Create a detailed safety Check list for Demo work.

Source excerpt

## Dismantling buildings 421 (1) An employer must ensure that if a building or structure is being demolished, - (a) all glass and windows on the exterior walls of the building or structure and adjacent to a public walkway are removed before demolition begins, - (b) if the demolition may affect the stability of an adjoining building or structure, the demolition is carried out in accordance with procedures certified by a professional engineer that safeguard the stability of the adjoining structure, - (c) if tensioned steel cables or bars are known to be in the building or structure, demolition procedures are certified and supervised by a professional engineer, - (d) if there are workers in the building or structure during the demolition, the demolition is performed floor by floor from the top down, - (e) steel structures are dismantled column length by column length and tier by tier, - (f) a structural member that is being removed - (i) is not under stress, other than its own weight, and - (ii) is secured or supported to prevent unintentional movement, and - (g) unless it is being demolished at the time, a wall or other part of the building or structure is not left unstable or in danger of collapsing unintentionally. 421 (2) A person must not allow materials or debris to accumulate in a building or structure being demolished if the accumulation could result in the collapse of a part of the building or structure. ## Building shaft demolitions 422 An employer must ensure that a free-standing scaffold is used in the demolition of a building shaft from the inside of the shaft.

Source excerpt

<!-- image --> Serious injury or death could occur from the demolition of pipes, vessels, tanks or other containers that may contain gas, flammable materials or hazardous chemicals. Do not perform any demolition work on these items until all of their contents have been removed. Follow all regulations for the removal and disposal of these materials. ## NOTICE Using the demolition tool to level the work site or push over standing structures may damage the machine or the demolition tool. Use appropriate equipment to do site preparation or maintenance operations. ## NOTICE To avoid structural damage to the machine, do not break road surfaces by placing the cutting edge of the hydraulic shear on the ground and moving the machine. Be sure that no one is near the work tool to prevent injury. Keep the work tool under control at all times to prevent injury. When a demolition tool is used, all personnel must maintain a minimum distance of 10 m (33 ft). Close all windows. Make sure that all required guards are in place. Wear all required protective equipment. Follow the instructions in the Operation and Maintenance Manual for the work tool. ## Crusher Operation (If Equipped) <!-- image --> Improper operation and maintenance of the crusher could cause personal injury or death. Observe the following procedures for safe operation of the crusher. Consult your Cat dealer for more information on the operation and maintenance of the crusher. Do not operate the host machine with the work tool unless you have read and understood the instructions and warnings in the Operation and Maintenance Manual. Failure to follow the instructions or heed the warnings could result in machine or work tool damage, and/or serious injury or death. Contact your Cat dealer for a replacement manual, if needed. When the crusher is installed on the host machine, always make sure that the protective guarding is in place. Using the crusher in an incorrect manner can damage the machine and/or cau…

Source excerpt

Illustration 447 <!-- image --> g06222800 Demolition work on the roof of a building could lead to serious personal injury if the building were to collapse and the excavator turned over or fell off the roof. The demolition work must be started ONLY AFTER surveying the building for its structural integrity. Illustration 448 <!-- image --> <!-- image --> Crushing work above your head must be avoided because objects can fall and damage the machine. <!-- image --> <!-- image --> Do not perform demolition work at the base of the machine, because the ground could be unstable and cause the machine to fall. <!-- image --> Do not suddenly lower or stop the work tool, otherwise the excavator could turn over.

Source excerpt

## Requirements Applicable to Specific Industries and Activities ## Part 30 Demolition ## Worker in charge - 415 An employer must ensure that a competent worker designated by the employer is in charge of the demolition work at all times while work is in progress. ## Location of equipment - 416 An employer must ensure that temporary offices and tool boxes are outside of the range of falling materials. ## Hazardous substances - 417 Before demolition begins and while demolition work continues, an employer must ensure that - (a) all chemical and biological substances that may be hazardous to workers during demolition are removed from the structure or the part of the structure that is being demolished, and - (b) existing concrete at the work site is not disturbed or removed until any embedded facilities have been isolated or their location marked in accordance with section 447. ## Use of explosives - 418 If a structure is to be demolished using explosives, an employer must ensure that a competent person develops a demolition procedure to protect the health and safety of workers. ## Disconnecting services - 419 An employer must ensure that - (a) all utilities are disconnected before demolition begins, and - (b) written confirmation of the disconnection by the person who disconnects the utilities is available at the work site. ## Materials chute 420 (1) An employer must ensure that a materials chute that is at an angle of more than 45 degrees from the horizontal is totally enclosed. - 420 (2) An employer must ensure that - (a) workers cannot enter an area into which material is dropped, thrown or conveyed by a materials chute, and - (b) conspicuous warning signs in the area advise of the danger.