(e) Containers of explosives shall be so braced and dunnaged that they shall not be liable to be pierced by the dunnaging or crushed by superimposed weight. [CGFR 52-8, 17 F.R. 6464, July 17, 1952, as amended by CGFR 57-33, 22 F.R. 8572, Oct. 29, 1957; CGFR 59-14, 24 F.R. 5270, June 30, 1959]

§ 146.20-29 Preparation of magazines, decks, hatches and holds before handling explosives.

(a) The floors of all magazines and holds shall be cleared of all rubbish and discarded dunnage, and be swept broom clean before commencing to load any explosive items of cargo. Bilges shall be examined and any residue of previous cargo removed therefrom.

(b) All decks, gangways and hatches over or through which explosives must be passed or handled in loading or unloading, shall be freed of all loose material and shall be swept broom clean both before and after loading or unloading.

(c) The hatches and cargo ports opening into a compartment in which explosives are stowed shall be kept closed at all times, except during loading or unloading of the compartment. When closed the hatches shall be covered with tarpaulins securely battened.

(d) Any deck loads over which explosives must be passed shall be limited in height to that of the hatch coaming, bulwark or three feet, whichever is greater. [CGFR 52-8, 17 F.R. 6464, July 17, 1952, as amended by CGFR 52-62, 17 F.R. 11881, Dec. 31, 1952; CGFR 58–9, 23 F.R. 4839, June 28, 1958]

§ 146.20-31 Loading and unloading explosives.

No Class A dangerous explosives or Class B less dangerous explosives except special fireworks shall be loaded on board any vessel until all other cargo has been placed on board the vessel. This applies to vessels moving from ports where cargo of explosives originate. At intermediate ports or at port of destination explosives shall not be loaded or unloaded at the same time that other cargo is being loaded or unloaded.

§ 146.20-33 Constructing of magazines.

All work in connection with the constructing of a magazine, or other con

ditioning of holds, decks, or hatches, shall be completed before the actual loading of explosives is undertaken.

§ 146.20-35 Handling explosives.

(a) All explosives must be handled carefully. Packages of explosives must not be thrown, dropped, rolled, dragged or slid over each other or over the decks.

(b) Packaged Class A explosives shall be loaded and discharged from a vessel by hand, by using a regulation chute and mattress or by means of a mechanical hoist, pallet, skipboard, tray or pieplate, fitted with cargo net or sideboards. The maximum load handled in a pallet, skipboard, tray or pieplate shall not exceed 2,400 pounds plus 10 percent. Rope net slings with pallet, skipboard, pieplate or similar base shall be so loaded that when lifted a minimum displacement of items shall occur and the cargo net shall completely encompass the load except on its topside. Not more than one third of the vertical dimension of any package shall extend above the sideboard of the tray. Drafts of explosives shall be hoisted and lowered carefully and only deposited or lowered on to a mattress.

(c) Blasting caps, detonating fuzes, fulminate of mercury and other initiating or priming explosives as defined in this subpart shall be considered as constituting a distinct class of dangerous explosives and they shall be handled with extreme care. A chute and mattress shall not be used when loading or discharging this class of explosives.

(d) "Can" hooks shall not be used for raising or lowering a barrel, drum, or other container of explosives. Metal bale hooks shall not be used in handling packages of explosives.

(e) Except as otherwise provided in this paragraph, power-operated industrial trucks shall not be used in a space in which Class A, Class B, or Class C explosives are stowed.

(1) The Commandant may grant authority for the use of power-operated industrial trucks of approved type "EX” (see 146.09-15 (b) of this part) in spaces in which Class A, Class B, or Class C explosives are stowed when it can be shown that such trucks can be used with safety.

(2) In a space in which packaged small arms ammunition without explosive bullets is stowed when it can be

shown power-operated industrial trucks of approved type "EX," "EE," "LPS," "GS" and "DS" (see § 146.09-15 (b) of this part) may be used with safety for handling cargo including the handling of such packaged small arms ammunition.

[CGFR 52-8, 17 F.R. 6464, July 17, 1952, as amended by CGFR 52-62, 17 F.R. 11881, Dec. 31, 1952; CGFR 58-9, 23 F.R. 4839, June 28, 1958; CGFR 67-23, 32 F.R. 8150, June 7, 1967; CGFR 68--66, 33 F.R. 8451, June 7, 1968] § 146.20-37 Cargo working equipment.

