2022 Manitoba Workplace Safety and Health Act and Regulation

Extraction of piles
24.8
An employer must ensure that a pile may only be extracted by the use
of a device approved by a professional engineer.
Crane boom inspection
24.9(1) An employer must ensure that a crane boom used for driving piles
with a vibratory hammer is inspected and certified by a professional
engineer as safe for continued use
(a) at intervals of not more than 600 operating hours while it is in
use; and
(b) when not in use, before being returned to hoisting service.
24.9(2) An employer must ensure that a crane boom with a vibratory pile
extractor is inspected and certified by a professional engineer as safe
for continued use
(a) at intervals of not more that 200 operating hours while it is in
use; and
(b) when not in use, before being returned to hoisting service.
24.9(3) An employer must ensure that a crane boom used for dynamic
compaction is inspected and certified by a professional engineer as
safe for continued use
(a) at intervals of not more than 200 operating hours while it is in
use; and
(b) before it is returned to hoisting service.

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Workplace Safety And Health Regulation
226
Definitions
24.10
The following definitions apply in this Part.
 “lead” 
means a wood or steel frame with one or two parallel
members for guiding the hammer or piles in the correct
alignment. (« jumelles »)
“pile” means a slender deep foundation unit made of materials
or a combination of materials such as wood, steel or concrete,
which is pre- manufactured and placed by driving, jacking or
screwing. (« pieu »)

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Workplace Safety And Health Regulation
227