ASME BPVC 2023 Section VIII Div. 2

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PART 2
RESPONSIBILITIES AND DUTIES
2.1 GENERAL
2.1.1 INTRODUCTION
The user, Manufacturer, and Inspector involved in the production and certification of vessels in accordance with this
Division have definite responsibilities or duties in meeting the requirements of this Division. The responsibilities and
duties set forth in the following relate only to compliance with this Division, and are not to be construed as involving
contractual relations or legal liabilities.
2.1.2 DEFINITIONS
The definitions for the terminology used in this Part are contained in Annex 1-B.
2.1.3 CODE REFERENCE
The Code Edition year on the Users Design Specification and Manufacturers Design Report shall be the same as the
Code Edition year on the Manufacturers Data Report.
2.2 USER RESPONSIBILITIES
2.2.1 GENERAL
2.2.1.1 It is the responsibility of the user or an agent acting on behalf of the user to provide a Users Design Specification
for each pressure vessel to be constructed in accordance with this Division. The Users Design Specification shall
contain sufficient detail to provide a complete basis for design and construction in accordance with this Division. It is the
users responsibility to specify, or cause to be specified, the effective Code edition and vessel class to be used for
construction.
2.2.1.2 The Users Design Specification shall be certified by a Certifying Engineer meeting the requirements described
in Annex 2-A when the user provides the data required by 2.2.3.1f1 and 2.2.3.1f2 to perform a fatigue
analysis.
2.2.2 MULTIPLE IDENTICAL VESSELS
A single Users Design Specification may be prepared to support the design of more than one pressure vessel that is to
be located in a single, specific jurisdiction provided that the environmental requirements and jurisdictional regulatory
authority applied for each installation location are clearly specified and are the same or more conservative than
required.
2.2.3 USERS DESIGN SPECIFICATION
2.2.3.1 The Users Design Specification shall include but not necessarily be limited to the following:
a Installation Site
1 Location
2 Jurisdictional authority if applicable
3 Environmental conditions
-a Wind design loads including relevant factors i.e., design wind speed, exposure, gust factors
-b Earthquake design loads
-c Snow loads
-d Lowest one day mean temperature for location
b Vessel Identification
1 Vessel number or identification
2 Service fluid for proprietary fluids specific properties needed for design, e.g., gas, liquid, density, etc.
c Vessel Configuration and Controlling Dimensions
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ASME BPVC.VIII.2-2023 2.1 2.2.3.1