What should the national inspection of construction sites check?

It shall be implemented in accordance with the construction safety inspection standards JGJ59-99 formulated by relevant national departments.

(1) On-site fencing 1. The height of the fences is divided according to the local administrative regions. The height of the fences set around the construction site of the main road sections in the urban area is not less than 2.5m; the height of the fences set around the construction sites of the general road sections is not less than 1.8m. 2. Fence materials should be made of hard materials such as masonry and metal plates. It is prohibited to use color strips, bamboo fences, safety nets and other easily deformable materials to ensure they are strong, balanced, clean and beautiful. 3． The fence must be set up continuously along the perimeter of the construction site, and there must be no gaps or weak individual parts.

(2) Closed management

1. In order to strengthen on-site management, the construction site should have fixed entrances and exits. Gates should be installed at entrances and exits to facilitate management.

2． There should be full-time guard personnel and a guard management system at the entrance and exit to effectively play the role of guard.

3． In order to strengthen the management of personnel entering and exiting the site, it is stipulated that all personnel entering the construction site must wear work cards as proof, and the work cards should be worn neatly.

4. Each enterprise and region can design the entrance and exit gate according to their own characteristics.

(3) Construction site

1. The ground at the construction site can be made of concrete if conditions permit, and other measures to harden the ground can be used if conditions permit to make the ground on site flat and solid. However, in places such as mixer sheds where water is likely to accumulate, cement floors and good drainage measures should be provided.

2． The construction site should have a main circulation road and keep it open at all times. There should be no stacking of components and materials. The road should be smooth and solid without large areas of water accumulation.

3． The construction site should have good drainage facilities to ensure smooth drainage.

4. Wastewater and mud from engineering construction should flow to the construction site collection pool through water troughs or pipelines for unified sedimentation treatment, and should not be discharged at will to pollute rivers and roads outside the construction area.

5． Pipes at the construction site must not be allowed to run, bubble, drip, leak or accumulate water in large areas. 6. Smoking should be prohibited at the construction site to prevent danger. A fixed smoking room or smoking area should be set up according to the project conditions. The smoking room should be far away from the dangerous area and equipped with necessary fire-extinguishing equipment. 7. Construction sites should be greened as much as possible, especially construction sites on major urban road sections should be done first.

(4) Material stacking

1. The stacking of tools, components, and materials on the construction site must be placed according to the locations specified in the general plan.

2． Various materials and components must be stacked according to type and specification, and clear signs must be set up.

3． Various materials must be stacked neatly, bricks into cubes, sand and gravel and other materials into squares, large tools should be aligned at one end, and steel bars, components, and steel formwork should be stacked neatly and padded with wooden squares.

4. Work areas and building floors should be cleaned as needed. Except for the construction layer of cast-in-place concrete, any lower floors that have reached strength must be removed and removed immediately, and those that cannot be transported immediately must be stacked neatly.

5． The garbage cleaned on each floor should not be piled on the floor for a long time and should be removed in time. The garbage at the construction site should also be piled up in different categories.

6． Flammable and explosive items cannot be mixed. Except for the centralized storage on site, various scattered flammable and explosive items used by the team must be stored in accordance with relevant regulations.

(5) On-site accommodation

1. The construction work area and the living area must be strictly separated at the construction site and cannot be mixed. Projects under construction are not allowed to double as dormitories, because accommodation in the construction area will bring various dangers, such as injuries from falling objects, electric shock or accidents caused by internal openings and lax edge protection. For example, when working in two shifts, construction noise affects workers' rest.

2． The construction work area is clearly divided from the office area and living area, and isolation and safety protection measures are in place to prevent accidents.

3． Winter accommodation in cold areas should have measures to keep warm and prevent gas poisoning. The fires should be set up uniformly and managed by dedicated personnel with job responsibilities.

4. During the hot season, dormitories should have measures to relieve heat and prevent mosquito bites to ensure that construction workers have adequate sleep.

5． The beds and various daily necessities in the dormitory should be placed neatly, the number of people in the room should be limited, there should be safe passages, the dormitory door should open outwards, the bedding should be stacked neatly and clean, and there should be no odor in the room.

6. The environment outside the dormitory must be hygienic and no random spilling or dumping should be carried out. There should be garbage barrels and sewage pools. The roads around the house should be smooth. When indoor lighting fixtures are lower than 2.4m, use 36V safety voltage. Do not dry clothes on 36V wires.

