Stabilization of Kuttiyadi dam by providing supporting concrete structure on the downstream face and allied structures _civil works_under DRIP_II

Amount

Appendix A - STILLING BASIN AND RIVER TRAINING WALL

2.31 Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared Location: Stilling Basin d/s and its sides Reference to Tech. Specs: 5.4.1

2.6.1 Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.All kinds of soil Location: Backside of left and right side river training wall and protection wall Reference to Tech. Specs: 5..4.5.1 to .4

od6235/2020_2021/P1 Removing rubble dumped below stillingbasin,clearing away and carefully stacking materials useful for reuse including disposal of debris within a distance of 1.50 km at yards specified by the Engineer in charge. Location: D/s of existing stilling basin Reference to Tech. Specs:5.4.5.2,5.4.5.8 & 5.4.5.3

od6232/2020_2021/P1 Wedging and Chiselling and trimming to proper shape where blasting is prohibited in hard rock/RCC with all leads and lifts for levelling the bed of foundations including stacking materials for measurement and all labour, materials, incidental charges etc complete as per direction of departmental officers at site. Location:In the extending portion of stilling basin and river training wall and in the existing stilling basin Reference to Tech. Specs: 5.4.2, 5.4.5.1 to 3 , &5.4.5.8

2.38 Filling with available fly ash and earth ( excluding rock) in trenches or embankment in layers ( each layer should not exceed 15 cm), with intermediate layer of compacted earth ( Soil density of 98%) after every four layers of compacted depth of fly ash, sides & top layer of filling shall be done with earth having total minimum compacted thickness 30 cm or as decided by Engineer - in- charge, including compacting each layer by rolling / ramming and watering, all complete as per drawing and direction of Engineer - in-charge Location: Backside of river training walls Reference to Tech. Specs: 5.4.5.5 &5.4.5.6

od6244/2020_2021/P1 DOWEL BARS - Supplying and Providing MS dowel bars of size 25 mm dia of 6.5m long (5m in rock and 1.5m in concrete ) including drilling holes of 40mm dia and filling the gap with cement grout( 7.50kg/each) etc complete as per the direction of Engineer in Charge Location:Stilling Basin extension portion Reference to Tech. Specs: 5.4.9.3 & 5.4.6.7

od6238/2020_2021/P1 DOWEL BARS - Supplying and Providing MS dowel bars of size 25 mm dia of 4.50m long (3.0 m in rock and 1.5 m in concrete ) including drilling holes of 40mm dia and filling the gap with cement grout(4.50kg/each) etc completeas per the direction of Engineer in Charge Location:River Training wall extention portion Reference to Tech. Specs:5.4.9.3 & 5.4.6.7

60.5.1 DOWEL BARS - Supplying and providing MS dowel bars of size 20 mm dia , 1.5m long (1m in rock and 0.5 m in concrete ) including drilling holes of 25mm dia and filling the gap with cement grout (0.25kg/each) etc complete as per the direction of Engineer in Charge Location:River protection portion Reference to Tech. Specs: 5.4.9.3 & 5.4.6.7

60.1.1 RING BUND Type-I-Putting up ring bund as per approved shape 2.5m bottom width, 1m top width using empty gunny/polythene bags filled with earth placed in 2 rows at 0.6m apart and filled in between with puddle clay to form bund for an average height 2.00m including labour dismantling the bund after completion of the work etc. complete as per the direction of Engineer in Charge Location:Existing and extending stilling basin Reference to Tech. Specs:5.4.4

od6234/2020_2021/P1 Bailing out water Using suitable capacity electrical pump including conveyance to site, erection,cost of electricity charge, lubrication oil and other stores, pay of staff etc complete as per direction of Engineer in Charge (Unit 1Hphr). Location:Stilling basin and river training wall Reference to Tech. Specs:5.4.3 & 5.4.4

15.9.2 Demolishing stone rubble masonry manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer -in- Charges:In cement mortar Location:D/s of existing river training wall on left side Reference to Tech. Specs:5.4.2, 5.4.5.2, 5.4.5.3 & 5.4.5.8

15.2.1 Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in-Charge.Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix) Location:D/s of existing river training walls Reference to Tech. Specs:5.4.2, 5.4.5.2, 5.4.5.3 & 5.4.5.8

15.60 Disposal of building rubbish/ malba/ similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved. Reference to Tech. Specs:5.4.5.8

4.3.2 Centering and shuttering including strutting, propping etc. and removal of form work for:Retaining walls, return walls, (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc. Location:Extending portion of stilling basin Reference to Tech. Specs:5.4.9.18 1 to 3

5.1.3 Providing and laying in position specified grade of reinforced cement concrete,excluding the cost of centering , shuttering,finishing and reinforcement-All work up to plinth level1:2:4(1cement:2coarse sand:4graded stone aggregate20mm nominal size) Location:D/s of river training wall Reference to Tech. Specs:5.4.9

50.5.33.1 Providing and laying in position machine batched and machine mixed design mix M- 20 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge.Note: Cement content considered in this item is @ 330 kg/ cum. Excess or less cement used as per design mix is payable or recoverable separately. All work up to plinth level Location:Extending stilling basin and river training wall Reference to Tech. Specs:5.4.9

50.5.33.2 Providing and laying in position machine batched and machine mixed design mix M-20 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge.Note:- Cement content considered in this item is @ 330 kg/cum. Excess or less cement used as per design mix is payable or recoverable separately. All work above plinth level upto floor V level. Location:River training wall Reference to Tech. Specs:5.4.9

