What is a Demolition Plan and How is it Used to Carry Out a Building Demolition?

Demolition means dismantling, razing, destroying or wrecking any building or structure or any part of it by pre-planned and controlled methods. Based on demolition surveys, a demolition plan is prepared. This demolition plan is produced with the application for approval of demolition to the local authority. Demolition plan should include the following things, first a plan showing the location of a building to be demolished.

Then the building height, structural system, extent of damage to the building, existing structures and facilities in the vicinity, layout plan, proposed method of demolition, proposed shoring and precautionary measures for adjacent buildings, safety measures to be taken, proposed sequence of demolition steps, details of equipment’s used, a plan for handling and disposal of debris, proposed arrangements for site supervision.

How Demolition Is Carried Out Of Building Using Demolition Plan ?

First, a permission from local authority is taken for carryout demolition work. Second step is to carryout demolition survey and note all detail which are required for  demolition. Prepare demolition plan for building and include various thing that i have discuss above. Find out the location of demolition site. After allocation of site provide safety barrier. This safety barrier is provide for safety of adjoining structure from demolition. After proper  safety provision on  surrounding the site remove all the dead load from the building make it soft strip. After proper arrangement of blasting material controlled demolition is carried out on first building. After completion of demolition  first building, same way controlled demolition is carried out for second building. After demolition of building all debris material is removed from the site using hauling equipment and then foundation of building is remove and cleaning of site is done.

Factors Affecting Demolition Plan

In order to draw demolition plan first surveys are carried out for information collection. Below is an overview of the demolition plan and how it is used to carry out a building demolition. Here are the factors affecting in drawing demolition plan

Type Of Structure: The demolition plan varies with type of structure. For demolition of  steel structure demolition plan will be different form reinforced concrete  structure.

Size Of Structure: The demolition plan varies with size of structure . For demolition of small structure demolition plan will be different form large structures.

Location Of Structure: In hilly area demolition plan will be different compare to demolition of structure in  marine area.

Safety Required: Higher safety will required great attention in drawing of demolition plan.

Limitation Of Noise, Dust And Vibration: Limitation of noise, dust and vibration affect methods of demolition and due to change in method of demolition , demolition  plan also change.

Available Equipment: Available equipment also effect method of demolition so due to this  demolition plan also change

Behaviour Of Structure: Behaviour of structure also change demolition plan.  Properties of steel structure is different compare to RCC structure or concrete structure that why both structure have different behaviour.

Source:

Brother, E. (n.d.). What Is Demolition Plan ? And How Demolition Is Carried Out Of Building Using Demolition Plan ? Retrieved October 16, 2020, from Engineering Brother: https://engineeringbrother.com/what-is-demolition-plan-and-how-demolition-is-carried-out-of-building-using-demolition-plan.html

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