tender for removal of chockage at dhapa jalpara, mallick para, vivekananda pally and its surrounding area in ward no.58 - 1 section(b) - sanitary and drainage works.(b)-(ii) soil pipe and fittings.(a) original works.(16.)supplying, fitting and fixing with cement jointing (3:1) salt glazed stoneware pipe including excavation of earth upto 1.50 metre depth in all sorts of soil both mixed or unmixed and refilling (but excluding concreting at bottom and sides).(iii) 150 mm 2 section(b) - sanitary and drainage works.(b)-(ii) soil pipe and fittings.(a) original works.(16.)supplying, fitting and fixing with cement jointing (3:1) salt glazed stoneware pipe including excavation of earth upto 1.50 metre depth in all sorts of soil both mixed or unmixed and refilling (but excluding concreting at bottom and sides).(ii) 225 mm 3 building works ( c ) brickworks, concrete works etc. a. brick works 1. single brick flat soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand. ( 3rd corrigenda & addenda dated 04.06.2018) 4 building works ( c ) brickworks,concrete works etc b. concrete works 1. cement concrete with graded jhama khoa (30 mm size) excluding shuttering in ground floor and foundation (b) 1:4:8 proportion. ( 3rd corrigenda & addenda dated 04.06.2018) 5 sanitary and drainage works (b)-(iv)inspection pit,septic tank,soak pit etc. (a) original works 1.constructing inspection pit of inside measurement 600mm x 600mm x upto 600mm(depth) with 250 mm thick 1st. class brick work in cement mortar (1:4) on all sides, bottom of the pit consisting of 100 mm thick cement concrete (1:3:6) with stone chips over a layer of jhama brick flat soling, 15 mm thick (1:4) cement plaster to inside walls and out-side walls upto g.l. and 20 mm.thick (1:4) plaster to bottom of the pit, providing necessary invert with cement concrete (1:3:6) with stone chips as per direction, neat cement finishing to entire internal surfaces, top of the pit covered with 100 mm thick r.c.c. slab (1:1.5:3) with stone chips and necessary reinforcements upto 1% and shuttering including 6 mm thick cement plaster (1:4) in all external surfaces of the slab and one 560 mm dia. r.c.c. manhole cover of approved make supplied, fitted and fixed in the slab with necessary fittings, necessary earthwork in excavation in all sorts of soil, filling sides of the pit with earth and removing spoils after work complete in all respect with all costs of labour and materials.i) with pakur variety (other than sail/tata/rinl). 6 building works (a) earth work,antitermite treatment 2. earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. the item includes necessary trimming the sides of trenches levelling, dressing and ramming the bottom, bailing out water as required complete. (a) depth of excavation not exceeding 1,500 mm. 7 building works ( c ) brickworks,concrete works etc a. brick works 8. brick work with 1st class bricks in cement mortar (1:6) (b) in superstructure, ground floor 8 section 1. ------------building works (i) plastering, pointing etc. a. original works 1.plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (ground floor).[excluding cost of chipping over concrete surface](ii) with 1:4 cement mortar (a) 20 mm thick plaster 9 section 1. ------------building works (i) plastering, pointing etc. a. original works 15 neat cement punning about 1.5mm thick in wall, dado, window sill, floor etc. note:cement 0.152 cu.m per100 sq.m. 10 sanitary and drainage works (b)-(iv)inspection pit,septic tank,soak pit etc.8.supplying, fitting and fixing in position reinforced cement polymer concrete manhole /gully pit cover with matching frame.as per i.s-12592(m.d) (viii) 5 mt load bearing capacity gully pit cover with frame and hinge arrangement for opening of size (viii) 5 mt load bearing capacity gully pit cover with frame and hinge arrangement for opening of size cover: 470 mm x 420 mm x 80 mm frame: 590 mm x 550 mm x 170 mm opening: 380mm x 305mm weight: 100 kg (approx) 11 materials and labour 1. building (b) labour rates per diem : 3)mazdoor (male). note: (i)the above rates of labour are exclusive of 10% contractors profit and 1% labour welfare cess which would be admissible to the contractors, but contractual percentage will not be applicable. (ii) the workersemployed on high rise building or any structure over 30 ft in height and also workers engaged in tunnel shall be paid 20% extra wages. 12 sub total 13 gst 18% 14 cess 1%