4.19.2.1 Providing and laying in position ready mixed plain cement concrete, using fly ash and cement content as per approved design mix and manufactured in fully automatic batching plant and transported to site of work in transit mixer for all leads, having continuous agitated mixer, manufactured as per mix design of specified grade for plain cement concrete work, including pumping of R.M.C. from transit mixer to site of laying and curing, admixtures in recommended proportions as per IS: 9103 to accelerate/ retard setting of concrete, improve workability without impairing strength and durability as per direction of the Engineer - in-charge. Note : 1) Excess/less cement used than specified in this item is payable/recoverable separately. 2) Fly ash conforming to grade I of IS 3812 (Part-1) only be used as part replacement of OPC as per IS: 456. Uniform blending with cement is to be ensured in accordance with clauses 5.2 and 5.2.1 of IS : 456-2000 in the items of BMC and RMC.All works above plinth and upto floor V level:M-15 grade plain cement concrete. (cement content considered @ 240kg/ cum) Location:River training wall and returns Reference to Tech. Specs:5.4.9

5.33.1 Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. Note:- Cement content considered in this item is @ 330 kg/ cum. Excess or less cement used as per design mix is payable or recoverable separately.All work upto plinth level Location:Extending river training wall Reference to Tech. Specs:5.4.9

5.22.6 Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more. Location:Extending river training wall,river protection wall,extending stilling basin Reference to Tech. Specs:5.4.9.16

13.16.1 6 mm cement plaster of mix:1:3 ( 1 cement : 3 fine sand) Location:Parapet wall Reference to Tech. Specs: 5.4.12.2

od6248/2020_2021/P1 PVC WEEP HOLES- Providing weep holes using 150 mm dia. PVC pipes working pressure 6kg /sq.cm including cost of materials, conveyance, labour charges etc. complete. Location:River training walls and river side retaining wall

23.5 Supplying, filling, spreading & leveling stone boulders of size range 5 cm to 20 cm, in recharge pit, in the required thickness, for all leads & lifts, all complete as per direction of Engineer -in- charge. Location:River training walls and river side retaining wall Reference to Tech. Specs: 5.4.9.2.2

23.6 Supplying, filling, spreading & leveling gravels of size range 5 mm to 10 mm, in the recharge pit,over the existing layer of boulders, in required thickness, for all leads & lifts, all complete as per direction of Engineer -in-Charge Location:River training walls and river side retaining wall Reference to Tech. Specs: 5.4.9.2.2

23.7 Supplying, filling, spreading & leveling coarse sand of size range 1.5 mm to 2 mm in recharge pit, in required thickness over gravel layer, for all leads & lifts, all complete as per direction of Engineer-in- charge. Location:River training walls and river side retaining wall Reference to Tech. Specs: 5.4.9.2.2

60.7.8 DR with Departmental. Stone - DRY RUBBLE MASONRY _ Dry rubble without concrete levelling course using departmental rubble including packing to compactness to lines and levels, labour charges etc. complete as per direction of Departmental officers at site. Location:River training wall and protection wall portion Reference to Tech. Specs: 5.4.7

4.1.3 Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) Location:River protection wall Reference to Tech. Specs: 5.4.9

od6251/2020_2021/P1 Conveying excavated earth to suitable dumping yard within a distance of 1Km and re-conveying for refilling after completion of Dam backing works etc. including all loading unloading and other incidental expenditure etc. complete as per the direction of departmental officers at site. Location:River training wall Reference to Tech. Specs: 5.4.5.8

Appendix- B SUPPORTING CONCRETE STRUCTURE IN OVERFLOW SECTIONS

60.1.1 RING BUND Type-I-Putting up ring bund as per approved shape 2.5m bottom width, 1m top width using empty gunny/polythene bags filled with earth placed in 2 rows at 0.6m apart and filled in between with puddle clay to form bund for an average height 2.00m including labour dismantling the bund after completion of the work etc. complete. Location:Existing stilling basin Reference to Tech. Specs: 5.4.4

od6234/2020_2021/P1 Bailing out water Using suitable capacity electrical pump including conveyance to site, erection,cost of electricity charge, lubrication oil and other stores, pay of staff etc complete as per direction of Engineer in Charge (Unit 1Hphr). Location:Existing stilling basin Reference to Tech. Specs: 5.4.3, 5.4.4

od6233/2020_2021/P1 Dismantling dressed stone work,ashlar face stone work, rubble masonry work from the existing body wall portion of the dam at various depths of heights to required size and shape with special tools, where blasting is strictly prohibited, without disturbing the adjacent structure with utmost care as directed by the departmental engineer including stacking of serviceable and disposal of unserviceable material with all lead as per direction of Engineer-in-Charge:<br>In cement mortar. Location:Glacis portion Reference to Tech. Specs: 5.4.2, 5.4.5.2 & 5.4.5.8

od6239/2020_2021/P1 Cutting the concrete/RCC/RR masonry/rock using diamond cutting system without damaging the existing structure including labour, supervision charges and disposal of debris outside the periphery of area to be cleared as per the direction of the departmental officers at site. Location:Spillway and Stilling Basin Reference to Tech. Specs:5.4.2, 5.4.5.1 to 3 , &5.4.5.8

od6243/2020_2021/P1 DOWEL BARS - Supplying and Providing MS dowel bars of size 25 mm dia of 6.0m long (3m in rock and 3m in concrete ) including drilling holes of 40mm dia and filling the gap with cement grout( 4.5 kg/each) etc completeas per the direction of Engineer in Charge. Location:Existing stilling basin Reference to Tech. Specs: 5.4.6.5 & 5.4.9.16

od6236/2020_2021/P1 DOWEL BARS - Supplying and Providing MS dowel bars of size 25 mm dia of 3.50 m long (2.00 m in rock/masonry and 1.50 m in concrete) and fixing the same in already drilled holes excluding drilling holes of 40 mm dia which will be paid separately and filling the gap with cement grout( 3.00 kg/each) etc complete as directed by the Engineer in Charge. Location:Spillway Reference to Tech. Specs:5.4.9.3, & 5.4.6.7

od6240/2020_2021/P1 Boring / drilling holes of diameter 50 to 60 mm in concrete / rock including cost of all materials, hire charges of materials, labour charges and any other incidental charges as directed by the engineer in charge. Location:Existing stilling basin Reference to Tech. Specs: 5.4.2, 5.4.5.2 & 5.4.5.8

