FIRE PROTECTION
PHILOSOPHY AND DESIGN GUIDEPROCEDURE NO.
PTD-DGS-133
REV
0
DATE
Nov. 11, PAGE OF 50
1.0INTRODUCTIONPURPOSE1.1
Purpose
This Guideline outlines the Parsons EC philosophy governing the general design for fire protection systems. Additionally, this document provides an introduction for the process engineer to the primary design criteria that must be considered in providing for Fire Protection of new facilities.
It should be understood that this guide is a starting point. Alternate or additional approaches maybe appropriate and/or required due to particular requirements for local codes, the client or the client’s insurer or due to particular
features of the project, existing fire protection facilities, manpower availability, and project location and environs.
It is recognized that the field of Fire Protection is evolving and it is intended that this document be updated periodically and as new developments are identified and evaluated during engineering projects.
1.2
Parsons EC General Fire Protection Philosophy
The Parsons EC Fire Protection Design Philosophy is to avoid
afire rather than fight it, and to fight a small fire rather than a large fire, and to provide adequate firefighting capability for the largest single fire likely to occur at the facility (the governing case. Firefighting equipment should be readily available, easy to use, and located where it is most needed. There
should be consideration that, at least in the early stages of afire, manpower will be limited, and yet that is the period when effective firefighting can produce the most desirable result.
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Use engineering controls to minimize the opportunity for fires appropriate seals and materials of construction and electrical enclosures).
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Limit the consequences of afire or explosion (equipment spacing, location,
containment, grading and drainage, fireproofing, isolation,
detection and alarm systems, automatic sprinklers/water mist and deluge systems).
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Provide for firefighting (firewater system, foam systems, other fire suppression systems, fire extinguishers, fire department).
FIRE PROTECTION PHILOSOPHY AND DESIGN GUIDE
PROCEDURE NO.
PTD-DGS-133
REV
0
DATE
Nov. 11, PAGE OF No amount of firewater or other suppressant and no degree of spacing or fireproofing is a replacement for designing the facility to avoid releases. On the other hand no facility design can survive inadvertent changes in process characteristics, incorrect operation or maintenance (people make mistakes. Parsons EC Fire Protection Philosophy and Design Guide is based on
NFPA and API standards as well as recent Fire Protection System design experience with various clients.
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