Tender For Work For Maintenance Of Uwss Mountabu Under Sub Division Mountabu,Dn Aburoad - Repairing of leakage in existing Distribution/Rising Main/Transmission Main CI/MS/DI pipe line up to 1.5 mtr depth of sizes as given below by digging out suitable size of pit at at site of work including taking out the burst pipe from trench, dewatering and providing adequate safety arrangement at site. This will also include cutting of pipe ends, fixing of pipe piece with jointing material, tightening of CID Joints to make repair leak proof and thenrefilling of excavated tench / pit / road shall be done properly i.e after a layer of 20 cm with proper watering and ramming in layers. for entire job contractor will use his own T&P & labour and will arrange transportation of material required from Jen store. (Required material such as pipe piece, CID Joints shall be provided by Department free of cost) 2 (1.2.1) In all type Soil 3 (1.2.1.1) 80mm 4 (1.2.1.2) 100mm 5 (1.2.1.3) 125mm 6 (1.2.1.4) 150mm 7 (1.2.1.5) 200mm 8 (1.2.1.6) 250mm 9 (1.2.1.9) 400mm 10 (1.3) Minor repair of leakages such as lead caulking, plugging, clamping and ring fixing in existing Distribution/Rising Main/Transmission Main AC/PVC/HDPE/CI/MS/DI pipe line up to 1.5 mtr depth of sizes as given below by digging out suitable size of pit at site of work including dewatering and providing adequate safety arrangement at site to make repair leak proof andthen refilling of excavated tench / pit / road shall be done properly i.e after a layer of 20 cm with proper watering and ramming in layers for entire job contractor will use his own T&P & labour and will arrange transportation of required material from store. (Required material such as lead wool, white hump, plugs, clamps etc. shall be provided by Department free of cost) 11 (1.3.1) In all type Soil 12 (1.3.1.1) 50/63/75mm 13 (1.3.1.2) 80/90mm 14 (1.3.1.3) 100/110mm 15 (1.3.1.4) 125/140mm 16 (1.3.1.5) 150/160/180mm 17 (1.3.1.6) 200/225mm 18 (1.3.1.7) 250/280mm 19 (1.3.1.10) 400mm 20 (1.4) Replacement of CI/ DI Double flange sluice valves,non return valves,butter fly valves etc. in existing Distribution/Rising Main/Transmission Main pipe line up to 1.5 mtr depth of sizes as given below by digging out suitable size of pit at site of work including providing and fixing MS Nut and Bolt and rubber gasket, dewatering and providing adequate safety arrangement at site andthen refilling of excavated tench / pit / road shall be done properly i.e after a layer of 20 cm with proper watering and ramming in layers for entire job contractor will use his own T&P & labour and will arrange transportation of required material from store. (Required material such as Valve, Tail piece, CID Joints etc. shall be provided by Department free of cost) 21 (1.4.1) In all type Soil 22 (1.4.1.1) 80 mm 23 (1.4.1.2) 100 mm 24 (1.4.1.3) 125 mm 25 (1.4.1.4) 150 mm 26 (1.4.1.5) 200 mm 27 (1.4.1.6) 250 mm 28 (1.4.1.9) 400 mm 29 (1.6) Removal of Choking from pipe line, including tree roots, malba, sand and otherby manually or other means, cleaning of line and testing in existing Distribution/Rising Main/Transmission Main CI/MS/DI pipe line up to 1.5 mtr depth of sizes as given below by digging out suitable size of pit at site of work including dewatering and providing adequate safety arrangement at site. This will also include cutting of pipe ends, fixing of pipe piece with jointing material andthen refilling of excavated tench / pit / road shall be done properly i.e after a layer of 20 cm with proper watering and ramming in layers for entire job contractor will use his own T&P & labour and will arrange transportation of required material from store. (Required material such as pipe piece CID Joints shall be provided by Department free of cost)as per satisfaction of EIC. Rates for per pit. 30 (1.6.1) In all type Soil 31 (1.6.1.1) 80 mm 32 (1.6.1.2) 100 mm 33 (1.6.1.3) 125 mm 34 (1.6.1.4) 150 mm 35 (1.6.1.5) 225/200 mm 36 (1.7)Disconnection of water connection from existing pipe line in all type of soils up to 1.5 mtr depth by digging out suitable size of pit at site of work, with cutting of service line and refixing of clamp revolving it 180 degreethen refilling of excavated tench / pit / road shall be done properly i.e after a layer of 20 cm with proper watering and ramming in layers for entire job contractor will use his own T&P & labour. 37 (1.8) Removal of sluice valve in existing pipe line up to 1.5 mtr depth by digging out suitable size of pit at site of work including dewatering and providing adequate safety arrangement at site. This will also include cutting of pipe ends, fixing of pipe piece with jointing material to make repair leak proof andthen refilling of excavated tench / pit / road shall be done properly i.e after a layer of 20 cm with proper watering and ramming in layers for entire job contractor will use his own T&P & labour and will arrange transportation of required material from store. (Required material such as pipe piece CID Joints shall be provided by Department free of cost) 38 (1.8.1) In all type Soil 39 (1.8.1.1) 80 mm dia pipe to 100mm 40 (1.8.1.2) 125 mm dia pipe to 150mm 41 (1.8.1.3) 200 mm dia pipe to 250mm 42 (1.1) Work of Inter Connection in CI/DI/MS pipe line up to 1.5 mtr depth by digging out suitable size of pit at site of work including dewatering and providing adequate safety arrangement at site, cutting of existing pipeline, jointing of Tee (complete) and other specials to make inter connection repair leak proof andthen refilling of excavated tench / pit / road shall be done properly i.e after a layer of 20 cm with proper watering and ramming in layers for entire job contractor will use his own T&P & labour and will arrange transportation of material required from store. (Material such as Tee/ Tee Clamp/rubber sheet/ CID joints required for inter connection shall be provided by the department free of cost). 