SPECIAL REPAIR TO VARIOUS OHTs AND UG SUMPS AT PACHMARHI MIL STN UNDER AGE(I) PACHMARHI

Amount

M&L for dewatering of existing water tank, cleaning the inside surfaces of the tank by scrapping down walls & bottom surface using steel wire brushes to remove all disputation / fungus, other micro- organisms etc. using light hammer & wire brushes, taking out and removing sediment, loose dirt/ mud sludge, vegetation and other foreign materials completely from the tank and washing repeatedly the inside surfaces of tank with water and washing with rebukes solution and clean water thoroughly complete all as specified and directed by Engr-in- charge. (Notes : (i) Quoted rate shall be deemed to be inclusive of all materials, labours, tools and plants, scaffolding with steel props and working upto height 15 mtr etc. (ii) Adoption of necessary safety arrangements like safety belts, ropes, helmets netting etc which are required for safety of worker working at height exceeding 3 mtr shall be mandatory and deemed to be inclusive in quoted rates. (iii) The Date of cleaning the OHT/SUMP shall be painted on outer surface.

(a) Pandav Cave Pump House OHT Cap.-13210 Gallon

(b) Main Pump House OHT(INFRONT OF MH) -25000 Gallon

(c) Key Person Area Pump House OHT - 20000 Gallon

M&L for dewatering of existing UG Sump, cleaning the inside surfaces of the Sump by scrapping down walls & bottom surface using steel wire brushes to remove all disputation / fungus, other micro- organisms etc. using light hammer & wire brushes, taking out and removing sediment, loose dirt/ mud sludge, vegetation and other foreign materials completely from the tank and disposal of all the waste / spoil to out of MD land at a place as specified by Local Bodies and washing repeatedly the inside surfaces of tank with water and washing with rebukes solution and clean water thoroughly complete all as specified and directed. (Notes: (i) Quoted rate shall be deemed to be inclusive of all materials, labours, tools and plants, scaffolding with steel props and working upto depth of 2.5 mtr etc. (ii) Adoption of necessary safety arrangements like safety belts, ropes, helmets netting etc which are required for safety of worker working at height exceeding 3 mtr shall be mandatory and deemed to be inclusive in quoted rates. (iii) The Date of cleaning the OHT/SUMP shall be painted on outer surface.

(a) Main Pump House UG Sump -25000 Gallon

(b) Main Pump House UG Sump -20000 Gallon

(c) Pump House Chushul Coy UG Sump -26420 Gallon

(d) Key Person Area Pump House UG Sump- 35000 Gallon

Removal / taking down old existing unserviceable cement plaster, loose / unsound weaken cement concrete of any description and in any position from existing external / internal surfaces of RCC OHT/sump/ wall / roof / beams / columns / RCC , average depth 15 mm (at any staging) with chisel and hammer and remove any dust ,unsound or contaminated material,oil/paint,corrosion deposits etc. including cutting of all edges, making square shoulders of the cavities, roughening the smooth surfaces complete all as specified and directed. Note :(i) Quoted rate shall be deemed to be inclusive of materials all labours, tools and plants, scaffolding and working upto height 15 mtr etc. (ii) Adoption of necessary safety arrangements like safety belts ropes, helmets netting etc which are required for safety of worker working at height exceeding 3 mtr shall be mandatory and deemed to be inclusive in quoted rates

M&L for Providing and executing Polyurethane Injection system to leakage points after cleaning the surface and remove any dust, unsound or contaminated material, plaster, oil, paint, grease,corrosion deposits or algae etc., fixing of packers for injection and seal all cracks using Renderoc SP40-Polymer modified repair mortar, injecting Nitofill WS60 - Rapid foaming & setting resin for stopping flow of water which produces a rapid setting water stopping foam in running water,when the water is stopped the cracks are reinjected with Nitofill UR63- Solvent free two part polyurethane resin. Once grouting operation is completed, remove the packers, and make good any holes or voids with Renderoc SP40 and allow curing etc complete as per manufacturer's specification. (Notes :(i) Quoted rate shall be deemed to be inclusive of all materials, labours, tools and plants, scaffolding and working upto height 15 mtr etc. (ii) Adoption of necessary safety arrangements like safety belts, ropes, helmets netting etc which are required for safety of worker working at height exceeding 3 mtr shall be mandatory and deemed to be inclusive in quoted rates .

