What are the safety measures for using electricity at construction sites?

What are the safety measures for using electricity at the construction site?

1. The temporary power supply at the construction site adopts a three-phase five-wire system, and the metal shell of the electrical equipment must be protected by a special Neutral connection. 2. All cable trunk lines use 5-core special cables and are laid underground or overhead.

3. Insulated wires must be used for indoor wiring. When using porcelain bottles or porcelain clips, the distance from the ground should not be less than 2.4m, and the distance outdoors should be higher than 3m. 4. The power distribution system is equipped with a main distribution box, a distribution box, and a switch box to implement hierarchical power distribution. 5. Each electrical equipment has its own dedicated distribution box, and the "one machine, one box, one gate" system is strictly implemented.

6. A leakage protector must be installed in the switch box. The rated leakage operating current of the leakage protector in the switch box should not be greater than 30mA, and the rated leakage operating time should not be greater than 0.1s.

7. When working in damp or potholes, use Class III handheld power tools, set the switch box of the leakage protector outside, and have a dedicated person supervise the work.

8. All distribution boxes and switch boxes must be inspected and repaired once a month. Inspection and maintenance personnel must be professional electricians. During inspections, they must wear insulating shoes and gloves as required, and must use electrical insulating tools. . 9. All distribution boxes and switch boxes must follow the following operating sequence when in use. Power transmission operation sequence: main distribution box → distribution box → switch box

Power outage operation sequence: switch box → distribution box → main distribution box (except for electrical faults and emergencies) 10 . When the construction site stops working for more than one hour, the power switch box should be cut off and locked. 11. Inspect, inspect, repair and register all electrical equipment on the construction site on time. Can anyone introduce the safety measures at the construction site?

On-site safety measures:

1. Establish and improve a production safety leadership organization headed by the project manager, which is organized and led Carry out safety management activities. Take responsibility for organizing and leading safety production.

2. Establish a safety production responsibility system for personnel at all levels and clarify the safety responsibilities of personnel at all levels. Pay attention to the implementation of the system and the implementation of responsibilities, regularly inspect the implementation of safety responsibilities, and report in a timely manner.

①The project manager is the first person responsible for safety management of construction projects.

② Functional departments and personnel at all levels are responsible for achieving safety production requirements within their respective business scopes.

③ All employees shall bear the responsibility for production safety, establish a production safety responsibility system, and ensure that the production system from managers to workers is vertical to the end, without missing a link. The safety production responsibilities of all functional departments and personnel should be spread horizontally to all sides, and everyone is responsible.

3. The construction project should pass the safety production qualification review of the supervision department and be approved.

All personnel engaged in production management and operation must pass the safety review of the enterprise and construction project according to the production content they are engaged in, obtain a safe operation certificate, and work with the certificate.

In addition to going through the company's safety review, special operations personnel must also participate in safe operation assessments as required; obtain the "Safe Operation Certificate" issued by the Ministry of Supervision, and insist on "holding the certificate to work." When special operations occur without a license at the construction site, the construction project must bear management responsibilities.

4. The construction project management department is responsible for the inspection and approval of the status of objects during construction and production, assumes the management responsibility for missed inspections and out-of-control conditions of objects, and accepts the resulting economic losses.

5. All management and operating personnel must sign a safety agreement with the construction project management department and make a safety guarantee to the construction project management department.

6. The inspection of the implementation of safety production responsibilities should be recorded carefully and in detail as one of the original data for allocation and compensation. What are the safety measures at the construction site?

Protective measures for earthworks

1. Excavating the earth is carried out in layers from top to bottom. The operating distance is not less than 2.5 meters. Hollowing is strictly prohibited. How to operate the feet.

2. When the depth of the excavation pit (trough) or trench exceeds 1.5 meters, the slope shall be graded or reliable support shall be added according to the soil quality and excavation depth according to the specifications.

3. No soil, materials or equipment shall be piled within 1 meter of the edge of the pit (trough) or ditch; the height of the pile of objects beyond 1 meter shall not exceed 1.5 meters. The height of the pit (trough), ditch and nearby The distance between buildings should not be less than 1.5 meters, and reinforcement measures should be taken if necessary.

