AECI Mining Explosives Operating Instructions PDF

THIS PAGE IS VALID ONLY IF IT Company / Factory / Centre / Area Document Reference Revision Number FORMS PART OF THE COMPLETE DOCUMENT AECI MINING EXPLOSIVES OI/NIT/STIL/0001 03 WHICH IS APPROVED AND...

THIS PAGE IS VALID ONLY IF IT Company / Factory / Centre / Area Document Reference Revision Number FORMS PART OF THE COMPLETE DOCUMENT AECI MINING EXPLOSIVES OI/NIT/STIL/0001 03 WHICH IS APPROVED AND Document Type TCF Number DATED ON THE FIRST PAGE AND CARRIES THE SAME _ FILENAME, ISSUE DATE AND OPERATING INSTRUCTION REV NO ON ALL PAGES. Title Page STILLS 2 of 71 TASK 0: BASIS OF SAFETY MATERIAL/ EQUIPMENT HAZARDS AND CAUSES SAFETY MEASURES 1. NITRIC GAS (NOX) It is poisonous and may cause A 30 minutes breathing set must be coughing, pains in the chest, worn if a cloud of nitrous gas is seen nausea, vomiting and on your plant. headaches. If exposed to NOx gas, the employee must be hospitalised for at least 24 Hrs for observation. 2. NITRIC ACID Nitric Acid is severely corrosive Face shield, blue Tyvec Suit and PVC to the skin and especially to gloves must be worn when working the eyes. with nitric acid. Nitric Acid combines with Keep away from organic substances. organic substances e.g. cotton waste, wood and paper Store in designated place in stainless forming explosive compounds. steel containers. 3. STEAM May cause scalds forming hot Wear goggles, Face Shield and gauging blisters. leather palm gloves when working on steam lines, flexible steam hoses connected to ANS lines and valves. All flexible stainless steel steam hoses must be in good condition free of holes and kinks. Do not use damaged steam hoses. In case of serious burns remain in the shower for 20 minutes. 4. COMPRESSED AIR Can contain solid particles such Wear goggles and leather palm as rust, dust, pipe scale, etc. gloves when working with which could cause injury to compressed air. skin and eyes. Do not use compressed air for blowing off clothes or body. Filename: OI/NIT/STIL/0001-03.doc (Printed: - ) THIS PAGE IS VALID ONLY IF IT Company / Factory / Centre / Area Document Reference Revision Number FORMS PART OF THE COMPLETE DOCUMENT AECI MINING EXPLOSIVES OI/NIT/STIL/0001 03 WHICH IS APPROVED AND Document Type TCF Number DATED ON THE FIRST PAGE AND CARRIES THE SAME _ FILENAME, ISSUE DATE AND OPERATING INSTRUCTION REV NO ON ALL PAGES. Title Page STILLS 3 of 71 TASK 0: BASIS OF SAFETY Cont. MATERIAL/ EQUIPMENT HAZARDS AND CAUSES SAFETY MEASURES 5. CAUSTIC SODA Will cause deep ulceration Avoid contact with eyes and skin. with subsequent scarring to Wear full length PVC gloves, Safety all parts of the body. goggles, Face Shield, Acid resistant Overalls. EYES: It is extremely irritant Wear full PVC chemical suit when exposed and corrosive and may to high concentrations cause damage with Store in designated place in stainless steel formation of corneal and tanks or Polypropylene tanks permanent impairment of vision. In the event of skin contact remain in the Shower for 20 minutes and report to SKIN: May cause burns supervision. which are slow to heal and permanent skin damage Prolonged contact to dilute may cause dermatitis. INGESTION: Will cause ulceration of and damage to the gastrointestinal tract. CHEMICAL HAZARDS: Can react violently if it is in contact with Acids and Chlorinated hydrocarbons. 