloth, or the top of the ladder with a rope fixed to the pivot, sliding ladder to prevent and protect the wall.

8 Working with the ladder of appropriate length. Do not tie the two short ladder then use the growth ladder.

9 Before climbing the ladder, should confirm your pocket without any knives, scissors or other pointed tool.

10 job allows only one person up and down the ladder, and must face the ladder up and down the ladder, can not hand artifacts. Utensils should be placed in the shoulder bag, or fixed in the human body, when carrying heavy objects using appropriate methods should lift.

11 boarding ladder always follow the "three point contact" principle: that must have at least one leg with both hands or both feet with one hand while touching the ladder. Up and down slowly, first to climb a rung (pedal).

Must grip the rungs 12 Zhuti board, handrails on both sides should seize the ladder, unable to hold back time to avoid slipping.

13 When working on a ladder, body weight should be maintained between the two armrests for balance. Also you can not climb a ladder from a ladder.

After 14 to maintain a balance on a ladder, do not use excessive force to push scraper or other tools.

15 work on a ladder, always wear rubber sole or other types of non-slip shoes.

16 dizziness when workers on the ladder, the bottom must inform assistants, his hands holding the ladder, upright body, slowly climbed down from the ladder on the ladder after a rest.

2.0 outdoor job ladder safety requirements

2.1 avoid wind or rain in five or more, snowy weather to work.

2.2 The ladder must be placed on a solid flat surface, at the foot of the ladder should be laid plywood, to ensure a safe footing.

The cold season when the outdoor temperature is low 2.3, it must ensure that there is no foothold ground icing.

2.4 hot season when the outdoor temperature is higher, not a long work on a ladder, must be properly rest and avoid heat stroke job.

3.0 Maintenance

3.1 There shall be no danger of placing a ladder fall mix. When not in use must be placed horizontally to avoid the vicinity of the dumping injured personnel.

3.2 Ladders should not be placed outside the store, it should be placed in a dry and ventilated area.

3.3 found the fracture, when the lack of documents or other defects that could affect the safe use, and must be repaired. If you can not repair it must be scrapped immediately.

3.4 avoid repair existing or create a new ladder ladder in the work area, nor will the temporary maintenance ladder.

3.5 must pay attention to the repaired ladder on safety performance may be weakened, not paint a ladder to prevent the ladder cover surface cracks or other damage issues.