Coastal Breeze Technical Services is an established expert in the field of Demolition works in Dubai. We are doing all types of Demolition and Decommissioning Works in Dubai, Sharjah, Ajman and All over UAE.
Demolition work means to demolish or dismantle a structure or part of a structure. It is the The process of pulling down a building or other structure tearing down the building and collecting important parts for later use. Complete demolition includes razing the structure to the ground and beginning yet again. Demolition is the dismantling of any building or structure, or any part of it, form its initial site. Many of the hazards associated with constructing also apply to demolition work. And due to unknown factors, demolition work is much more perilous since it involves additional hazards. These may include:
- Hazards created by the demolition methods used.
- Changes made to the structure’s design that were introduced during construction.
- Approved or unapproved modifications that altered the original design.
- Materials hidden within structural members, such as lead, asbestos, silica, and other chemicals or heavy metals requiring special material handling.
- Unknown strengths or weaknesses of construction materials, such as post-tensioned concrete.
When is demolition required?
Default in foundation: The foundation of a building is extremely important for laying down the main structure and can be caused by poor design. The structure may have fragile walls, uneven floors, and moist walls due to its not enough foundation, which might get worse with time. So, demolition will be needed in order to rebuild the building, deal with all of its poor foundations, and improve its use.
old and shaky construction: The majority of ancient buildings have shaky structure that won’t hold up over time. The chosen material may deteriorate with time, rendering the construction unsafe. They might have some damage on the inside while seeming OK from the exterior.
Poor ventilation, wet walls, broken pipes, defective electrical and water connections, cracked tiles, and loose plaster are a few potential problems. There are various issues that may develop in old buildings, and they will only get worsen over time.
Hazardous materials, insects, or animals: Keeping the house without pest control might attract undesirable critters like rats, termites, bees, and other critters. Harmful compounds such as asbestos, lead, mercury, and polychlorinated biphenyls can appear in the home if thorough cleaning doesn’t exist done. These variables might cause the house to weaken and decay without your knowledge. It may be necessitate to rebuild the entire house or just the damaged areas.
We are pleased to offer an extensive list of demolition-related services, including:
- Concrete Removal Work
- Garage Removal/Demolition
- House/Residential Demolition
- Bathroom Demolition
- Kitchen Demolition
- Tile Demolition
- Wall Demolition
- Commercial Demolition
- Interior Demolition
- Roof/Shed Demolition
Things to Know Before Starting the Demolition
The full site study will help to determine the potential hazards and risks related with the demolition work before any work is done. The public’s and employees’ safety will be improved as a result.
The investigation should cover the following topics:
- Investigating the construction details of the buildings that will be demolished, in addition to any neighboring structures, is essential before beginning a demolition. By doing this, they will ensure that the demolition is carried out safely and without damaging nearby buildings.
- Any possibly hazardous materials, such as asbestos or lead. This is important to ensure the demolition staff’s safety and avoid the spread of any hazardous materials. The location of any overhead or underground services (like gas, water, or electricity).
- It’s important when investigating the area for underground cellars, storage tanks, or bunkers. If explosives or flammable substances were previously stored in the area this is especially important. This will help avoid any accidents or damage during the demolition process is ongoing.
- It’s important to investigate into the location of any public thoroughfares adjacent to the building or structure. This will help make it possible for the work to be carried out safely and without causing any disruptions to the surrounding area.
- The type of foundation utilized for constructing the building (such as a slab, footing, etc.). This is important as it will have an effect on how the demolition is carried out. For example, before starting the destruction of a building with a
Footing foundation, the foundations must be dug.
- The building’s height. For example, it needs to be to knock down tall buildings from the top down, while it is possible to knock down shorter buildings from the bottom up.
RISKS AND CHALLENGES ARISING FROM DEMOLITION WORK HEALTH RISKS
1- EXPOSURE TO LEAD
The danger posed from lead arises from toxic dust or fumes resulted in though cutting and burning steel frames painted with lead-based paintings. The possibility for workers to be exposed to concentrations of lead that is higher than the permissible limit (50 g/m3). Respirators that are appropriate for protection must be provided.
2- EXPOSURE TO ASBESTOS
Any demolition work containing asbestos-containing paint layers, thermal insulation, fire- resistant barriers, or asbestos cement panels will generate asbestos dust and fibers. In this field, all safety precautions were followed before beginning any demolition projects, including the use of the proper respiratory protection equipment (masks with high-efficiency filters).
