Group H occupancies containing quantities of hazardous materials in excess of those set forth in Table 2703.8.2 of this rule shall be in detached buildings.
DETACHED BUILDING REQUIRED
|A DETACHED BUILDING IS REQUIRED WHEN THE QUANTITY OF MATERIAL EXCEEDS THAT LISTED HEREIN|
|Material||Class||Solids and Liquids (tons)a,b||Gases (cubic feet)a,b|
|Explosives||Division 1.1||Maximum allowable quantity||Not applicable|
|Division 1.2||Maximum allowable quantity|
|Division 1.3||Maximum allowable quantity|
|Division 1.4||Maximum allowable quantity|
|Division 1.5||Maximum allowable quantity|
|Division 1.6||Maximum allowable quantity|
|Oxidizers||Class 4||Maximum allowable quantity||Maximum allowable quantity|
|Unstable (reactives) detonable||Class 3 or 4||Maximum allowable quantity||Maximum allowable quantity|
|Oxidizer, liquids and solids||Class 3||1,200||Not applicable|
|Organic peroxides||Detonable||Maximum allowable quantity||Not applicable|
|Class I||Maximum allowable quantity|
|Unstable (reactives) nondetonable||Class 3||1||2,000|
|Water reactives||Class 3||1||Not applicable|
|Pyrophoric gases||Not applicable||Not applicable||2,000|
For SI: 1 pound = 0.454 kg, 1 cubic foot = 0.02832 m3, 1 ton = 2000 lbs. = 907.2 kg.
- For materials which are detonable, the distance to other buildings or lot lines shall be as specified in the building code as listed in rule 1301:7-7-47 of the Administrative Code. For materials classified as explosives, the required separation distances shall be as specified in rule 1301:7-7-33 of the Administrative Code.
- "Maximum Allowable Quantity" means the maximum allowable quantity per control area set forth in Table 2703.1.1(1) of this rule.
- Limited to Division 1.4 materials and articles, including articles packaged for shipment, that are not regulated as an explosive under Bureau of Alcohol, Tobacco and Firearms regulations, or unpackaged articles used in process operations that do not propagate a detonation or deflagration between articles, providing the net explosive weight of individual articles does not exceed 1 pound.