Bengaluru Water Supply And Sewerage Board Tender

004 - Providing S&S RCC SPUN / VIBRATED CAST PIPES (REINFORCED) pipes NP-3 Class conforming to IS:458-1988 with latest amentmentsusing ordinary portland cement, for sanitary works and conveyingto work site, rolling and lowering into trenches, laying true to lineand level including loading and unloading at both destinations andjointing of pipes and specials, perfect linking of joints with jack tocorrect position including cost of jointing materials, i.e, rubber rings conforming to IS: 5382 for S&S RCC pipes, with all leads and lifts asdirected and giving necessary hydraulic test as per ISS to the requiredpressure and commissioning etc. complete. (Contractor will make his own arrangements for procuring water for testing). Before the executionof the work, the contractor shall carry out the survey. 250 mm dia NP3 class ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

005 - Providing S&S RCC SPUN / VIBRATED CAST PIPES (REINFORCED)pipes NP-3 Class conforming to IS:458-1988 with latest amentmentsusing ordinary portland cement, for sanitary works and conveyingto work site, rolling and lowering into trenches, laying true to lineand level including loading and unloading at both destinations andjointing of pipes and specials, perfect linking of joints with jack tocorrect position including cost of jointing materials, i.e, rubber rings conforming to IS: 5382 for S&S RCC pipes, with all leads and lifts asdirected and giving necessary hydraulic test as per ISS to the requiredpressure and commissioning etc. complete. (Contractor will make hisown arrangements for procuring water for testing). Before the executionof the work, the contractor shall carry out the survey. RCC NP3 Class pipe of 300 mm dia ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

006 - Providing PVC ringtite pipes conforming to IS 4985:2000 with latestamendments and conveying to worksite, rolling and lowering intotrenches, laying true to line and level and perfect linking at joints, testingand commissioning, including loading unloading at both destinationsand cuts of pipes wherever necessary including jointing of PVC pipesand specials (excluding cost of specials) with jointing of approvedtype, with all labour with all lead & lift including encasing the pipealround to a depth of not less than 15 cms. with soft gravel or selectedearth available from the excavation etc. complete and giving necessaryhydraulic test to the required pressure as per ISS (Contractor will makehis own arrangements for procuring water for testing) etc. complete For: PVC pipes 110mm dia., 6 kg/sqcm & class 3 ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

007 - Supply and delivery at site special moulded variety PVC elbows as per IS 7834/ 1987 and fabricated as per IG124/ 1984 with ISI mark with its latest amendments 110 mm dia PVC Elbows ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

008 - Construction of RCC Machinehole chambers of 1:1.5:3 proportion or approved type Cast-insitu / Pre-cast RCC Machinehole chambers, constructed using form vibrators of standard type, with barricading, danger lighting and using of sight rails and boning rods wherever necessary, shoring and strutting wherever required using Ordinary Port Land Cement, using 1:1.5:3 proportion RCC with 20 mm and downgraded jelly, well graded sand and steel of approved quality, 200 mmthick top concrete slab, having wall thickness and raft thickness as inapproved drawings and with an offset in raft alround the chamber as in approved drawing, benching concrete with 1:6 slope towards the central drain finished smooth, including fixing and grouting of pipes, including conveying to work spot supply and fixing SFRC Machinehole cover and frame (Heavy duty) conforming to IS:12592 with latest amendments, on a bed of CC 1:2:4 Providing and fixing of minimum 3 mm thick encapsulated plastic footsteps (as per IS 10910) on 12 mm dia.Grade Fe-500 steel bar (as per IS 1786) staggered at 300 mm apart asdetailed in Technical specifications, including stone grit beding whereverrequired, watering, curing, engraving Machinehole number with flowdirection on the inner cylindrical surface etc., complete includingcost of reinforcement steel and fabrication charges and also cost andconveyance of all materials, labour with all lead and lifts. The Pre-castRCC Machinehole are for various diamters and depths as stated belowand as er detailed drawings, specifications and direction of the Engineer.For 1.2m dia Machinehole: Constructing Pre-cast RCC Machinehole 1.2 m internal dia. , 1.3 M depth & SFRC cover & frame ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

009 - Same as above: 1.2 m dia units from 1.3 m depth to 1.6 a.2 m dia 1.4 m depth ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

010 - Same as above:1.5 m depth 2.8 m depth ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

011 - Same as above:1.5 m depth 3.4 m depth ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

012 - Construction of Granular Sub-Base of required grading as per design mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per clause 401 For Grading -I Material ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

013 - Providing, laying, spreading and compacting graded stoneaggregate to wet mix macadam specification includingpremixing the Material with water at OMC in mechanical mixplant carriage of mixed Material by tipper to site, laying in uniform layers with paver/grader in sub-base / base course onwell prepared surface and compacting with vibratory roller toachieve the desired density. ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

014 - Providing and applying primer coat with SS1 grade Bitumen Emulsion on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70kg/m2 using mechanical means. ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

015 - Providing and laying Dense Graded Bituminous Macadam with120 TPH capacity HMP batch type using crushed aggregates ofspecified grading, premixed with bituminous binder VG-40, @4.5 per cent by weight of total mix and filler, transporting thehot mix to work site, laying with mechanical paver finisher tothe required grade, level and alignment, rolling with smoothwheeled, vibratory and tandem rollers to achieve the desiredcompaction as per MoRTH specification clause No. 505 completein all respects. ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

016 - Refilling available earth around trenches/pipelines, cables in layersnot exceeding 20 cms in depth, compacting each deposited layer byramming after watering with a lead upto 50 m , and lift upto 1.5 m.Including cost of all labour complete as per specifications ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

017 - Removal of Unserviceable Soil with Disposal upto a suitable distance as directed by the Engineer incharge of work ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST