TENDER FOR EXPANSION OF ASH POND AT NALCO's ALUMINA REFINERY AT DAMANJODI

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TENDER FOR EXPANSION OF ASH POND AT NALCO's ALUMINA REFINERY AT DAMANJODI BILL OF QUANTITIES IN THREE SCHEDULES (TOTAL 10 SHEETS EXCLUDING ABSTRACT & COVER PAGE) 1 OF 7

SCHEDULE-A BOQ FOR EARTHEN DYKES ORISSA-3, ORISSA-4 AND ORISSA-5 NO O-3 O-4 O-5 TOTAL IN FIG IN WORDS ( Rs.) 01 Excavation for seating the dam, toe drains & appurtenant M 3 0 9110 21700 30810 works, devlopment of various permanent roads, ramps including clearing of jungle, trees, removal of roots, shoring, strutting, dewatering, drainage, desilting, bailing out water and including placing neatly, disposing off the excavated stuff as directed with all lifts/depth as per drawings and lead as per preamble, complete in all types of soils and boulders not exceeding 0.15 cum. in volume excluding soft/hard rock as per specification and including for all. equipments,tools & tackles, labour etc, as per direction of Engineer-In-Charge. 02 a) Excavation for seating the dam, cut off trench and M 3 0 510 1200 1710 appurtenant works,devlopment of permanent roads,ramps for ash reclamation in soft rock and boulders size above 0.15 cum. in volume with or without blasting including all necessary wedging, chiseling, benching etc. and also including shoring, desilting, bailing out water and placing neatly and disposing off the excavated stuff as directed with all lifts/depth and leads as per preamble etc. complete as per specification and including all equipment,labours etc. as per direction of Engineer-in-charge. b) Excavation for seating the dam, cut off trench and M 3 0 510 1200 1710 appurtenant works,devlopment of permanent roads,ramps for ash reclaimation in hard rock and boulder size above 0.15 cum. in volume with or without blasting including all necessary wedging, chiseling, benching etc. and also including shoring, desilting, bailing out water and placing neatly and disposing off the excavated stuff as directed with all lifts/depth and leads as preamble, etc. complete as per specification. C.0. 2 OF 7

SCHEDULE-A BOQ FOR EARTHEN DYKES ORISSA-3, ORISSA-4 AND ORISSA-5 B.F NO O-3 O-4 O-5 TOTAL IN FIG IN WORDS ( Rs.) 03 Stripping for down stream slope of dam including exca- M 3 0 1600 15600 17200 vating portion of the existing earth dam, berms etc., removal of turfing, drains and sumps in surface drainage system and preparing surface as per drawings and specifications for joining with proper bonding to new earthwork and stacking useful material at a distance not exceeding 500m for reuse and disposing all waste materials as directed by Engineer-in-Charge. 04 Embankment filling by excavating from borrow pits, including key joints/benching for bonding, sorting of isolated boulders and pebbles, dozing, breaking clods, transportation of homogeneous material to dam site and formation of homogeneous embankment with selected soils from specified borrow pits including watering and compaction to the required density and dressing complete as per detailed specifications with all leads and lifts as specified in the preamble of BOQ. (@@) I). Same as above but lead upto 1KM. M 3 1000 1000 30000 32000 ii). Same as above but lead above 1 KM upto 2 KM. M 3 1000 1000 50000 52000 iii). Same as above but lead above 2 KM upto 3 KM. M 3 3000 3000 170000 176000 iv). Same as above but lead above 3 KM upto 4 KM. M 3 40000 40000 170000 250000 v). Same as above but lead above 4 KM upto 5 KM. M 3 40000 35000 170000 245000 vi). Same as above but lead above 5 KM upto 6 KM. M 3 20000 10000 10000 40000 vii). Same as above but lead above 6 KM upto 7 KM. M 3 13000 11750 20000 44750 viii). Same as above but lead beyond 7KM. for every. M 3 3000 1750 10000 14750 additional one km and part there of. (@@) :- The lead quantity shown in B.O.Q are tentative and this may be varried to any extend depending on site condition and requirement as per the direction of Engineer-in-Charge. C.O. 3 OF 7