od6241/2020_2021/P1 Pressure grouting (consolidation grouting) in the vertically drilled holes from top of bedrock of concrete backing of masonry dam with cement after cleaning the holes with air and water after pressure testing including grouting through secondary holes, stage grouting, trial field test and grout mix design needed during grouting procedure, cost of all materials, hire charges of machinery, labour, platforms, scaffolding and any other incidental charges, as directed by the Engineer-in Charge. Rate for 1 bag of cement. Location:Existing stilling basin Reference to Tech. Specs: 5.4.9.2.1 5.4.9.4 5.4.9.3& 5.4.15

od6237/2020_2021/P1 Drilling inclined holes in masonry dam with diamond drills of dia 35 to 50 mm for drainage hole and for fixing dowel bars on the d/s sloping face of masonry dam including cost of all materials, hire charges of machinery, labour charges and any other incidental charges, as directed by the Engineer-in- Charge. Location:Spillway Reference to Tech. Specs: 5.4.2, 5.4.5.2 & 5.4.5.8

15.60 Disposal of building rubbish/ malba/ similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved Reference to Tech. Specs: 5.4.5.8

od6245/2020_2021/P1 Conveying usable materials received from demolition or dismantling to suitable dumping yard within a distance of 1 Km, including all loading unloading and other incidental expenditure etc. complete as per the direction of departmental officers at site. Reference to Tech. Specs: 5.4.2 and 5.4.5.2

24.3 Cleaning the sand stone surface and removing dirt, dust , bird dropping, grease, oil, algae, fungus, monkey beats, vegetable growth etc., including providing, applying and washing the surface with liquid Ammonia Chemical of 5% solution and other chemical cleaning agent as approved by Archaeological Survey of India / Engineer - in-charge, of approved brand and manufacturer, with the help of required scrubbers and also cleaning with machine operated water jet mixed with desired quantity of fine silica where ever required, without causing any scratching/ damage to the stone surface and finally washing the surface with clean water with the help of pressure jet machine, complete in all respect, including taking all precautions to safeguard ventilators, windows, doors etc. by suitable covering so as to avoid any damage to the building / structure, all as per direction of Engineer- in- Charge ( The rate is inclusive of all materials & labours involved except scaffolding). Location:Spillway

5.9.2 Centering and shuttering including strutting, etc. and removal of form for:Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc. Location:Spillway Reference to Tech. Specs:5.4.9.18 1 to 3

50.5.33.2 Providing and laying in position machine batched and machine mixed design mix M-20 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge.Note:- Cement content considered in this item is @ 330 kg/cum. Excess or less cement used as per design mix is payable or recoverable separately. All work above plinth level upto floor V level. Location:Spillway Reference to Tech. Specs:5.4.9

14.72 Providing and fixing double scaffolding system (cup lock type) on the exterior side, upto seven story height made with 40 mm dia. M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staricase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required location with essential safety features for the workmen etc. complete as per directions and approval of Engineer- in Charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. Note:- This item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done . Location: Spillway Reference to Tech. Specs:5.4.9.18 1 to 3

od6246/2020_2021/P1 Providing half round PVC pipe 200 mm dia. 6kg/sqcm along the down stream face of existing dam including cost of materials, fittings, conveyance, labour charges etc. complete as per approved drawing and as directed by departmental officers at site. Location: Spillway

od6247/2020_2021/P1 Providing and fixing PVC pipes 300 mm dia 6 Kgf/cm2 includings jointing of pipes with one step pvc solvent cement and testing of joints complete as per direction of Engineer in Charge. Location: Bottom of Spillway

5.22.6 Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more. Location: Spillway Reference to Tech. Specs : 5.4.9.16

26.31.1 Providing, mixing and applying bonding coat of aproved adhesive on chippedportion of RCC as per specifications and direction of Engineer-In-chargecomplete in all respect.SBR Polymer (@10% of cement weight) modified cementitious bond coat @2.2kg cement per sqm of surface area mixed with specified proportion of approved polymer. Location: Spillway

APPENDIX C - SUPPORTING CONCRETE STRUCTURE OF NON-OVERFLOW SECTIONS ON THE LEFT BANK

2.6.1 Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.All kinds of soil. Location:Ground portion of dam Reference to Tech. Specs : 5.4.5

od6232/2020_2021/P1 Wedging and Chiselling and trimming to proper shape where blasting is prohibited in hard rock/RCC with all leads and lifts for levelling the bed of foundations including stacking materials for measurement and all labour, materials, incidental charges etc complete as per direction of departmental officers at site. Location: At foundation rock level Reference to Tech. Specs :5.4.2,5.4.5.1.to 3 &5.4.5.8

od6233/2020_2021/P1 Dismantling dressed stone work,ashlar face stone work, rubble masonry work from the existing body wall portion of the dam at various depths of heights to required size and shape with special tools, where blasting is strictly prohibited, without disturbing the adjacent structure with utmost care as directed by the departmental engineer including stacking of serviceable and disposal of unserviceable material with all lead as per direction of Engineer-in-Charge:<br>In cement mortar. Location:D/s face of dam Reference to Tech. Specs : 5.4.2, 5.4.5.2 5.4.5.3 & 5.4.5.8

