CONSTRUCTION MEASURES TO ENSURE LABOR SAFETY AND FIRE AND EXPLOSION PREVENTION

A. CONSTRUCTION PROCEDURE & MAIN TECHNICAL SOLUTIONS

I/ Construction sequence and construction methods construction.

To meet the needs of investors, quickly put the project into operation in the nearest time to achieve high economic efficiency in project exploitation. Our contractor will try to pool all resources to complete the construction with the fastest progress and best quality.

Based on the design of the workload, project characteristics, construction progress and through surveying the construction area as well as the investor's requirements, our contractor estimates the execution sequence. work as follows:

Step 1: Prepare the construction site.

Step 2: Proceed with system construction.

Step 3: Install the system

Step 4: Align, connect and test the system

Step 5: Instructions for use and technology transfer, project warranty, completion of related legal procedures and documents.

II/ Main technical solutions for construction methods.

1. Positioning the project.

During the construction process, the Contractor will regularly arrange a technical staff to inspect the site to determine the location on the design drawings and the site of the construction items as well as the overall construction throughout the process. construction, fully recorded in the daily construction logbook, as a basis for accurate construction, inspection and acceptance, ensuring project quality.

2. Technical construction measures.

1. All technical staff and workers participating in construction are trained at specialized professional schools and have professional certificates in accordance with current state standards.

2. Before sending workers to the construction site, the contractor organizes retraining, testing, and labor classification for each individual and specific group of individuals. Equipped with knowledge and labor safety equipment. Especially for unskilled workers (short-term recruitment), the contractor will pay more attention in management and construction instructions.

3. The contractor is responsible for fulfilling all obligations: taxes, social insurance, environmental sanitation..., and other costs incurred during the construction process (compensation, remediation) caused by construction).

4. The Contractor will proactively make timely proposals to the Investor on information (technical information & other information) necessary in preparing & implementing construction.

5. Construction teams & related parties (Investor, design consultant, construction supervisor) regularly discuss to agree on technical plans, construction progress, and remove problems...Limitations Minimize overlapping and destructive construction - affecting the quality and progress of the project.

6. After officially receiving notice of winning bid - The contractor will urgently deploy construction design & transfer construction documents to the investor and design consultant, sign for approval as a basis for construction orientation. construction (any deviations from the construction documents must be decided directly by the investor or design consultant with detailed confirmation in the construction diary).

7. At the end of the construction of the entire project, based on the construction test record, completion documents, construction diary, minutes of arising work... the contractor will perform the following steps: Monitor, calibrate, test run, finalize handover, warranty, maintenance - In accordance with the terms stated in the current economic and legal contracts.

3. Power supply solutions and firefighting equipment for construction.

          To ensure smooth construction, it is necessary to ensure continuous power supply and ready firefighting equipment - Starting from the above purpose:

1. Construction power supply is taken from 2 sources:

+ Power supply of the hall, 3-phase power system from the main cabinet.

+ Power supply of backup generator (generator powered by diesel engine), power generated by the machine - 3-phase power.

2. All construction electrical cabinets (fixed cabinets, mobile cabinets) must have moisture resistance (IP 54) to ensure safe operation in even wet conditions of the project (if any), cabinet covers must be Tie ground with 4,0mm bare copper wire² – 3P & 2P sockets supplying power to machine tools are all connected behind the ground-fault circuit breaker.

3. From the central cabinet location, power cables + ground wire are nested in PVC pipes that run close to the wall of the house to the load location. In case the cable is required to go underground through the traffic axis, the cable cage is made of steel pipes to ensure it can withstand the mechanical force.

4. Construction power supply is carried out as follows:

The main backbone cable will be routed from the main cabinet to the connection locations.

5. To ensure safety and avoid electrical incidents - causing damage to people and equipment, the organization of electrical construction at the project should pay attention to:

– All workers and technical staff are fully equipped with specialized tools and protective equipment according to the characteristics of the assigned work.

– All electrical workers must undergo a training class on electrical safety (according to industry standards) and have a confirmation record.

– Technical staff (depending on each level) is the person who directly inspects and is responsible for technique and safety.

4. Construction methods items:

To ensure quality progress and construction efficiency, the contractor will complete the technical and legal aspects as mentioned above to promptly submit them to the parties for detailed study before officially implementing. construction.

The contractor proactively prepares to assemble at the construction site with a number of characteristics consistent with the requirements in the bidding documents as well as changes proposed by the investor and changes proposed by the contractor. The proposal has been approved by the investor and functional units with some notable points as follows:

+ Types of materials are imported to the construction site according to the needs of each construction stage as designated by the construction team leader. Do not import materials massively, causing difficulties in construction and equipment preservation.

+ All types of materials used in construction are special materials, so they will be carefully preserved by the contractor, avoiding the impact of water, heat, humidity, chemicals, bacteria, insects, etc. mechanical impact...so even though stored in temporary storage, the minimum climatic conditions must be achieved: (Temperature: 10 - 40 degrees Celsius. Average humidity: 60%. ).

