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Explosive Demolition of Foundation Pit Support Beam of Guangzhou New Television Tower

Wei Ting-feng

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Abstract

This paper introduces the general characteristics and major difficulties in large foundation pit support beam demolition,and as an example of pit support beam demolition of Guangzhou new television tower foundation,we introduce the major technique of blasting construction and put forward the key of explosive demolition is the firing order of dividing foundation pit support structure into zones and layers,that is from up to down,center to around,side to corner,which provides reference to similar engineering.

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What this paper is about

This paper introduces the general characteristics and major difficulties in large foundation pit support beam demolition,and as an example of pit support beam demolition of Guangzhou new television tower foundation,we introduce the major technique of blasting construction and put forward the key of explosive demolition is the firing order of dividing foundation pit support structure into zones and layers,that is from up to down,center to around,side to corner,which provides reference to similar engineering.

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Available abstract

This paper introduces the general characteristics and major difficulties in large foundation pit support beam demolition,and as an example of pit support beam demolition of Guangzhou new television tower foundation,we introduce the major technique of blasting construction and put forward the key of explosive demolition is the firing order of dividing foundation pit support structure into zones and layers,that is from up to down,center to around,side to corner,which provides reference to similar engineering.

Key concepts: Demolition, Foundation (evidence), Tower, Explosive material, Engineering, Beam (structure), Rock blasting, Forensic engineering

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