5706.2.5.2 Tanks for gravity discharge.

Tanks with a connection in the bottom or the end for gravity-dispensing liquids for aerial crane refueling operations shall be mounted and equipped as follows:

   1.   Support lugs used to elevate the tank for gravity discharge shall be designed to carry all required loads and provide stability.

   2.   Bottom or end openings for gravity discharge shall be equipped with a valve located adjacent to the tank shell which will close automatically in the event of fire through the operation of a heat-activated releasing device. Where this valve cannot be operated manually, it shall be supplemented by a second, manually operated valve.

   3.   The gravity discharge outlet shall be provided with an approved hose equipped with a self-closing valve at the discharge end of a type that can be padlocked to its hanger.

5706.2.6 Spill control drainage control and diking.

Indoor storage and dispensing areas shall be provided with spill control and drainage control as set forth in FC 5703.4. Outdoor storage areas shall be provided with drainage control or diking as set forth in FC 5704.2.10.

5706.2.7 Portable fire extinguishers.

Portable fire extinguishers with a minimum rating of 20-B:C and complying with the requirements of FC 906 shall be provided where required by this code.

5706.2.8 Dispensing from cargo tanks.

Where approved, liquids used as fuels are allowed to be transferred from cargo tanks into the fuel tanks of construction equipment at a construction site, subject to the following requirements:

   1.   The cargo tank is used solely for the purpose of supplying fuel to construction equipment at a construction site.

   2.   The dispensing hose does not exceed 100 feet (30 480 mm) in length.

   3.   The dispensing nozzle is an approved type.

   4.   The dispensing hose is properly placed on the approved reel or in a compartment provided before the cargo tank is moved.

   5.   Signs prohibiting smoking and open flames within 25 feet (7620 mm) of the cargo tank and construction equipment being refueled are prominently posted on the cargo tank.

   6.   Electrical devices and wiring in areas where fuel dispensing is conducted are in accordance with the Electrical Code.

   7.   Cargo tank-dispensing equipment is operated only by a person holding a certificate of fitness.

   8.   Provision has been made to control and mitigate the accidental or unauthorized release of flammable and combustible liquid.

   9.   The cargo tank has a capacity of not more than 1,920 gallons (7267 L), and contains no Class IA liquid and not more than 640 gallons (2422 L) of any other Class I liquid.

   10.   Dispensing is conducted at least 50 feet (15 240 mm) from buildings, structures, combustible material or combustible waste.

   11.   A portable fire extinguisher with a minimum rating of 40-B:C shall be provided on the cargo tank with signage clearly indicating its location.

   12.   Absorbent materials, nonwater-absorbent pads, a 10-foot-long (3048 mm) containment boom, an approved container with lid and a nonmetallic shovel shall be provided to mitigate a minimum 5-gallon (19 L) fuel spill.

   13.   Operators of tank vehicles used for mobile fueling operations shall have in their possession at all times an approved means of notifying the department of a fire or other emergency.

   14.   Fuel dispensing shall be prohibited within 25 feet (7620 mm) of any source of ignition.

   15.   The engines of vehicles being fueled shall be shut off during dispensing operations.

   16.   Nighttime fueling operations shall only be conducted in adequately lighted areas.

   17.   The cargo tank shall be positioned with respect to the construction equipment being fueled so as to prevent vehicular traffic from driving over the delivery hose.

   18.   During fueling operations, a cargo tank shall be secured from movement by setting the cargo tank's brakes and chocking the wheels, and the cargo tank's warning lights shall be activated.

5706.3 Reserved.

5706.4 Bulk plants and terminals.

Any premises in or upon which flammable and combustible liquids are received by marine vessels, watercraft, pipelines, tank cars or cargo tanks and which are stored or blended in bulk for the purpose of distributing such liquids by marine vessels, watercraft, pipelines, tanks cars, cargo tanks or containers shall be designed, installed, operated and maintained in accordance with FC 5706.4.1 through 5706.4.10.4.