ORD 1965 - Laserfiche WebLink

Section 3404 Storage Amend section 3404.2.7.5.8 to read: 3404.2.7.5.8 Overfill Prevention. An approved means or method in accordance with Section 3404.2.9.6.6 shall be provided to prevent the overfill of all Class I, II and IIIA liquid storage tanks. Storage tanks in refineries, bulk plants or terminals regulated by Sections 3406.4 or 3406.7 shall have overfill protection in accordance with API 2350. EXCEPTION: Outside aboveground tanks with a capacity of 100 gallons (378 L) or less. Add section 3404.2.7.5.9 to read: 3404.2.7.5.9 Automatic Filling of Tanks. Systems that automatically fill flammable or combustible liquid tanks shall be equipped with overfill protection, approved by the fire code official that sends an alarm signal to a constantly attended location and immediately stops the filling of the tank. The alarm signal and automatic shutoff shall be tested on an annual basis and records of such testing shall be maintained on-site for a period of five (5) years. EXCEPTION: Emergency generator tanks. 20.24.290 CFC Chapter 37 amended -Highly Toxic and Toxic Materials. CFC Section 3701 General through Section 3704.3.3-Outdoor Storage weather protection for portable tanks and cylinders amended: Section 3701- General Add Sec. 3701.3 to read: 3701.3 Moderately Toxic Gases With a LC50 Equal To Or Less Than 3000 Parts Per Million. Notwithstanding the hazard class definition in Section 3702, moderately toxic gases with an LC50 less than 3000 parts per million shall additionally comply with the requirements for toxic gases in Section 3704 of this code. Section 3702 -Definitions The following definitions are added to read: Moderately toxic gas is a chemical or substance that has a median lethal concentration (LC50) in air more than 2000 parts per million but not more than 5000 parts per million by volume of gas or vapor, when administered by continuous inhalation for an hour, or less if death occurs within one hour, to albino rats weighing between 200 and 300 grams each. 96