(6) On-site fire prevention

1. The construction site should establish a fire protection system or fire protection measures based on the construction operating conditions, and record the implementation results.

2． Properly equip fire extinguishing equipment according to different operating conditions. For example, dry powder non-conductive fire extinguishing equipment should be installed near electrical equipment; foam fire extinguishers should have a dressing change date and sun protection measures. The location and quantity of fire extinguishing equipment should comply with relevant fire protection regulations.

3. When the building construction height exceeds 30m, in order to solve the problem of insufficient fire extinguishing effect by relying solely on fire-fighting equipment, it is required to be equipped with sufficient fire-fighting water sources and water consumption for self-rescue. The riser diameter should be more than 2 hours, and a high-pressure water pump with sufficient head to ensure water pressure and Each floor is equipped with fire water source interface.

4. A fire approval system should be established at the construction site. All operations involving open flames must be approved by the competent department (requirements and precautions should be stated during the approval process). During the operation, guardians should be appointed according to regulations. After the operation, it must be confirmed that there is no fire hazard before leaving.

(7) Comprehensive management of public security

1. The construction site should appropriately set up leisure study and entertainment places for workers in the production area so that workers can have a reasonable rest after work.

2． A security system and division of responsibilities will be established at the construction site, and a dedicated person will be responsible for inspecting the implementation.

3. Public security work not only directly affects the safety and important work of the construction site, but is also necessary for social stability. Measures should be taken to achieve obvious results.

(8) Construction site signs

1. The entrance to the construction site should be neatly and clearly marked with "five signs and one picture". Five cards: project overview card, management personnel list and supervision telephone number card, fire protection card, safety production card, civilized construction card. One picture: general plan of the construction site. If some regions think that the content should be added, it can be added according to regional requirements. There are no specific regulations on the content of the five brands. Requirements can be made based on the characteristics of the region, the enterprise and the project.

2． Signs are an important part of the construction site, so not only the content should be targeted, but the production and hanging of signs should also be standardized and neat, with neat fonts.

3. In order to further promote safety to employees, construction sites are required to have slogans with necessary safety content in conspicuous places. 4. Publicity areas such as newspaper reading columns and blackboard newspapers should be set up at the construction site to enrich learning content and praise good people and good deeds.

(9) Living facilities

1. Toilets that meet sanitary requirements should be set up at the construction site. If possible, flush toilets should be set up. The toilets should be managed by dedicated personnel.

2． Maintain hygiene inside the building and at the construction site, and no open defecation is allowed. During the construction of high-rise buildings, portable and simple toilets can be installed every few floors to effectively solve the practical problems of construction workers.

3. The canteen building and canteen hygiene must comply with relevant hygiene requirements. For example, cooks must have a physical examination certificate issued by the health and epidemic prevention department, raw and cooked food should be stored separately, canteen cooks should wear white overalls, and canteen hygiene should be inspected regularly.

4. The canteen should display the hygiene responsibility system in a conspicuous place and implement it to everyone.

5. Workers at construction sites should be able to drink boiled water that meets hygienic requirements. There are fixed water containers and dedicated personnel to manage them.

6. The construction site should be equipped with sufficient shower facilities according to the number of workers. The shower room should have heating and hot water in cold seasons. The shower room should have a management system and dedicated personnel to manage it.

7. Domestic waste should be cleaned up in time, transported and packed into containers in a centralized manner, and should not be mixed with construction waste, and should be managed by dedicated personnel.

(10) Health first aid

1. Larger construction sites should have a medical office with a full-time doctor on duty. If there is no condition to set up a medical office at a general construction site, it should have a health medicine box and commonly used medicines, and there should be doctors on tour for medical treatment.

2． In order to accommodate temporary accidental injuries, first aid equipment (such as stretchers, etc.) should be available at the scene to facilitate timely rescue and avoid aggravating the injury.

3． There should be trained and qualified first aid personnel at the construction site who understand general first aid treatment knowledge.

4. In order to protect the health of workers, publicity and education on hygiene and disease prevention should be carried out promptly and regularly during epidemic seasons.

(11) Community Service

1. Construction on the construction site should not disturb the public, and dust-proof and noise-proof facilities should be set up according to the construction process to ensure that it does not exceed the standard (noise at the construction site is stipulated not to exceed 85 decibels).

