What are the common production safety hazards

Summary: In the daily production process, due to human factors, changes in things and the influence of the environment, etc. will produce a variety of problems, defects, failures, seedlings, hidden dangers and other insecurity factors, if you do not find, do not look for, do not eliminate these hidden dangers, then it will disturb and affect the normal conduct of the production process. Below, I have organized some common hidden dangers of safety production, take a look, I hope it will help you! Operation class hidden dangers 1, arbitrary movement, damage, removal of safety facilities or removed for other purposes;

2, non-electrician privately connected to the power supply or disassembly of electrical equipment;

3, the gate-type power switch with a load on the gate, resulting in damage to the gate;

4, hooking the power cord in the gate or directly into the socket for use;

5, the use of hand-held power tools or building Electric machinery without leakage protector;

6, submersible pumps in the work, in the submersible pump drainage pits, pools, or around the dredging, digging, etc.;

7, the use of metal wires instead of fuses or the use of fuses that do not meet the specification requirements;

8, the length of the power cord between the mobile power box plate to the fixed switchboard is greater than 40 meters;

9, in metal containers or power supply cables hooked to the gate or directly into the outlet. p>9, working in a metal container or pit, the metal container is not reliably grounded, or the running light transformer into a metal container or pit;

10, in the power supply panel, cable within 2 meters of the surrounding high-temperature welding, cutting and other operations;

11, the secondary terminal of the welder copper core is exposed, not wrapped insulated;

12, drunkenness and work on the heights;

12, the alcohol;

13, throwing work equipment and materials and other items when working at height;

14, work equipment when working at height without a safety rope, no fall prevention measures;

15, when working at height, work materials, work equipment, etc., placed in the air surface or near the hole;

16, cutting and welding work at height is not cleaned up in a timely manner, which may cause Falling objects;

17, build scaffolding without acceptance plate, no regular inspection signature;

18, resting or leaning on the railing in the high platform, the edge of the hole, the safety net;

19, unauthorized crossing of the safety warning area;

20, up and down the ladder or special scaffolding, blindly climbing without carefully checking whether it's solid;

21, not in accordance with the provisions of the regulations to remove the scaffolding, demolition of the upper and lower at the same time, or the scaffolding as a whole pushed down;

22, unauthorized demolition of up and down the ladder, hole cover, railing, isolation layer, or the removal of the above facilities after the removal of the absence of a clear warning sign, and did not restore in a timely manner;

23, use of non-standardized ladders or ladders damaged seriously, or ladder feet without non-slip measures;

24, two people standing on the same ladder work, or stand on the highest two gears;

25, standing in asbestos tiles, linoleum, reed mats and other light simple structure of the roof work;

26, by virtue of the railing, scaffolding, porcelain pieces of lifting heavy objects;

27, the non-operator to operate cranes;

28, non-lifting personnel directing the hoisting and non-special Operators engaged in special operations;

29, lifting bundling, lifting method is not appropriate, in the lifting of objects stacked, hanging sporadic objects;

30, lifting more than the rated load of the object and no measures;

31, the command signal is not clear, the weight is not clear lifting;

32, crane lifting heavy objects directly for processing operations;

33, when lifting crooked, slanted, and the weight is not clear.

34, workpiece standing on people or workpiece attached to the suspension of lifting;

35, no safety measures to lift oxygen, acetylene cylinders and other flammable and explosive dangerous goods;

36, with the corners, edges of the object for the bag, pad lifting;

37, lifting buried in the ground of the unknown objects;

38, lifting Large or irregular components, not tied to a solid slip rope;

39, lifting steel plates, pipes, bamboo, steel and other long slippery components when the use of pocket hoisting;

40, the crane work is completed, not in time to remove the hook on the wire rope and hook up, or not cut off the power supply;

41, across or hand-held in the operation of the winches and equipment Wire rope;

42, the double chain hoist split into a single chain to use;

43, the operation of the chain, electric hoist, stand in the hoist directly below;

44, without a license to operate, drive all kinds of motor vehicles;

45, plant motor vehicles traveling with people against the rules;

46, construction machinery, motor vehicles over the nameplate use

47, on-site vehicle transportation loading equipment without sealing the car;

48, the operator of the rotating machinery in the work of gloves;

49, the use of sander, car, pliers, drills and other cutting machinery without protective glasses;

50, the operation of the rotating equipment will be open or put their hands into the shield, gloves, or cloth, cotton gauze on the rotating parts of the cleaning or inspection. Rotating parts of the cleaning or inspection and maintenance;

51, in the mechanical rotation, transmission part of the shield sitting, standing, walking or touching the operation of the mechanical rotation, transmission, sliding part of the rotating and rotating workpiece;

52, the use of the coiler rolled plate, the plate standing;

53, the work of the elevator operation of the elevator door or the floor door is not closed tightly;

54, the elevator door or floor door is not closed tightly;

56, the elevator door is not closed tightly;

57, the elevator door is not closed tightly.

