Basic Electrical Installation Work

| Kategorie: Kniha  |

Strana 178 z 399

Jak získat tento dokument?






Poznámky redaktora
6. 8.05m rungs above the landing place. The use ladders for working above ground level only acceptable for access and work short duration (Work Height Regulations: 2005). ● Take special care when moving loads wrapped grease or bubble-wrap. The ladder should not painted since the paint may hiding defects. Extension ladders should erected the closed position and extended one section time. should straight and firm. All rungs and tie rods should position and there should be no cracks the stiles. Long ladders extension ladders should erected two people as shown Fig. . The ladder should lashed the top and bottom when possible prevent unwanted movement and placed firm and level ground.7. It advisable inspect the ladder before climbing it. One person stands ‘foots’ the ladder, while the other person lifts and walks under the ladder towards the walls.8m length rungs overlap ● Ladder 6. Footing only considered effective for ladders smaller than and manufactured securing devices should always considered. When ladders provide access roof working platform the ladder must extend least 1. Safety First Ladders New Working Height Regulations tell us: ● Ladders are only used for access ● Must only used for work of short duration. Each section should overlap least the number of rungs indicated below: ● Ladder 4. 1 4 75° FIGURE 8. 8. ● Use gloves when manual handling avoid injury from rough or sharp edges.Safe systems working 167 ● Use the manual lifting techniques described above and avoid sud- den jerky movements.0m length rungs overlap.0m length rungs overlap ● Ladder over 6. New Work Height Regulations came into force the April 2005. The angle the ladder the building should the proportion to 1 out 75° shown Fig. Every precaution should taken ensure that the working platform appropriate for the purpose and good condition.6 A correctly erected ladder. ● Never move load over other people walk under suspended load. Short ladders may carried one person resting the ladder the shoulder, but longer ladders should carried two people, one each end, avoid accidents when turning corners. Safe working above ground Working above ground level creates added dangers and slows down the work rate the electrician. LADDERS The term ladder generally taken include step ladders and trestles. When the ladder upright can positioned the correct place, the correct angle and secured before being climbed