2.38 Filling with available fly ash and earth ( excluding rock) in trenches or embankment in layers ( each layer should not exceed 15 cm), with intermediate layer of compacted earth ( Soil density of 98%) after every four layers of compacted depth of fly ash, sides & top layer of filling shall be done with earth having total minimum compacted thickness 30 cm or as decided by Engineer - in- charge, including compacting each layer by rolling / ramming and watering, all complete as per drawing and direction of Engineer - in-charge. Location: Bottom portion of dam Reference to Tech. Specs : 5.4.5.5 &5.4.5.6

od6236/2020_2021/P1 DOWEL BARS - Supplying and Providing MS dowel bars of size 25 mm dia of 3.50 m long (2.00 m in rock/masonry and 1.50 m in concrete) and fixing the same in already drilled holes excluding drilling holes of 40 mm dia which will be paid separately and filling the gap with cement grout( 3.00 kg/each) etc complete as directed by the Engineer in Charge. Location: D/s face of dam body Reference to Tech. Specs : 5.4.9.3, &5.4.6.7

od6238/2020_2021/P1 DOWEL BARS - Supplying and Providing MS dowel bars of size 25 mm dia of 4.50m long (3.0 m in rock and 1.5 m in concrete ) including drilling holes of 40mm dia and filling the gap with cement grout(4.50kg/each) etc complete as per the direction of Engineer in Charge. Location: Rock level in foundation Reference to Tech. Specs : 5.4.9.3, &5.4.6.7

od6240/2020_2021/P1 Boring / drilling holes of diameter 50 to 60 mm in concrete / rock including cost of all materilas, hire charges of materials, labour charges and any other incidental charges as directed by the engineer in charge. Location:Rock level in foundation Reference to Tech. Specs : 5.4.2, 5.4.5.2 & 5.4.5.8

od6241/2020_2021/P1 Pressure grouting (consolidation grouting) in the vertically drilled holes from top of bedrock of concrete backing of masonry dam with cement after cleaning the holes with air and water after pressure testing including grouting through secondary holes, stage grouting, trial field test and grout mix design needed during grouting procedure, cost of all materials, hire charges of machinery, labour, platforms, scaffolding and any other incidental charges, as directed by the Engineer-in Charge. Rate for 1 bag of cement. Location:Rock level in foundation Reference to Tech. Specs : 5.4.9.2.1 5.4.9.3 &5.4.15

od6237/2020_2021/P1 Drilling inclined holes in masonry dam with diamond drills of dia 35 to 50 mm for drainage hole and for fixing dowel bars on the d/s sloping face of masonry dam including cost of all materials, hire charges of machinery, labour charges and any other incidental charges, as directed by the Engineer-in- Charge. Location:D/s face of dam body Reference to Tech. Specs :5.4.2, 5.4.5.2 & 5.4.5.8

2.22.3 Open timbering over areas including strutting, shoring etc. complete (Measurements to be taken of the face area timbered):Depth exceeding 3 m but not exceeding 4.5 m. Location: Left bank of dam at abutment area on the d/s side Reference to Tech. Specs : 5.4.9.18 1 to 3

60.1.1 RING BUND Type-I-Putting up ring bund as per approved shape 2.5m bottom width, 1m top width using empty gunny/polythene bags filled with earth placed in 2 rows at 0.6m apart and filled in between with puddle clay to form bund for an average height 2.00m including labour dismantling the bund after completion of the work etc. complete as per the direction of Engineer in Charge. Location:At foundation level Reference to Tech. Specs : 5.4.4

od6234/2020_2021/P1 Bailing out water Using suitable capacity electrical pump including conveyance to site, erection,cost of electricity charge, lubrication oil and other stores, pay of staff etc complete as per direction of Engineer in Charge (Unit 1Hphr). Location:At foundation level Reference to Tech. Specs : 5.4.3, 5.4.4

15.2.1 Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in-Charge.Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix) Location: Begining of canal portion Reference to Tech. Specs : 5.4.2, 5.4.5.2 ,5.4.5.3 & 5.4.5.8

15.9.2 Demolishing stone rubble masonry manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer -in- Charge:In cement mortar. Location:Existing stilling portion of canal Reference to Tech. Specs : 5.4.2, 5.4.5.2 ,5.4.5.3 & 5.4.5.8

15.19 Dismantling steel work manually / by mechanical means in built up sections without dismembering and stacking within 50 metres lead as per directions of Engineer -in-Charge. Location: Landing, steps, gallery opening, shutter room, etc.. Reference to Tech. Specs : 5.4.2,5.4.5.2 &5.4.5.8

15.60 Disposal of building rubbish/ malba/ similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved. Reference to Tech. Specs :5.4.5.8

od6245/2020_2021/P1 Conveying usable materials received from demolition or dismantling to suitable dumping yard within a distance of 1 Km, including all loading unloading and other incidental expenditure etc. complete as per the direction of departmental officers at site. Reference to Tech. Specs : 5.4.5.8, and 5.4.5.2

4.1.6 Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:3:6 ( 1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) Location:Canal mouth and stilling portion Reference to Tech. Specs : 5.4.9

60.7.3 DISMANTLING DR - Dismanling, clearing away andcarefully stacking materials useful for reuse for any thickness of walls in DR masonry including disposal of debris within a distance of 150m. Location: Side of left bank below garden Reference to Tech. Specs :5.4.2 , 5.4.5.3, 5.4.5.2 & 5.4.5.8

60.7.8 DR with Departmental. Stone - DRY RUBBLE MASONRY _ Dry rubble without concrete levelling course using departmental rubble including packing to compactness to lines and levels, labour charges etc. complete as per direction of Departmental officers at site. Location:Side of left bank below garden Reference to Tech. Specs : 5.4.7

60.7.9 RR with Departmental. Stone - Random rubble masonry using departmental rubble in foundation and plinth including through and bond stone and levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) upto plinth level with Cement mortar 1:6 (1 cement : 6 coarse sand). Location: Garden steps and platform Reference to Tech. Specs : 5.4.7, 5.4.9.2.1,5.4.9.3, 5.4.9.4 & 5.4.6.4

26.31.1 Providing, mixing and applying bonding coat of aproved adhesive on chipped portion of RCC as per specifications and direction of Engineer-In-charge complete in all respect.SBR Polymer (@10% of cementweight) modified cementitious bond coat @2.2kg cement per sqm of surface area mixed with specified proportion of approved polymer. Location: D/s face of dam

