GI PIPE POLES & BRACKETS: GI PIPE POLE BRACKETS: SINGLE ARM BRACKETS: Supply and erection of G.I. pipe 40mm dia. (A-class) single arm bracket atleast 1 metre long arm to give a total overhang at a tentative angle of 100/105º, the bracket should be fixed on the top of the GI pipe pole having top outer dia. 80mm with GI reducer 80mm x 40mm with two coats of an approved aluminium paint complete in all respect as approved by the Engineer-in-charge at site.