4. Excavating earth shall not be carried out under stone slopes or close to unreinforced dangerous building foundations. During the operation, a dedicated person shall be assigned to supervise, pay attention to changes in the earth wall above, and evacuate in time and take necessary measures if any abnormal conditions are found. Corresponding preventive measures (grading or reinforcement).

5. Set up stable and safe ladders to facilitate workers’ getting up and down and avoid falling.

6. At the edges of pits (troughs) and trenches with an excavation depth of more than 2 meters, set up two 1.2-meter-high solid railings and hang hazard signs, and hang red sign lights at night. No one is allowed to rest under deep pits (troughs), cliffs, or steep slopes.

7. During construction in the rainy season, ensure smooth drainage, assign dedicated personnel to monitor the stability of the slope, and stop excavation operations during heavy rains.

8. For nighttime construction, sufficient lighting must be provided and arranged in an area with flat terrain, minimal construction interference, and smooth transportation roads.

9. Arrange workers to repair the slope after mechanical excavation (generally steep) in a timely manner, and then proceed with other operations after meeting the design requirements.

10. During construction, designate a dedicated person to be responsible for on-site inspections. If any problems are found, the work will be stopped immediately and construction will be resumed after the problems are properly dealt with.

Scaffolding protection measures

1. Steel pipe scaffolding uses steel pipes with an outer diameter of 48~51mm, a wall thickness of 3~3.5mm, and no serious corrosion, bending, flattening or cracks.

2. Qualified malleable steel fasteners are used to connect the rods of steel pipe scaffolding, and steel wires or other materials are not allowed to be tied.

3. The distance between structural scaffolding poles should not be greater than 1.5m, the distance between large horizontal poles should not be greater than 1.2m, and the distance between small horizontal poles should not be greater than 1m. During decoration, the distance between scaffolding poles should not be greater than 1.5m, and the distance between large horizontal poles should not be greater than 1.5m. No more than 1.8m, and the distance between small crossbars should not be more than 1.5m.

4. The scaffolding is firmly connected to the structure according to the floor. The vertical distance between the pulling points does not exceed 4m and the horizontal distance does not exceed 6m. The strength of the material used for the pulling is not lower than the strength of double-stranded No. 8 steel wire. For high-rise buildings, The shelves do not use flexible materials for pull connections. According to the current situation, reliable supports are installed at the pull connection points.

5. The operating surface of the scaffolding is covered with qualified scaffolding boards, and the distance from the wall is controlled within 200mm. There are no probe gaps, probe boards, or flying springboards. There is a horizontal net on the lower level of the scaffolding board. There are two guardrails and a toe-stop on the outside of the operation. The safety net is hung vertically. The lower opening is sealed tightly and the protection height is not less than 1m.

6. Ensure that the overall structure of the scaffold is not deformed. For scaffolds with a height of more than 20m, scissor braces are installed longitudinally. The width does not exceed 7 vertical poles, and the angle with the horizontal plane is controlled at 45? to 60?. The height Below 20m, set up positive and negative inclined supports.

7. Develop design plans for special scaffolding and tall scaffolding with a height of more than 20m.

8. The load of the inner and outer load-bearing scaffolding used for structure shall not exceed 2646N/㎡. The load of the inner and outer scaffolding used for decoration shall not exceed 1960N/㎡.

9. The horizontal and vertical distance between the outer edge of the project under construction (including scaffolding equipment) and the edge of the external overhead line is not less than 3m.

10. Various scaffolding Before it is put into use, the person in charge of the construction will organize the person in charge of erecting and using the scaffolding as well as the technical and safety personnel to conduct a contract inspection and acceptance, and perform the handover procedures.

11. Before the erection and disassembly of special scaffolding, the technical department shall prepare a safe construction plan and submit it to the superior technical leader for approval before proceeding with construction.

3. "Four Ports" and "Five Borders" protective measures

1. Hole protective measures

Hole protection

0.5 For openings below m×0.5m, steel wire mesh must be embedded in advance or a fixed cover must be added.

For holes of 0.5m × 0.5m ~ 1.5mm × 1.5m, use pre-embedded full-length steel mesh or add fixed cover plates.