24.3 Cleaning the sand stone surface and removing dirt, dust , bird dropping, grease, oil, algae, fungus, monkey beats, vegetable growth etc., including providing, applying and washing the surface with liquid Ammonia Chemical of 5% solution and other chemical cleaning agent as approved by Archaeological Survey of India / Engineer - in-charge, of approved brand and manufacturer, with the help of required scrubbers and also cleaning with machine operated water jet mixed with desired quantity of fine silica where ever required, without causing any scratching/ damage to the stone surface and finally washing the surface with clean water with the help of pressure jet machine, complete in all respect, including taking all precautions to safeguard ventilators, windows, doors etc. by suitable covering so as to avoid any damage to the building / structure, all as per direction of Engineer- in- Charge ( The rate is inclusive of all materials & labours involved except scaffolding). Location: Existing river training wall , d/s face of dam

4.3.2 Centering and shuttering including strutting, propping etc. and removal of form work for:Retaining walls, return walls, (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc. Location: Canal mouth, stilling area, collecting drain, tunnel at canal sluice portion, etc... Reference to Tech. Specs : 5.4.9.18 1 to 3

5.9.1 Centering and shuttering including strutting, etc. and removal of form for:Foundations, footings, bases of columns, etc for mass concrete. Location: Mouth of canal and stilling basin Reference to Tech. Specs : 5.4.9.18 1 to 3

5.9.2 Centering and shuttering including strutting, etc. and removal of form for:Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc. Location: D/s face of dam Reference to Tech. Specs : 5.4.9.18 1 to 3

5.9.3 Centering and shuttering including strutting, etc. and removal of form for:Suspended floors, roofs, landings, balconies and access platform. Location: Canal sluice,Tunnel portion Reference to Tech. Specs : 5.4.9.18 1 to 3

5.9.9 Centering and shuttering including strutting, etc. and removal of form for:Arches, domes, vaults up to 6m span. Location: Inspection gallery extension Reference to Tech. Specs :5.4.9.18 1 to 3

5.13 Providing, hoisting and fixing up to floor five level precast reinforced cement concrete in small lintels not exceeding 1.5 m clear span up to floor five level, including the cost of required centering, shuttering but excluding the cost of reinforcement, with 1:1.5:3 (1 cement : 1.5 coarse sand (Zone - III) : 3 graded stone aggregate 20 mm nominal size). Location: Steps landing to canal sluice operation room Reference to Tech. Specs : 5.4.9

50.5.33.2 Providing and laying in position machine batched and machine mixed design mix M-20 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge.Note:- Cement content considered in this item is @ 330 kg/cum. Excess or less cement used as per design mix is payable or recoverable separately. All work above plinth level upto floor V level. Location: D/s face of dam Reference to Tech. Specs : 5.4.9

14.72 Providing and fixing double scaffolding system (cup lock type) on the exterior side, upto seven story height made with 40 mm dia. M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staricase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required location with essential safety features for the workmen etc. complete as per directions and approval of Engineer- in Charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. Note:- This item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done . Location: D/s face of dam Reference to Tech. Specs :5.4.9.18 1 to 3

5.33.1 Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. Note:- Cement content considered in this item is @ 330 kg/ cum. Excess or less cement used as per design mix is payable or recoverable separately.All work upto plinth level. Location: Canal mouth and stilling area Reference to Tech. Specs :5.4.9

10.28 Providing and fixing stainless steel (Grade 304) railing made of Hollow tubes, channels, plates etc., including welding, grinding, buffing, polishing and making curvature (wherever required) and fitting the same with necessary stainless steel nuts and bolts complete, i/c fixing the railing with necessary accessories & stainless steel dash fasteners, stainless steel bolts etc., of required size on the top of the floor or the side of waist slab with suitable arrangement as per approval of Engineer-in-charge, (for payment purpose only weight of stainless steel members shall be considered excluding fixing accessories such as nuts, bolts, fasteners etc.) Location: Top of newly formed supporting concrete structure, steps and landing, operating room, top of inspection gallery, etc..

9.48.1 Providing and fixing M.S. Grills of required pattern in frames of windows etc. with M.S. flats, square or round bars etc. including priming coat with approved steel primer all complete.Fixed to steel windows by welding. Location: Gallery opening, sluice shutter operating room, top of newly made supporting concrete structure

13.16.1 6 mm cement plaster of mix:1:3 ( 1 cement : 3 fine sand) Location:Inspection gallery Reference to Tech. Specs : 5.4.12

od6246/2020_2021/P1 Providing half round PVC pipe 200 mm dia. 6kg/sqcm along the down stream face of existing dam including cost of materials, fittings, conveyance, labour charges etc. complete as per approved drawing and as directed by departmental officers at site. Location: D/s face of dam

od6249/2020_2021/P1 Providing and fixing PVC pipes 300 mm dia 6Kgf/cm2 including jointing of pipes with one step pvc solvent cement and testing of joints complete as per direction of Engineer in Charge. Location: Bottom of d/s face of dam

5.22.6 Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more. Location: Toe drain, tunnel, mouth and stilling basin, d/s face of dam, gallery etc Reference to Tech. Specs : 5.4.9.16 &5.4.9.17

10.22 Welding by gas or electric plant including transportation of plant at site etc. complete. Location: Gallery and tunnel

11.20.1 Chequered precast cement concrete tiles 22 mm thick in footpath & courtyard, jointed with neat cement slurry mixed with pigment to match the shade of tiles, including rubbing and cleaning etc. complete on 20 mm thick bed of cement mortar 1:4 ( 1 cement : 4 coarse sand).Light shade pigment using white cement. Location: Garden steps and platform Reference to Tech. Specs : 5.4.9

13.63.1 Painting with aluminium paint of approved brand and manufacture to give an even shade.Two or more coats on new work. Location: Gallery gate, gate on top of newly formed supporting concrete structure, canal sluice shutter room, etc.. Reference to Tech. Specs :5.4.13

od6251/2020_2021/P1 Conveying excavated earth to suitable dumping yard within a distance of 1Km and re-conveying for refilling after completion of Dam backing works etc. including all loading unloading and other incidental expenditure etc. complete as per the direction of departmental officers at site. Reference to Tech. Specs : 5.4.5.8