(a) Before explosives are loaded or unloaded on or from a vessel the master or other person in charge of the vessel shall be required to ascertain by examination the condition and working order of all slings, crates, baskets, boxes, chutes, mattresses, tackle and other equipment to be used in the transfer operation.

(b) Any and all equipment which in the judgment of the master or other person in charge of the vessel is not in safe working condition shall be rejected and he shall prohibit its use and take such precautions as he may deem necessary to be certain such rejected equipment is not used for the purpose of loading or unloading explosives. The master or other person in charge of the vessel shall keep watch of all equipment used during the transfer of explosives and if any part of the equipment shows any defect or is damaged in use, work shall be stopped and the damaged or defective equipment repaired or replaced before permitting the loading or unloading to continue.

(c) This inspection of cargo working equipment shall apply to the vessel's equipment and to stevedores or other contractor's equipment. § 146.20-39

chute.

Installation of loading

The incline of the chute to be used in loading explosives shall be such that the velocity of the packages sliding will not be great enough to cause violent shock when coming in contact with other packages on the chute, or when reaching the bottom of the chute. If otherwise, men shall be stationed alongside the chute to retard and control the velocity of the packages. Chutes shall be carefully wiped down with waste moistened with machine oil before packages of explosives are transferred.

§ 146.20-41 Lights, tools and equip

ment.

(a) No artificial light except electric lights or electric lamps or floodlights shall be used while loading or unloading explosives.

(b) Flashlights of a non-spark type shall be provided by the vessel owner or operator for persons required to enter holds in which explosives are stowed.

(c) Members of the crew of the vessel and other persons permitted on board the vessel to aid and assist in loading or unloading explosives, shall not be permitted to have or carry on their persons, firearms. matches, bale hooks or metallic tools.

(d) No person engaged in loading Class A dangerous explosives or Class B less dangerous explosives shall wear boots or shoes shod or strengthened with iron nails or other metal, unless such boots or shoes are covered with rubber, leather, felt or some such non-sparking material.

§ 146.20-43 Fires.

(a) No unnecessary fire shall be permitted on docks, lighters or vessels, while loading or unloading explosives.

(b) Fires deemed necessary must be properly safeguarded and left in constant charge of some competent person assigned for that purpose by the master for the entire period of cargo transfer.

(c) A line of fire hose of sufficient length to cover the area of loading operations and connected with an adequate water supply shall be laid ready for use. § 146.20-45 Smoking.

(a) Smoking is prohibited on or near any vessel loading or unloading explosives at a waterfront facility. Smoking areas may be designated by the Coast Guard officer having jurisdiction provided such areas are located at a safe distance from the vessel. "No smoking” signs shall be posted during operations of handling, loading or unloading such cargo. At least one "No Smoking" sign shall be located on the pier at a reasonable distance from the vessel when such handling, loading or unloading is taking place.

(b) Smoking is prohibited on or near any vessel handling, loading or unloading explosives at an explosives anchorage,

except the Coast Guard officer having jurisdiction may, with concurrence of the master or person in charge of the vessel, designate a compartment as a smoking area. "No Smoking" signs shall be posted conspicuously outside the entrance to this compartment and in other parts of the vessel during the loading or unloading operations.

[CGFR 58-9, 23 F.R. 4839, June 28, 1958] § 146.20-47 Liquor or drugs.

No person who, in the judgment of the master or other person in charge of the vessel, may be considered as being under the influence of liquor or of drugs, shall be permitted on board a vessel while loading, unloading or transporting explosives.

§ 146.20-49 Damaged or leaking containers of explosives.

(a) Any container of explosives showing evidence of damage or leakage of a liquid ingredient shall not be accepted for transportation or storage on board any vessel.

or

(b) Any container of an explosive when offered for transportation, or storage, showing excessive dampness which is moldy or shows outward signs of any oil stain or other indications that absorption of the liquid part of the explosive is not perfect, or that the amount of the liquid part of the explosive is greater than the absorbent can carry, shall not be accepted for transportation. The shipper must substantiate any claim that a stain is due to accidental contact with grease, oil, or similar substance. In case of doubt the container shall be refused.

§ 146.20-51

Containers found damaged

or leaking on board vessels.