2． According to local regulations, when construction must be carried out outside the allowed construction time, approval procedures should be obtained from the competent department and surrounding work should be done.

3． Toxic and harmful substances must not be burned on site and must be disposed of in accordance with relevant regulations.

4. Measures to avoid disturbing residents should be established at the site. There should be responsible persons for management and inspection, or regular contact with the community to listen to opinions. Reasonable opinions should be handled in a timely manner, and the work should be recorded.

"Three Treasures" and "Four Ports" Protection 1. Basic Regulations

1. In actual construction, according to the actual situation of this project, safety technical measures for high-altitude operations and the required materials Tools must be included in the construction organization design of the project;

2. The person in charge of the construction of the unit shall be responsible for the safety technology of high-altitude operations of the project, and establish a corresponding hierarchical responsibility system;

3 .Before construction, safety technical education and briefings should be gradually carried out, and all safety technical measures and personal protective equipment should be implemented. Construction shall not proceed without implementation.

4. Safety signs, tools, instruments, electrical facilities and various equipment used in high-altitude operations must be inspected before construction to confirm that they are in good condition before they can be put into use;

5. Climbing and suspended high-altitude workers_Personnel who set up safety facilities for high-altitude operations must undergo professional technical training and pass professional examinations and hold certificates, and undergo regular physical examinations;

6. Under construction For safety technical facilities used in high-altitude operations, when defects and hidden dangers are found, they must be solved in time. If personal safety is endangered, the operation must be stopped;

7. Materials used in high-altitude operations on the construction site should be stacked It is stable and does not hinder passage and loading and unloading. Tools should be put into the tool bag at will. Walkways, passage boards and climbing equipment during operation should be cleaned and transported away in time. They should not be randomly placed or discarded downwards. Throwing of transferred objects is strictly prohibited;

8. Rainy days and When working at heights on snowy days, reliable anti-skid, cold-proof and anti-freezing measures must be taken. All water, ice, frost and snow should be removed in time. For high-rise buildings where work is carried out at heights, lightning protection facilities should be set up in advance. In severe weather such as strong winds above Level 6, dense fog, etc., open-air climbing and suspended high-altitude operations are prohibited. After snowstorms and typhoons, safety facilities for high-altitude operations should be inspected one by one in time to find any looseness, deformation, damage, or falling off, etc. If the phenomenon occurs, it should be repaired and improved immediately;

9. When the safety protection facilities are temporarily dismantled or changed due to the necessity of the operation, the person in charge of the construction must agree and take corresponding reliable measures and restore them immediately after the operation;

10. During the erection and dismantling of the protective shed, a warning area should be set up and a dedicated person should be assigned to monitor it. It is strictly forbidden to dismantle the upper and lower parts at the same time;

11. Mechanical calculations of the main stress-bearing rods of safety facilities for high-altitude operations According to the general structural mechanics formula, the strength and deflection calculations are carried out in accordance with the current relevant specifications, but the strength calculation of the steel bending members does not consider the influence of plasticity, and the structure should comply with the requirements of the current corresponding specifications.

Second safety protection for operations near edges and openings 1. For operations at high locations along edges, protective measures must be set up, including around the base edge, around balconies, material tables and platforms where railings or railings have not been installed, Awnings and overhangs, no external scaffolding around roofs and floors, and around water tanks and water towers, etc., and comply with the following regulations:

The perimeter of second floors where the first-floor wall height exceeds 3.2 meters, and A safety net must be erected around floors where the height of external scaffolding exceeds 3.2 meters;

Temporary guardrails must be installed at stairwells and ladder sections in layered construction, and top stairwells should be installed with the project Structural formal protective railings;

Protective railings must be installed on both sides of the passages between derricks, construction elevators and scaffoldings, etc., and a safety protection shed should be installed on the upper part of the ground passage. In the middle of the double-cage derrick passage, there should be Separate and closed;

In addition to protective railings on both sides of various vertical transportation and receiving platforms, safety doors or movable protective railings should also be installed at the platform entrance.

Legal basis: Article 52 of the "Construction Law" stipulates that the quality of construction project survey, design, and construction must meet the requirements of the relevant national construction project safety standards. The specific management measures are stipulated by the State Council. When national standards related to construction project safety cannot meet the requirements for ensuring construction safety, they should be revised in a timely manner.