M & L for providing and carrying out waterproofing treatment to potable water retaining structures (water tank, reservoir, canals, and culverts) using Nitocote CM 210- 2 Component, polymer modified, cementitious elastomeric coating supplied in 23 kg pack (18 kg powder+5 kg Polymer) available in grey and white colour. System includes proper surface preparation, treatment of construction joints using polymer modified mortar prepared by using Nitobond SBR Latex, application of polymer modified vatta at floor-wall junction prepared by using Nitobond SBR Latex-Screed modifier cum bonding agent, filling pipe cut-outs using Conbextra GP2-Non-shrink cementitious grout, predampen the concrete surface, mix and apply first coat of Nitocote CM210 coverage @ 1.9 kg/m2, allow the same to dry for minimum 4 hrs at 20°C and apply second coat in perpendicular direction to achieve over all 2 mm thickness. Nitocote CM 210 can be applied on concrete, brick and block work which can accommodate maximum permissible limit of crack width as per BS8007:1987,meets BS6920, WRAS requirements for potable water at 50°C, water penetration test (DIN 1048) and fire tested as per BS476:1987 part 6 and 7, having mixed density 1950 kg/cum, provides resistance to positive water pressure (DIN 1048) - 5 Bar, resistance to negative water pressure (ITM/FTM-181) - 2 Bar and excellent UV resistance performance. HSE Guideline- Nitocote CM210 powder is irritating to the eyes, respiratory system, and skin, so it is advised to avoid inhalation of dust and to wear suitable respiratory protective equipment. Nitocote CM210 liquid is not classified as dangerous. However, when Nitocote CM210 is mixed, it becomes highly alkaline. so, it is mandatory to wear suitable protective clothing, gloves, and eye protection.

M & L for abrading the concrete surface thoroughly to remove all loose dust, dirt, laitance. Any trace of loose plaster, oil, grease and any other material that might affect adhesion is to be removed by grinding/ wire brushing the surface. The entire surface shall then be washed thoroughly with plenty of water and then allowed to dry. A V-groove of specified dimensións shall be cut along the line of construction joints. All the dust, dirt, loose particles etc shall be removed. (Notes :(i) Quoted rate shall be deemed to be inclusive of all materials ,labours, tools and plants, scaffolding and working upto height 15 mtr etc. (ii) Adoption of necessary safety arrangements like safety belts, ropes, helmets netting etc which are required for safety of worker working at height exceeding 3 mtr shall be mandatory and deemed to be inclusive in quoted rates .

M & L for cleaning rust/ scales/corrosion from reinforcement bars using rust remover Reebaklens RR- Rust remover, cleaning and etching agent supplied in 1/2, 1 and 5 Litre containers, Specific Gravity 1.16 1.22 @ 25°C. Reebaklens RR cleaning agent is a combination of acid based material, corrosion inhibitors and dispersing agents and is supplied as a clear green solution. Application of Reebaklens RR with brush for complete wetting of rusted metal surface and allowed to react it for 16-24 hours followed by cleaning the surface with wire brush and washing surface with fresh water as required to exposed reinforcement bars complete as specified. (Notes :(i) Quoted rate shall be deemed to be inclusive of all materials, labours, tools and plants, scaffolding and working upto height 15 mtr etc. (ii) Adoption of necessary safety arrangements like safety belts, ropes, helmets netting etc which are required for safety of worker working at height exceeding 3 mtr shall be mandatory and deemed to be inclusive in quoted rates .

Providing & applying inhibition coats/system to the exposed reinforcement bars after drying & also new bars after cleaning & removing scales and rust completely as specified. Nitozinc Primer- Two component epoxy zincrich primer supplied in 1 and 5 Litre pack, two component, system based on metallic zinc and epoxy resin which on mixing gives a grey coloured liquid. An Anti corrosive coat contents Active 'Zinc-rich' system which combats corrosion by electro chemical means. The zinch rich primer shall have specific gravity of 1.75, Solid content- 60%, 40 microns DFT, Fully dry/Recoatable- 45 minutes to 1 hour shall be applied at 40 microns dry film thickness and shall have salt spray resistance of <5 mg for 96 hours as per ASTM B-117 and adhesive bond strength > 1.5 MPa as per ASTM D4541.Typical application includes surface preparations by cleaning steel surface to a bright condition paying particular attention to the back of exposed steel bars, mixed two components slow speed heavy duty drill fitted with a paddle, applying unbroken coat with suitable brush and allow to dry. After 30 minutes, apply second coat to ensure complete cover to the exposed steel/ rebar etc complete.