A hole of 1.5m×1.5m or above should be surrounded by two protective fences and a horizontal safety net on the middle pillar. If necessary, it should be covered with dense mesh. The light well is covered with wooden boards and fixed to the building.

(2) Elevator wellhead protection

A metal protective door with a height of more than 1.2m is installed at the elevator wellhead, which is semi-automatically opening, and a baffle of no less than 100mm is provided below the door. A horizontal safety net is installed on the first floor and every two floors above the first floor in the elevator shaft, and the safety net is tightly sealed. Elevator shafts are not allowed to be used for vertical transportation and garbage passage without approval from the superior technical and safety department.

(3) Protection of stair treads and resting platforms

Set up two solid protective railings at stair treads and resting platforms, or use vertical safety nets as protective nets. A horizontal safety net is installed on the first floor of the rotary stairwell, and various materials are not allowed to be stacked anywhere on the stairwell.

(4) Balcony side protection

If the balcony railing cannot be installed along the floor, two protective rails or a safety net must be hung to close it.

2. Edge protection measures

Around the edges of building floors, pillars, derricks and building passages, exterior scaffolding edges, frame structure beam edges and construction working floors On the sides of pillars, on both sides of ramps, and on the outside of the unloading platform, if there is no maintenance structure, two 1.2m high guardrails or a vertical safety net and a guardrail should be installed. Partially add toe boards along the edges.

3. Protection measures for high-altitude operations

Protection for high-altitude operations when there is no external scaffolding or single-row external scaffolding or tool scaffolding is used

Any height above 4m For the above, a 3m wide horizontal net is fixed around the first floor, and a 6m wide double-layer net is supported at the upper level. The bottom of the net is not less than 3m from the surface of the object below, and the upper level is not less than 5m. A 3m wide horizontal safety net is installed every 4 floors on high-rise buildings.

The connection between the horizontal safety net and the building shall be tight, and the gap between it and the building shall not be greater than 100㎜. The outer edge is not less than 500mm higher than the inner edge.

In areas where horizontal netting cannot be set up, netting is set up layer by layer to fully enclose it.

The supported horizontal net will not be dismantled until there is no work at height.

Building entrance and exit protection

At the entrance and exit of the building, a double-layer protective shed 3 to 6 meters wider than 1 meter on both sides of the entrance passage is erected. The roof of the shed is covered with feet not less than 50mm thick. For prototypes, the distance between the two layers should be no less than 500mm, and non-entrances and exits and both sides of the passage should be tightly sealed.

Protection of adjacent construction areas

Protective sheds are erected in places adjacent to construction areas that pose a threat to people or objects to ensure the safety of people and objects. The standards of the protective sheds comply with the basic specifications. .

Requirements for stools and scaffolding boards for working at heights

Iron stools and wooden stools are used to ensure firmness and stability when working at heights. The herringbone stairway has a pull-connect safety device, and a safety guard is required between the two stools. The distance between scaffolding boards shall not be greater than 2m, and it is prohibited for two people to stand on the stool to operate. The scaffolding board material is qualified and the width of a single board is not less than 250mm.

It is strictly prohibited to throw materials when working at heights

4. Safety protection during the installation of large formwork, floor slabs and other components

1. Set up operating platforms and up and down ladders for large formwork When stacking roads, protective railings, self-stabilizing frames, and large formwork, the lower part should be padded with long wooden squares and stacked in pairs. Tighten the foot screws so that they have a self-stabilizing foot of 70? to 80?. In case of strong winds, connection with the structure or multi-piece connection is implemented, and the connection material is rigid. Formwork for long-term storage is also connected with rigid materials and fixed to the building.

2. The external wall panels, internal wall panels, cornices and plug-in boards without legs are placed in the insertion rack set up with steel pipes. The vertical poles in the rack shall be buried at least 500mm underground, and the height of the rack shall be more than 2/3 of the components. There shall be walkways and upper and lower stairs not less than 600mm wide. Scissor supports are set between the vertical poles. There is a horizontal rod on the top and a sweeping rod on the bottom. The skid at the lower end of the component is pressed against the sweeping rod. Plates of the same specification should be placed against each other in the rack. When lifting, take them out from both sides and do not lift them from the middle.

