
1 
These Regulations may be cited as the Gasholders and Steam Boilers Regulations (Metrication) Regulations 1981 and shall come into operation on 1st July 1981.
2 
In Article 1(iv)(b) of the Gasholders (Record of Examinations) Order 1938 the words “in cubic feet” are hereby revoked.
3 
The provisions of the Examination of Steam Boilers Regulations 1964 specified in the Schedule to these Regulations in column 1 shall be amended by substituting for the measurements set out opposite thereto in column 3 the measurements set out in the corresponding entry in column 4.
Signed by order of the Secretary of State.
David Waddington
Joint Parliamentary Under Secretary of State
Department of Employment
1st May 1981
THE SCHEDULE
Regulation 3


1 2 3 4
Regulation to be amended Subject matter of measurement Present measurement Measurement to be substituted
Regulation 4(2)(a) Evaporative capacity of a water tube boiler of which the drums and headers are of fusion welded or solid forged construction 50,000 pounds of steam per hour 6.3 kilograms of steam per second
Regulation 4(2)(b)(i) Evaporative capacity of a boiler in a group of water tube boilers of which the drums and headers are of fusion welded or solid forged construction 25,000 pounds of steam per hour 3.15 kilograms of steam per second
Regulation 4(2)(b)(ii) Total evaporative capacity of a group of boilers 100,000 pounds of steam per hour 12.6 kilograms of steam per second