Tips for directional removal of chimneys
As urbanization continues to advance, more and more old buildings are being demolished, including some abandoned chimneys. Directional demolition of chimney refers to the directional collapse of the chimney by controlling the force and direction in the demolition process, so that it can be poured to the predetermined open space, so as to avoid damage to the surrounding buildings and the environment. This article will introduce the techniques of directional chimney demolition to help readers better understand this field.
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1. Preliminary preparation.
Sufficient preparatory work is required before the chimney directional removal can be carried out. First of all, it is necessary to understand the structure, material, height, diameter and other information of the chimney in order to formulate a suitable demolition plan. Secondly, obstacles around the chimney need to be cleared to ensure that the chimney does not affect the surrounding buildings and the environment when it collapses. In addition, safe and reliable scaffolding is needed to ensure the safety of demolition personnel.
2. Formulation of blasting plan.
Developing a blasting plan is a key part of the directional demolition of the chimney. According to the structure and material of the chimney, it is necessary to select the appropriate type of explosives and detonators, and determine the appropriate charge and the location, depth, spacing and other parameters of the blast hole. At the same time, it is also necessary to formulate appropriate protective measures according to the characteristics of the surrounding environment and buildings to ensure that the surrounding environment and buildings will not be damaged during the blasting process.
3. Blasting construction.
When carrying out blasting construction, the following points need to be noted. First of all, it is necessary to ensure the safety of construction personnel and take necessary safety measures, such as wearing safety helmets, safety belts, etc. Secondly, it is necessary to ensure the quality and accuracy of blasting construction, and carry out construction in strict accordance with the blasting plan. In addition, real-time monitoring of the surrounding environment and buildings is required to detect and deal with anomalies in a timely manner.
Fourth, directional collapse control.
Directional collapse control is an important part of the directional demolition of chimneys. According to the structure and material of the chimney, as well as the characteristics of the surrounding environment and building, appropriate control measures need to be formulated, such as the appropriate amount of explosives and the depth of the blast hole, and the appropriate support and traction measures. At the same time, it is also necessary to monitor and control the collapse process of the chimney in real time to ensure that the direction and speed of the collapse meet the predetermined requirements.
5. Post-cleanup and monitoring.
After the directional removal of the chimney, the site needs to be cleaned and monitored. Clean-up work includes removing the remnants of the chimney, removing construction debris, etc. Monitoring includes real-time monitoring of the surrounding environment and buildings to ensure that no anomalies occur. After the clean-up and monitoring work is completed, the surrounding environment and buildings will also need to be repaired and rebuilt to restore them to their original state or meet the requirements for new use.
In conclusion, the directional removal of chimneys is a technically difficult and dangerous work, which requires strict compliance with relevant regulations and standards to ensure construction safety and quality. When carrying out the directional demolition of the chimney, it is necessary to fully understand the structure and characteristics of the chimney, formulate a suitable demolition plan and blasting plan, and take necessary safety measures and technical means to ensure the smooth progress of the demolition work. At the same time, it is also necessary to strengthen supervision and management to ensure the safety and health of construction personnel and prevent environmental pollution and public safety accidents.