APPENDIX D - SUPPORTING CONCRETE STRUCTURE OF NON-OVERFLOW SECTIONS ON THE RIGHT BANK

2.6.1 Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.All kinds of soil. Location: D/s bottom portion of dam Reference to Tech. Specs : 5.4.5.

od6232/2020_2021/P1 Wedging and Chiselling and trimming to proper shape where blasting is prohibited in hard rock/RCC with all leads and lifts for levelling the bed of foundations including stacking materials for measurement and all labour, materials, incidental charges etc complete as per direction of departmental officers at site. Location: Foundation level of dam Reference to Tech. Specs : 5.4.2, 5.4.5.2, 5.4.5.1 to3,& 5.4.5.8

od6233/2020_2021/P1 Dismantling dressed stone work,ashlar face stone work, rubble masonry work from the existing body wall portion of the dam at various depths of heights to required size and shape with special tools, where blasting is strictly prohibited, without disturbing the adjacent structure with utmost care as directed by the departmental engineer including stacking of serviceable and disposal of unserviceable material with all lead as per direction of Engineer-in-Charge:<br>In cement mortar. Location: D/s face of dam Reference to Tech. Specs : 5.4.2, 5.4.5.2 ,5.4.5.3& 5.4.5.8

2.38 Filling with available fly ash and earth ( excluding rock) in trenches or embankment in layers ( each layer should not exceed 15 cm), with intermediate layer of compacted earth ( Soil density of 98%) after every four layers of compacted depth of fly ash, sides & top layer of filling shall be done with earth having total minimum compacted thickness 30 cm or as decided by Engineer - in- charge, including compacting each layer by rolling / ramming and watering, all complete as per drawing and direction of Engineer - in-charge. Location: Foundation level on the d/s of dam Reference to Tech. Specs : 5.4.5.5 &5.4.5.6

od6237/2020_2021/P1 Drilling inclined holes in masonry dam with diamond drills of dia 35 to 50 mm for drainage hole and for fixing dowel bars on the d/s sloping face of masonry dam including cost of all materials, hire charges of machinery, labour charges and any other incidental charges, as directed by the Engineer-in- Charge. Location: D/s face of dam Reference to Tech. Specs :5.4.2, 5.4.5.2 & 5.4.5.8

od6236/2020_2021/P1 DOWEL BARS - Supplying and Providing MS dowel bars of size 25 mm dia of 3.50 m long (2.00 m in rock/masonry and 1.50 m in concrete) and fixing the same in already drilled holes excluding drilling holes of 40 mm dia which will be paid separately and filling the gap with cement grout( 3.00 kg/each) etc complete as directed by the Engineer in Charge. Location: D/s face of dam Reference to Tech. Specs : 5.4.9.3, & 5.4.6.7

od6238/2020_2021/P1 DOWEL BARS - Supplying and Providing MS dowel bars of size 25 mm dia of 4.50m long (3.0 m in rock and 1.5 m in concrete ) including drilling holes of 40mm dia and filling the gap with cement grout(4.50kg/each) etc complete. Location: Rock foundation Reference to Tech. Specs : 5.4.9.3, & 5.4.6.7

od6242/2020_2021/P1 Boring / drilling holes of diameter 50 to 60 mm in concrete / rock including cost of all materilas, hire charges of materials, labour charges and any other incidental charges as directed by the engineer in charge. Location:Rock foundation Reference to Tech. Specs :5.4.2, 5.4.5.2 & 5.4.5.8

od6241/2020_2021/P1 Pressure grouting (consolidation grouting) in the vertically drilled holes from top of bedrock of concrete backing of masonry dam with cement after cleaning the holes with air and water after pressure testing including grouting through secondary holes, stage grouting, trial field test and grout mix design needed during grouting procedure, cost of all materials, hire charges of machinery, labour, platforms, scaffolding and any other incidental charges, as directed by the Engineer-in Charge. Rate for 1 bag of cement. Location: Rock foundation Reference to Tech. Specs :5.4.9.2.1 5.4.9.3 & 5.4.15

60.1.1 RING BUND Type-I-Putting up ring bund as per approved shape 2.5m bottom width, 1m top width using empty gunny/polythene bags filled with earth placed in 2 rows at 0.6m apart and filled in between with puddle clay to form bund for an average height 2.00m including labour dismantling the bund after completion of the work etc. complete. Location: Foundation level Reference to Tech. Specs :5.4.4

od6234/2020_2021/P1 Bailing out water Using suitable capacity electrical pump including conveyance to site, erection,cost of electricity charge, lubrication oil and other stores, pay of staff etc complete as per direction of Engineer in Charge (Unit 1Hphr). Location: Foundation level Reference to Tech. Specs : 5.4.3, 5.4.4

15.19 Dismantling steel work manually / by mechanical means in built up sections without dismembering and stacking within 50 metres lead as per directions of Engineer -in-Charge. Location: Gallery opening Reference to Tech. Specs : 5.4.2, 5.4.5.2 &5.4.5.8

od6245/2020_2021/P1 Conveying usable materials received from demolition or dismantling to suitable dumping yard within a distance of 1 Km, including all loading unloading and other incidental expenditure etc. complete as per the direction of departmental officers at site. Reference to Tech. Specs : 5.4.5.8, & 5.4.5.2

24.3 Cleaning the sand stone surface and removing dirt, dust , bird dropping, grease, oil, algae, fungus, monkey beats, vegetable growth etc., including providing, applying and washing the surface with liquid Ammonia Chemical of 5% solution and other chemical cleaning agent as approved by Archaeological Survey of India / Engineer - in-charge, of approved brand and manufacturer, with the help of required scrubbers and also cleaning with machine operated water jet mixed with desired quantity of fine silica where ever required, without causing any scratching/ damage to the stone surface and finally washing the surface with clean water with the help of pressure jet machine, complete in all respect, including taking all precautions to safeguard ventilators, windows, doors etc. by suitable covering so as to avoid any damage to the building / structure, all as per direction of Engineer- in- Charge ( The rate is inclusive of all materials & labours involved except scaffolding). Location: D/s of dam

