This is in response to your letter of july 26 2000 requesting interpretations on the use of aerial lifts to transport workers to and from elevated workstations and the applicability of 1926 453 b 2 iii to scissor lifts.
Scissor lift to access roof.
Aerial lift operations are an integral part any rooftop contracting or maintenance work.
Aerial lift equipment like boom lifts and scissor lifts require a preparation and caution to ensure safe and successful operation.
The persons in the work platform may access a non fragile flat roof with edge protection guard rails and toe boards and protection preventing access to any fragile areas provided that any movements of the work platform do not create additional hazards.
Scissor lifts are helpful for reaching heights and areas that are easier to access.
The wide stair treads 480 mm and larger roof hatch with an opening of 1 000 x 1 500 mm simplify taking materials to upper areas roof.
Cherry pickers have been mentioned but it s the correct type of cp you require.
When using a scissor lift in an elevated position and other methods i e extension ladders are determined to be more hazardous would it be legally permissible to kneel or sit on a small platform i e 211 x 911 scaffold grade plank resting and secured to the midrails of the lift.
We apologize for the lateness of this response.
Scissor lifts move in a straight up and down vertical direction only.
When we conducted a roof replacement in our factory the contractors utilised the scissor lift as a means of accessing the roof and also that they were clipped onto as we knew they would be all over the roof as is the case with your guys we had netting installed within the building.
If you access from the boom lift on the safe side of the warning line you re okay.
Osha has different requirements for fall protection in aerial lifts.
Scissor lifts dear mr.
Scaffold access as stated introduces new possibly more risks from the assembling.
Staying safe on the roof.
If you re accessing from a scissor lift now you should be tied off to the lift when you get up there tie off to your roof anchor point with a double leg lanyard and then untie from your scissor lift.
This is directly from genie an aerial lift manufacturer.
A scissor lift is also enclosed with guardrails but does not articulate like a boom lift does.