54, knocking the elevator floor contact telecommunication equipment or forced to unlock the operation;

55, elevator overloading operation or cargo elevator mixed loads;

56, into the flammable, explosive area of the motor vehicle exhaust is not equipped with a fire cover;

57, in the flammable, explosive or prohibited areas with fire, smoking, open flames, wearing shoes with iron nails;

58, do not close the oxygen, acetylene valves in time to leave the workplace;

59, acetylene, oxygen pipe mixing, oxygen, acetylene bottles mixed together;

60, high electric, fire welding operations, the equipment below the non-use of fire isolation measures;

61, random damage to fire equipment or removed for other purposes;

62, Arbitrarily blocking the fire escape or access to fire water;

63, pressure vessels, boilers, hydrostatic test boosting process, working on the pressurized parts;

64, the work site with an open flame heating;

65, pressure, charged, oil-filled containers welding or take no measures to the oil-filled containers welding;

66, welding and cutting work Before the work is not cleaned up around the flammable, after the work is not checked and cleaned up the remnants, leaving fires;

67, wearing gloves when hitting the hammer or swinging the direction of the person;

68, high up to clean up the garbage thrown or blocking the channel;

69, falling in the safety net or protection shed debris, not cleaned up in a timely manner before the end of work;

70, without the consent of the relevant departments consent, arbitrarily punching holes in the plant.

Installation of hidden dangers 1, switchboards, power boxes, non-rainproof temporary switch boxes and other power distribution facilities do not have reliable rain-proof facilities;

2, welding machines, winches and other small working machines do not have reliable rain-proof measures;

3, in the cable trench, tunnels, mezzanine, boiler flue work without the use of safe voltage lamps, or lamps more than 36 volts;

4, in metal containers inside the light;

5, in the case of the first two, the first two, the second two, the third, the third, the fourth, the fourth, the fourth, the fourth, the fourth, the fourth and the fourth. p>4, in metal containers, pipelines, wet places to use the lamp voltage is greater than 12 volts;

5, the use of 220 volts and above as a power source for lighting power, no reliable safety measures;

6, in metal containers, welding, container periphery to set up a special person to supervise;

7, the welding handle or welder secondary insulation is poor, there are broken;

8, welding machine shell without grounding protection;

9, electric fire welding wire, power line is not centrally arranged, chaotic direction, no protection measures over the channel;

10, the site of low-voltage distribution switch cover is incomplete or conductive part of the bare, electrical safety instruments, insulated tools are not in accordance with the provisions of the regular test;

11, an electrical switch to control two or more electric equipment;

12, mobile power box without leakage protector or leakage protector failure;

13, site use of non-standard mobile power boxes, switches, power boards;

14, power tools, electric machinery does not meet the relevant national safety standards;

15, scaffolding put into use without the use of departmental acceptance and listing;

16, scaffolding is put into use;

16, electrical safety instruments are not fully covered or conductive part of the bare. p>

16, scaffolding boards are not laid according to the standard or there are probe boards are not tied firmly;

17, scaffolding boards have insect corrosion, fracture phenomenon or strength is not enough, the quality of which can not meet the requirements of work at height;

18, platforms, aisles, ramps, etc., are not equipped with protective rails or not set up protective nets;

19, dangerous work at heights below the safety net is not built;

19, dangerous work below the safety net;

20, the scaffolding is not set up without the use of the department to accept and hang a plate. secure safety nets;

20, protective barrier, safety nets are not firmly built, unreliable;

21, the work site, high work area of the hole without a solid cover or fence;

22, deep ditches, pits around the safety cordon or fence, no warning at night without a red light;

23, night work at high altitude or hearth operation lighting Insufficient;

