Page:United States Statutes at Large Volume 50 Part 1.djvu/219

194 Technical requ ire - ments-Continued . Lif ebo ats . Approval of instal- lati ons . 75TH CONGRESS, 1sT SES SION-CH . 22 9-M AY 20, 193 7 "(b) The ship's radio operating room and the emergency or reserve insta llation shall be pla ced in the up per par t of th e ship in a p osition of the greatest possible safety and as high as practicable above the deepest load water line, and the location of such room or rooms shall be approved by the Bureau of Marine Inspection and Naviga- tion , Depa rtment of C ommerc e . "( c) The main and emergency or reserve installations shall be capable of transmitting and receiving on the frequencies and types of waves designated by the Commission pursuant to law for the purpose of distress and safety of navigation . "( d) The main installation shall have a normal transmitting and receiving range of at least two hundred nautical miles, that is to say, it must be capable of transmitting and receiving clearly perceptible signals from ship to ship over a range of at least two hundred nautical miles by day under normal conditions and circumstances . "( e) Sufficient power shall be available at all times to operate the main radio installation efficiently under normal conditions over the range specif ied in subsec tion (d ) of t his sec tion . "( f) The emergency or reserve installation shall include a source of energy independent of the propelling power of the ship and of any other electrical system and shall be capable of being put into opera- tion rapidly and of working for at least six continuous hours . For the emergency or reserve installation, the normal range as defined in su bsectio n (d) of this sectio n shal l be at least one hu ndred n autical miles . "( g) There shall be provided between the bridge of the ship and the radio room, and between the bridge and the location of the direc- tion finding apparatus, when the direction finding apparatus is not located on the bridge, an efficient means of communication independ- ent of any other communication system of the ship . "( h) The direction finding apparatus shall be efficient and capable of receiving clearly perceptible radio signals and of taking bearings from which the true bearing and direction may be determined . It shall be capable of receiving signals on the frequencies prescribed for distr ess, direction finding, and radio beacon s by the Gener al Radio Regulations annexed to the International Telecommunication Conv ention in for ce and in new instal lations after the ef fective date o f this part, such other frequencies as the Commission may for safety purposes designate . "LIFEBOATS "SEC . 355 . Every motor lifeboat, required to be equipped with radio by treaty or convention to which the United States is a party, by statute, or by regulation made in conformity with a treaty, con- vention, or statute, shall be fitted with an efficient radio installation under such rules and regulations as the Commission may find neces- sary to promote the safety of life . "APP ROV AL OF I NST ALL ATIO NS "SEC . 356 . (a) Insofar as is necessary to carry out the purposes and requirements of this part, the Commission shall have authority, for an ship subject to this part- ) To approve the de tails as to t he location an d manner of installations of the equipment required by this part or of equip- ment necessita ted by reason of the purpo ses and requir ements of this part. "(2) To approve installations, apparatus, and spare parts neces- sary to comply with the pur poses and req uirements of t his part .