Providing and applying bond coat on the prepared surface to receive polymer modified mortar /polymer modified micro concrete with two component epoxy based bonding coat Nitobond EP- Epoxy resin concrete bonding agent supplied in 4 Litre packs, having specific gravity 1.15 to 12 gm/cc, Compressive strength(BS 6319 Pt.2)- 50 Mpa at 7 days, Flexural strength strength (BS 6319 Pt.3)- 35 Mpa at 7 days, Tensile strength (BS 6319 Pt.7)- 20 Mpa at 7 days, Shear Strength (BS 6319 Pt.4)- 10 Mpa at 7 days, having an over lay time of 6 hrs and at 30°C, Bond strength is more than the tensile strength of good quality concrete, Barrier coat: Acts as a 'barrier coat' to the migration of chloride ions from host concrete. Laying of reinstatement polymer modified mortar or micro concrete shall be completed within the overlay time of bonding coat. The bond coat acts as a bonding coat between old and new concrete. Typical application includes cleaning all loose dust, dirt, grease from host concrete surface by suitable means, mixing both components of bond coat by heavy duty slow speed mixer until a uniform consistency, apply unbroken coat of Nitobond EP with stiff brush covering complete area of patch repair before placing mortar or micro concrete complete all as specified and as directed. (Note : Unit rate quoted against this item is inclusive of all materials,labour, tools and tackles, scaffolding and transportation etc .)

Providing and laying Renderoc SP 40- shrinkage controlled polymer modified single component, alkaline resistant fibre reinforced, thixotropic, cementitious patch repair mortar supplied in 25 kg moisture resistant bag when mixed with clean water at w:p ratio 0.18, achieves compressive strength (BS 1881 Pt.116)-> 20 Mpa at 1 day & > 45 Mpa at 28 days, Tensile Strength(BS 6319 Pt.7) >2.5 Mpa at 28 Days, Flexural Strength (BS 6319 Pt.3)>7 Mpa at 28 days, Drying shrinkage to ASTM C 157-93, 28 days < 1000 microstrain. Typical application inclues mixing entire bag with clean water about 4.25L to 4.5 L, mixed in suitable container with heavy duty slow speed mixer machine to achieve uniform lump free mortar consistency, placing and finishing the same with trowel carefully compacting the same around the rebars and finishing to bring it in line with existing concrete surface on the beams, slabs, piles etc., where the thickness of application is less than 50 mm in patches as per specification after applying bonding coat. ( Notes : (i) Unit rate quoted against this item is inclusive of all materials, labour, tools and tackles, scaffolding and transportation etc. (ii) HSE Guidelines:Recommended to wear tight-fitting, dust-resistant, chemical splash goggles and mask if airborne dust is generated,Wear protective gloves.Wear appropriate clothing to prevent any possibility of skin contact

Providing and applying of single component aliphatic acrylate protective coating for concrete structures, Dekguard S in 2 coats using suitable brush or roller on the Entire concrete surface to provide UV resistant properties & to protect concrete surface from attack by carbon dioxide, chloride ions, sulphates & water complete as per Manufacturer's technical instructions and as directed by Engg -in- charge.

M & L repair to overhang portion of chajja, facia, dropwall etc. for continuous work by providing PCC(1:2:4) Type B-0 and finishing with CM(1:3) after taking down of damaged portion of RCC work by maintaining same level and finished the surface to match with the existing surface by providing same finish complete all as specified and directed. (Height of work to be considered upto 10.00m from FFL of Ground Floor.) (Note : Wherever reinforcement is required to be provided will be measured and paid separately under relevant item and contractor have to inform the department one day in advance after binding of reinforcement for measurement otherwise no payment will be considered on this account)

M&L for mild steel TMT bars 8 mm dia and over upto 10mm dia, as in stirrups, spacers and binders for concrete, cut to length, bent to shape required, including cranking, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia complete all as specified and directed.

M & L for cutting of bushes/ small trees ( Peepal small plants etc) trunks shrubs of any dia and girth from roof projection, chajjas, wall junction parapet etc at any height by necessary demoliton of brick work etc if requried and making good distrubed surfaces to match with existing finihes with and including material and labour in CM (1:4) mixed with WPC /PCC 1:3:6 type B0 (12.5 mm graded stone aggregate) / Brick work in CM 1:4 as required at site and complete all as specified and as directed. ( Note : Liquid water proofing compound shall be measured and paid for separately as "Supply only".)