24, high cross work, demolition works and other dangerous operations, no safety cordon around;

25, scaffolding piles more than its carrying capacity;

26, high work adjacent to the edge of the protective railing and foot blocking boards are not set;

27, the safety facilities are damaged or defective maintenance is not organized in a timely manner, or the work is not completed in a timely manner to recover;

28, in the dust or toxic and hazardous gases in the room or container work, not set up dust or ventilation devices;

29, flammable and explosive areas using ordinary electrical equipment;

30, flammable and explosive areas, key fire prevention areas, the fire fighting equipment is not equipped with all the requirements of fire safety regulations, there is no warning signs;

31, the site of the fire fighting channel is not smooth, fire fighting equipment can not be regular Unobstructed, fire fighting equipment can not be regularly inspected;

32, fire water pressure is insufficient, according to the provisions of the set of fire hoses and faucets;

33, welding operations do not use fire-retardant windbreak canvas;

34, lifting equipment brakes, signaling devices, display devices and protection devices fail or defective;

35, the use of unqualified lifting work Apparatus, or not in accordance with the requirements of the regulations of the lifting equipment for regular inspection;

36, hanging weight for a long time is not put on the ground, not the hoist hand chain chain chain in the lifting chain, and in the heavy weight on the insurance rope;

37, mechanical rotation, the electrified part of the shield;

38, construction materials are not in accordance with the provisions of the unloading, storage, the construction site did not do the work is completed, material, and site clean up. The construction site has not been completed, the material is finished, and the site is clear.

39, dismantled wood, scaffolding, steel templates, poles, etc. are not transported away in a timely manner, piling up debris;

40, on-site materials, components, equipment piled up in a messy way, and are not placed in categories.

Management hidden dangers 1, issuing orders that violate the relevant production safety decrees, rules and regulations, and directing the work in violation of the rules;

2, ignoring the requirements of the rectification notices of the safety supervision department, and failing to eliminate the hidden safety dangers in a timely manner;

3, paying no attention to the installation violations discovered by the workers and the counter-inspection violations drawn up by the technicians, and failing to organize the elimination of such violations;

4, do not seriously learn the lessons, did not take timely and effective measures, resulting in the recurrence of similar accidents;

5, protocols and regulations are not placed on the site, or are not sound;

6, recruitment of outsourcing teams without qualification review or review of the unqualified outsourcing team, subcontracting the project to outsourcing teams that do not have the appropriate qualifications;

7, arranging for the safety of personnel who do not have the safety education and technical delivery or safety assessment failed personnel to carry out on-site work; (micro-signal: technical into training)

8, arrange for personnel who do not have the qualifications for special operations to carry out special operations;

9, violation of the relevant provisions of the occupational contraindications, arrange for personnel who do not meet the health requirements to be on the job;

10, disregard the actual state of health of the workers, forcing the workers to work overtime and overloaded labor;

11, against the rules of command, acquiescence of the workers to work against the rules, risky operations, in the absence of reliable technical measures and safety measures to work in the state;

12, the team leader (the person in charge of the work) does not carry out a safety briefing before the shift, there is no record of the briefing;

13, the major lifting, transport operations, special heights and electric and other hazardous work projects, no Organization, technical measures and operating instructions, without the appointment of guardians or fire around the flammable, explosive areas without filling out a fire ticket, the person in charge of the work on the organization of work;

14, the work of the project without safety measures or without handing over, the person in charge of the work on the organization of work;

15, approved by the operating instructions or safety measures have errors or defects, the approval of the person who has the main responsibility, and the preparer is directly responsible;

16, the person in charge of the work or the approver does not fill in and issue the work ticket or operation ticket according to the requirements of the safe work regulations;

17, the person in charge of the work makes unauthorized changes to the approved technical measures, safety measures, or the work ticket or operation ticket, the hazardous point analysis card, and the work instruction;

18, the work is arranged in an improper way in terms of methods and procedures, such that the work Hazardous to the life safety and health of workers, such as the leader arranges to carry out electric welding, fire welding or gas cutting work in metal containers at the same time;

19. Arranging or acquiescing to carry out high-altitude open-air work in inclement weather of more than six degrees or to carry out high-altitude work in frosty and thunderstorm conditions without anti-slip or anti-drop measures;