43 (1.10.1) In all type Soil 44 (1.10.1.1) 80 mm to 100 mm 45 (1.10.1.2) 125 mm to 150 mm 46 (1.10.1.3) 200 mm to 300 mm 47 (1.10.1.4) 350 mm to 450 mm 48 (1.11) Labour charges for removal of complaint of polluted water supply to the consumers 49 (1.11.1) Survey of the locality of polluted water supply for preliminary assessment of source of pollution during supply hours 50 (1.13) Labour charges for digging of pit of suitable size for removal of water pollution onexisting distribution CI/DI/MS pipe linesup to 1.5 mtr depth including cutting of pipe and assessment of direction of flow of polluted water during non supply hours, identifying the source of pollution and repairing of fault pipe line byfixing of pipe piece with jointing material (pipe and jointing material shall be supplied by department) to make it leak proof andthen refilling of excavated tench / pit / road shall be done properly i.e after a layer of 20 cm with proper watering and ramming in layers. The rate includes all labour charges to complete the work for pipe size 51 (1.13.1) In all type Soil 52 (1.13.1.1) 80-100 mm 53 (1.13.1.2) 125 to 150 mm 54 (1.13.1.3) 200 to 300 mm 55 (1.14) Restoration of bitumen road by patch work of WBM using crushed / broken aggregate as per the standard specification and consolidation with hand rammer spreading and consolidation of binding material , cleaning of surface of WBM and providing of seal &tack coat as per site condition by using ready cold mixup to the satisfaction of engineer in charge.The rate includes the makingof pit in regular shape, all labour, material and T&P charge complete job. 56 (1.15) Restoration of cement concreteroad including making of pit in regular shape, ramming and consolidation of surface, laying, positioning and compactingcement concrete ( M-20 ) minimum thickness 200 mm upto the satisfaction ofengineer incharge.The rate includes the makingof pit in regular shape, all labour, material and T&P charge complete job. 57 (2.7) Job Work for Successful Repairing of All type of Handpump without material. 58 (2.8) MinorRepair without unlowering and lowering of assembly pipes (Replacement or Repair of Chain, Handle, Handle Assembly, Water Tank, Bearing, Greasing etc.including welding and lathe work if any.) 59 (2.9) Major Repair with unlowering and lowering of 32/ 50 mm GI pipes assembly including minor repair if any. Work also includes transportation of all material from store to work point and depositing unservicable material to store. Work can be done by lowering machine/ chain pulley/ any system. 60 (2.11) Removing abandoned handpump including dismantling of platform, cutting of casing pipe minimum upto 0.3 m depth below ground level , depositing taken out material to store, filling bore with stone or earth and surface dressing. 61 (2.14) Painting and writing of code on all Type sources (Hand pump/single phase/tubewell/Ow) of various rural /Urban water supply schemes The Code number of Source shall be based on District code/Block(sub District) Code /Village code/Type of source ie(HP/TW/SP/OW)/Source No.The Minimum Size of letters painted for coding shall be preferably 10X20 mm (width 10 mm and Height 20 mm) 62 (4.5) Replacement of existing wire mesh on ventilators of GLRs, OHSRs, CWRs etc. with 16 mm dia MS vertical bars placed at 10 cms wherever required, having 16-gauge wire mesh with a inner base of expanded jali welded around with vertical bars 63 (4.6) Taking out with care the M.S. iron ladder fixed at OHSR , repairing, welding etc and fixing back at reservoirs including all labour and material. 64 (4.9) Providing, fabrication and fixing mainhole cover 600X600 size made of angles 50X50X6 mm frame,40X40X5 mm frame of cover, 6 mm thick MS sheet with holdfast and fittings complete as per design and drawing including cutting welding and fabrication with priming coat of red oxide With lock (minimum weight 50 Kg) 65 (7.5) Daily/ periodical operation ofvalves at supply times for specified by department per sluice valve per month.(Valve rod and cap to be arranged by contractor) 66 (7.5.1) 80-300mm 67 (7.8) Maintenance ofcentrifugal pump sets and motor/ Monoblock including cost ofrewinding of motor, material components & accessories required to repair pumpsets, starters etc. of electric panels, deinstallation and re installation of pumpsets complete in all respect for per Centrifugal pump set with pannel per month.maintenance ofhistroy sheetas directed by Engineer-in-charge for centrifugal pump set per month.Operated load of Centrifugal Pump sets (HP) 68 (7.8.3) 6.0 HP to 12.5 HP 69 (7.8.4) 13.0 HP to 20.0 HP 70 (7.8.5) 21.0 HP to 30.0 HP