S & F mild steel works as in Clamps, support, back plates fabricated from structural steel sections including nuts bolts, washers, welding, bending cold or hot, drilling holes for bolts, sockets, etc any shape or size as directed conforming to Fe 290 Gde E-165 complete all as specified and directed.

Dismantling the honey bee nest complete from the OHT of height varing from 10m to 15m at different locations complete all as specified and directed.

S&F in repair, water level indicator in existing OHT of height varying from 10m to 15m with stainless steel float of 50mm dia 100 mm long hollow box of 16 Guage copper sheet fixed to steel wire rope of required length, including brass pullies with nylon bush and 50mm X 50mm X 6mm angle iron brackets for pullies,the indicator board shall be of 10 gauge MS plate 200mm wide fixed on angle iron frame 50mm x 50mm x 6mm with angle iron stiffners, front face of board shall be painted with 02 coats of synthetic enamel paint over a coat of red oxide primer & mark levels with black synthetic enamel paint 02 coats (graduation) on rear side over a coat of red oxide primer complete all as specified and directed. ( Note : Fixing arrangement of level indicator board shall be carried out as directed by Engineer in charge.)

Dismantling wrought iron or mild steel work of any description complete all as specified and directed. (Notes : (i) Quoted rate shall be deemed to be inclusive of all materials, labours, tools and plants, scaffolding and working upto height 25 mtr etc. (ii) Adoption of necessary safety arrangements like safety belts/ ropes, helmets netting etc which are required for safety of worker working at height exceeding 3 mtr shall be mandatory and deemed to be inclusive in quoted rates. .

M&L for mild steel framed work such as grills,angles,flat iron,sheet etc. with ends of bars, shouldered and/or riveted, or forged into spikes, framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; cooler stands; ladder frame work for water tanks also fastening and fixing similar work conforming to Fe-290 Gde E-165 including applying one shop coat of red oxide primer complete all as specified and directed by Engineer - in - Charge. ( Notes : Quoted rate shall be deemed to be inclusive of all materials, labours, tools and plants, scaffolding and working upto height 25 mtr etc. (ii) Adoption of necessary safety arrangements like safety belts/ ropes, helmets netting etc which are required for safety of worker working at height exceeding 3 mtr shall be mandatory and deemed to be inclusive in quoted rates.

M&L for prepration of new or previously untreated steel of any description, over10cm in width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer. ( Notes : (i) Quoted rate shall be deemed to be inclusive of all materials, labours, tools and plants, scaffolding with steel props and working upto height 25 mtr etc. (ii) Adoption of necessary safety arrangements like safety belts/ ropes, helmets netting etc which are required for safety of worker working at height exceeding 3 mtr shall be mandatory and deemed to be inclusive in quoted rates.

M&L for prepration of old painted surface of steel, of any description, over10cm in width or girth and applying two coats of synthetic enamel paint. ( Notes : (i) Quoted rate shall be deemed to be inclusive of all materials, labours, tools and plants, scaffolding with steel props and working upto height 25 mtr etc. (ii) Adoption of necessary safety arrangements like safety belts/ ropes, helmets netting etc which are required for safety of worker working at height exceeding 3 mtr shall be mandatory and deemed to be inclusive in quoted rates.

Taking up cast iron water mains of 100mm Dia (including all fittings), including burning out joints and recovering lead complete all as specified and directed.

S&F in repair Cast iron vent pipes in any length with or without ears, with cement joints fixed to walls of size 100mm dia complete all as specified and directed.

Demolition of reinforced cement concrete of any description and in any position not otherwise specifically provided for (reinforcement cut as required to facilitate demolition) complete including removal of debris to out side MD land complete all as specified & directed.

M & L pre-cast RCC cover slab 1:2:4 type B-1 (using 20 mm graded crushed stone aggregate) including all form work and set in cement mortar (1:4) complete all as specified and directed. ( Notes to item ser No 1 to 25 : (i) The treatment shall be carried by the authorized applicator of OEM as approved by the AGE(I) (ii)Quoted rate shall be deemed to be inclusive of all materials, labours, tools and plants, scaffolding and working upto height 15 metre and depth 2.5 m mtr etc. . (iii) Adoption of necessary safety arrangements like safety belts/ ropes, helmets, netting etc which are required for safety of worker working at height exceeding 3 mtr shall be mandatory and deemed to be inclusive in quoted rates

Dismantling of brick work or stone/ boulder masonry, built in cement mortar or cement lime mortar including all quoins, arches, pillars etc but excluding ashlar ficings, dressed stone work and pre-cast concrete articles complete all as specified and directed.

