NFPA36

FIGURE C.I Sample work permit.

WORK PERMIT

TO: DEPT: FOR: (a)

All repair work done by outside departments.

(b) Hot work,welding(gas or electric),buming or any other work requiring heat, open flame, or electric cunent. (c)

Entering a vessel(follow all applicable confined space entry procedures).

Good from: date: time: (am/pm) To: date: time: (am/pm) Area:

Describe work to be done:

NOTE: Answer each question YES or NO. If question does not apply, check off indicating that it has been given consideration. 1. 2. 3. 4. 5. 6. 7.

Can the equipment be removed from the building? Can the work be done other than by the use of flame?

Have all process materials (solids, liquids, gases) been removed from the wquipment? Have connections been blinded off?

Have valves been tagged and/or locked closed?

Have switches and electric disconnects been tagged and/or locked open? (Safety locks on push buttons are not sufficient.) Has equipment and all attached piping been cleaned?

With : water steam inert gas 8. 9.

Has equipment been ventilated?

Is ventilation to be continued during shutdown or repair procedures?

10. Have trenches and sewer openings been covered and steamed to eliminate explosive vapors? 11. Have gas tests been made?

12. Can sparks ignite material in vicinity or on lower floors or levels? 13. Is adjacent equipment safe?

NOTE: Equipment or material to be removed for repair or disposal must be passed by Department Head as free of dangerous material.

Are there any special precautions to be observed?

Foreman in charge:

Operating Superintendent:

Maintenance Foreman:

2001 Edition

STD.NFPA 36-ENGL 2001 SOLVENT EXTRACTION PLANTS

Appendix D Referenced Publications D.1 The following documents or portions thereof are referenced within this standard for informational purposes only and are thus not considered part of the requirements of this standard unless also listed in Chapter 6. The edition indicated here for cach reference is the current edition as of the date of the NFPA issuance of this standard.

D.1.1 NFPA Publications. National Fire Protection Association, 1 Batterymarch Park, P.O. Box 9101, Quincy, MA 022699101.

NFPA 10, Standard for Portable Fire Extinguishers, 1998 edition. NFPA 13, Standard for the Installation of Sprinkler Systems, 1999 edition.

NFPA 14, Standard for the Installation of Standpipe, Private Hydrant, and Hose Systems, 2000 edition.

NFPA 15, Standard for Water Spray Fixed Systems for Fire Protection, 1996 edition.

NFPA 16, Standard for the Installation of Foam Water Sprinkler and Foam Water Systems, 1999 edition.

NFPA 30, Flammable and Combustible Liquids Code, 2000 edition.

2001 Edition

NFPA 61, Standard for the Prevention of Fires and Dust Explosions in Agriculture and Food Products Facilities, 1999 edition.

NFPA 68, Guide for Venting of Deflagratians,1998 edition. NFPA 70, National Electrical Code, 1999 edition.

NFPA 77, Recommended Practice on Static Electricity, 2000 edition.

NFPA 86, Standard for Ovens and Furnaces, 1999 edition. NFPA 91, Standard for Exhaust Systems for Air Conveying of Vapors, Gases, mists, and Noncombustible Particulate Solids, 1999 edition.

NFPA 214, Standard on Water-Cooling Towers, 2000 edition. NFPA 385, Standard for Tank Vehicles for Flammable and Combustible Liquids, 2000 edition.

NFPA 496, Standard for Purged and Pressurized Endosures for Electrical Equipment, 1998 edition.

NFPA 780, Standard for the Installation of Lightning Protection Systems, 1997 edition. D.1.2 Other Publication.

Chemical Engineering, vol.57, no.8, August, 1950.

STD.NFPA 36-ENGL 2001 SOLVENT EXTRACTION PLANTS

Index

2001 National Fire Protection Association, All Rights Reserved.

2001 Edition