COLUMN AS PER IS 456:2000 - Veer Buildhouse

Saturday, December 29, 2018

COLUMN AS PER IS 456:2000


              COLUMN (AS PER IS 456:2000)

INTRODUCTION :- A COLUMN OR STRUT IS A COMPRESSION MEMBER. WHEN A MEMBER CARRYING MAINLY AXIAL LOAD IS VERTICAL, IT IS A TERMED AS ‘COLUMN’ WHILE IF IT IS A INCLINED COLUMN, IT IS TERMED AS A ‘STRUT’.

SLENDERNESS RATIO :- IT IS A THE RATIO OF EFFECTIVE LENGTH OF THE COLUMN TO LEAST LATERAL DIMENSION.
S.R. =  Lef/ b







TYPES OF COLUMNS :-
Lef/ b < 12
(a)     SHORT COLUMN :- THE COLUMN IS CONSIDERED AS SHORT WHEN THE SLENDERNESS RATIO OF COLUMN IS LESS THAN OR EQUAL TO 12.

(b)    LONG COLUMN :- THE COLUMN IS CONSIDERED AS SHORT WHEN THE SLENDERNESS RATIO OF COLUMN IS LESS THAN OR EQUAL TO 12.
Lef/ b > 12





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