M&L for brick work with sub class 'B' fly ash bricks, straight or curved on plan exc 6m mean radius built in CM (1:6) complete all as specified & directed.

Demolition of unreinforcement cement Concrete of any description and in any position etc not otherwise specifically provided for complete all as specified and as directed.

M&L Cement concrete 1:3:6 type C-2 using 40mm graded crushed stone aggregate as in surface channels and drains including necessary form work complete all as specified and directed.

Extra for forming fair finished drain or channel 30cm inner girth in cement concrete using extra cement including finishing the top of benching even and smooth using extra cement complete all as specified and directed.

M&L for 40 mm thick PCC 1:2:4 type B0 using 12.5 mm graded crushed stone aggregate for floor finishes complete all as specified and directed.

Material & labour for 75mm cement concrete (1:3:6) type C-2 (using 40mm graded crushed stone aggregate) as in Plinth Protection complete all as specified and directed.

M&L PCC type B-1, 1:2:4 (using 20mm graded aggregate) as in coping ,benching, haunching including all necessary form work complete all as specified and directed.

M/L 100 mm thick cement concrete 1:4:8 type D-2 using (40 mm graded stone agg) as in sub base complete all as specified and directed.

M&L chequred cement concrete tiles 20cm X 20cm X 25mm thick, with grey cement and pigments, set, jointed and pointed in neat cement slurry in floors, over and including 15mm thick cement screed beeding layer in cement mortar 1:4 complete all as specified and directed.

S&F 60 mm thick Machine pressed precast concrete coloured interlocking paver block any shape and size confirming to IS 15658-2006 , M-35 Grade of concrete with grey cement and no pigment, laid over and including 50mm thick sand cushioning complete all as specified and directed.

M&L for Cement concrete (PCC) 1:3:6 type C1 (20mm graded crushed stone aggregate) as in cills, steps; seismic and other similar bands, plinth courses, string courses,lacing courses, parapets and railings upto 60 cm in height,copings kneelers, apex stones,bed plates/bed blocks, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, including necessary form work complete all as specified and directed.

Taking down cement plaster on brick or stone wall surfaces including glazed tiles wherever exists including raking out joints, hacking for key and scrubbing down with water complete all as specified and as directed.

M&L for rendering cement plaster 15mm thick in cement mortar (1:3) on fair faces using liquid waterproofing compound as per Manufacturer's instructions, finished the surface even and smooth without using extra cement complete all as specified and directed . ( Note : Liquid water proofing compound shall be measured and paid for separately as " Supply only".)

Supply only liquid water proofing compound, ISI marked, complete all as specified and directed.

M&L for preparation of new plasterd surfaces of walls and applying two coat of cement based paint over a coat of appropriate primer complete all as specified and directed.

Removing building materials etc.(other than spoil obtained from earthwork) to a distance of 1KM or under, beyond the lead included in the rates, including loading, unloading and stacking at the destination complete all as specified and directed.

Dismantling of fencing wire mesh, any type complete all as specified and directed.

Supply only chain link MS galvanised fencing, any size or type complete all as specified & directed.

Fixing only chain link MS galvanised fencing, including line wires,any mesh, size and type to any type of standards, rails, straining bolts etc including provision of binding wire complete all as specified & directed.

S&F wind ties for roof including securing bolts, posts and struts in fencing including cutting tops to shape as directed, drilling holes,notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc.,and similar work conforming to Fe-290 Gde E-165 posts complete all as specified and directed.

M&L mild steel round bar 5mm dia and over upto and including 10mm diain stirrups, spacers and binders as in tightening of chain link fencing including cutting to shape, necessary drilling, bolting etc Fe-410-W 432 (Gde.E-250)quality -A or Fe 290 (Gde-E-165) complete all as specicifed and directed.

S&F mild steel screw bolt (machine made) with hexagonal or square heads at one end and screwed the other each screwed end to be fitted with washers and one hexagonal nut but length of bolt exc. 5cm and n. exc. 10cm long and bolt one side embedded in concrete posts etc complete to fix fencing wire dia of neck /shank 11 to15 mm complete all as specified and directed.

Welded steel wire fabric Weight per square metre not exc 4 kg supplied and fixed to wood or steel members complete all as specified & directed.

Schedule of credit amount of Rs 26,747.50 to be deducted during AOC

PADAMSHRI CONSTRUCTION CO

M/S RAKESH TRADERS

SHRI KRISHNA CONSTRUCTIONS