20. Arranging or acquiescing to carry out lifting operations when the wind at the workplace reaches five degrees. The wind area of large lifting operations, or when the wind reaches six or more, or in the event of snow, fog, thunderstorms and other inclement weather, or insufficient lighting commanders can not see the workplace, the operator can not see the command signal when lifting operations;

21, arrangements or acquiescence do not have the relevant knowledge of safety, do not know how to use the firefighting equipment in the work of personnel in the flammable, explosive areas;

22 The company has not taken any safety measures such as fire prevention;

23. The leaders of each work unit did not organize the cleaning of the civilized work area divided in time. Unauthorized decision to change, dismantle, misappropriation or deactivation of safety devices (facilities);

24, acquiescence to the mechanical equipment is not in accordance with the plan of overhauling, running with disease;

25, the decision to let the equipment run with disease or run beyond the force;

26, the occurrence of accidents (including attempted accidents) do not promptly in accordance with the "four do not put off

26, after the occurrence of accidents (including attempted accidents), do not promptly organize and preside over the investigation and analysis of the accident in accordance with the principle of "four no spares", do not carry out the education of the whole staff;

27, violation of penalties, in the way, or instruct the relevant personnel to lower the penalty standard or exemption from punishment;

28, do not adequately support the safety supervision department to perform their duties;

29, the operation of the violation of the rules, device violations, command violations and systematic violations of the rules. , command violations and system violations are not detected, not stopped, not corrected or not punished and educated.

The "two votes, three systems" category of hidden dangers: 1, before equipment maintenance, the person in charge of the work and the person in charge of the work permit do not go to the maintenance site at the same time to check whether the safety measures have been correctly carried out;

2, the work ticket, the operation ticket without the analysis of the danger point and the precautionary measures, or members of the work did not sign the precautionary measures on the danger point. Recognition before starting or operating;

3, handling work tickets instead of signing or working without tickets;

4, alteration in filling out operation tickets, electrical equipment does not use double names according to the regulations;

5, when working on-site, the work ticket is not carried with you;

6, when filling out coils, changing meters and other simple work on production equipment, work tickets are not processed;

7, work tickets are not processed;

8, work ticket is not processed when filling in coils, changing meters, etc.;

9, work ticket is not processed;

10, work ticket is not processed. p>

7, the work of changing the person in charge of the work without change procedures;

8, rotating equipment after the end of maintenance, the work ticket is not recovered on the power trial;

9, overhaul work period exceeds the limit, do not promptly apply for an extension of the procedures; work is not timely after the end of the work ticket end;

10, electrical several operating items in a single operation ticket, do not Fill in separately;

11, unauthorized expansion of the work ticket on the work content;

12, into the field before the work, the person in charge of the work did not explain to the members of the work team safety measures and precautions to be taken before the start of work;

13, the staff do not understand before the work, without checking the safety measures on the job;

14, before the operation, do not carefully see the operation ticket whether it has been ordered

15, the operation does not operate according to the operation ticket item by item operation "√";

16, hold two operation tickets at the same time, cross-operation;

17, the members of the work team and the members of the work ticket does not match, the members of the work do not understand the content of the work;

18, the person in charge of the work in overhaul work leaves the work site and does not designate a temporary agent;

19, without ascertaining whether the work ticket is withdrawn and whether the conditions for power delivery are present that is, power delivery, stopping power delivery without using the contact sheet for stopping and delivering power;

20, working on the shell of the electrically charged equipment without filling in the use of the second type of work ticket;

21, the operation of the ticket is not sung, recited, recited not Serious, weak voice, both sides can not hear;

22, the person in charge of the work and the work permit not at the same time after the completion of maintenance work to check the maintenance site;

23, the operation of the guardian is not in place, the operator unauthorized operation. The guardian does not monitor, operate with the operator, or leave the post to engage in other activities;

24, do not check the operating position, number, do not check the simulation diagram before operation;

25, the operation of the preparatory work before the operation is not done, do not bring the key, tools, etc., do not check the power test pen, shaking table is intact;

26, do not check the name of the equipment and the number of pre-operation;

No signature on the shift;

31, not in accordance with the provisions of the equipment system, operating conditions check on the shift;

32, duty record book records sloppy, incomplete, unclear handwriting, messy ticking and scratching;

33, tour inspection is not allowed to be on time, the inspection is not in place, not in accordance with the specified route inspection, do not carry inspection tools, etc.;

34, equipment is not According to the prescribed time for regular rotation of equipment;

35, powder system does not carry out regular powder extraction and implementation of the powder bin down powder work;

36, on-duty supervision of the disk is not serious, meter changes found not in time, false meter reading;

37, on-duty personnel leave their posts without asking for instructions;

38, major operations of the thermal system do not use the Operation ticket, guardianship is not in place or the level of guardianship is reduced;

39, unauthorized movement of safety facilities or change the safety measures in the work ticket to work.

