NBIC NB23-1 2017 provides Part 1, Installation, of the 2017 National Board Inspection Code issued by The National Board of Boiler and Pressure Vessel Inspectors. This PDF covers installation guidance and requirements for power boilers, steam heating boilers, hot-water heating boilers, hot-water supply boilers, potable water heaters, pressure vessels, piping, pressure relief devices, testing, acceptance, and supplemental installation topics.
The document is intended for inspectors, jurisdictional authorities, installers, engineers, owners, and compliance personnel who work with boiler and pressure vessel installations under NBIC practices. It includes structured sections, tables of contents, definitions, equipment room requirements, source and discharge requirements, operating systems, controls, pressure relief valve requirements, and installation report guidance.
Application Scope: Applies to installation-related requirements and guidance for boilers, pressure vessels, piping, pressure relief devices, and selected supplemental equipment addressed in NBIC Part 1, 2017 Edition.