Tender For Repair And Renovation Work Of Whs - water harvesting system At Ghooghara District Ajmer - 1 Cutting & clearance of jungle, bushes, shrubs,Ankra, ipomea Julieflora typna etc. on canals &bunds in dry / moist / slushy condition including disposal as per instruction of the EngineerIn-charge .Cost of wood has been deducted from rates and will be property of contractor after cutting Thick 2 Ploughing/ Picking ofsurface of old embankment 3 Excavation including loading, unloading, disposal and dressing of excavated earth within initial lead of 50m and lift up to 1.5m including dressing of excavated area and dewatering wherever required complete in all respect 4 Hard / dense soil 5 Hard soil mixed with Kankar / boulders, Morrum 6 Excavation including loading unloading disposal and dressing of excavated rock within initial lead of 50m and lift upto 1.5m in dry or moist including dressing of excavated area, de-watering wherever required complete in all respect.Hard rock not requiring blasting 7 Benching base and depositing the excavated material including dressing etc. complete within initial lead up to 50m and lift up to 1.5m 8 Earth work in rough (borrow area) excavation for embankments in hard soil, morrum or highly weathered strata dry or moist, including laying in20 cm layers (before compaction) and breaking of clods, sorting of grass, pebbles etc. and dressing when compacted by vibro compactor, vibro sheep foot roller, sheep foot roller/pneumatic tyred roller to obtain dry density of at least 98% of Standard Proctors density with initial lift of 1.5m (Excluding charges for compaction and watering) including loading and un-loading wherever required complete in all respect.With lead beyond 250 m and up to 750 m (½ KmAdd extra for each subsequent lead of 500m or part there of beyond ½ Km and up to 5 km(lead up to 5000m)Deduct in item no 16 (a) to (d) above if Standard Proctors density to be achived is at least 95% 9 Compaction of earth or highly weathered strata by mechanical equipment such as sheep foot roller/ pneumatic tyred roller/vibro compactor / vibro sheep foot compactor required as per site condition to obtain dry density of.(i) at least 95% of Standard Proctors density 10 Watering of earth inculding cost of carriage of water when source of water is up to 1 km 11 Re-handling of excavated material including loading unloading and dressing within initial lead of 50 m and lift of 1.5m with cost of de-wateringwherever required and all applicable taxes and levies etc. complete in all respect Earth/Soil 12 Quarry Rubbish not more than10 cm in size incluiding all lead and lift 13 Spreading of quarry rubbish / spalls / murranda to required grade & camber in layers not exceeding 15 cm. thickness (loose) as per specifications including dressing etc. complete. 14 Distance stone well dressed of required shape and size 60 cm x 23 cm x 7 cm with distance marked engraved and exposed faces well painted. 15 Fixing of Distance stone in 30x30x30 cm pit excavated in all type of strata and back filling with cement concrete (1:4:8) projected 10 cm above ground level well finished and properly cured. (Excluding cost of Distance stone) 16 Lip cutting and final dressing as per designed section including re-handling and disposal of excavated earth in layers 20 cm on embankments etc. with cost of dewatering wherever required, and complete in all respect 17 Supplying and laying quarry spalls properly graded but not more than 10cm in size with spreading in required profile including all leads & lifts 18 Supplying stone, spall and laying Rip rap in required profile properly hand packed using stone of specified size including all lead & lifts 23 cm thickness (± 5 % thickness tolerance) 19 Dry boulder filling in required profile with filling of voids etc. complete including all lead & lifts, and well finished surface 20 Providing and Laying in position of Cement concrete Nominal mix (1:3:6) including leads of all construction materials, curing, compaction and finishing with rendering in cement sand mortar 1:3 (1 cement : 3 coarse sand) and making good the joints excluding the cost of centering, shuttering and reinforcement. Well graded crusher broken stone aggregate of maximum size upto 20mm 21 Providing and Laying in position of Cement concrete Nominal mix (1:2:4) including leads of all construction materials, curing, compaction and finishing with rendering in cement sand mortar 1:3 (1 cement : 3 coarse sand) and making good the joints excluding the cost of centering, shuttering and reinforcement. Well graded crusher broken stone aggregate of maximum size upto; 20mm 22 Random rubble stone masonry (using R. R. stones where 75 % stones to be not less than 15 cm in size in any direction and weighing not less than 23 kg.) for foundation including curing with all leads of all construction materials including curing etc. completein 1:5 cement mortar.For Superstructure 23 Plaster in cement sand mortar 1: 4 including racking of joints, smooth finishing & curing etc. complete including all leads of all construction materials complete ;of thickness 20 mm. 24 Providing and Laying in position of Cement concrete Nominal mix (1:1.5:3) including leads of all construction materials, curing, compaction and finishing with rendering in cement sand mortar 1:3(1 cement : 3 coarse sand) and making good the joints excludingthe cost of centering, shuttering and reinforcement. Well graded crusherbroken stone aggregate of maximum size upto;20mm 25 Extra labour charges for RCC due to obstruction in laying and placing the reinforced cement concrete due to reinforcement. In foundation rafts, beams, columns bases stilling basins, buckets, aprons etc. (non suspended horizontally laid mass concrete) 26 Side shuttering etc complete Including propping Retaining