SCHEDULE-A BOQ FOR EARTHEN DYKES ORISSA-3, ORISSA-4 AND ORISSA-5 B.F. NO O-3 O-4 O-5 TOTAL IN FIG IN WORDS ( Rs.) 05 Providing and laying of filter materials as per drawings, specifications including transportation with all leads (as per preamble) and lifts ( as per dwgs), rehandling of materials, watering and compaction, all complete as per directions of Engineer-in-charge. i) Shielding filter on dam slope, graded sand, crushed stone undemeath rip rap and riprap. a) Rip rap M 3 1745 7700 9445 b) Crushed rock M 3 1455 6400 7855 c) Sand M 3 1455 6400 7855 ii) Drainaage filter horizontal filter / inclined filter. a) Crushed rock. M 3 4260 13600 17860 b) Sand. M 3 6420 20350 26770 iii) Vertical chimney filter. a) Crushed rock. M 3 1550 6200 7750 b) Sand. M 3 2500 9500 12000 06 Providing and laying of rock toe/rock filling with stone as per drawings,specifications including transportation with all leads (as per preamble)and lifts(as per dwgs), rehandling of materials,watering and compaction,all complete as per direction of engineer-in-charge. M 3 2500 14900 17400 C.O. 4 OF 7

SCHEDULE-A BOQ FOR EARTHEN DYKES ORISSA-3, ORISSA-4 AND ORISSA-5 B.F. NO O-3 O-4 O-5 TOTAL IN FIG IN WORDS ( Rs.) 07 Providing & placing in position PCC kerb stone of M15 Nos. 0 560 1260 1820 concrete for road way on top of dam of size 200mm X 200mm X 750mm long with embedment including all material, shuttering, casting, curing, fixing etc. complete as per direction of Engineer-in-Charge. 08 Providing & laying of turfing with pad grass for slope of M 2 0 7000 30200 37200 dam on downstream as per drawings, preamble & specification s and directions of Engineer-in-Charge. 09 Providing and laying stone masonry in C.M. 1:6 in side RM 0 310 690 1000 only for 1m length in toe drains, rest in dry masonry crushed rock filter and sand filter including transportation of material with all leads and lifts complete as per specification and drawings, finished and as per directions of Engineer-in-Charge including excavation as required. 10 Excavation in D/S slope of dam, along chimney M 3 0 0 0 0 alignment, etc. and opening the top sand cap of chimney drain and back filling the remaining area ( after placement of chimney drain in continuation ) in layers as specified for the embankment as per drawing and including pumping/ bailing out of water from all sources and reuse of excavated material as directed by Engineer-in-Charge. 11 Rabate for reutilisation of suitable excavated materials M 3 0 5050 16800 21850 obtained from items 1,2 & 3, for formation of earth fill section of embankment as per specifications & directions of Engineer-in-charge including transportation with all leads and lifts as specified in the preamble of BOQ C.O. 5 OF 7

SCHEDULE-A BOQ FOR EARTHEN DYKES ORISSA-3, ORISSA-4 AND ORISSA-5 B.F. NO O-3 O-4 O-5 TOTAL IN FIG IN WORDS ( Rs.) 12 Providing and laying the horizontal drain along the inner RM 620 200 750 1570 edge of berm made of 230mm rubble with cement mortar in C.M. 1:6 (Size as per drg.) including transportation of materials with alll leads(as per preamble) and lifts complete as per specifications and drawings, finished as per directions of Engineer-in-Charge. 13 Providing and laying the inclined drain in D/S slope at 20m RM 180 1500 1680 interval with 230mm rubble with cement mortar in C.M. 1:6 ( size as per drg) including transportation of materials with all leads (as per preamble)and lifts complete as per specifications and drawings, fished as per the directions of Engineer-in-Charge. 14 Providing and laying catch pits made of 300mm Rubble Nos. 10 40 50 with cement pointing in C.M. 1:6 ( size as per drg) at 20m interval including transportation of materials with all leads (as per preamble) and lifts complete as per specifications & drawings, furnished as per the directions of Engineer-in-Charge. 15 Providing & laying 300mm dia hume pipe of NP2 class RM 36 180 216 the berms of dam with collars jointed with cement mortar at 20m intervals including transportation of materials with all leads( as per preamble) and lifts complete as per specifications and drawings,furnished as per the directions of Engineer-in-Charge. C.O. 6 OF 7