6. ROSE ALARM Wear correct Personal Hard hat, PVC gloves, safety glasses, full Protective Equipment. face shield and safety boots. Open the dump valves XS 7501 on all the Drain the stills. stills. Drain the heat exchangers 1 and 2, the thermo siphons and the bottom of the stills. Shut the acid feed valves on all the stills. Filename: OI/NIT/STIL/0001-03.doc (Printed: - ) THIS PAGE IS VALID ONLY IF IT Company / Factory / Centre / Area Document Reference Revision Number FORMS PART OF THE COMPLETE DOCUMENT AECI MINING EXPLOSIVES OI/NIT/STIL/0001 03 WHICH IS APPROVED AND Document Type TCF Number DATED ON THE FIRST PAGE AND CARRIES THE SAME _ FILENAME, ISSUE DATE AND OPERATING INSTRUCTION REV NO ON ALL PAGES. Title Page STILLS 4 of 71 TASK 1: ENVIRONMENTAL PROCEDURE STEPS KEY POINTS REMARKS 1. MINIMISE 1.1 Ensure that sample point NITRIC ACID funnels are used when SPILLAGES disposing acid samples. 1.2 Store liquids in bunded storage areas. 1.3 Ensure that bund valves on are closed. 1.4 Recycle all spillages back into the process if possible. 1.5 Monitor all loading/offloading of road tankers. 2. CLEANING OF 2.1 Immediately neutralise 2.1.1 Wear required PPE. SMALL NITRIC spillage by washing ACID SPILLS thoroughly with water immediately after the spillage. 3. CLEANING OF 3.1 Immediately cover the 3.1.1 Prevent acid spill from LAGER NITRIC spilled area with lime. entering the effluent system. ACID SPILL 3.1.2 Inform Emergency Services. 3.1.3 Inform plant manager. 3.1.4 Use spades provided by security to contain contaminated lime into plastic bags. 4. MINIMISE 4.1 Ensure that bund valve is 4.1.1 Prevent caustic spill from CAUSTIC close. entering the effluent system. SPILLAGES 4.2 Monitor offloading of road 4.2.1 To stop any leaks that may tanker. occur during offloading. 5. CLEANING OF 5.1 Wash area thoroughly with 5.1.1 Wear required PPE. SMALL SPILL water. DURING CAUSTIC ROAD TANKER OFFLOADING 6. MAJOR 6.1 Notify supervision of major 6.1.1 A major spill involves any HYDROCHLORIC spill. amount that could not be ACID/CAUSTIC captured in a drip tray. SPILL IN CONTAINED 6.1.2 Sump will be able to hold the AREA contents of one tanker should the stock tank overflow without supervision. Filename: OI/NIT/STIL/0001-03.doc (Printed: - ) THIS PAGE IS VALID ONLY IF IT Company / Factory / Centre / Area Document Reference Revision Number FORMS PART OF THE COMPLETE DOCUMENT AECI MINING EXPLOSIVES OI/NIT/STIL/0001 03 WHICH IS APPROVED AND Document Type TCF Number DATED ON THE FIRST PAGE AND CARRIES THE SAME _ FILENAME, ISSUE DATE AND OPERATING INSTRUCTION REV NO ON ALL PAGES. Title Page STILLS 5 of 71 TASK 1: ENVIRONMENTAL PROCEDURE Cont. STEPS KEY POINTS REMARKS 7. MAJOR SPILL 7.1 Contact the Modderfontein 7.1.1 The control officer on duty will WHICH IS NOT site emergency control invoke the site emergency CONTAINED room. procedure. 8. IMPRO CHEM 8.1 Wash thoroughly with water. 8.1.1 Wear the correct PPE. CHEMICAL SPILL 9. CLEAN SMALL OIL 9.1 Cover spill area with saw 9.1.1 Maintenance to dispose SPILLS dust. contaminated sawdust. TASK 2: GENERAL INSTRUCTIONS STEPS KEY POINTS REMARKS 1. GOOD HOUSE 1.1 Control room. 1.1.1 Visual inspection. KEEPING 1.2 Stills area. 1.3 Storage areas. 1.4 Remove rubbish from 1.4.1 Obstacle in walkways causes walkways. accidents and must be removed immediately. 1.5 Keep work area clean. 1.5.1 Have a place for everything and keep everything in its 1.6 Clean spillages. place. 1.7 Keep storage areas clean and tidy. 2. UNSAFE 2.1 Dirty machinery. 2.1.1 In writing to the Plant CONDITIONS Manager. Use log book. 2.2 Oil leaks 2.3 Acid leaks 2.4 Frayed wires 2.5 Overloaded circuits 2.6 Poor connections 2.7 Lack of fire fighting equipment. 2.8 Poor ventilation. 2.9 Clogged drains 3. SAFETY 3.1 Fire extinguishers, eye wash 3.1.1 Faulty equipment must be EQUIPMENT bottles, showers and first repaired or replaced aid equipment. immediately. 3.2 Complete Safety Checklist. Filename: OI/NIT/STIL/0001-03.doc (Printed: - )