Drainage Works Tenders

M&L for PCC kerb stone outer coloured surface machine pressed factory made of size 300 mm long , 300mm wide, 150mm thick using M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm), including making drainage opening wherever required complete incl form work weathering, slightly rounded or chamfered angles and throating incl necessary earth work and removal if required all as specifed and directed

Construction of dry rubble flooring at cross drainage works for relatively less important works.

Manufacture, supply, & delivery of (DWC) structured wall polyethylene/polypropylene piping system with nonsmooth external annular corrugated and smooth internal surface (Double Wall) for nonpressure sewage & Drainage application pipes of standard length 6 m, grade conforming to IS 16098 (part-II: 2013) including transportation to anywhere in A.P, excluding all taxes.

Earthwork in excavation or re-excavation of drainage channels / rivers in all kinds of soil including silt, sand, slush etc. mixed with all sorts of Industrial wastes, sewages, municipal garbage, carcasses, tannery effluents, jungles, bushes, semi-solid / solid campact mass, water hyacinth, cowdung deposits, decomposed vegetations, polythenes, brick bats, gravels, stone ballast, crates, remnant of bullah and bamboo pins etc. by means of suitable excavator mounted on pontoon (min. depth of water 0.75 metre) specially made to suit the site condition in tidalor non-tidalchannel/river and carrying of the excavated materials to suitable locations of the channel / river bank from the point of excavation by diesel machine operated boats or similar arrangements in a manner suited for the purpose and placing the excavated materials from the boat etc. on the top of the bank in case of disposal at suitable places arranged by the agency at his own cost, on the bank at available locations having distances from the point of re- excavation as shown below, by means of excavators or any other machines or manually as may be required, including all lifts. Measurement : By Pre-work and Post- work level sections. Pre-work level for the existing bed of the channel / river is to be taken by displacing water hyacinth and all other floating materials including compact masses, carcasses etc. and for which no extra payment will be made. Post-work level section will be taken only when a stretch of at least 300 metre is completed and the said post-work will be taken within 7 days after completion of excavation in that reach.