3. When lifting large items such as large formwork, concrete hoppers, and large ash hoppers, snap rings are used, and hooks are not allowed to be used for lifting.

5. Mechanical and electrical protection

1. Mechanical

Tower crane

The foundation of the tower crane meets the specifications and standards, and there is an acceptance report. Four limits and two insurances are complete and effective. Use qualified products for slings and replace them promptly when they reach scrap standards. When lifting large items, hooks are not allowed and snap rings must be used. Follow relevant regulations when operating group towers.

(2) Mixer

Set up an operating shed, and the clutch, brake, safety chain, protective cover and wire rope are in good condition. During maintenance and cleaning, the power should be cut off, a safety chain should be installed, and dedicated supervision should be provided.

(3) The winch

is equipped with a rain-proof and sun-proof shed, a protective cover for the transmission part, a separation board or a fence at the front of the operator, and a protective fence at the cold drawing site.

(4) Electric welding machine

The welding machine should be equipped with a rain-proof and anti-smash cage, the shell should be intact, the protective cover should be firm, and the use of power cords and welding handle wires should comply with operating specifications.

(5) Frog-type tamping machine

The handle insulation sleeve is not damaged, the power cord is intact, a directional switch is installed, and it can be operated by two people.

(6) Steel machinery and woodworking machinery

The transmission parts are equipped with protective covers, and the electrical switches comply with the mechanical operation regulations. According to the machine's usage regulations, install reliable safety protection devices respectively.

2. Electrical

(1) Transformer room (power distribution room)

The outdoor transformer is fenced, prohibited signs are hung, and an operating platform is built inside. The isolation room of indoor air compressor equipment should be equipped with a barrier with a height of not less than 1.7m. The substation room is equipped with safety equipment and fire-fighting equipment.

Zero connection and grounding

Multi-stranded copper wires are used for protective zero connection. They are firmly connected to the equipment or terminal board and have good contact. The working neutral line and the protective neutral line are separated. The cross-sectional area of ??the protected neutral line shall not be less than 1/2 of the phase line.

(3) Lightning protection

Tall facilities such as shelves and machinery above 20m in height are equipped with lightning protection devices, and the lightning protection grounding resistance is not greater than 10?.

(4) Gate box

The box is sturdy, has a door and a lock, the gate matches the equipment, complies with the diagram and safety standards, and the wiring does not expose copper or aluminum. Zero terminal board, one machine and one gate.

All gate boxes are equipped with rainproof and anti-smashing sheds in accordance with standards, and a designated person is responsible.

(5) Safety voltage

Local lighting, running lights, and marking lights shall not exceed 50V. Do not use plastic cords for portable light power supplies. The metal shell and secondary coil of the portable light transformer are connected to zero and grounded.

Class I handheld power tools and mobile power equipment and electrical equipment in humid places have qualified leakage protection devices, which are sensitive and reliable and must be tested regularly by dedicated personnel.

6. Personal protection

1. Safety helmet

Personnel entering the construction site must wear a safety helmet with a product inspection certificate and fasten the chin strap. Check the safety helmet regularly and replace it promptly if cracks, dents, cracks or wear are found.

2. Seat belts

Use safety belts with product inspection certificates. Personnel working at heights (above) and near the edge should use safety belts in accordance with regulations.

3. Others

① Prevent facial injuries: Use goggles and masks during electric welding and gas welding operations in accordance with national standards.

② Prevent electric shock: Personnel doing electrical work and operating handheld power tools should wear rubber gloves or insulating shoes with rubber soles.

Dust and virus protection: Personnel engaged in dusty or painting operations should wear self-priming masks.

Prevent burns: Use protective gloves and high-top shoes when welding and gas welding.

Anti-slip: Hard-soled, high-heeled, slippery, or spiked shoes are prohibited at the construction site. What are the safety measures at road construction sites?

Before construction, the site must be treated with "three connections and one leveling". When building temporary access roads, the safety of vehicles and pedestrians must be ensured. There are clear signs and traffic control measures. Conduct surveys to understand temporary water and electricity usage at the construction site and draw sketches. Provide water and electricity safety education to all construction workers, and strictly abide by the certification system for special staff.

