Api 2030 2y1e58

Draft - Do Not Distribute Further

API RP 2001-2011 “Fire Protection in Refineries” – Candidate Ballot Draft 7-23-2011 Updated 8-3/4-2011 Where the fire protection water system is intended to supply only monitors and hose streams in of manual fire fighting and suppression, sample flow rate ranges may be estimated using values suggested in Table 1. Table 1 EXAMPLE WATER FLOW RATES FOR MANUAL FIRE FIGHTING1, 2 SCENARIO AREA of INTEREST

FIREWATER FLOW RANGES, Per Minute in Thousands of Gallons (Thousands of Liters)

EXAMPLE FLOW RATE RANGES Based on Protected Area 2 2 GPM/Ft or LPM/M

Radiant Heat Protection 2

2

0.1 gpm/ft (4.1 lpm/m )

PROCESS AREAS handling flammable liquids or high pressure flammable gases

PROCESS AREAS handling gases or combustible liquids TANK STORAGE flammable and combustible liquids in atmospheric tanks

4,000 to 10,000 gpm (15,000 to 38,000 lpm)

Cooling:

2

0.2 to 0.3 gpm/ft 2 (8.2 to 12.3 lpm/m )

2

Suppression: 0.3 to 0.5 gpm/ft 2 (12.3 to 20.4 lpm/m )

3,000 to 5,000 gpm (11,000 to 19,000 lpm) 2

0.16 to 0.3 gpm/ ft 2 (6.5 to 13 l/min-m ) (application rate increases with tank diameter)

2

0.20 to 0.30 gpm/ft 2 (8.2 to 12.3 lpm/m )

See API RP 2021 & NFPA 11

LPG STORAGE tanks and 2 vessels

See API 2510, API 2510A and NFPA 58 [250 to 500 gpm at point of impingement by a high-velocity jet flame – API RP 2510A]

WAREHOUSES

See applicable Building and Fire Codes

BUILDINGS, Offices, Laboratories, and similar structures

See applicable Building and Fire Codes

Candidate Ballot Draft for API 2001 9th Edition Page 45 of 101

Updated thru 7-23-2011& 8-3/4-2011 K. C. Crawford