توضیحات :
NFPA 291 – Recommended Practice for Fire Flow Testing and Marking of Hydrants
۲۰۲۲ Edition
Chapter 1 Administration
۱-۱ * Scope. The scope of this document is water flow testing and marking of hydrants.
۱-۲* Purpose. This document provides recommended practices to test and determine the available water supply for fire protection systems and fire flow purposes and the marking of hydrants .
۱-۳* Application. The application of this document is the flow
testing and marking of both public and private fire hydrants.
۱-۴ Units. Metric units of measurement in this recommended practice are in accordance with the modernized metric system known as the International System of Units (SI). Two units (liter and bar), outside of but recognized by SI, are commonly used in international fire protection. These units are listed in Table 1.4 with conversion factors.
<< ادامه مطلب را در فایل پیوست مطالعه فرمایید >>
