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5. 6.4 Roof Live Load� - Per UHC Chapter 23 <br /> SnOW LOEd � 2S pSf <br /> (Provide for snow drift per ANSI A58 . 1-1982) <br /> 5,7 MATERIAIS <br /> 5.7.1 StructuTal Steel: <br /> 5.7.1. 1 ASTM A36 (Shapes, Plates and Fabrications) <br /> 5.7. 1.2 ASTM A500 Grade H-(Structural Tubing) <br /> 5,7,2 �*ructura� Steel ConnPctions <br /> 5.7.2. 1 ASTM A325 - F Bolts <br /> 5.7.2.2 ASTM A307 Anchor Bolts, w/heavy hex nuts <br /> 5.7.2. 3 E-70 series weldinq electrodes <br /> 6.0 MECNANICAL <br /> 6.1 �'�HANTCAL DESIGN REOUIREMENTS <br /> ' 6.1.1 �}'N` <br /> 6.1.1.1 This saction outlines requirements for the heatinq, <br /> ventilatinq, air conditioning, domestic water (hot and <br /> cold) , sanitary Bewer, and other mechanical systems as <br /> applicable L•o this facility. Primary emphasis is to be <br /> placed on the functional and economioal aspects of these <br /> systems, with appropriate consideration given to the <br /> nesthetics of nny exposed portions. <br /> 6. 1. 1.2 Boeinq Facilities Standard Document D180-14302-3, Voluma <br /> II, Mechanical Design, shall serve as a guide for the <br /> �rechanical design of this facility. <br /> 6.1.1.3 Mechanical design and construction shall be coordinated <br /> with architectural, structural and electrical deslgn <br /> effort. <br /> 6.l.l. d The attached layou:s (photo plans) shall be considerad <br /> part of this criteria. <br /> 6.1.1. 5 Electzic motors 3 4 hors wer and larger shall be 460 V, � <br /> 3 phase, 60 Hz. Mo ors 1 2 horsepower and less shall be QI <br /> 120/208 volt, 1 phase, 60 z. Energy efficient m�tors <br /> shall be used on motors 3/4 horsepower and larger. <br /> � 6. 1.1. 6 System design shall conform with applicable codes and <br /> standards (reference Section 1. 5) . <br /> -13- � <br />