work of iec articles from the reputed agency for different health programmes for district hq and administrative health blocks under north 24 parganas-2 board size : 5ft ( h ) x 10 ft ( l ) or 4.175 ft x 12ft• stand 2 legs 12 ft. ( pole ) material : 5” x 3” joist with angular back support at an angle of 60o & 5ft from hoarding. ( grade isi marked ) • upper & lower middle support : 1” gi hollow square bar ( grade isi marked ) • joint: welded.• board : 3 mm acp exterior or ss steel• height of the hoarding : 12ft from soil level ( i.e. total height ( 12ft+5 ft / 4.175_ board ) = 17ft • rcc work for foundation 1.5 ft below from plinth 4 nos for each hoarding.• vinyl pasting on acp board / ss steel sheet with lamination as per design supplied by the authority / or proportionate thereof 3 board size : 5ft ( h ) x 8 ft ( l ) or 4.175 ft x 12ft• stand 2 legs 12 ft. ( pole ) material : 5” x 3” joist with angular back support at an angle of 60o & 5ft from hoarding. ( grade isi marked ) • upper & lower middle support : 1” gi hollow square bar ( grade isi marked ) • joint: welded.• board : 3 mm acp exterior or ss steel• height of the hoarding : 12ft from soil level ( i.e. total height ( 12ft+5 ft / 4.175_ board ) = 17ft • rcc work for foundation 1.5 ft below from plinth 4 nos for each hoarding.vinyl pasting on acp board / ss steel sheet with lamination as per design supplied by the authority / or proportionate thereof 4 installation of hoarding of following specifications:-board specification:-8’x10’joist:4” width x18’height of frame 7’ from ground level surrounded by ‘l’ type angle 30mmx45mm x 4mm &1mm sheet metal8’x10’ smooth grinded surface which will appropriate for multicolour vinyl pasting. plinth up to ground level with rcc work having foundation depth 3’with welding between base and joist.