(a) Any container of explosives found damaged or leaking while on board a vessel shall either be repacked or removed from the vessel, whichever course appears advisable within the judgment of the master. If the master elects to jettison the container such jettisoning shall not be accomplished within any area adjacent to the coast line nor in shallow water.

(b) If upon arrival at a foreign port it is found that a container has been damaged or is leaking, the master should consult the local port authorities and

request instructions as to disposition of the insecure package.

(c) The owner, charterer, agent, master, or person in charge of a vessel shall report in writing the occurrence of damaged or leaking containers of explosives to the District Commander of the United States Coast Guard or his authorized representative for the district in which the substance was taken on board the vessel setting forth a description of the container; the damage sustained; when possible, a reason for the damage; the name and address of the consignor and consignee (or shipping mark); and a statement of the disposition of the container.

(d) When the failure of a container of explosives results in a casualty involving loss of life, personal injury or damage to the vessel, no report other than those required by the provisions of §§ 136.05-1 to 136.05-10, inclusive, of this chapter shall be made.

§ 146.20-53 Magazine vessels storing explosives.

(a) For the purposes of the regulations in this part, a magazine vessel storing explosives is defined as follows: A magazine vessel is any type of water-borne craft used for the receiving, storing or dispensing of explosives, but not transporting same.

(b) Permitted type of magazine vessels: Single deck vessels with or without house on deck shall be the only acceptable type for use in the storage of explosives.

(c) Stowage on board magazine vessels: Class A dangerous explosives and Class B less dangerous explosives in excess of 5,000 pounds stored in any magazine vessel shall be stowed below deck. No amounts of such explosives shall be stowed above deck unless the vessel is fitted with a deck house the stowage area of which conforms with the requirements of the regulations in this part for the stowage of explosives. Blasting caps and electric blasting caps in excess of 1,000 shall not be stored on the same magazine vessel with Class A dangerous explosives or Class B less dangerous explosives.

(d) The compartment on board a magazine vessel used for stowage of explosives shall be ceiled with wood throughout in such manner as will pro

vide a smooth interior surface. Any metal stanchions within such compartment shall be boxed in the same manner as the compartment is ceiled. Overhead ceiling need not be fitted when the over deck is weather tight. All nail and bolt heads shall be countersunk and all exposed metal shall be covered with wood.

(e) Initiating and priming explosives of the Class A dangerous explosives group when stowed on board magazine vessels at the same time as high explosives are being stowed shall be stowed in a compartment separate from other explosives. Blasting caps and electric blasting caps shall be stowed in a location on board the magazine vessel that shall be separated from the other explosives on board the vessel by a horizontal distance of at least 25 feet from any bulkhead or partition forming a boundary of a compartment in which other explosives are stowed.

(f) Magazine storage vessels having a dry storage space capable of being used for any purpose whatsoever shall have a cofferdam of the minimum width of 24 inches fitted between such dry storage space and the adjacent explosive stowage compartment. This cofferdam may be of wood or steel and be formed by two tight thwartship bulkheads extending from the skin of the vessel to the overdeck. A watertight hatch shall be fitted in the weather deck if such compartment extends thereto for access to such cofferdam.

§ 146.20-55 Lighting in stowage compartments.

No artificial means of lighting shall be fitted within a compartment used for the storage of explosives. The use of oil or chemical burning lamps or lanterns is prohibited on board a magazine vessel except for required navigation, anchorage, warning lights and living quarters. Non-sparking battery supplied, self-contained, unit electric lanterns or non-sparking hand flashlights are the only means of artificial light permitted in such storage compartments. [CGFR 52-8, 17 F.R. 6464, July 17, 1952, as amended by CGFR 54-16, 19 F.R. 4929, Aug. 6, 1954]

§ 146.20-57 Handling explosives; magazine vessels.

In receiving and dispensing explosives on or from magazine vessels such ex

plosives shall be handled in accordance with the regulations as set forth in §§ 146.20-1 to 146.20-300.

§ 146.20-59 Living quarters on maga. zine vessels.

