Lawzonline.com

 

 

 


 Home>>Bare Acts>>Back to Index

 

 

72. Heat treatment of lifting gears.- The employer shall ensure at a construction site of a building or other construction work that-

(a) all chains other than briddle chains attached to derricks and all rings, hooks, shackles and swivels used in hoisting or lowering of such derricks are effectively annealed under supervision of a competent person and at the following intervals, namely:-

(i) such chains, rings, hooks, shackles and swivels which are not more than twelve and a half millimeter of length are so annealed atleast once in every six months; and

(ii) all other such chains, rings, hooks, shackles and swivels are so annealed atleast once in every twelve months:

Provided that such annealing as referred to in sub-clause (i) and sub-clause (ii) shall not be required if the Inspector, having jurisdiction, after obtaining the approval of the Chief Inspector of Inspections of Building and Construction, Delhi directs that such chains, rings, hooks, shackles and swivels undergo some other treatment and in such cases the treatment directed by such Inspector shall be followed:

Provided further that in case of such chains, rings, hooks, shackles and swivels used solely on such derricks and other hoisting appliances which are worked by hand, the provisions of sub-clause (i) and sub-clause (ii), as the case may be, shall apply as if for the period of six months and twelve months the periods of twelve month and two years have respectively been substituted therein:

Provided also that in case where the Inspector, having jurisdiction, is of the opinion that owing to the size, design material or frequency of use of any such chains, rings, hooks, shackles and swivels, the requirement of this clause for annealing is not necessary for the protection of building worker, he may after obtaining the approval of the Chief Inspector of Inspections of Building and Constructions, Delhi, certify in writing to such employer that subject to the conditions specified in such certification, such chains, rings, hooks, shackles and swivels are exempted from such annealing and there after the provision of this clause shall apply subject to such exemption:

Provided also that this clause shall not apply to-

(i) pitched chains, working on sprocket or sprocketed wheels;

(ii) rings, hooks and swivels permanently attached to priched chains, pulley blocks or weighing machines; and

(iii) hooks and swivels having ball bearings or other case hardened parts;

(b) a chain or a loose gear made of high tensile steel or alloy steel is plainly marked with a mark indicating that it is so made;

(c) no chain or loose gear made of high tensile steel or alloy steel is subjected to any form of heat treatment except where such treatment is necessary for the purpose of repair of such chain or loose gear and that such repair is made under the direction of the competent person;

(d) that the wrought iron gear, the past history of which is not traceable, is suspected of being heat treated at incorrect temperature, is normalized before using it on any building or other construction work.

 

 

 

 

Central Bare Acts
State Bare Acts

  

 

 

 


Home | Law Dictionary | Law Schools | Law Digest | Bare Acts | Disclaimer |  Privacy Policy


  
  
 

 

 

Copy right : Indu Info (All rights reserved)