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2021-06-24_REVISION - M2012032
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2021-06-24_REVISION - M2012032
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Last modified
6/24/2021 1:16:54 PM
Creation date
6/24/2021 12:14:09 PM
Metadata
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Template:
DRMS Permit Index
Permit No
M2012032
IBM Index Class Name
Revision
Doc Date
6/24/2021
Doc Name
Adequacy Review Response #3
From
Ouray Silver Mines, Inc.
To
DRMS
Type & Sequence
TR14
Email Name
LJW
Media Type
D
Archive
No
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ASME B31.3-2016 <br /> Chapter II <br /> Design <br /> PART 1 (b) The most severe condition is that which results <br /> CONDITIONS AND CRITERIA in the greatest required component thickness and the <br /> 301 DESIGN CONDITIONS highest component rating. <br /> (c) When more than one set of pressure—temperature <br /> Paragraph 301 states the qualifications of the Designer, conditions exist for a piping system,the conditions gov- <br /> defines the temperatures,pressures,and forces applica- erning the rating of components conforming to listed <br /> ble to the design of piping,and states the consideration standards may differ from the conditions governing the <br /> that shall be given to various effects and their consequent rating of components designed in accordance with <br /> loadings. See also Appendix F, para. F301. para. 304. <br /> 301.1 Qualifications of the Designer (d) When a pipe is separated into individualized pres- <br /> sure-containing chambers (including jacketed piping, <br /> The Designer is the person(s) in charge of the engi- blanks,etc.),the partition wall shall be designed on the <br /> neering design of a piping system and shall be experi- basis of the most severe coincident temperature (mini- <br /> enced in the use of this Code. The qualifications and mum or maximum) and differential pressure between <br /> experience required of the Designer will depend on the the adjoining chambers expected during service,except <br /> complexity and criticality of the system and the nature as provided in para. 302.2.4. <br /> of the individual's experience. The owner's approval is 301.2.2 Required Pressure Containment or Relief <br /> required if the individual does not meet at least one of <br /> the following criteria: (a) Provision shall be made to safely contain or relieve <br /> (see para. 322.6.3) any expected pressure to which the <br /> (a) Completion of a degree,accredited by an indepen- piping may be subjected. Piping not protected by a <br /> dent agency [such as ABET (U.S. and international), pressure-relieving device, or that can be isolated from <br /> NBA (India),CTI (France),and CNAP (Chile)],in engi- a pressure-relieving device,shall be designed for at least <br /> neering,science,or technology,requiring the equivalent the highest expected pressure. <br /> of at least 4 years of full-time study that provides expo- <br /> (b) Sources of pressure to be considered include ambi- <br /> sure to fundamental subject matter relevant to the design ent influences, pressure oscillations and surges, <br /> of piping systems,plus a minimum of 5 years experience improper operation, decomposition of unstable fluids, <br /> in the design of related pressure piping. static head, and failure of control devices. <br /> (b) Professional Engineering registration,recognized (c) The allowances of para. 302.2.4(f) are permitted, <br /> by the local jurisdiction, and experience in the design provided that the other requirements of para.302.2.4 are <br /> of related pressure piping. also met. <br /> (c) Completion of an accredited engineering techni- <br /> cian or associates degree, requiring the equivalent of 301.3 Design Temperature <br /> at least 2 years of study, plus a minimum of 10 years The design temperature of each component in a piping <br /> experience in the design of related pressure piping. system is the temperature at which,under the coincident <br /> (d) Fifteen years experience in the design of related pressure, the greatest thickness or highest component <br /> pressure piping. rating is required in accordance with para. 301.2. (To <br /> Experience in the design of related pressure piping is satisfy the requirements of para.301.2,different compo- <br /> satisfied by piping design experience that includes nents in the same piping system may have different <br /> design calculations for pressure, sustained and occa- design temperatures.) <br /> sional loads, and piping flexibility. In establishing design temperatures,consider at least <br /> the fluid temperatures, ambient temperatures, solar <br /> 301.2 Design Pressure radiation,heating or cooling medium temperatures,and <br /> 301.2.1 General the applicable provisions of paras. 301.3.2, 301.3.3, and <br /> (a) The design pressure of each component in a piping 301.3.4. <br /> system shall be not less than the pressure at the most 301.3.1 Design Minimum Temperature. The design <br /> severe condition of coincident internal or external pres- minimum temperature is the lowest component temper- <br /> sure and temperature(minimum or maximum)expected ature expected in service. This temperature may estab- <br /> during service, except as provided in para. 302.2.4. lish special design requirements and material <br />
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