BOQ FOR EARTHEN DYKES ORISSA-3, ORISSA-4 AND ORISSA-5 SCHEDULE-A NO O-3 O-4 O-5 TOTAL IN FIG IN WORDS ( Rs.) 16 Providing and laying WBM road of 110mm compacted sqm 2320 6600 8920 thickness on the top of the dam using 90 to 40mm down graded approved metal aggregate with moonrum blinding including watering and compaction to the required density and dressing complete as per detailed specifications and drawing. 17 Rebate for reutilisation of boulders obtained from M 3 0 0 0 0 dismantling of drain and rip rap as per required as specification and direction of engineer-in-charge, including transportation with all leads and lifts as specified in the preamble of BOQ. 18 Providing and installing N B 200 ( medium duty) vertical RM 0 56 80 136 G.I.pipes as a continuity to existing relief wells in the existing rock toe. The new pipes shall be welded to the existing vertical G.I.pipe. 19 Rebate for reutilization of following materials obtained from dismantling of toe drain,rock toe,horizontal/inclined drains a) Sand filter. M 3 4500 600 6300.00 11400 b) Crushed rock filter. M 3 1100 270 570.00 1940 c) Rock toe. M 3 0 0 9200.00 9200 TOTAL AMOUNT 7 OF 7

NATIONAL ALUMINIUM COMPANY LIMITED MINES & REFINERY COMPLEX, DAMANJODI GARLAND DRAIN AROUND ASH POND - GD4A, GD7 & GD8 BILLS OF QUANTITIES & SCHEDULE OF RATES SCHEDULE-B NO GD-4A GD-7 GD-8 TOTAL IN FIG IN WORDS ( Rs.) 1 Excavation for Garland Drain and appurtenant M 3 39300 4000 18600 61900 works including clearing of jungle, trees, removal of roots, shoring, strutting, dewatering, drainage,bailing out water and including placing neatly, disposing off the excavated stuff as directed with all lifts as per drawings and lead as per preamble, complete in all soils and boulders not exceeding 0.15 cum. in volume excluding hard rock as per specification. 2 a) Excavation for garland drains and appurtenant works M 3 7370 750 3490 11610 in soft rock and boulders size above 0.15 Cum. in volume which does not require blasting including all necessary wedging, chiseling, benching etc. and also including shoring, desilting, bailding out water and placing neatly and disposing off the excavated stuff as directed with all lifts and leads as per preamble etc. complete as per specification. b) Excavation for garland drain and appurtenant works M 3 2455 250 1160 3865 in hard rock and boulder size above 0.15 Cum. in volume with open or controlled blasting including all necessary wedging, chiseling, benching etc. and also including shoring, desilting, bailing out water and placing neatly and disposing off the excavated stuff as directed with all lifts and leads as preamble, etc. complete as per specification. TOTAL AMOUNT