+ All materials, when brought into warehouse at the construction site, are checked for designs, labels, symbols, origin, factory release date... according to the content stated in the bidding documents. In addition to checking the number of warehouse keepers, technical staff are also responsible for peeling a sample from each package and sending it to the project management board for comparison during the construction period. In case the materials do not ensure quality or have differences in specifications, types, etc., a record must be made to notify all parties to have timely replacement measures to avoid affecting the construction progress. work quality.

B. DETAILED CONSTRUCTION MEASURES

This is a complex technical system, with specific features for use in seminars, conferences, performances and presentations. Therefore, during the installation process, the Contractor is required to have a construction plan and arrange a reasonable team of engineers, technicians and skilled workers - quality management at each installation stage. strict and serious. To achieve the above requirements, we plan to carry out construction as follows:

Phase 1: Preparation for construction.

At the construction site:

Establish a contractor expert team with skilled engineers and domestic and international experts to survey the current status of the project to make reasonable suggestions and changes during the construction process. Warehouse keepers and related departments arrange warehouses and prepare to gather materials for construction.

Propose necessary treatment plans and changes to the investor and relevant units

Contact departments and functional units to provide electricity and water for project construction.

At the construction unit:

Carry out the gathering of materials and equipment for construction. Inspect, install and test the system, check the quality of equipment to have alternative options before construction, thus avoiding any impact on the progress and quality of construction.

Prepare paperwork and legal procedures for project construction and implementation.

Arrange and assign work directly to members participating in construction and serving the project.

Phase 2: System construction.

At the construction site: This phase focuses on many high-level workers from level 3 to level 7 in electricity, electronics and major electronics engineers with extensive experience to install all equipment including:

Install temporary power supply system for construction.

Run speaker cables and signal cables to serve the system. Mark and test electrical and signal cable systems, and test the power supply for the audio system. Carry out related work, documents and acceptance of input materials and equipment.

Stage 3: System installation.

In order for the construction to proceed smoothly and ensure the quality and progress of construction, this phase is the stage where the contractor concentrates the most highly qualified human resources on the project, including engineers, Domestic and foreign experts and highly skilled technicians serve the construction.

Measure and mark the speaker cables.

Install the amplifier system and other audio equipment into the control cabinet.

Install separate electronic devices

Install the hanger

Install audio equipment

Connect controls from equipment cabinets to systems.

System control programming.

Phase 4: Align, check and test run.

Align, check and test each device.

Align the sound system, electronic devices connected to the system and separately.

Check system connections and wiring.

Test run the system.

Phase 5: Training and technology transfer.

Conduct training and technology transfer for technicians and experts from the investor and user units.

Instruct technical staff, experts of investors and units to use methods and measures to exploit system functions and efficiency.

During this period, to ensure that the system will be exploited most effectively while avoiding unnecessary damage and incidents, the contractor will conduct a course on equipment and how to operate it. equipment at the construction site so that technicians and operators can practice and discuss directly on the equipment. During these sessions, we will send experts and contractor technicians along with inviting experts to advise and resolve questions from trained students.

C. FIRE AND EXPLOSION PREVENTION MEASURES DURING CONSTRUCTION

Fire prevention and fighting measures: (Fire protection).

– Do not use electricity at excess capacity.

– Do not bring explosives or flammable substances into the construction area.

– Comply well with rules and regulations on fire prevention and fighting.

– Regularly inspect and urge compliance with regulations on fire safety and prevention.

Some methods and measures to organize fire prevention work during construction:

To be proactive in fire prevention and fighting to contribute to maintaining security, order and social safety during the construction process, the construction unit has proposed a number of specific organizational and implementation measures as follows:

– Establish a fire prevention and fighting command board with the construction site commander responsible to the Director and the law for safety conditions in the construction site area under his/her responsibility.

– Establish a professional fire prevention team selected from workers participating in construction, this force is organized to learn and receive basic professional training on fire prevention work.

– Regarding fire protection equipment during construction, including: 03 C02 fire extinguishers, 03 general fire extinguishers, 5 sets of fire prevention regulations.

– Implement the regime of preserving materials and equipment in accordance with regulations on fire and explosion prevention. The electrical systems of the construction site from the supply source to the electrical areas are regularly inspected if there is any suspicion that the lines are unsafe and require immediate repair.

– Make sure the roads and paths in the construction site are clear, have someone to regulate, schedule, and plan vehicles entering and exiting the gate so that vehicles can enter and exit without overlapping hours or congestion.

Fire extinguishers are placed in locations where fires and explosions are likely to occur, ensuring they are easy to see and reach. The above means are instructed to use for all employees participating in construction (with certificates after training).

– Install a telephone and have necessary dial numbers such as emergency, police, and fire protection.

Fire prevention and fighting regulations for construction works.

– Comply with regulations and technical procedures to ensure electrical safety to prevent short circuits and fires.

– Do not arbitrarily connect electricity for use. During use, if damaged wires, plugs, etc. are reported to the site management board for immediate resolution.

