Answer / sobhanbabu

spacer bar to be provided in beams perpendicular to the
beam main bars.if we put parallel to the bar,we require
more no of bars and it may slips also.

Answer / jay

because distance b/w two bar conc. r fill and conc. and steel bond conect each other

Answer / kumaran

spacer bar provided perpendicular to the beam.it is only
provided when 1st tie is above 25mm

Answer / remesh babu pillai .k .p

generaly 25or 32mm dia bars are used for spacer.length is equal to bridth of the beam and is placed inclined to the beam main bar to keep the cover of the beam .other wise,slip the spscer ,the top layer of mainbar coming closer to bottum layer

How we can calculate the quantity of sand, & cement, & also aggregate for a slab. Length 25'/3.28 = 7.62 Mtr width 20'/3.28 = 6.09 Mtr depth 6" /3.28 = 0.152 Mtr

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