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What are the safe production operations
2, the use of truss shuttering should be strictly checked, found serious deformation, screw loose, etc. It should be repaired in time.
3, shuttering must be carried out according to the process, before the template is not fixed, the next working procedure shall not be carried out, and it is forbidden to climb up and down with the help of tie rods and supports.
4, for more than 4 meters column template, must be around firmly, to set up the workbench when operating, less than 4 meters, can use horse stool operation.
5, for independent beam mould should be set up temporary workbench, shall not stand on the mould operation and walking on the beam bottom die.
6. Dismantling the formwork shall be approved by the construction technicians, and shall be carried out in sections in sequence. It is forbidden to pry, hard touch or pry off or pull down in a large area. Dismantled formwork shall be transported to the designated place in time and piled up in a centralized way to prevent nails from pricking feet.
7. When the prefabricated formwork such as thin web beam, crane beam and truss is dismantled, it should be dismantled along with the top bracing to prevent the components from toppling.
Mechanical maintenance worker operation procedures 1, the working environment should be dry and clean, and the passage should not be blocked.
2, flat shovel, punch tail quenching is not allowed, curling cracks should be handled in time, pick shovel work should prevent iron filings splash cuts; Adjustable wrench does not allow reverse use; You are not allowed to wear gloves when hitting a sledgehammer, and you are not allowed to make friends in the direction of swinging the sledgehammer.
3. When clamping the workpiece with a vice, it should be clamped firmly, and the clamped workpiece shall not exceed two-thirds of the maximum stroke of the jaw.
4, mechanical disintegration, want to use stents, stable pad, when there is a rotary structure to jam.
5, when repairing machinery, should choose a flat solid place to park, support firmly and wedge; When using the jack, it must be fixed with a bracket.
6. It is not allowed to operate under a moving vehicle.
7, maintenance of toxic, flammable and explosive containers or equipment, should be strictly cleaned, after inspection, and open the air channel, before operation. The operation in the container must be well ventilated and supervised outside.
8. When overhauling the machinery, there should be a warning sign "Overhauling, no starting". Non-maintenance personnel shall not start or rotate. During maintenance, hands are not allowed to go deep into the gear box or search for suitable holes by hands.
9, commissioning, should always pay attention to all kinds of instruments, sounds, etc. , found abnormal situation, should immediately stop.
Operating rules for gas welders 1. Flammable and explosive articles around the welding site should be removed or covered with isolation.
2, must be in the flammable and explosive gas or liquid diffusion zone welding, should be approved by the relevant departments of the test, before.
3, oxygen cylinders, oxygen meters and welding tools, it is forbidden to be contaminated with grease.
4, acetylene generator parts and pipe fittings, shall not be made of copper.
5, acetylene generator should change water every day, it is forbidden to put the material on the floating barrel, are not allowed to use the hand on the floating barrel pressure or shake.
6, acetylene generator shall not be placed directly under the wire, oxygen cylinders shall not be put together, and the distance from inflammable and explosive articles and open flames shall not be less than 10 meters. Check whether there is air leakage, use soapy water, and it is forbidden to use naked flame.
7, ignition, welding torch is not allowed to people, burning welding torch shall not be placed on the workpiece or on the ground. Together with acetylene and oxygen, it is not allowed to be used in metal containers to prevent gas from escaping and causing combustion accidents.
8. It is forbidden to weld or cut on the pressure vessel or pipeline, and the electrified equipment should be cut off first.
9, in the storage of flammable and explosive drugs on the container or pipeline cutting, welding, should be cleaned up first, and open all the pores and mouth.
10, after work, close the oxygen cylinder valve and screw on the safety cover. When the acetylene floating barrel rises, the head should avoid the rising direction of the floating barrel, and should be placed horizontally after being pulled out. Don't put it on the ground. Check the job site to make sure there is no fire danger and prevent it from leaving.
Tower crane driver's operating rules 1, steel wire rope must be arranged neatly on the drum, the tail is stuck, and at least three circles should be reserved in the work.
2. When two or more tower cranes are working, they must be under unified command, coordinate their actions and listen to the signals of the commanders. When the signal is unknown, the work should be suspended.
3, lifting objects, it is forbidden to stand on the object or processing, lifting objects are forbidden to fall freely, heavy falling, should be controlled by hand brake or foot brake slow falling.
4, strictly implement the tower crane "ten don't hang", not illegal operation.
5. Before hoisting, the commander must confirm that the hoisted objects are tied safely and reliably before giving operation orders.
6. When the wind reaches level 6 or above, stop the operation and take corresponding measures to avoid damage.
7. When the lifted weight is translated, it should be more than 0.5m higher than the obstacles it crosses.
8. After the operation, turn the control switch to zero, then turn off the main power switch and lock the distribution box.