– Absolutely prohibit boiling water with self-made electric tools, smoking, pipe tobacco, and cooking in the construction area.

– Flammable materials are carefully managed, with clear decentralization of responsibilities and specific regulations.

– The Fire Fighting Command regularly checks safety and checks equipped fire fighting tools and equipment.

– When a fire occurs, everyone upholds the sense of responsibility to save people and property. Being conscious of protecting the scene helps the investigation agency determine the cause of the fire.

– Individuals and groups with outstanding achievements in fire prevention and fighting will be rewarded. If a fire occurs, they will be responsible before the law.

The construction site command board is responsible for disseminating these regulations to each employee throughout the construction site.

D. LABOR SAFETY MEASURES

General rules:

To ensure the safety of people, machinery and equipment, the construction unit fully and seriously complies with internal rules and technical regulations on safety and labor protection according to current State regulations.

Specific measures:

– Strictly comply with the periodic inspection regime on labor protection and safety.

– Establish detailed safety measures for each job, the measures are approved by superiors and disseminated and trained to people directly performing construction.

– When constructing at height, there must be safety railings and safety nets, and working at night with adequate lighting.

– The machinery and equipment used are inspected, have a complete machine history and are licensed for use according to regulations of the Ministry of Labor.

– During construction, everyone has enough labor protection equipment such as: Cloth shoes, safety belts, protective clothing, hard plastic hats, etc.

– While working at the scene, people are strictly prohibited from drinking alcohol, beer, smoking or using any stimulants that cause nervous tension.

– When working at height, especially in positions without a safety net, you must wear a safety belt. The safety belt is checked for quality and tied to a sturdy point.

– When constructing scaffolding, working floors, etc., they must be inspected and accepted before being put into use.

– When working at height, it is forbidden to throw objects from above to the ground or from bottom to top. There is a safety net covering the elevated construction area.

– Absolutely do not arrange workers to work in the same location at different heights – Use the right type of worker, do not overlap.

– There are medical staff on site at the construction site. Organize health checks for workers before starting construction.

– For each construction job, the Contractor will have specific measures to ensure labor safety such as: For high-altitude construction work, the Contractor will use the Minh Khai scaffolding system to install around . The scaffolding system is covered on the outside with nets and tarpaulins to prevent objects falling from above, and there are instruction signs. Workers during construction are equipped with safety belts and other equipment. All workers must learn labor safety regulations before starting work. This is mandatory for workers working at height. In addition, the Contractor also arranges a network of safety staff at the construction site. These safety staff are workers directly working in production teams. The safety officer system is responsible for reminding safety supervision during construction.

Duties and responsibilities for labor safety.

Responsibilities of the Site Director:

– Responsible for labor safety at the construction site.

– Plays the role of Chairman of the labor safety committee.

– Assign work to foremen and labor safety supervisors.

– Arrange the inspection of machinery and equipment at the construction site according to the requirements of relevant parties.

– Organize patrols, safety checks and promptly handle when necessary.

         Responsibilities of the security officer:

– Contribute advice to the executive board on long-term safety procedures.

– Develop and monitor safety programs for the company.

– Carry out labor safety inspections to evaluate the implementation of labor safety standards and implementation of labor safety standards set by the policy planning executive board, and propose solutions for Executive Board.

– Participate in labor safety training courses.

– Draft and update safety standards.

– Urge everyone to follow labor safety standards.

          Responsibilities of labor safety supervisors:

– The position is outside the construction site, observing and paying attention to unsafe behavior or working conditions.

– Prepare daily inspection reports and continue handling cases.

– During the absence of the safety manager, he/she can take on the duties of the person in charge.

– Perform other tasks prescribed by the company's labor safety regulations.

          Responsibilities of the construction supervisor:

– Promote the implementation of labor safety at construction sites.

– Correct unsafe conditions and operations.

– Participate in safety inspections and monitor handling and repair work.

          Worker responsibilities:

– Comply with prescribed procedures and regulations on labor safety and immediately report unsafe working conditions, equipment or behavior to site supervisors.

– Report any accidents or dangerous incidents that occur to the construction site supervisor.

– Participate in all labor safety activities.

– Maintain equipment and tools so that they are always in good and safe operating conditions.

– Operate machinery and equipment only when the above equipment operates safely.

– Participate in all labor safety training sessions.

E. MEASURES TO ENSURE ENVIRONMENTAL HYGIENE

– Every day, give workers 15 to 30 minutes before the end of the shift to clean the construction site.

– When transporting materials and scrap that are dry and dusty, make sure to cover or create appropriate humidity to prevent pollution on the transport route.

– Do not throw trash or waste indiscriminately, must move it to the right place of the construction site.

– When constructing work that generates noise, the Contractor will take measures to limit or choose an appropriate construction time to avoid causing noise to the surrounding environment. The most effective noise protection measure is to take measures to eliminate or minimize the noise source. Noise protection measures for construction include:

+ Construction machinery and equipment must ensure noise-proof conditions, using machines with appropriate capacity and low noise.

+ Increase the use of environmentally clean materials to not pollute the construction area.