Before construction, clearly mark the pipelines buried underground and provide detailed explanations to the construction personnel. When excavation passes through dangerous structures such as cracked walls and crooked chimneys, they must be supported and reinforced in advance. Set up protective fences at benchmark points and electric poles, and formulate practical and feasible safety construction plans for road sections prone to landslides during rainy season construction.

Safety signs, dangers, warnings, symbols and slogans prescribed by the state are hung in the construction area to warn people of the scope of protection and dangerous areas.

Construction preparation

Before construction, the site must be treated with "three connections and one leveling". When building temporary access roads, the safety of vehicles and pedestrians must be ensured. There are clear signs and traffic control measures. Conduct surveys to understand the temporary water and electricity consumption at the construction site and draw sketches. Provide water and electricity safety education to all construction workers, and strictly abide by the certification system for special staff.

Subgrade construction safety

Before subgrade construction, a strict construction organization design should be prepared, strict construction specifications and safety technical operating procedures should be formulated, on-site command and dispatch personnel should be implemented, and all construction personnel should be Conduct safety technical briefings, arrange construction site safety protection facilities, and equip construction personnel with necessary safety protection supplies. Only when everything is ready can the roadbed construction begin.

Construction safety of base layer and surface layer

When constructing the base layer of composite soil, attention should be paid to preventing environmental pollution and affecting the physical and mental health of residents. Fences should be set up when necessary. No one is allowed to stand around the machine. To ensure that the machine can move forward and backward freely, there must be a dedicated person on site to direct the machine to prevent personal injury or death. During paving construction, construction workers should pay attention to avoid construction machinery in time and obey on-site instructions. After the construction is completed, the site must be cleaned up, and remaining materials must not be dumped on the roadside to affect pedestrian safety.

Construction safety of accessory structures

During construction of precast masonry: ? When transporting precast blocks, you should first check whether there are any cracks in the precast blocks to prevent sudden breakage and injury during transport. When transporting, two people should carry each other and stack them neatly and steadily. During the transportation, the two of them coordinated to prevent their hands and feet from being crushed. When installing, hold it firmly and be careful when moving. After the installation is completed, collisions between pedestrians and vehicles are prohibited during the health maintenance period. During well construction: Workers must wear safety helmets correctly. Use chute or hoist to transport bricks and stones downward. When lifting, the rope must be strong and tied tightly, and the upper and lower workers must cooperate in a consistent manner. When the well is more than 1.2 meters long, scaffolding or simple shelves must be set up. When building masonry, prevent bricks, stones, tools, etc. from falling and injuring people. What are the safety measures at the decoration construction site?

Ensure the quality of the project, protect personal health and property safety, protect the environment, and safeguard the interests of the public.

3.1.3. During construction, it is strictly prohibited It is strictly forbidden to damage the original insulation facilities of the house; it is strictly forbidden to damage the stress-bearing steel bars; it is strictly forbidden to stack items in a concentrated manner under excessive load; it is strictly forbidden to drill holes and install embedded parts in the precast concrete hollow floor slab.

3.1.4. During construction, it is strictly prohibited to modify the main body of the building without authorization. Load-bearing structures or changing the main functions of the room; unauthorized dismantling or modification of gas, heating, communications and other supporting facilities is strictly prohibited.

3.1.5. The installation and debugging of pipelines and equipment projects should be completed before the construction of decoration projects, and those that must be carried out simultaneously should be completed before the construction of the facing layer. Decoration and renovation projects shall not affect the use and maintenance of pipelines and equipment. Decoration and renovation projects involving gas pipelines must comply with relevant safety management regulations.

3.1.6. Construction personnel should abide by laws and regulations on construction safety, labor protection, fire prevention, and poison prevention.

3.1.7. The electricity consumption at the construction site should comply with the following regulations:

1. A temporary construction electricity system should be established behind the household meter for electricity consumption at the construction site.

2. The installation, maintenance or dismantling of temporary construction electrical systems should be completed by electricians.

3. A leakage protector should be installed in the power supply switch box for temporary construction. The power cord entering the switch box must not be connected with a latch.

3.18. The water used at the construction site should comply with the following regulations:

3.2 Basic requirements for materials and equipment 3.2.1. The variety, specifications, and performance of materials used in residential decoration projects should comply with the design requirements requirements and relevant national standards.

