Technical Knowledge
During the construction process, if an emergency occurs, how should the operator handle it correctly?
November 12, 2024

When encountering an emergency during construction, the correct way of handling it is crucial to ensure the safety of personnel and reduce losses. The following are some general guidelines that apply to many types of emergencies (such as mechanical failure, personal injury, fire, etc.), but the specific response measures also need to be flexibly adjusted according to the actual situation and follow local safety standards and regulations:
1. Keep calm:
First of all, all personnel on site should try to remain calm and avoid panic that may cause the situation to deteriorate further.
2. Stop work immediately:
Once an emergency is discovered, the operation of related mechanical equipment should be stopped immediately, and the power supply or other energy supply should be cut off to prevent the accident from expanding.
3. Assess the situation:
Quickly determine the nature of the accident and the extent of the harm it may cause. If it is a small-scale problem, such as a minor mechanical failure, you can try to solve it on the spot; for serious accidents, more stringent emergency measures need to be taken.
4. Start the emergency plan:
Act according to the pre-established emergency response plan. Every construction site should have a complete set of emergency plans covering the procedures for handling different types of emergencies.
5. Evacuate irrelevant personnel:
If there are safety hazards, non-essential personnel should be organized to evacuate to a safe area in a timely manner, and a cordon should be set up to prevent others from mistakenly entering the dangerous area.
6. Seek help:
Call the emergency rescue number (such as 119 fire alarm, 120 emergency rescue) in time to request external assistance. At the same time, notify the project leader and relevant departments to get support as soon as possible.
7. Provide initial assistance:
For injured persons, it is very important to provide appropriate first assistance before professional rescue arrives. However, please note that only specially trained people should attempt to perform complex medical treatment.
8. Protect the scene:
Protect the accident scene as much as possible while ensuring safety, which is conducive to subsequent investigation of the cause of the accident.
9. Communication and reporting:
Afterwards, report the details of the accident to the superior, cooperate with relevant departments to conduct investigations, analyze the causes of the accident, learn lessons, and prevent similar incidents from happening again.
10. Safety inspection before resuming production:
A comprehensive safety inspection must be carried out before resuming normal operations, and work can only be resumed after confirming that there are no remaining hidden dangers.
It is important to strengthen employee safety education and training in normal times to ensure that everyone is familiar with how to respond in an emergency and basic self-rescue and mutual rescue knowledge. In addition, regular emergency drills are also very necessary, which can help team members better master coping skills.
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About the Author: Shandong Vanse Machinery Technology Co., Ltd.
Shandong Vanse Machinery Technology Co., Ltd. is a high-tech manufacturer specializing in concrete construction machinery, including laser screeds and related equipment. The company integrates R&D, production, and global sales, with products exported to over 60 countries and widely used in infrastructure projects worldwide.
Shandong Vanse Machinery
Leading manufacturer specializing in high-performance concrete laser screeds, telescopic arm flatwork handlers, and mechanical ride-on power trowels.
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During the maintenance period, it is strictly forbidden for people and vehicles to walk or roll on the ground to prevent damage to the ground strength growth process and ensure that the final strength of the ground meets the design requirements. Concrete: must strictly meet the design strength grade requirements, have good workability, fluidity and durability, and ensure easy pouring and vibration during construction. Wear-resistant materials: accurately select wear-resistant materials according to the actual needs of the project and design standards. Metal aggregate wear-resistant materials have the characteristics of high hardness and high strength; non-metal aggregate wear-resistant materials have excellent performance in impact resistance and anti-static, and can be selected as needed. Formwork materials: steel formwork has the advantages of high strength and high turnover; wooden formwork has certain advantages in shape adaptability and splicing flexibility. Appropriate formwork materials can be selected according to construction conditions and cost considerations, but their strength and rigidity must meet construction requirements. Extendedoras de hormigón: According to the size of the construction site, the complexity of the shape and the ground design requirements, reasonably select equipment models with power, leveling width and accuracy. Laser transmitter and receiver: Closely matched with laser leveling machine, laser transmitter emits stable and accurate laser beam, receiver accurately captures signal, the two work together to ensure high precision of elevation control, and their performance directly affects the quality of ground leveling. Concrete delivery equipment: Concrete pump truck has strong mobility and is suitable for concrete delivery in different site conditions; mixer truck can ensure the uniformity and working performance of concrete during transportation, and can be reasonably used according to the construction site conditions. Trowel machine: Divided into hand-held type