9, often check the key parts of the tower crane, if there are any unsafe factors ruled out in time, transmission parts often maintenance, keep a good working condition.
Scaffolding safety operation procedures 1, scaffolding poles should be placed vertically on metal bases or skids, the spacing between poles should not be greater than 2m, the spacing between main bars should not be greater than1.5m, the spacing between small bars should not be greater than1.5m, and the joints between poles and main bars should be staggered.
2. The putlog depth of single-row scaffold shall not be less than 24 cm, and the main rail shall not be less than 10 cm. When passing through doors, windows and passages, the distance between small bars should be greater than 1 m, and the suspenders should be fastened.
3, 18 cm thick brick walls and bucket walls shall not use single-row scaffolding. The scaffolding load shall not exceed 270 kg per square meter. If the load must be increased, it shall be erected according to the construction scheme.
4, scaffolding at both ends, the corner and every 9- 15 meters should be set shear brace, the angle between the shear brace and the ground is not more than 60 degrees, pull node should be set in three steps and three spans or two steps and three spans.
5, shelf laying width shall not be less than 1.2 meters, scaffolding should be covered, not more than 20 cm away from the wall, and can not have air strikes and probe plates. Scaffolding lap shall not be less than 20 cm, and double rows of small bars shall be set when docking, and the spacing shall not be greater than 30 cm.
6, scaffolding should be two people from the inside out in turn, when laying the first piece or turn to the outermost piece of scaffolding, must hang up your seat belt.
7. The laying width of feed chute shall not be less than 1.5m, the slope shall not be greater than 1: 3, and the spacing between anti-skid strips shall not be greater than 30cm.
8. For external measurement of scaffolding, ramps and platforms, protective railings with a height of 1m and skirting boards with a height of 18cm should be tied.
Electrical safety operation regulations 1, all insulation and inspection tools should be properly kept, and checked and calibrated regularly.
2. The installation of high and low voltage equipment and lines for site construction shall comply with the construction design and relevant electrical safety regulations.
3. It is forbidden to connect and disconnect the load on the line, and live working is prohibited.
4. The blowtorch shall not leak, leak or be blocked, and shall not be ignited and used in inflammable and explosive places. After the work, put out the fire and deflate.
5. When configuring epoxy resin and asphalt cable adhesive, the job site should be well ventilated and take protective equipment.
6, someone get an electric shock, should immediately cut off the power supply, first aid, electrical fire, should immediately cut off the power supply, use foam extinguisher or dry sand to put out the fire.
7. The grounding wire shall be multi-stranded copper wire with a cross section of not less than 50% of the phase wire and special wire clamp.
8, with insulating rod or traditional mechanism to close the high voltage switch, should bring insulating gloves.
9, rainy day outdoor operation, in addition to wearing insulation protective equipment, insulating rod should have a rain cover, and someone care.
10, the safety shell used for electrical equipment must be grounded or connected to zero, * * * A power supply network does not allow some grounding and some connecting to zero.
Operating rules for painters 1. All kinds of paints and other flammable and toxic materials shall be stored in special warehouses and shall not be mixed with other materials. The volatile oil should be kept in a closed container and properly preserved.
2. The warehouse should be well ventilated, no people are allowed to live, and fire-fighting equipment and obvious "no fireworks" signs should be set up. The warehouse should keep a safe distance from other buildings.
3. Use sandblasting to remove rust. Nozzle joint should be firm, and it is not allowed to point at people. Before maintenance or replacement, nozzle blockage should be stopped to eliminate pressure.
4, the use of kerosene, gasoline, rosin water, acetone and other deployment of oil, wear protective equipment, smoking is strictly prohibited.
5. Wastes such as cotton yarn, emery cloth and oiled paper contaminated by paint should be collected and stored in a covered metal container for timely treatment.
6. When spraying indoors or in a container, keep it well ventilated, and no fire source is allowed around the painting operation.
7. Use electrostatic spraying. In order to avoid electrostatic accumulation, the spray booth should have grounding protection device.
8. When brushing the window sash, the seat belt must be hung in a firm place, and the cornice and downspout should be brushed. Scaffolds or hangers should be granted amnesty. Brush the iron roof with oil at a temperature greater than 25 degrees, and set up movable board ladders, fences and safety nets.
9, when using a blowtorch, refueling shall not be too full, pumping shoulds not be too full, use time shoulds not be too long, blowtorch is not allowed to people when ignition.
10, using shotcrete machine, when hands are stained with slurry, it is not allowed to switch on and off to prevent electric shock and nozzle blockage, and it is not allowed to dredge people.