3.3.1. Material transportation during the construction process should comply with the following regulations:

4.1.1. The construction unit must formulate a construction fire safety system, and construction personnel must strictly abide by it.

4.5.1. Residential decoration and decoration shall not block fire-fighting facilities, evacuation signs and safety exits, and shall not hinder the normal use of fire-fighting facilities and evacuation passages. Fire doors shall not be modified without authorization; 5 Indoor Environmental Pollution Control ; 6 waterproofing project; 7 plastering project; 8 ceiling project; 9. lightweight partition project; 10. door and window project; 11. detail project; 12. wall paving project; 13. painting project; 14. floor paving Engineering; 15. Sanitary appliances and pipeline installation engineering; 16. Electrical installation engineering; etc. safety measures. What are the safety protection measures at construction sites?

(1) Personal safety protection requirements at the construction site. Personal safety protection at the construction site must be carried out in strict accordance with the requirements of our company.

1. Safety helmet regulations

Once construction workers enter the construction site, they must correctly wear safety helmets that meet the standards. Yellow safety helmets are for managers, red are safety helmets for inspectors, and white are safety helmets for workers. Material "carbon fiber or fiberglass".

2. Safety belts

All workers who operate at a height of more than 1.8m from the ground must wear safety belts. There is no fixed place around them, and brackets are set up to support workers

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Make. Keep its operators in a safe state at all times.

3. Protective glasses

All construction workers entering the construction site are equipped with protective glasses.

4. Labor protection shoes

All construction workers entering the construction site are equipped with labor protection shoes to prevent their feet from being damaged by hard objects on site.

(2) Safety protection for deep foundation pit operations

Pay attention to the following points when operating deep foundation pits:

1. Have a dedicated person observe the slope during foundation construction If there are any cracks in the protective wall, find them in time and deal with them as soon as possible to avoid slope collapse.

2. When working in deep pits, it is strictly prohibited to throw objects into the pit to prevent falling objects from injuring people when operating up and down.

(3) "Four exits" protective measures

The "four exits" of stairs, elevators, reserved entrances, and passage entrances are caused by falling injuries from heights and falling objects from heights. Strike at dangerous points of injury.

Therefore, ensuring the safety of the "four ports" is an important step in ensuring construction safety. In addition, during the construction process, effective protective measures should be taken around the roof without external frame

, around the floors of the main structure, on both sides of the construction ramp, and on the outside of the unloading platform.

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Ensure construction safety.

1. Holes less than 1.5 meters by 1.5 meters should be covered with solid covers and measures should be taken to prevent movement and displacement. A hole of more than 1.5 meters x 1.5 meters is surrounded by two protective railings and a horizontal safety net is supported in the middle. During structural construction, fixed covers should be added to the expansion joints and post-casting belts for protection.

2. A metal protective door with a height of not less than 1.2 meters should be installed at the entrance of the elevator shaft. A horizontal safety net is installed on the first floor and every four floors above the first floor in the elevator shaft, and the safety net is tightly sealed.

3. Take effective protective measures in pipeline wells to prevent people and objects from falling. Vertical openings in walls, etc. should be equipped with fixed protective doors or two protective railings.

4. Elevator shafts and pipe shafts are not used as vertical transportation channels and garbage channels.

(4) Edge protection

1. Set up two solid protective railings at the stair steps and rest platform.

2. When the building envelope and parapet are not installed around the roof of the floor, two protective railings should be installed and a safety net should be hung vertically.

3. A protective shed is erected at the entrance and exit of the building that is wider than both sides of the access passage. The roof of the shed is covered with scaffolding boards no less than 5cm thick, and both sides of the passage are closed with dense mesh safety nets. The length of the protective shed shall not be less than 6m and the height shall not be less than 3m.

4. If the opening or edge protection needs to be temporarily dismantled due to construction, special personnel will be assigned to monitor the site, and the original protective facilities will be reset before the supervisor evacuates.

(5) Protection of horizontal working passages

During the construction period, a protective board shed must be erected at the entrance and exit. The length of the shed is 5m and the width is larger than the entrance and exit. The material is built with steel pipes

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Set up, the sides are fully enclosed with dense mesh safety net, and the top surface is covered with a full layer of shelf boards.