wall, counterfort, abutment, wing walls up stream or down- stream slope facings of dams and open faces of construction joints etc. 27 Supply of M.S. Reinforcement including labour charges for bending binding and placing in position all reinforcement as per drawing including cost of binding wire and all leads and lifts using.Tor or ribbed bars(IS:1786-1985) 28 Refilling the excavated earth (excluding rock) in trenches, plinth side of foundations etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering including cost of water, loading and un-loading wherever required with cost of dewatering wherever required. Earth / Soil 29 Providing, laying and fixing in position RCC spun or hume pipe with collars (ISI 458-2003) in required size packed in gasket for hume or spun yarn & neatly finished with rich grout of cement mortar 1:3 perfectly air tight including testing of joints.1000 mm NP-3 30 Providing, laying and fixing in position RCC spun or hume pipe with collars (ISI 458-2003) in required size packed in gasket for hume or spun yarn & neatly finished with rich grout of cement mortar 1:3 perfectly air tight including testing of joints. (i) 1000 mm NP-3 Labour Charge only 31 (a) Drilling holes of 35 mm diameter for anchor rods. (i) Upto 1.50 m depth 32 (b) Labour charges for Fixing of anchor bars in neat cement grout including cost of cement and curing etc. complete 33 ( c) Supply of Tor steel anchor bars of required diameter, length and shape at site of work complete. 34 Nominal mix of Plain Cement Concrete well mixed and laid in position using 20% max permissible limit of plums above160 mm and up to 450mm, including curing and finishing etc including all leads of all construction materials complete in all respect with well graded crusher broken stone aggregate. The plums shall be distributed evenly and shall be not closer than 150 mm from the surface. 11.1 PCC Nominal Mix 1:2:4 with plum, (a) Max size of Aggregate 20 mm, 35 U-PVC pipes (working pressure 4 kg / cm^2) Single socketed pipe 75 mm dia. 36 Removal of slit/soil/earth, sand, pebbles, Malba, debris, rubbish, stone pebbles & obstruction deposited in canal bed up to design line grade and sections having design due to erosion/scour/slips in canal banks/silting with or without bushes and weeds etc. in dry or moist condition from canal bed including dewatering, loading unloading and disposal at suitable place as directed by Engineer in charge with initial lead of 50m. and lift upto 1.5 m with proper dressing on canal bed complete in all respect For depth above 15 cms but upto 30cms having (i) Unlined section 37 Providing, fabrication,threading (Square and V threading as required), machining, straightening of MS Round bar complete as per drawing with testing, including cost of all materials,with machinery, labour, cutting, aligning, welding, finishing, cleaning etc., complete as per specificationsand approveddrawings withall lead and lifts, includingpacking & forwarding transportation charges for structural steel components and other materials.Ratefor V threadingfor Round bar with materials 63 mm dia. 38 Providing, Fabrication, machining with straighteningwork of GuideTee,Track,Sealing frame, Leaf frame or any part ofgates,complete asperdrawing with testing, includingcostof all materials, withmachinery, labour, tools and tackles cutting, aligning, welding, finishing, cleaningetc.,applyingonecoatofzincrichepoxyprimer and two coats of cold applied coal tar epoxy paint, etc.,completeasperspecifications and approved drawingswith all lead andlifts, including packing & forwarding, transportation charges for structural steel components and other materials.Rate of work with all materials 39 Erectionworkoffabricatedgates, anypartsof gates and any accessories of gates, complete as perdrawingwithtesting, includingcostofall materials required for completing the job like weldingrods,toolstacklesetc.,withmachinery, labour, tools and tackles cutting, aligning, welding, finishing,cleaning etc.,applyingonecoatofzinc richepoxyprimerandtwocoatsofcoldapplied coal tarepoxypaint, etc.,completeas per specifications andapproveddrawings withall leadand lifts,includingpacking&forwarding, transportation charges for structural steel components and other materials. 40 Providing and fixing of reinforced ferro-cement drain cover designed for class AA loading duly marked on cover with adequate steel reinforce- ment having thickness 75mm to 150 mm, anti-corrosive bitumen painted M.S. plate, rim and on M.S. lifting hooks, admixture like plastisizer bond-improving compound, shrinkage resistant compound, abrasion resistant complete as per approved design etc.Class A Loading600 x 800mm (125mm thick) 41 Supply & Planting of shady plants ( Neem, Peepal, Goolar, Jamun, Imli or other specified ) along road side including thefollowing activities:-1. Preparation of soil including cleaning & removing of unwanted shrubs removal of stones & garbage.2. Supply of plant at site of two years of age & height more than 1.5 mtr.3. Supply of dry manure ( Farm yard manure organic )4. Supply of Insecticides5. Digging of pits size 60x60x60 cms. Including removal of stones. Manuring application of insecticides & watering at least 15 liter per plant after planting. 6. Half brick Circular tree guard in second class bricks, internal dia 1.25 meter and height 1.20 meter above ground and 0.20 meter below ground, bottom two courses laid dry and top three courses in cement mortar 1:6 (1Cement : 6 Sand) and the intermediate courses being in dry honey comb masonry, as per design complete.7. Watering to plants.8.Maintenance of plants by the contractor including of pits/bids preparation of Thavala Hoeing weeding etc. & application of insecticides etc. & security. If the plant die during maintenance contractor has to replace same height plant at his own cost.