88 mm, weighing not less than 170 gms 18.0 WATER SUPPLY 18.7S C.P.V.C. PIPES Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, and all CPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 18.7 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge. ( Internal work - Exposed on wall ) 62 18.7.2 20 mm nominal dia Pipes Metre 20 335 6700 MYSORE DIVISION-ENGINEERING/SOUTH WESTERN RLY Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings and fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & 18.8 fittings with one step CPVC solvent cement and the cost of cutting chases and making good the same including testing of joints complete as per direction of Engineer in Charge. Concealed work, including cutting chases and making good the walls etc. 63 18.8.2 20 mm nominal dia Pipes Metre 15 537.6 8064 Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings This 18.9 includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. External work 64 18.9.3 25 mm nominal dia Pipes Metre 14.15 355.4 5028.91 65 18.9.4 32 mm nominal dia Pipes Metre 25 438.6 10965 Providing and fixing G.I. pipes complete with G.I. fittings and clamps, including cutting and 18.10 making good the walls etc. ( Internal work - Exposed on wall ) 66 18.10.1 15 mm dia nominal bore Metre 10 366.4 3664 18.15S BRASS FITTINGS Providing and fixing gun metal gate valve 18.17 with C.I. wheel of approved quality (screwed end) : 67 18.17.1 25 mm nominal bore Each 2 622.4 1244.8 68 18.17.2 32 mm nominal bore. Each 1 689.6 689.6 Providing and fixing ball valve (brass) of 18.18 approved quality, High or low pressure, with plastic floats complete : 69 18.18.3 25 mm nominal bore Each 1 464.05 464.05 C.I. SLUICE VALVES/ FIRE HYDRANTS & 18.31S FIXTURES Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and 18.46 making long screws etc. complete (New work) : 70 18.46.3 25 mm nominal bore Each 2 439.25 878.5 71 18.46.4 32 mm nominal bore Each 2 489.05 978.1 18.48 Providing and placing on terrace (at all floor Per 1000 11 11000 levels) polyethylene water storage tank, IS : Litre 12701 marked, with cover and suitable 72 locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank. 18.49S C.P. BRASS FITTINGS Providing and fixing C.P. brass bib cock of 18.49 approved quality conforming to IS:8931 : 73 18.49.1 15 mm nominal bore Each 4 506.8 2027.2 18.59S AIR VALVE & WATER METER (BULK TYPE) 18.65 Providing and fixing PTMT soap Dish Holder Each 2 111.45 222.9 having length of 138mm, breadth 102mm, 74 height of 75mm with concealed fitting arrangements, weighing not less than 106 gms. 19.0 DRAINAGE 19.1S STONE WARE PIPES AND FITTINGS MYSORE DIVISION-ENGINEERING/SOUTH WESTERN RLY Providing and fixing square-mouth S.W. gully trap class SP-1 complete with C.I. grating brick masonry chamber with water tight C.I. 19.4 cover with frame of 300 x 300 mm size (inside) the weight of cover to be not less than 4.50 kg and frame to be not less than 2.70 kg as per standard design: 19.4.1 100x100 mm size P type 19.4.1.1 With common burnt clay F.P.S. (non modular) Each 2 2707.65 5415.3 75 bricks of class designation 7.5 Constructing brick masonry circular type manhole 0.91 m internal dia at bottom and 0.56 m dia at top in cement mortar 1:4 (1 cement : 4 coarse sand), inside cement plaster 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished with a floating coat of neat cement, foundation 19.9 concrete 1:3:6 mix (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size), and making necessary channel in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of neat cement, all complete as per standard design : 0.91 m deep with S.F.R.C. cover and frame (heavy duty, HD-20 grade designation) 560 mm internal diameter conforming to I.S. 12592, total weight of cover and frame to be not less than 182 kg., fixed in cement 19.9.1 concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) including centering, shuttering all complete. (Excavation, foot rests and 12 mm thick cement plaster at the external surface shall be paid for separately) : 19.9.1.1 With common burnt clay F.P.S. (non modular) Each 1 12725 12725 76 bricks of class designation 7.5 Constructing brick masonry chamber for underground C.I. inspection chamber and bends with bricks in cement mortar 1:4 (1 cement: 4 coarse sand) C.I. cover with frame (light duty) 455x610 mm internal dimensions, total weight of cover with frame to be not less than 38 kg (weight of cover 23 kg and weight of frame 15 kg), R.C.C. top slab with 1:1.5:3 19.30 mix (1 cement : 1.5 fine sand : 3 graded stone aggregate 20 mm nominal size), foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size), inside plastering 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand), finished smooth with a floating coat of neat cement on walls and bed concrete etc. complete as per standard design: Inside dimensions 455x610 mm and 45 cm 19.30.1 deep for single pipe line : 19.30.1.1 With common burnt clay F.P.S. (non modular) Each 2 6937.9 13875.8 77 bricks of class designation 7.5 21.0 ALUMINIUM WORK 21.1S General MYSORE DIVISION-ENGINEERING/SOUTH WESTERN RLY Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS: 733 and IS: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ 21.1 neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing / panelling, C.P. brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing, panelling and dash fasteners to be paid for separately) : 21.1.1 For fixed portion 21.1.1.1 Anodised aluminium (anodised transparent or Kg 22 495.05 10891.1 78 dyed to required shade according to IS: 1868, Minimum anodic coating of grade AC 15) For shutters of doors, windows & ventilators including providing and fixing hinges/ pivots and making provision for fixing of fittings 21.1.2 wherever required including the cost of EPDM rubber / neoprene gasket required (Fittings shall be paid for separately) 21.1.2.1 Anodised aluminium (anodised transparent or Kg 40 598.6 23944 79 dyed to required shade according to IS: 1868, Minimum anodic coating of grade AC 15) 22.0 WATER PROOFING 22.1S General 22.6 Providing and laying water proofing Sqm 121.37 688.9 83611.79 treatment on roofs of slabs by applying cement slurry mixed with water proofing cement compound consisting of applying:(a) after surface preparation, first layer of slurry of cement @ 0.488kg/sqm mixed with water proofing cement compound @ 0.253 kg/sqm. (b) laying second layer of Fibre glass cloth when the first layer is still green. Overlaps of joints of fibre cloth should not be less than10 cm. (c) third layer of 1.5 mm thickness 80 consisting of slurry of cement @1.289 kg/sqm mixed with water proofing cement compound @ 0.670 kg/sqm and coarse sand @ 1.289 kg/sqm. This will be allowed to air cure for 4 hours followed by water curing for 48 hours. The entire treatment will be taken upto 30 cm on parapet wall and tucked into groove in parapet all around. (d) fourth and final layer of brick tiling with cement mortar (which will be paid for separately. For the purpose of measurement the entire treated surface will be measured. 26.0 NEW TECHNOLOGIES AND MATERIALS 26.41S NEW TECHNOLOGY ITEMS Providing and laying factory made Precast concrete solid blocks of 200 mm thickness of 26.69 grade M10 made of C&D waste from approved manufacturer in superstructure above plinth level up to floor V level 26.69.1 Cement mortar 1:6 (1 cement : 6 coarse cum 35 9844.65 344562.75 81 sand) Total 2959894.65

Drilling of holes on the existing RCC wall/slab Each for drainage arrangements as approved by the Eng in charge LOA no 10261470102498 dt 06/05/24-2@46'37@ 2345-56.05=2288.95