 | Massachusetts. Department of Labor and Industries. Division of Statistics - 1908 - 926 páginas
...reappointment. CHAPTER 465. — Inspection of steam boilers. SECTION 1 (as amended by Acts of 1909, Chapter 393, Section 1). All steam boilers and their appurtenances,...appliances to insure safety of operation as shall be pi-escribed by said board. All such boilers installed after January first, nineteen hundred and eight,... | |
 | 1908 - 488 páginas
...purposes exclusively, and boilers under the jurisdiction of the United States, shall be thorougbly inspected internally and externally at intervals of...appliances to insure safety of operation as shall be preseribed by said board. All such boilers installed after January first, nineteen hundred and eight,... | |
 | United States. Bureau of Labor - 1908 - 1584 páginas
...pressure is to be ascertained by rules established by the board of boiler rules, to be apjwiuted aa hereinafter provided ; and shall be equipped with...operation as shall be prescribed by said board. All snch boilers installed after January first, nineteen hundred and eight, shall be so inspected when... | |
 | Massachusetts. Department of Labor and Industries. Division of Statistics - 1909 - 518 páginas
...reappointment. CHAPTER 465. — Inspection of steam boilers. SECTION 1 (as amended by Acts of 1909, Chapter 393, Section 1). All steam boilers and their appurtenances,...hundred and eight, shall be so inspected when installed. A boiler in this Commonwealth at the time of the passage of this act, which does not conform to the... | |
 | 1909 - 920 páginas
...operated at pressures in excess of the safe working pressure stated in the certificate of inflection hereinafter mentioned, which pressure is to be ascertained...be appointed as hereinafter provided: and shall be equlp|>ed with such appliances to insure safety of operation as shall be prescribed by said board.... | |
 | Massachusetts - 1910 - 1228 páginas
...such boilers is to be ascertained1 by rules formulated by the board of boiler rules, — so as to read as follows: — Section 1. All steam boilers and their...hundred and eight, shall be so inspected when installed. A boiler in this commonwealth at the time of the passage of this act, which does not conform to the... | |
 | Ohio - 1911 - 812 páginas
...excess of the safe working pressure stated in the certificate of inspection hereinafter mentioned. And shall be equipped with such appliances to insure safety of operation as shall be prescribed by the board of boiler rules. Section 1058-8. SECTION 3. It shall be the duty of the board of boiler rules... | |
 | United States. Bureau of Labor - 1912 - 1186 páginas
...shall be thoroughly inspected internally and externally at Intervals of not over one year, and sball not be operated at pressures in excess of the safe...hundred and eight, shall be so inspected when installed. A boiler in this Commonwealth at the time of the Boilers not conpassage of this act, which does not... | |
 | Massachusetts. District Police - 1913 - 268 páginas
...person shall operate or cause to be operated any boiler not exempted by the provisions of this section at pressures in excess of the safe working pressure...hundred and eight, shall be so inspected when installed. A boiler in this commonwealth at the time of the passage of this act, which does not conform to the... | |
 | Massachusetts. Board of Gas and Electric Light Commissioners - 1913 - 740 páginas
...person shall operate or cause to be operated any boiler not exempted by the provisions of this section at pressures in excess of the safe working pressure...hundred and eight, shall be so inspected when installed. A boiler in this commonwealth at the time of the passage of this act which does not conform to the... | |
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States, shall be thoroughly inspected internally and externally at intervals of not over one year, and shall not be operated at pressures in excess of the safe working pressure stated in the certificate of inspection hereinafter mentioned, which pressure... 