Living quarters of magazine vessels shall be fitted on the inside with asbestos board or other fire resistant material. Only bracketed ship's lamps shall be allowed in the living quarters. Stoves for heating or cooking shall be mounted not closer than 6 inches to the deck or sides of the house and shall be well and securely fastened. Smoke pipe for such stoves where passed through top of the house shall be kept clear from any woodwork a distance of not less than 3 inches all around and protected by a layer of asbestos, an air space of at least 1 inch, and a metal collar constructed of not less than No. 16 gauge sheet metal and so formed as to be secured only on the weather side at the top of house. No openings shall be permitted from any living quarters into the stowage compartments of the magazine vessel.

§ 146.20-61 Lamp box on magazine vessels.

A metal lamp box constructed of sheet metal of not less than No. 16 U. S. standard gauge shall be provided and secured in place in an isolated location on the deck. All permitted portable oil lights and the oil supply for same shall, when not in use, be stowed therein. § 146.20-63 Storage of other dangerous articles.

Magazine vessels having explosives stowed therein shall not be used for the stowage of other dangerous articles of cargo.

§ 146.20-65 Magazine vessels' stores.

Articles for use as stores on board magazine vessels shall conform to the conditions as set forth in Part 147 of this subchapter.

§ 146.20-67 Matches.

Safety matches requiring a prepared surface for ignition shall be the only type of matches permitted on board a magazine vessel. They shall be kept in a metal box or can with a metal cover and stowed in the custodian's living quarters.

No explosive shall be received or stored on or dispensed from any magazine vessel, unless four (4) 21⁄2-gallon extinguishers of the soda-acid type and four (4) 2-gallon pails filled with dry sand shall be distributed in strategic location about the vessel. In locations where extinguishers are continuously exposed to a temperature lower than 40° F. such extinguishers shall be of the anti-freeze type.

§ 146.20-73 Supervision of magazine vessels.

Magazine vessels in which explosives are stored shall at all times be in charge of a custodian employed for that purpose by the owner or owners of the magazine vessel.

§ 146.20-75 Unauthorized persons on magazine vessels.

Custodian of a magazine vessel shall not permit unauthorized persons to come on board a magazine vessel except in an emergency tending to preservation of life.

§ 146.20-77 Repacking of explosives on board magazine vessels.

No explosives shall be repacked on board a magazine vessel. Broken or damaged packages shall be placed in an open box and conveyed to a safe location for repacking or other disposition. § 146.20-79 Work boat.

For purposes of safety, a work boat shall be part of the equipment of each magazine vessel.

§ 146.20-81 Life preservers.

One approved type live preserver shall be provided for each person employed upon a magazine vessel.

§ 146.20-83 Fenders.

Magazine vessels shall be fitted with fenders in such number and size as will prevent any vessel tying up alongside from actually coming in contact hull to hull.

§ 146.20-85 Authorization to load or discharge explosives.

(a) Unless exempt under paragraph (b) of this section, shipments of Class A explosives shall not be laden on, handled or restowed on, nor discharged from any vessel at any point or place in the United States, its territories or possessions (not including the Panama Canal Zone) until authorization for such loading, handling, restowing, or discharging has been obtained by the owner, agent, charterer, master or person in charge of the vessel from the Coast Guard District Commander, or his authorized representative.

(b) Shipments of Class A explosives in amounts not exceeding 300 pounds net weight (excluding blasting caps) are exempt from the permit requirement contained in paragraph (a) of this section, except that such exemption shall not be construed to effect in any manner the application of any state, territorial, municipal or other local laws, ordinances or regulations which may control, prohibit, or limit such shipments in particular areas or ports, or in any case where the Coast Guard District Commander, or his authorized representative, finds that such exemption would not be compatible with safety.

[CGFR 54-52, 19 F.R. 8514, Dec. 14, 1954, as amended by CGFR 67-23, 32 F.R. 8150, June 7, 1967]

§ 146.20-87 Permit for Class A explosives.

Before a permit is issued authorizing the loading, handling, restowing, or discharging of Class A explosives in accordance with § 146.20-85, the requirements of this section shall be met:

(a) The permittee shall file a written application for a permit authorizing the loading, handling, restowing, or discharging of explosives. When filed, the application for a permit to load, handle or restow shall be accompanied by a preliminary manifest of all explosives or other dangerous articles comprising the cargo of the vessel together with a preliminary cargo stowage plan showing the proposed stowage of all such cargo. Changes in the final stowage from that shown in the preliminary cargo stowage plan may be made upon approval of the issuing officer.