SPILL WAY/OGEE WEIR FOR ORISSA-5 (OLD & NEW), BILLS OF QUANTITIES & SCHEDULE OF RATES SCHEDULE-C ITEM DESCRIPTION UNIT QUANTITY RATE IN (Rs.) NO. OLD NEW TOTAL IN FIG IN WORDS (Rs.) 1 Earth work excavation for seating of ogee weir, appron, M 3 0 620 620 abutments u/s & d/s wing walls including clearing jungle, trees removal of roots, shoring, strutting, dewatering, drainage, desilting, bailing out water and including placing neatly, disposing off the excavated stuff as directed with all lifts as per drawings and leads as per preamble, complete in soils and boulders not exceeding 0.15 cum in volume. 2 a) Excavation for seating for ogee weir, appron abutments, M 3 60 60 u/s & d/s wing walls in soft rock and boulders size above 0.15 cum in volume with or without blasting including all necessary wedging, chiseling, benching etc. and also including shoring, desilting, bailing out water and placing neatly and disposing off the excavated stuff as directed with all lifts and leads as per preamble etc. complete as per specification. b) Excavation for seating the ogee weir,appron abutments, M 3 60 60 u/s & d/s wing walls in hard rock and boulder size above 0.15 cum. in volume with or without blasting including all necessary wedging, chiseling, benching etc. and also including shoring, desilting, bailing out water and placing neatly and disposing off the excavated stuff as directed with all lifts and leads as preamble, etc. complete as per specification. 3 Providing & placing in position plain cement concrete of M 3 60 60 M10 grade in leveling curse for ogee weir, abutments, wing walls & all depths in cluding bailing out water and shuttering wherever required.

BILLS OF QUANTITY & SCHEDULE OF RATES FOR SPILL WAY WORKS SCHEDULE-C ITEM DESCRIPTION UNIT QUANTITY RATE IN (Rs.) NO. OLD NEW TOTAL IN FIG IN WORDS (Rs.) 4 Providing & placing in position plain cement concrete of M 3 25 1650 1675 M20 grade for abutment, u/s & d/s wing walls and benching of old ogee weir as per shape and size at all depths & lifts excluding cost of shuttering complete as per drawings and specification & direction of Engineer-in- Charge. 5 Providing & placing reinforced cement concrete of M-20 M 3 48 330 378 for ogee weir apron, and retaining wall( for ogee weir) as per shape & size at all depths & lifts excluding cost of of shutteriong and reinforcement complete as per drawings and specifications & directions of Engineer-in-charge. 6 Providing centring and shuttering for ogee weir, abutments, wing walls and retaining walls (for old ogee weir) including strutting and propping etc. and removal of form, complete at all depths & lifts as per specifications, drgs and M 2 100 1320 1420 instruction of Engineer-in-charge. 7 Drilling holes in R.C.C. part of existing ogee weir of diameter 22 mm upto a 750mm depth and fixing T20 bars Nos. 48 0 48 with epoxy resin in holes complete as per drawings and instruction of Engineer-in-charge, excluding the cost of steel reinforcement rods. 8 Drilling holes in sloping part of RCC part of existing ogee Nos. 150 0 150 weir of diameter upto a depth of 500 mm & fixing T12 bars with epoxy resin in holes complete as per drawings and instructions of Engineer-in-charge, excluding the cost of steel reinforcement rods. 9 Cutting/chipping the crest and sloping part of existing ogee M 2 80 0 80 weir, roughned, wire brushed, removal of loose aggregate and cleaned with water jet complete as per drawings and instruction of Engineer-in-charge.

SCHEDULE-C ITEM DESCRIPTION UNIT QUANTITY RATE IN (Rs.) NO. OLD NEW TOTAL IN FIG IN WORDS (Rs.) 10 Providing reinforcement for RCC work including MT 0.85 3 3.85 straightening, cutting, bending, placing in position as per drawings and binding with binding wire including the cost of binding wire complete in all respect of HYSD rods. 11 Providing uncoursed rubble masonary for training channel M 3 0 20 20 in CM 1:6 in bed and in sloping part with flush joints as per drawings and instruction of Engineer-in-charge. TOTAL AMOUNT

ABSTRACT OF PRICED OFFER TOTAL OF SCHEDULE -A Rs. AMOUNT TOTAL OF SCHEDULE - B TOTAL OF SCHEDULE - C Rs Rs TOTAL OF A, B &C Rs WORDS: SIGNATURE OF BIDDER NOTE: BIDDER TO ENCLOSE ONE SET OF UNPRICED SCHEDULE ALONG WITH THE TECHNO COMMERCIAL OFFER.