Construction methods to demolish building is an extremely necessary job to ensure the safety of workers, lives and properties of people around during the demolishing construction process. The building construction demolition is very dangerous but very necessary in construction because when it is necessary to demolish the old building to build a new one, or the construction build contrary to the planning or for other reasons. The following article SVG Engineering will share with readers and customers about the demolition construction method of a 8-storey building in Hai Phong, which has been reflected by many TV stations as Hai Yen Hotel.
CONSTRUCTION METHODS TO DEMOLISH HIGH FLOOR BUILDING IN VIETNAM
Project: Demolition construction method of a 8-storey building
Address: 552 Ton Duc Thang, An Dong Commune, An Duong District, Hai Phong City, Vietnam
Investor: Mrs. Dam Thi Bac - Hai Yen hotel owner
Building demolition contractor: Nhat Han Machine Equipment Co., Ltd
Inspection Unit: Sao Viet Design Consulting and Construction Supervisory Joint stock Company
Year of implementation: 2022
Pictures of Hai Yen Hotel Building before demolition construction
Image of survey ground location of Hai Yen Hotel before demolition construction
CONTENTS OF CONSTRUCTION METHODS TO DEMOLISH HIGH FLOOR BUILDING
1. In terms of procedures:
- Step 1: Sign a demolition contract with the Investor, clearly stating the scale, scope of demolition and responsibilities of the demolition unit. Demolition contract is a contract of cost and safety responsibility.
- Step 2: Together with the investor and the local government, go to survey and make a record of the current status of all neighboring works, take pictures and make commitments with adjacent households to serve as a basis for assigning responsibilities during the demolition construction process. At the same time, notify the demolition plan and agree on measures to protect the surrounding buildings.
- Step 3: Site preparation, personnel organization, security training - protection, labor safety, environmental sanitation and fire prevention, dissemination of on-site construction methods for everyone involved in demolition. Sign a commitment between the employee and the employer on the work of protection and safety of construction workers.
- Step 4: Dismantling valuables, making a list and handing them over to the Hai Yen Hotel Owner. Dismantling valuables, making a list and handing them over to Hai Yen Hotel Investor.
- Step 5: After taking measures to install safety floors to protect surrounding works, install nets to protect against dust and falling objects, then invite the supervision consultant and competent authorities to take over.
- Step 6: After taking measures to drill and punch holes in the reinforced concrete floor to make floor holes to collect demolition materials, then invite the monitoring unit to make a acceptance report.
- Step 7: Every day at the beginning of the hour, employees are required to pay attention to safety reminders and check their health, protection and equipment by the commander, safety officer before demolition construction work.
- Step 8: After finishing the demolition and cleaning of the ground, removing the platforms at the protection works, an inspection team will be formed with the authorities and related parties to review the current status of the surrounding works. Determining damage, damage, if any, in order to remedy or reimburse.
2. About personnel to organize construction at the site:
- Heading and taking main responsibility is the Chief of Staff, who is responsible to the Company - Construction Unit, Investor, Authorities and related units for the management of construction work on the construction site. The Commander in Chief fully meets the requirements of the Law on health, expertise and related operational certificates.
- Under the captain are the Departments in charge of security, safety, technical staff and in charge of safety, consisting of 3-5 people working in personnel management, security and safety on the construction site.
- Operators of demolition equipment and machines: are personnel who have expertise in operating equipment and are trained in occupational safety.
- Direct workers are demolition workers: are unskilled workers trained to use hand-held equipment for direct demolition such as drilling machines, chisels, cutting machines, welding machines.
- Unskilled labor is used to clean the construction site.
SOME EQUIPMENTS, MACHINERIES AND PROTECTION FOR DEMOLISHING HAI YEN HOTEL 8 STOREYS BUILDING
| No. |
Device name and main parameter |
Quantity |
Function |
| 1 |
Kobelco 330-1 concrete clamping excavator, height 22m |
01 |
Demolition of high-rise buildings, the height reaches 6-7 floors |
| 2 |
Kobelco 220-3 concrete clamping excavator, height 16m |
02 |
Demolition of high-rise buildings, the height reaches 4-5 floors
|
Hand-held auxiliary equipment: Drills, cutters, winches, welding machines, ... are mobilized according to actual needs.
PICTURES OF DEMOLISHING HAI YEN HOTEL BUILDING 8-STOREY:
Pictures of construction measures to demolish the 8-storey Hai Yen Hotel Building
Pictures of construction measures to demolish the 8-storey Hai Yen Hotel Building
Pictures of construction measures to demolish the 8-storey Hai Yen Hotel Building
Pictures of construction measures to demolish the 8-storey Hai Yen Hotel Building
Pictures of construction measures to demolish the 8-storey Hai Yen Hotel Building
Pictures of construction measures to demolish the 8-storey Hai Yen Hotel Building
Pictures of construction measures to demolish the 8-storey Hai Yen Hotel Building
DEMOLISTION CONSTRUCTION MEASURES OF HOTEL BUILDING NEED TO BE NOTES AS FOLLOWING:
- Before demolishing a house, it is necessary to survey and properly assess the condition of the foundation, structures such as: Fabrics, floorboards and walls of the house.
- Building demolition construction methods must be calculated and checked by a qualified person, paying attention to the demolition and dismantling ground, demolition and dismantling methods with detailed drawings.
- Fully arrange machinery and tools for demolition.
- When demolishing old buildings in densely populated areas, the surrounding area should be covered with nets to avoid splashing concrete and limit dust from flying outside, affecting the lives of people around.
- Make a warning sign for people around about the building under construction, restricting people and vehicles from passing through the area being demolished.
- Before demolishing the building, it is advisable to calculate the structure of the work, the bearing capacity of columns and beams when demolishing. It is necessary to support some structures to prevent the work being demolished from collapsing into the surrounding structures.
- In order to minimize the impact on the surrounding works, before demolishing the work, it is necessary to establish measures to support the neighboring works. In particular, when digging the foundation, it is necessary to take measures to strengthen the foundation for the surrounding works from subsidence and subsidence.
- Must check the condition of machinery, equipment, vehicles serving the construction and demolition of the building before operating. Those who are not responsible, have not learned the technical operating procedures, have not been assigned construction tasks, are not allowed to arbitrarily operate and repair demolition construction machinery and equipment.
- The entire electrical, water and technical systems of the building must be removed before demolishing or dismantling the building.
- Demolition of the building is carried out in accordance with the process, the order of demolition is done from above, according to the principle of gradually lowering the height.
- There should be solutions to prevent dust such as using a net to cover or spraying water continuously at locations that generate a lot of dust during demolition, especially in the process of collecting waste on transport vehicles.
- Waste should not be burned at the construction site but should be transported. Review the waste transportation system for continuity and keep the demolition area neat and clean.
COST OF CONSTRUCTION METHODS TO DEMOLISH HIGH FLOOR BUILDING
SVG Engineering is a prestigious unit to verify Hai Phong demolition methods
Please immediately contact Hotline 0902.593.686 (Mr. Thang) for support and advice on issues related to Construction methods to demolish building in VietNam. Best regards!
VietNam construction consulting - Mr. Thang 0902.593.686
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