26.31.1 Providing, mixing and applying bonding coat of aproved adhesive on chippedportion of RCC as per specifications and direction of Engineer-In-charge complete in all respect.SBR Polymer (@10% of cement weight) modified cementitious bond coat @2.2kg cement per sqm of surface area mixed with specified proportion of approved polymer. Location: D/s of dam

5.9.2 Centering and shuttering including strutting, etc. and removal of form for:Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc. Location:D/s face of dam, gallery and drain Reference to Tech. Specs : 5.4.9.18 1 to 3

5.9.9 Centering and shuttering including strutting, etc. and removal of form for:Arches, domes, vaults up to 6m span. Location: Gallery Reference to Tech. Specs :5.4.9.18 1 to 3

50.5.33.2 Providing and laying in position machine batched and machine mixed design mix M-20 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge.Note:- Cement content considered in this item is @ 330 kg/cum. Excess or less cement used as per design mix is payable or recoverable separately. All work above plinth level upto floor V level. Location: D/s face of dam Reference to Tech. Specs : 5.4.9

14.72 Providing and fixing double scaffolding system (cup lock type) on the exterior side, upto seven story height made with 40 mm dia. M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staricase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required location with essential safety features for the workmen etc. complete as per directions and approval of Engineer- in Charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. Note:- This item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done . Location: D/s face of dam Reference to Tech. Specs :5.4.9.18 1 to 3

10.28 Providing and fixing stainless steel (Grade 304) railing made of Hollow tubes, channels, plates etc., including welding, grinding, buffing, polishing and making curvature (wherever required) and fitting the same with necessary stainless steel nuts and bolts complete, i/c fixing the railing with necessary accessories & stainless steel dash fasteners, stainless steel bolts etc., of required size on the top of the floor or the side of waist slab with suitable arrangement as per approval of Engineer-in-charge, (for payment purpose only weight of stainless steel members shall be considered excluding fixing accessories such as nuts, bolts, fasteners etc.). Location: Top of newly formed supporting concrete structure, top of inspection gallery, ladder, etc..

9.48.1 Providing and fixing M.S. Grills of required pattern in frames of windows etc. with M.S. flats, square or round bars etc. including priming coat with approved steel primer all complete.Fixed to steel windows by welding. Location: Gallery opening, top of newly formed supporting concrete structure

13.16.1 6 mm cement plaster of mix:1:3 ( 1 cement : 3 fine sand) Location:Gallery Reference to Tech. Specs :5.4.12

od6246/2020_2021/P1 Providing half round PVC pipe 200 mm dia. 6kg/sqcm along the down stream face of existing dam including cost of materials, fittings, conveyance, labour charges etc. complete as per approved drawing and as directed by departmental officers at site. Location: D/s face of Dam

od6249/2020_2021/P1 Providing and fixing PVC pipes 300 mm dia 6 Kgf/cm2 includings jointing of pipes with one step pvc solvent cement and testing of joints complete as per direction of Engineer in Charge. Location: Bottom of d/s face of dam

5.22.6 Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more. Location:D/s face of dam, gallery, etc.. Reference to Tech. Specs : 5.4.9.16& 5.4.9.17

10.22 Welding by gas or electric plant including transportation of plant at site etc. complete. Location: Gallery

od6250/2020_2021/P1 Dry stone pitching 22.5 cm thick using departmental stones and preparing surface complete. Location: Right bank of river Reference to Tech. Specs :5.4.7

13.63.1 Painting with aluminium paint of approved brand and manufacture to give an even shade.Two or more coats on new work. Location: Gallery gate, gate on top of newly formed supporting concrete structure, canal sluice shutter room, etc.. Reference to Tech. Specs :5.4.13

od6251/2020_2021/P1 Conveying excavated earth to suitable dumping yard within a distance of 1Km and re-conveying for refilling after completion of Dam backing works etc. including all loading unloading and other incidental expenditure etc. complete as per the direction of departmental officers at site. Reference to Tech. Specs :5.4.5.8

Appendix- E RECONSTRUCTION OF CANAL CONNECTED WITH DAM Ch 0/00 to 0/015 km

2.6.1 Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.All kinds of soil. Location: Canal and transition after the stilling area Reference to Tech. Specs :5.4.5.1,to4 .

2.38 Filling with available fly ash and earth ( excluding rock) in trenches or embankment in layers ( each layer should not exceed 15 cm), with intermediate layer of compacted earth ( Soil density of 98%) after every four layers of compacted depth of fly ash, sides & top layer of filling shall be done with earth having total minimum compacted thickness 30 cm or as decided by Engineer - in- charge, including compacting each layer by rolling / ramming and watering, all complete as per drawing and direction of Engineer - in-charge. Location: Canal and transition after the stilling area Reference to Tech. Specs :5.4.5.5 &5.4.5.6

2.26.1 Extra for every additional lift 1.5 m or part there of in excavation / banking excavated or stacked materials.All kinds of soil. Location: Canal and transition after the stilling area Reference to Tech. Specs :5.4.5.5 &5.4.5.6

15.2.1 Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in-Charge.Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix) Location: Canal and transition after the stilling area Reference to Tech. Specs :5.4.2, 5.4.5.2 ,5.4.5.3 & 5.4.5.8

15.58 Demolishing R.C.C. work by mechanical means and stockpiling at designated locations and disposal of dismantled materials up to a lead of 1 kilometre, stacking serviceable and unserviceable material separately including cutting reinforcement bars. Location: Canal and transition after the stilling area Reference to Tech. Specs : 5.4.2, 5.4.5.2 ,5.4.5.3 & 5.4.5.8

