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Reg. 2
Definitions

In these Regulations, unless the context otherwise requires

a)

the “Act” means the Indian Boilers Act, 1923:

b) “Accident” means an explosion of a boiler or steam-pipe or any damage of a boiler or steam-pipe, which is calculated to weaken the strength thereof so as to render it liable to explode:
c)

“Boiler” means any closed vessel exceeding 22.75 litres (five gallons) in capacity which is used expressly for generating steam under pressure and includes any mounting or other fitting attached to such vessel, which is wholly or partly under pressure when steam is shut off:

cc) “Calculation Pressure”, in relation to a boiler, means the design pressure of any part adjusted to take into account the pressure drops corresponding to the most severe conditions of pressure drop and hydraulic head;
d) “Chief Inspector” and “Inspector” means, respectively, a person appointed to be a Chief Inspector and an Inspector under the Act:
dd) “Competent Authority” means an authority recognised by the Central Boilers Board in the manner as laid down in regulation 4A to 4H, as competent to issue certificates to welders for the purposes of regulation 4(b)(ii) and regulation 605;
ddd) "Design Pressure" means:-

(i) in relation to a natural or assisted circulation boiler, the maximum allowable working pressure in the steam drum of the boiler;
(ii) in relation to a once through forced-circulation boiler, the maximum allowable working pressure at the final superheater steam outlet;
e) “Economiser” means any part of a feed-pipe that is wholly or partly exposed to the action of flue gases for the purpose of recovery of waste heat:
ee) “Evaluation Committee” means a committee constituted by the Central Government consisting of :-

(a) Technical Adviser (Boilers) : Chairman
(b) Chief Inspector (Boilers) of the State where the unit is located : Member
c) A representative of the manufacturers of boilers/ancillaries in public sector.
: Member
f) “feed-pipe” (i) means any pipe or connected fitting wholly or partly under pressure through which feed-water passes directly to a boiler.
(ii) every reference to a steam-pipe or steam-pipes shall be deemed to include also a reference to feed-pipe or feed-pipes respectively.
g) “Inspecting Authority” means an authority recognised by the Central Boilers Board in the manner as laid down in regulation 4A to 4H, as competent to grant a certificate in Form-II, II-A or II-B.
h) “Inspecting Officer” means :-

(i) in respect of material manufactured or boilers constructed in any State an officer appointed by the Inspecting Authority in that State;
(ii) in respect of material manufactured or boilers constructed outside the States an officer acting on behalf of the Inspecting Authority:
(iii) in respect of :

(a) Approval of drawings of boilers or parts thereto with minor changes, where necessary, except for the drawings of the first set of boilers or parts thereto;
(b) Inspection at stages of manufacture including examination of repairs;
hh) “Liaison Sub-Committee” means a committee constituted by the Central Boilers Board under bye-law 3 (i)(e) of the Bye-Laws of the Central Boilers Board.
i) “owner” includes any person using a boiler as agent of the owner thereof and any person using a boiler which he has hired or obtained on loan from the owner thereof :
j) “prescribed” means prescribed by regulations or rules made under the Act:
k) ”Steam-pipe” means any pipe through which steam passes from a boiler to a prime-mover or other user or both if :-

(i) the pressure at which steam passes through such pipe exceeds 3.5 Kilograms per square centimetre above atmospheric pressure; or
(ii) such pipe exceeds 254 millimetres in internal diameter; and includes in either case any connected fitting of a steam-pipe.
l) “State” or “States” means a State or the States to which these regulations extend.
m) “Structural alteration, addition or renewal” shall not be deemed to include any renewal or replacement, of a petty nature when the part or fitting used for replacement is not inferior in strength, efficiency or otherwise to the replaced part or fitting
n) “Technical Adviser (Boilers)” means Technical Adviser (Boilers) to the Government of India in the Ministry of Industry (Department of Industrial Development).

 
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