Electrocution and electromechanical injuries hidden dangers 1, do not test the electricity before turning to the grounding wire or test time is not sufficient;

2, after the end of the work, omitted to remove their own grounding wire, etc., safety measures are not restored to the situation before the start of the work;

3, installation and removal of the grounding wire in the order of the reversal;

4, the motor test shell is not grounded; no grounding wire for power tools;

5, omitted to hang, wrongly hung, not hung warning signs and signs;

6, high-voltage test, the live equipment around the channel and the channel is not set up fence signs;

7, connecting the power cord, the power cord is hung directly on the fuse of the gate; copper wire instead of fuses;

8, haphazardly pulling, indiscriminately connecting low-voltage wiring, the use of unqualified wires, cables;

9, using the Shell broken (or no cover) of the power switch, do not use the power plug, directly into the socket wire;

10, non-electrical personnel without authorization to connect the power cord;

11, the use of drills, grinders and other power tools without insulated gloves;

12, the use of power tools in the event of a temporary blackout does not cut off the power supply in a timely manner;

13, the overhaul of the work After the end of the power tools or running light power supply without cutting off the power supply on the power cord;

14, the use of super-cycle or insulation failed to work on electrical tools;

15, in the instrumentation to protect the power supply circuit connected to the furnace and other loads;

16, the electrical operation without the use of insulated tools;

17, without permission to arbitrarily lift the locking device;

18, the single-phase power tools without insulated gloves;

18, the single-phase power tools without insulated gloves. p>

18, a single person to stay in the switch room, boosting station, etc. to carry out work;

19, inspectors touch the switch actuator or move the cover across the safety distance;

20, low-voltage energized operation without a person to supervise;

21, the use of clamp-type ammeter to measure the current without insulated gloves;

22, with a brush to clean the electrical Terminals and switches without insulating tape wrapped brush metal parts;

23, in the steam bag and other metal containers work without the prescribed use of running lights;

24, that the equipment load is not big, directly pull the knife gate without switch operation;

25, blindly in the thought of a long time out of service on the equipment to work;

26, in the oil area of the equipment is not blackout work;

27, in the oil area is not blackout equipment;

28, in the oil area of the equipment to work;

28, in the oil area is not blackout

27, working on the control loop, without drawings, without checking the field terminal number, work by experience;

28, touching light switches and other electrical equipment with wet hands, using a wet cloth to wipe the energized low-voltage equipment and light cannons;

29, take a long burlap, ladder, and other long objects to enter high-voltage room, boosting station unsupervised;

30, measuring work with a steel tape measure, tape measure around the live equipment;

31, blindly cutting saws without checking whether the cable with voltage;

32, trenching, digging without knowing whether there are cables and pipelines under the ground before digging without authorization;

33, turn on the welder, one hand on the welder, and the other hand to push the switch;

34, Welding work, welding machine shell is not grounded, the use of defective welding tools;

35, welding wire laid on top of or under the winch wire rope;

36, in the lighting circuit connected to the welding machine or other power supply;

37, special disk with a wire cutter to take the wire;

38, thunderstorms and high voltage equipment patrol outdoor not wear insulated boots

39, the operation of the rotating equipment shield or cover open, or put their hands into the cover;

40, exposed gears, chains, belts, shafts and other rotating parts of the cleaning or other work;

41, engaged in machining with gloves;

42, the use of grinding wheels without a protective cover, grinding with grinding wheels do not wear Glasses, or grinding the workpiece on the side of the grinding wheel;

43, wearing gloves or wrapping a rag around the hand to clean the fixed part of the running machine;

44, when using a drilling machine. Grabbing the workpiece directly with the hand to punch holes;

45, cutting the workpiece when there are people on the opposite side;

46, clamping table in front of the front is not set up to protect the wire mesh;

47, female staff to enter the production site to work, did not put the long hair coiled in a work cap;