15.19 Dismantling steel work manually / by mechanical means in built up sections without dismembering and stacking within 50 metres lead as per directions of Engineer -in-Charge. Location: Gates of dam area Reference to Tech. Specs :5.4.2, 5.4.5.2 &5.4.5.8

15.60 Disposal of building rubbish/ malba/ similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved. Reference to Tech. Specs :5.4.5.8

4.3.1 Centering and shuttering including strutting, propping etc. and removal of form work for:Foundations, footings, bases for columns. Location: Canal and transition after the stilling area Reference to Tech. Specs :5.4.9.18 1 to 3

4.1.6 Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:3:6 ( 1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size). Location: Canal and transition after the stilling area Reference to Tech. Specs :5.4.9

4.3.2 Centering and shuttering including strutting, propping etc. and removal of form work for:Retaining walls, return walls, (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc. Location: Canal and transition after the stilling area Reference to Tech. Specs :5.4.9.18 1 to 3

5.9.3 Centering and shuttering including strutting, etc. and removal of form for:Suspended floors, roofs, landings, balconies and access platform. Location: Bridge across canal Reference to Tech. Specs :5.4.9.18 1 to 3

50.5.33.2 Providing and laying in position machine batched and machine mixed design mix M-20 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge.Note:- Cement content considered in this item is @ 330 kg/cum. Excess or less cement used as per design mix is payable or recoverable separately. All work above plinth level upto floor V level. Location: Bridge at mouth portion of canal Reference to Tech. Specs :5.4.9

5.33.1 Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. Note:- Cement content considered in this item is @ 330 kg/ cum. Excess or less cement used as per design mix is payable or recoverable separately.All work upto plinth level. Location: Canal and transition Reference to Tech. Specs :5.4.9

10.28 Providing and fixing stainless steel (Grade 304) railing made of Hollow tubes, channels, plates etc., including welding, grinding, buffing, polishing and making curvature (wherever required) and fitting the same with necessary stainless steel nuts and bolts complete, i/c fixing the railing with necessary accessories & stainless steel dash fasteners, stainless steel bolts etc., of required size on the top of the floor or the side of waist slab with suitable arrangement as per approval of Engineer-in-charge, (for payment purpose only weight of stainless steel members shall be considered excluding fixing accessories such as nuts, bolts, fasteners etc.) Location: Sides of canal and crossing slab

5.22.6 Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more. Location: Canals , transition after stilling basin and bridge slab Reference to Tech. Specs :5.4.9.16

Appendix F - RECONSTRUCTION OF ROAD AND GARDEN

2.5.2.A Dismantling of flexible pavements and disposal of dismantled materials up to a lead of 1000 metres, stacking serviceable and unserviceable materials separately Bituminous course - By Mechanical Means Location: Roads on both sides of dam Reference to Tech. Specs :5.4.2,5.4.5.2 ,5.4.5.3& 5.4.5.8

3.6 Excavation for roadwork in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, and transporting to the embankment location within all lifts and lead upto 1000m. Location: Roads on both sides of dam Reference to Tech. Specs :5.4.5

4.1.B.1 Construction of granular sub-base by providing graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the desired density, complete as per clause 401. Grading-V - For sub base cum drainage layer - Mix in Place Method. Location: Roads on both sides of dam Reference to Tech. Specs : 5.4.14

4.12 Providing, laying, spreading and compacting graded stone aggregate to Wet Mix Macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density. Location: Roads on both sides of dam Reference to Tech. Specs : 5.4.14

5.1.a Providing and applying primer coat with bitumen emulsion ( SS) on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.70 - 1.0 kg/sqm using mechanical means. Location: Roads on both sides of dam Reference to Tech. Specs : 5.4.14

5.2.a Providing and applying tack coat with bitumen emulsion( RS) using emulsion pressure distributor at the rate of 0.20 - 0.30 kg per sqm on the prepared bituminous surface cleaned with mechanical broom. Location: Roads on both sides of dam Reference to Tech. Specs :5.4.14

5.7.1 Providing, laying and rolling of close-graded premix surfacing material of 20 mm thickness composed of 11.2 mm to 0.09 mm (Type-A) aggregate using viscosity grade bitumen ( VG - 30) to the required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable HMP of appropriate capacity not less than 75 tonnes/hour., laying and rolling with a Smooth wheeled roller 8-10 tonne capacity, and finishing to required level and grade. Location: Roads on both sides of dam Reference to Tech. Specs :5.4.14

12.8.A.1 Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications. PCC Grade M15 Location: Pathway of garden Reference to Tech. Specs :5.4.9

8.1.A Construction of cement concrete kerb with top and bottom width 115 and 165 mm respectively, 250 mm high in M 20 grade PCC Using Concrete Mixer on M-10 grade foundation 150 mm thick, foundation having 50 mm projection beyond kerb stone, kerb stone laid with kerb laying machine, foundation concrete laid manually, all complete as per clause 409. Location: Garden road side Reference to Tech. Specs :5.4.9

8.6 Providing and fixing of direction and place identification retro-reflectorised sign with 7 years warranty manufactured as per IRC :67 High Intensity Micro Prismatic (Type IV) grade sheeting fixed over aluminium sheeting, 2 mm thick/ aluminium composit material sheeting 4 mm thick with area exceeding 0.9 sqm, with suitable back supporting frame of MS angle 40x40x6 and supported on suitably designed GI pipe pole not less than 50mm NB , 2 Nos. confirming to IS 1239, firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete min size 45 cm x 45 cm x 60 cm, 60 cm below ground level including painting all exposed surface with 2 coats of epoxy painting over epoxy primer and as per approved drawing and clause 801 including lettering symbols etc. Location: Dam site

11.5 Turfing lawns with fine grassing including ploughing, dressing including breaking of clods, removal of rubbish, dressing and supplying doobs grass roots at 10 cm apart, including supplying and spreading of farm yard manure at rate of 0.6 cum per 100 sqm. Location:Garden portion on left side