Requirements for Hazard Control cont'd

DOE-HDBK-1139/3-2003

Sources10

Consolidated Requirements

(b) Maximum Quantity of Oxidizing Gases.

(1)

For a laboratory work area of 500 ft or

less, the internal cylinder volume in

standard cubic feet equals 6.0.

(2)

For a laboratory work area greater than

500 ft or less, the internal cylinder

volume is 0.012 ft per ft lab work area.

Gases.

(1)

For a laboratory work area of 500 ft or

less, the internal cylinder volume in

standard cubic feet equals 1.2.

(2)

For a laboratory work area greater than

500 ft, the internal cylinder volume is

0.0018 ft per ft labor work area.

(d) Maximum Quantity of Health Hazard 3 or 4

gases.

(1)

For a laboratory work area of 500 ft or

less, the internal cylinder volume in

standard cubic feet equals 0.3.

(2)

For a laboratory work area greater than

500 ft , the internal cylinder volume is

0.0006 ft per ft lab work area.

4.3.7 Laboratory Operations and Apparatus NFPA 45 contains

NFPA 45, 9.1.2-9.2.7.2

additional laboratory safety controls covering:

Operations: heating, distillation, other separation

procedures, drying, mixing and grinding, and

operations involving reactions at temperatures and

pressures above and below ambient conditions.

Apparatus: refrigeration and cooling equipment,

heating equipment, pressure equipment, and analytical

instruments.

4.4

Combustible Liquids

4.4.1 Operations involving flammable or combustible liquids

NFPA 30, 5.2

shall be located and operated so that they do not

constitute a significant fire or explosion hazard to life or

property.

4.4.2

Precautions shall be taken to prevent the unintentional

NFPA 30, 5.9.1;

ignition of flammable vapors.

29CFR1910.106(b)(6);

29CFR1910.106(e)(6)(1)