and driving type, selected according to the ground area and construction efficiency requirements. Its high-speed rotating trowel compacts and smoothes the ground to make the ground flat and smooth. Measuring instruments: Total station is used for large-area high-precision measurement and layout; level can accurately measure elevation; theodolite assists in determining angles and verticality. These measuring instruments jointly provide accurate data support for positioning and elevation control during construction. Quality management system construction: Set up a professional quality management team to clarify the specific responsibilities of each member in the stages of construction preparation, construction process and quality acceptance. Formulate a detailed quality management system and set clear and quantifiable quality goals, such as controlling the ground flatness deviation within ±2 mm. Raw material quality control: Each batch of raw materials such as concrete and wear-resistant materials entering the site shall be inspected and tested strictly in accordance with relevant standards. Concrete needs to be tested for slump, compressive strength and other indicators; wear-resistant materials need to be tested for their wear resistance, hardness and other properties to ensure that the quality of raw materials fully meets the design and specification requirements and ensure the quality of the project from the source. Construction process quality supervision: Arrange professional quality management personnel to supervise the entire construction process and strictly follow the established construction process and operation points. Focus on monitoring whether the laser operation is standardized, including equipment calibration, travel speed and route control; whether the concrete pouring and vibration meet the requirements, such as pouring sequence, vibration time and depth, etc.; the timing of polishing in the surface treatment process, the uniformity of wear-resistant material spreading, etc., and timely rectification when problems are found. Quality acceptance: After the construction is completed, the ground is comprehensively inspected in accordance with the current relevant national specifications and standards. Use professional measuring tools to detect the flatness and elevation deviation of the ground; use equipment such as rebound testers to detect the ground strength; and use wear resistance testers to test the wear resistance of wear-resistant floors. Only after all indicators meet the requirements after testing can the project quality be determined to be qualified. Building a safety management system: Develop a complete safety management system covering all aspects such as construction site safety protection, equipment operation specifications, and personnel safety training. Clarify the safety responsibilities of personnel in various positions, and implement safety responsibilities at all levels from project managers to front-line construction personnel. Safety education and training: Regularly organize construction personnel to participate in safety education and training, including safety regulations, safety operating procedures, accident case analysis, etc. New employees must undergo three-level safety education and training and pass the assessment before they can take up their posts. Special types of work (such as electricians, welders, machine operators, etc.) must be certified to work, and continuously improve the safety awareness and operating skills of construction personnel. Safety protection at the construction site: Set up obvious safety warning signs at the entrance of the construction site and dangerous areas (such as deep foundation pits, high-altitude working areas, etc.). Set up protective railings and safety nets for high-altitude working surfaces; equip construction workers with qualified personal protective equipment such as safety helmets, safety belts, safety shoes, and supervise their correct wearing and use. Equipment safety management: Establish a regular inspection and maintenance system for construction equipment such as laser levelers and concrete conveying equipment, conduct equipment appearance inspections and performance tests before and after each use, and conduct regular comprehensive maintenance and repairs. During the operation of the equipment, operators must strictly abide by the operating procedures, and illegal operations are strictly prohibited to prevent safety accidents caused by equipment failures or improper operations. Construction dust control: Harden the main roads in the construction site, and arrange special personnel to sprinkle water to reduce dust regularly. Sand, stone and other materials that are prone to dust are stored in closed silos, or covered with dustproof nets to reduce dust pollution. Construction noise control: Plan construction time reasonably to avoid high-noise operations during residents' rest time (such as 22:00 to 6:00 the next day). 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Accurate leveling effectively reduces concrete waste and saves material costs. Comprehensive calculations can significantly improve the economic benefits of the project. Social benefits: The high-quality, ultra-flat, wear-resistant floor created by this method can effectively improve the performance and durability of the building, reduce the cost of later maintenance and renovation, provide the society with better building space, and create good social benefits. Environmental benefits: By implementing a series of environmental protection measures, such as dust control, noise control, and reasonable disposal of waste, the pollution of the surrounding environment during the construction process is reduced, which conforms to the concept of green environmental protection and sustainable development, and produces positive environmental benefits.Read More