48, in order to save time and short cuts across the rotating parts of machinery and equipment;

49, turning the backrest wheel of the equipment, etc.;

50, the workpiece is not in a fixed position. Starting the rotating equipment without a protective cover on the backrest wheels or without the protective cover being firmly fixed;

50, starting the transportation belt without making contact before starting it and without starting the warning bell;

51, walking on the coal conveyor belt while standing or crossing the belt;

52, clearing the coal accumulation on the rotating coal conveyor belt frame;

53, installing the flange of the piping When docking, directly use your hand to test the position of the bolt holes;

54, people in the coal mill to replace the large tiles when the panning of the big tank;

55, into the coal mill inlet to clean up the blockage of coal without pressure back to the powder pipe, without disconnecting the power supply, without a guardian;

56, shovel overloading, shovel shoveling the workpiece when the people standing in the forklift;

57, not the Professional lifting personnel without authorization to lift heavy operations;

58, in the equipment pipeline, hanging spreader lifting heavy objects;

59, without the production of technical departments to review the permission on the floor or frame holes;

60, wearing gloves wheel sledgehammer, do not pay attention to the surrounding area whether someone.

Hidden dangers of work at height 1, working at a height of more than 2 meters do not wear a safety belt;

2, safety belts are not inspected before use, the use of the belt is not in accordance with the provisions of the belt;

3, safety belts, safety ropes are not in accordance with the provisions of the static tensile test;

4, the use of safety belts when the hook is hanging on the structure is not solid, or not in accordance with the provisions of the high hanging and low;

5, with a sub-standard safety belt;

5, with a sub-standard safety belt. p>5, with unqualified steel wire rope, hemp rope lifting heavy objects;

6, wearing a helmet without the required fastening of the rope;

7, the use of unqualified ladders or incorrect use of ladders, ladders and the ground inclination angle is too large or too small; will be placed in the ladder on the unstable support for work at altitude, or the ladder is moved when people stand in the ladder work, the bottom foot of the ladder does not take anti-skid measures;

8, the use of power tools on the ladder, not to do a good job of preventing electrocution fall safety measures;

9, standing on the ladder to work unsupervised or did not hold up the ladder;

10, in more than 1.5 meters and did not install the railing of the platform or scaffolding without wearing a safety belt to work;

11, scaffolding and scaffolding when building Binding is not solid, scaffolding board laying false suspension, thickness is not standardized, the two ends are not tied to fix;

12, scaffolding is not hung on the building and acceptance of the sign, not regularly check to confirm;

13, the opening of the cable holes, gutter covers, etc., do not set up a safety warning signs;

14, in the roof, poles, drawbridges and other dangerous edges of the work of the high places

15, stairs, platforms, railings, cover overhaul after removal, not timely restoration;

16, in the glass fiber reinforced plastic tiles, plank roof, linoleum, asbestos tiles and other places of the upper part of the work, did not take to prevent the safety measures to prevent the step of the fall;

17, drunkenness to work on the heights;

18, Suffering from high blood pressure, heart disease, anemia and other unsuitable for work at heights of people engaged in work at heights;

19, the guardian is not the scene of unauthorized work at heights;

20, lifting things above the people standing, lifting heavy objects without supervision and direction;

21, people walking or staying from below the suspended weight;

22, people working at heights Transfer without wearing a safety belt.

Transportation hazards 1, do not do a vehicle condition check before leaving the car or car condition problems are not dealt with before driving;

2, the goods are not tied firmly, the driver does not check the unauthorized driving;

3, the vehicle starts fast, turn downhill fast or idle slip;

4, the driver driving on the way to chat with people;

5, the rendezvous When the car does not slow down or driving in the same direction distance is not enough;

6, the plant motor vehicles speeding or loaded, out of the plant;

7, icy roads or snow without anti-skid chain driving;

8, do not strictly carry out the "three checks" (before, on the way to the car and after the car after the end of the check) system.