3- EXPOSURE TO DUST CONTAINING SILICA
If exposed to significant amounts of silica-containing dust, demolition site workers run the risk of developing silicosis. since therefore, while working on demolition sites, appropriate safety equipment (respirators) is necessary.
THE NOISE
The noise levels produced by the use of various demolition equipment sometimes exceed the average level allowed for exposure for 8 hours per day (90 dba). Since therefore, tasks that may expose workers to noise dosages higher than the allowed level must be recognized, and appropriate ear protection should be provided accessible to reduce the noise level to below the permissible limit. Additionally, it’s important to put up appropriate signs to alert workers to the need for protective gear and to warn of the dangers of noise.
VIBRATIONS
Compressed air-powered machinery produces high-rate vibrations that exceed the permitted limit of (2.8 m/s2) within eight hours, which might give employees stiff fingers. By using vibration-resistant gloves and choosing for equipment that produces a lower level of vibration, these risks can be reduced.
TYPES AND EQUIPMENT FOR DEMOLITION WORK
- Manual Demolition
A building or structure can be manually demolished by using hand tools like sledgehammers. When only a part of a structure needs to be demolished or when the building is small, this method is typically used. It requires skilled workers who can identify key structural supports and remove them safely as it is a hard and labour intensive procedure. Additionally, safety measures must be made to protect workers from hazardous materials like asbestos.
2. High-Reach Demolition
Tall buildings that cannot be safely taken down by hand must be demolished using high- reach demolition methods. A high-reach excavator with a demolition equipment that can reach high heights is one piece of specialized equipment that is used in this technique. With no need for workers to work at heights, this technology is safer and more effective than manual demolition.
3. Explosive Demolition
Explosive demolition is a method that uses explosives to destroy a building or other structure. This method is typically used when there is a lack of available area for the buildings to be torn down or when the building has a large footprint. To safeguard personnel and surrounding area from the blast, extensive preparation is required, and safety measures must be implemented. Despite being prevalent elsewhere in the globe, this technique is not frequently employed in Newcastle or the Hunter Valley.
Main duties of demolition workers:
- Dismantling structures.
- Hauling away building materials.
- Performing maintenance on tools.
- Analyzing structural components.
- Using explosives.
- Evaluating potential hazards.
- Making safety plans.
- Removing fixtures and fittings.
STEPS TO CARRY OUT DEMOLITION WORKS
We will learn about the most crucial actions conducted before and during the start of work while procedures and standards must be met in order to implement building demolition operations safely.
1- SCAN
The structure, in addition to its surroundings and special features are intended to be analysed and studied.
It is divided into two parts:
FIRST: Is a survey of a building, which includes information on the construction materials used, the state of the sewage system, and the basic issues with noise, dust, vibrations, and traffic.
SECOND: In a structural survey, the condition of the entire building is studied, and the structural system’s design and construction are examined.
2- REMOVAL OF HAZARDOUS MATERIALS
Before starting the demolition, a professional organization must be hired to treat any hazardous materials that may be created during the survey process, such as asbestos, and remove them from the demolition site.
3- PREPARE A DEMOLITION PLAN AND COMPLETE SAFETY MEASURES
An engineering survey, the provision of insurance, first aid, and emergency supplies, the provision of protection and appropriate equipment and ensuring its suitability for work, the training of employees to use the equipment, the provision of a safe place for workers and employees, and other safety measures that will facilitate the implementation of demolition work are just a few examples of the proper planning that is required to ensure that the demolition is carried out safely.
FAQ
Concrete cutting and conventional breaking are both used in controlled demolition.
The first one is saw cutting, and the second is wire sawing, both of which may be used to cut reinforced concrete.
The initial step in the demolition process is the destruction, elimination, and removal of a structure. Demolition is the process of pulling down and demolishing a structure. After a building’s pre-planned life cycle is through, it is removed using with rules and regulations.
DEMOLITION CONTRACTORS DUBAI
We are one of the leading experts in the field of Building Demolition and Dismantling, with the safest and most advanced techniques in the demolition industry. Our proven expertise ensures efficient and secure demolition process. This made us one of the trusted industry leaders in Demolition Contracting Companies in Dubai.
We excel in specialized and technically challenging tasks, using our advanced equipment and extensive experience to handle projects in various environments, such as refineries, factories, live operational spaces, homes, and tall city buildings. We’re proud to be recognized as Dubai’s top demolition contractors on the List of Demolition Contractors in Dubai.
Coastal Breeze Technical Services is a well-known leader in the field of fit-out services, contracting expertise, construction, and renovation.