1 1, glass cutting should be carried out at the designated place, and the cut leftover bits and pieces should be piled up and handled in time, and gloves should be worn when handling glass.
12. When installing glass at a high place, the glass should be placed stably, and it is forbidden to pass vertically from below. When installing roof lighting glass, scaffolding or other safety measures should be laid.
13. Put the used tools in the bag, and nails are not allowed in the mouth. After the glass is installed, hang the air hook.
Operating rules for concrete workers 1. When the car is poured into the hopper, there should be measures to stop it, and it is not allowed to use too much force. When transporting by derrick, the handlebar shall not extend out of the cage, and the wheels shall be blocked back and forth to stabilize them.
2, pouring concrete using the valve and the string tube internode must be connected firmly, operating parts should have protective railings, are not allowed to directly stand on the valve to help operate.
3. When conveying concrete with a pump, the pipe joint and safety valve must be in good condition, and the shelf of the pipeline must be firm. It must be delivered before delivery, and the maintenance must be lifted.
4, pouring concrete frame, beam and column, should set up the console, shall not be directly standing on the template or support operation.
5, cast arch structure, should be symmetrical on both sides of the arch Angle at the same time; Cast-in-place ring beam, awning and balcony should be protected; When throwing the dustbin, the hole should be closed first, and temporary scaffolding should be laid to prevent people from falling.
6. Don't stand or walk on the edge of the concrete curing pool, and pay attention to the cover plate and gutter holes to prevent falling.
7, the use of vibration pump should wear rubber shoes, wet hands can not touch the switch, the power cord can not have broken skin leakage.
8, prestressed grouting, should be carried out in strict accordance with the provisions of the pressure, slurry pipeline should be smooth, valve joint should be tight and firm.
Operating procedures for rebar 1, steel, semi-finished products, etc. Should be neatly stacked according to specifications and varieties, the production site should be flat, the workbench should be stable, and the lighting must be covered with a net.
2. Straighten the steel bar, clamp it firmly, and anchor it firmly. No pedestrians are allowed along the 2m area. Straighten it by hand. Don't touch the push rod on the chest and abdomen, and loosen it slowly, not once.
3. Unfold the round bar into a card shape to prevent rebound. Cut it off with your feet first.
4, artificial cutting, tools must be strong. Stand at an oblique angle to the hammer, and pay attention to people and things in the area where the hammer falls. Cut the rebar within 30cm and level it with pliers. It is forbidden to hold them by hand, and a protective box is set outside.
5. When many people transport steel bars together, the actions of going up, down, turning and stopping should be consistent, and the manual transmission should not be on the same vertical line. The steel bars should be scattered and safely stacked to prevent dumping and collapse.
6. Scaffolds and stirrups must be erected for binding steel bars and installing skeletons in high-altitude deep pits.
7, binding column, wall reinforcement, shall not stand on the steel skeleton and climbing skeleton up and down. The column rebar is less than 4 meters, and the weight is not big. It can be tied to the ground or on the hug surface and erected as a whole. When the column rebar exceeds 4m, a workbench shall be set. Column beam skeleton, the application of temporary support, to prevent dumping.
8. When binding the ring beams, overhangs, external walls and side columns of high-rise buildings, an outer frame and a safety net should be erected, and the safety belt should be fastened.
Safety operation regulations for welders 1. The shell of electric welding machine must be well grounded, and the power supply should be loaded and unloaded by electrician.
2. The welding machine should be equipped with a separate switch, which should be placed in a rain-proof switch box, and gloves should be worn for lateral operation when it is closed.
3, electrode holder and wire must be well insulated and firmly connected. When replacing covered electrode, gloves should be worn. When working in a damp place, he should stand on an insulating rubber pad or a wooden board.
4. It is forbidden to weld containers or pipes under pressure, and the power supply must be cut off when welding equipment is brought.
5. When welding in a closed metal container, the container must be reliably grounded, well ventilated and supervised by designated personnel.
6. When welding preheating parts, insulation measures such as asbestos cloth or baffle should be taken.
7. Replace the zero line with wires, grounding wires and wire ropes or electromechanical equipment, and all grounding wire joints must be firmly connected.
8. When replacing the moving handle, cut off the power supply and don't climb the ladder with the handle.
9. When arc gouging is used to remove welding slag, protective glasses or masks should be worn to prevent iron slag from splashing and hurting people.
10, when several welders are welding together, the welding platform or weldment must be grounded, and there should be a light shield.
1 1, when working in thunderstorm weather, the open-air welding operation should be stopped.