(6) Cross-working protection

1. When various types of work such as formwork, painting, and wall building are performing cross-cutting work on the upper and lower levels, they are not allowed to operate in the same vertical direction. The location must be outside the radius of the possible fall range determined by the height of the upper floor.

2. When formwork, scaffolding, etc. are removed, no other operators are allowed below. And set up a warning zone.

3. After the formwork components are removed, the temporary storage place shall be no less than 1m away from the edge of the floor, and the stacking height shall not exceed 1m. It is strictly prohibited to stack any dismantled objects at floor edges, passageways, edges of scaffolding, etc.

(7) Protection for working at heights

1. Construction at heights must comply with the current "Technical Specifications for Safety in Construction at Heights".

2. Employees engaged in high-altitude operations must undergo specialized safety technical education and physical examinations before they can take up their posts.

3. Personnel engaged in high-altitude operations must be equipped with personal protective equipment in accordance with the regulations and use it correctly according to the nature and level of the work.

4. During winter construction, employees should be protected from cold and warm according to regulations, and measures such as wind and cold protection or temporary

heating should be set up according to the project conditions and local conditions. Take measures to cool down and prevent heatstroke during construction in summer.

5. Where construction workers are concentrated at high places, toilets should be installed at appropriate locations on the operating floor.

6. Before construction at high altitudes, conduct safety technical briefings step by step and check safety protection measures. The on-site scaffolding materials, mechanical equipment and electrical facilities used shall be inspected and used after confirming that they meet the requirements.

7. When constructing grade-level intersections at high places, it is not allowed to operate up and down in the same vertical direction. If it is necessary to work both up and down at the same time, special protective sheds or isolation measures should be set up.

8. Walkways, passage boards and climbing equipment used for high-altitude operations should be cleaned at all times. Waste and remaining materials should be placed together and removed in a timely manner.

It is strictly prohibited to place them randomly or downwards throw away.

9. When encountering ice and snow or heavy storms, promptly remove ice and snow and install anti-slip strips. And check safety facilities and on-site equipment one by one

and take immediate measures when abnormal conditions are found.

10. When engaging in construction work such as formwork support and tying steel bars at a height of more than 2m, have a reliable construction working surface and set up a safe and stable

ladder.

11. When constructing at high places, materials should be stacked steadily, and materials should not be stacked on the edges or near the opening to avoid impeding operations and traffic.

12. Iron stools and wooden stools used for high-altitude operations should be firm. If a scaffolding board is required between two stools, the distance should not be greater than 2 meters.

(8) Safety protection measures during the decoration stage

1. Interior decoration must be carried out in accordance with "Several Provisions on Technical Measures for Construction Safety in Sichuan Province" and "Safety Technology for Construction Work at Heights" /p>

Scaffolding or platforms should be erected in accordance with the relevant provisions in "Technical Specifications" (JGJ80-91); the operating platform should be designed by professional technicians in accordance with the current corresponding

specifications, and calculations and drawings should be compiled Enter construction organization design.

2. For outdoor and internal floor construction, temporary lines must be set up in accordance with regulations. It is strictly prohibited to use "handle wires" and glue with poor insulation properties

Quality wires or flower wires. Double-core or three-core rubber cords with good insulation properties should be used; avoid serious violations of using power cords instead of plugs

; when operating a flat vibrator to tamp concrete, you must wear insulated shoes and protective gloves operate. What safety measures are included on construction sites?

Safety procedures include safety technical measures and safety organizational measures.

The main contents of safety technical measures include: ① Electrical equipment safety technology; ② Factory and workplace safety technology; ③ Electrical equipment operation safety technology; ④ Electrical equipment operation, maintenance and overhaul test safety technology; ⑤ Lightning and fire protection Safety technology; ⑥Emergency rescue methods for electric shock.

The main contents of safety organizational measures include: ① safety measure plan; ② establishing safety work system; ③ establishing safety information; ④ conducting safety education and training; ⑤ organizing accident analysis.

Safety measures are measures and actions taken to achieve the purpose of ensuring the safety of people's lives and property, maintaining social order and stability, and preventing production safety accidents.