69.3.7 Location of Transfer Operations
Table 188.8.131.52.1 Distance Between Point of Transfer and Exposures
|Part||Exposure||Minimum Horizontal Distance|
|A||Buildings,a mobile homes, recreational vehicles, and modular homes with at least 1-hour fire-rated wallsb||10c||3.1|
|B||Buildingsa with other than at least 1-hour fire-rated wallsb||25c||7.6c|
|C||Building wall openings or pits at or below the level of the point of transfer||25c||7.6c|
|D||Line of adjoining property that can be built upon||25c||7.6c|
|E||Outdoor places of public assembly, including schoolyards, athletic fields, and playgrounds||50c||15c|
|F||Public ways, including public streets, highways, thoroughfares, and sidewalks|
|(1) From points of transfer for LP-Gas dispensing systems||10||3.1|
|(2) From other points of transfer||25c||7.6c|
|H||Mainline railroad track centerlines||25||7.6|
|I||Containerse other than those being filled||10||3.1|
|J||Flammable and Class II combustible liquidf dispensers and the fill connections of containers||10c||3.1c|
|K||Flammable and Class II combustible liquid aboveground containers, and filling connections of underground containers||20||6.1|
|L||Stored or accumulated combustible materials||10||3.1|
aFor the purpose of the table, buildings also include structures such as tents and box trailers at construction sites.
dNot applicable to driveways and points of transfer at vehicle fuel dispensers.
eNot applicable to filling connections at the storage container or to dispensing vehicle fuel dispenser units of 4000 gal (15.2 m3) water capacity or less when used for filling containers not mounted on vehicles.
fNFPA 30 defines these as follows: Class I flammable liquids include those having a flash point below 100°F (37.8°C) and having a vapor pressure not exceeding 40 psia (276 kPa) at 100°F (37.8°C). Class II combustible liquids include those having a flash point at or above 100°F (37.8°C) and below 140°F (60°C).
[58: Table 184.108.40.206]