Firefighting and environmental protection hidden dangers 1, oxygen cylinders, acetylene bottles carried in the same car, the use of spacing less than 8 meters; open storage without cover and exposure to the sun;

2, the use of pressure reducing valve failure of the oxygen, acetylene pressure gauge, or do not check for leaks;

3, do not go through the procedures of the work of the fire, in the flammable, explosive areas and the scope of work;

4, welding Operations, sparks fall on flammable materials, not checked;

5, the oil tank memory oil is not completely drained, the oil system is not isolated, fire and explosion-proof measures are not perfect that welding;

6, into the oil depot area and other key fire prevention areas, do not hand over the fire without authorization to enter;

7, flammable and explosive substances are not stored in accordance with the designated location;

8, unauthorized in the Site cleaning and wiping equipment;

9, kerosene, gasoline, turbine oil, lubricants, etc., poured into the gutter;

10, high-temperature pipeline insulation stuck with oil stains, do not replace the treatment in a timely manner;

11, powdered coal on fire with pressurized water to pour the fire of the pulverized coal;

12, electrical equipment on fire, do not pull out the power to extinguish the fire;

13, chemical oven baking food;

14, unauthorized use of electric stoves;

15, fire fighting equipment without permission to use privately, not put back in place after use;

16, unauthorized use of hydrants, hoses, site cleaning;

17, fire using fire-fighting equipment does not report, no record;

18, used rags, cotton gauze everywhere. used rags, cotton yarn littered everywhere;

19, major operations affecting environmental protection is not reported to the environmental management department.

Equipment and PPE hidden dangers 1, lifting operators, without prior inspection of equipment and the surrounding environment before operation;

2, start the motor, do not pay attention to observe the current changes and the direction of rotation;

3, start the motor of the interval and the number of times is not in accordance with the relevant provisions of the implementation;

4, start more than 6 kv motor does not contact with the electrical duty personnel;

4, start more than 6 kv motor does not contact with the electric Contact the duty personnel;

5, wearing nail shoes and not wearing special overalls into the generator chamber work;

6, the use of vise with a hammer to tighten;

7, assembly of workpieces without using a copper rod but use a hammer to directly hit the workpiece;

8, coal mill shutdown, the system memory powder is not pumped out before stopping the grinding;

9, the inlet of coal mill There is a coal accumulation, the use of negative pressure to increase the method of pumping coal accumulation;

10, high work without the use of tool bags, up and down to throw tools, down to throw debris, objects improperly stored fall;

11, the winch work site is not set up a warning sign, the people pass at will, the winch running to adjust the drum on the steel wire rope;

12, lifting heavy objects, there is no fence or warning signs around;

12, the lifting of heavy objects, there is no fence or warning signs around;

12, the lifting of heavy objects, there is no fence or warning signs around or warning signs;

13, in the lifting of objects under the head, reach, view, cleaning and wiping the lifting parts;

14, hand-operated hoists overloaded, the lower hook upside down in the lifting chain;

15, lifting the workpiece when the hand on the wire rope;

16, easy to trip and fall in the place of not setting up a warning sign;

17, for civil engineering Construction and ground drilling without fences, warning signs, and red lights at night;

18, working inside the container, there is no guardian outside the container;

19, the vapor system is not isolated, with pressure tightening of the flange bolts and nuts;

20, the furnace blowing soot, open the inspection holes to observe the boiler combustion;

21, entering the powder bin, not Do small animal experiments, and no other precautions;

22, in the case of powder feeder motor without cutting off the power supply to pull out the powder;

23, flushing the water level meter, the person stood directly opposite the water level meter;

24, maintenance personnel to eliminate the burner leakage of powder and other defects, do not contact the stoker;

25, without stopping the power of powerful fan power to move the fan;

26, chemical and chemical equipment;

27, the boiler is not a good choice for the boiler;

28, the boiler is a good choice for the boiler. p>

26, chemical test tube heating the mouth of the tube to themselves or others;

27, in the operation of the explosion-proof door, see the fire hole, the steam bag, the water level meter next to a long time;

28, unloading acid, alkali, without protective glasses, masks, gloves, do not wear rubber boots.

Other comprehensive hidden dangers 1, after a long vacation, without examination and training on the job;

2, loaned workers, temporary workers enter the site without permission procedures;

3, the key parts of the unauthorized entry and exit without formalities;

4, do not go to work in accordance with the provisions of the dress code;

5, the thermal staff in the field, without contacting the operating personnel to move the meter and the meter without permission;

5, thermal staff in the field, without contacting the operating personnel. Contact with the personnel on the unauthorized movement of meters and measurement points;

6, the end of the maintenance without serious acceptance of the final work ticket, do not clean up the scene;