Drainage Works Tenders

Supply and Fixing 75mm Dia PVC Pipe for drainage sqouts. Including cost of all material T&P, labours etc for proper completion of work as per directed by engineer in charge.

Providing boulder or stone filling with boulders or stones 100 mm thick to bottom of Underfround Drainage System etc. complete as directed

M&L For Providing and laying at or near ground level factory made kerb stone of 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.

12 052140 Providing and fixing of Drainage Spouts of Metre 1600.00 445.98 713568.00

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to thr required line and cuvature jointed with cement mortar 1 : 3 (1 Cement : 3 C. Sand) i/c making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm) i/c making drainage opening wherever required complete etc. as per direction of E/I (length of finished kerb eddeging shall be measured for pament). (Precast C. C. kerb stone shall be approved by Engineer-in-charge). (DSR Code.No-16.69) AOR

Taking down existing sunken portion treatment by demolition of old concrete and tiles and carry out the sunken treatment as in following steps given below and as directed by the Engineer-in-charge :- (a) S&F drainage spout pipe GI 40 mm dia bore light grade upto outside of outer wall (Approx 450 mm to 600 mm long) and WHB pipe 40 mm dia from bottom of WHB to Floor trap as required at site. (b) M&L PCC 1:1.5:3 type B-0 (using 12.5mm graded stone agg), 50 mm thick laid in slope towards drainage out spout pipe mixed with waterproofing chemical as per manufacturer instructions of MAKE :FOSROC/SIKA/Pidilite/STP. Khurra 150mmx150mm (min) at appropriate location for free flow (of leaked water if any) towards drainage spouts shall be provided integrally while laying PCC.Fixing of spout shall be done with same PCC as in this item. (c) M&L18 mm thick cement platster in CM 1:3 on vertical faces mixed with water proofing chemical of MAKE : 301 Pidicrete URP of Dr Fixit or other techno commercially Equivalent make of SIKA/ Pidilite/FOSROC/STP (d) Item no 94 (c) shall be executed while concrete is green as per item no 94(b) above and proper curing and ponding test shall be done before laying drainage/water supply pipes upto the entire satisfaction of Engineer in charge. (e) Applying two coats of SIKA TOP seal 107 of SIKA or other techno commercially Equivalent make of FOSROC /Pidilite/Dr Fixit/STP on vertical as well as horizontal surface. (f) Drainage and water supply pipe if required & test for leakage/sanitary pipes and shall be laid to slope and a clear gap underneath the pipes shall be made available by providing suitable cement concrete blocks. (g) M&L PCC 1:5:10 type E-2 using 10-40 mm down graded stone aggregate as reqd depth at site over and including 150mm thick 20mm single sized stone aggregate to provide a filter media. (h) M&L PCC 25 mm thick 1:2:4 type B0 using 12.5 mm grade stone aggregate as level course. (j) M&L for 7 to 8 mm thick non skid ceramic coloured tiles (square/ rectangular) area of each tile exceeding 0.11 Sqm but not exceeding 0.18 Sqm as in floors etc; laid jointing in neat cement slurry and pointed filled with epoxy chemical make: SIKA/FOSROC/PIDILITE/ Dr Fixit/STP.mixed with pigment to match with shade of tiles over and including 15 mm thick screed bed in CM (1:6).