12. After the work, cut off the power supply of the welder and check the operation site before leaving.
Safety operation regulations for machinery operators 1, machinery must be placed in a flat and solid place.
2. Before operation, check the wire rope, clutch, brake, rotating pulley, etc. And confirm its safety and reliability before operation.
3. The steel wire rope wound on the drum must be arranged neatly, and at least three turns should be reserved for the operation.
4. In operation, no one is allowed to cross the wire rope of the hoist.
5. When the feed of the mixer rises, it is forbidden for anyone to pass or stay under the material. After the work is completed, the hopper should be fixed.
6, when running, it is forbidden to put tools into the drum.
7, on-site maintenance, should be fixed hopper, cut off the power supply, into the drum, outside should be someone care.
8, listen to the commander's signal at work, the signal is unknown, should stop operation, find out the situation, can continue to work.
9, homework suddenly power failure, should immediately pull down the knife.
Safety operation regulations for rigger 1, rigger should know the mechanical performance of crane, and stand in a place where the overall situation can be taken into account when commanding.
2, more than 80 tons of equipment and components, the wind reaches five should stop lifting.
3. It is forbidden for all personnel to stay or walk under the boom and lifted heavy objects.
4, the use of snap ring should make the length direction stress, pull pin snap ring should prevent the pin from falling off, defective snap ring is strictly prohibited.
5. The hoisting wire rope should be twisted alternately. If there are any abnormal phenomena such as twisted deformation, broken wires and corrosion, the use standard should be lowered or scrapped in time.
6, braided rope buckle should make each rope elastic, the length of the braided part shall not be less than 15 times the diameter of the wire rope, and shall not be less than 300 mm, and when the rope is connected by clips, it shall not be less than 3 clips.
7. The ground anchor shall be set according to the specifications and positions determined in the construction scheme. Whether there are potholes and underground pipelines. , measures should be taken in time.
8. When two or more rope buckles are used for hoisting, if the included angle between the rope buckles is greater than 100 degrees, measures such as anti-slip hook should be taken.
9. When hoisting with four rope buckles, iron columns should be added between the rope buckles to adjust their tightness.
10, use the slide must be fastened, it is forbidden to cross the wire rope and stay where the wire rope may bounce.
Plaster workers operating rules 1, wooden benches and metal supports for indoor plastering should be set firmly, the scaffold span should not be greater than 2m, the shelf stacking materials should not be too concentrated, and there should not be more than two people in the same span.
2, are not allowed to be painted in windows, radiators, washbasins and other components, scaffolding, balcony parts, the outside must hang a safety net, it is forbidden to trample scaffolding protective railings and balcony railings.
3, mechanical spray painting should wear protective equipment, pressure gauge, safety valve should be sensitive and reliable, slurry pipe interface should be firmly fastened, the pipe should be placed straight to avoid bending.
4, slurry transportation must be carried out in strict accordance with the provisions of the pressure, overpressure and pipeline blockage, should be pressure relief maintenance.
5. Decorations are made of prefabricated components, marble, ceramic tiles, etc. , when handling should be neatly stacked, smooth, installation should be smooth, after being stable grouting solidification, temporary support can be removed.
6. When using the grindstone machine, insulating gloves and rubber shoes should be worn. The power cord must not be broken or leaked. The emery block must be installed firmly, and it can be operated only after the trial operation is normal.
The bricklayer's operating rules 1, scaffolding should go up and down the ramp, and it is not allowed to stand on the brick wall for masonry, marking (sewing), checking the verticality of the big corner and cleaning the wall.
2, bricklaying tools should be placed in a safe place, brick cutting should face the wall, after work, scaffolding and brick wall broken bricks and mortar should be cleaned up to prevent falling injuries.
3. After the gable is laid, install the longitudinal beam or add temporary support before loosening the fixture.
4, lifting block fixture should be strong, in place, can loosen the fixture.
5, when the roof slope is greater than 25 degrees, hanging tile must use mobile board ladder, board ladder must have a solid hook, eaves without an outer frame should build protective railings and protective net.
6, roof tile should be two slopes at the same time, keep the roof stress balance, tile to put steady, roof hopeless board, should be laid channels, are not allowed to walk on the longitudinal beam, tile.
7, handling stone to hold, the rope to tighten; Two people should cooperate with each other and act in unison; Transport by car or basket, don't fill it too full, in case people fall.
8. When transporting stone to the pit, chute or lifting shall be used, and no one shall be allowed below.
9. When building on scaffolding, sledgehammer is not allowed, and protective glasses should be worn when trimming stones. Two people are not allowed to operate opposite each other.
10, after work, the stone sundries on the scaffold board should be cleaned up.
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