Repair to roof treatment in domestic area at AF Stn Sirsa

Amount

Dismantling/removing of old roof treatment, of any type any thickness any pattern including dismantling of old brick tiles including screed bed, tar felt, waterproofing membrane etc and cleaning the surface of roof cleaning the roof surfaces by brushing, sweeping and scrubbing down with water and removal of debris and disposing outside MOD area complete all as specified and as directed. (NOTE: Demolition of concrete over RCC roof, if any below roof treatment, shall be measured seperately)

Demolition of mud in roofs any thickness and stripping out/ taking down old existing tarfelt, water proofing membrane, any type from roof including plaster/screed bed, roughening concrete surfaces and cleaning the roof surfaces by brushing, sweeping and scrubbing down with water and removal of debris and disposing outside MOD area complete all as specified and as directed. (NOTE: Demolition of concrete over RCC roof, if any below roof treatment, shall be measured seperately)

Demolition of plain cement concrete padding over roof of buildings and removal of debris and disposing outside MOD area complete all as specified and as directed.

Demolition of brick work, built in cement mortar including all quions, arches, pillars, etc. including removing from site and disposing outside MOD area complete all as specified and as directed.

Taking up or down Steel Tubing 15mm bore (dia) with Fittings/ Connections, segregating Serviceable Pipes and Fittings/ Connections and keep in Safe Custody for re-use or removal from site complete all as specified and as directed.

Taking up or down Steel Tubing 20mm bore (dia) with Fittings/ Connections, segregating Serviceable Pipes and Fittings/ Connections and keep in Safe Custody for re-use or removal from site complete all as specified and as directed.

Demolition of reinforced cement concrete of any description slab, facia, etc and in any position including cutting reinforcement as required and disposing debris outside MOD land complete all as specified and directed.

Demolition of RCC water tank on roofs of buildings of capacity 1000 ltr to 2000ltr including dismantling removing the debris to outside of MD/AF area complete all as specified and as directed.

Dismantling wrought iron or mild steel work of any description not otherwise provided for and removal from site complete all as specified and directed.

Disconnecting exiting water storage Tank of capacity exceeding 250 litres but not exceeding 500 liters for cleaning of water tank, removing of mud, sludge etc and flushing with chlorine water including supply and fixing of any damaged accessories for water tank and re-connecting and refixing all connections complete all as specified and directed.

Disconnecting exiting water storage Tank of capacity exceeding 500 litres but not exceeding 1000 liters for cleaning of water tank, removing of mud, sludge etc and flushing with chlorine water including supply and fixing of any damaged accessories for water tank and re-connecting and refixing all connections complete all as specified and directed.

M&L for Brick Work with Sub-Class ‘B’ Bricks (Old Size Bricks), Straight or Curved on Plan exc. 6.0 Metre mean Radius, built in cement mortar 1:6, complete all as specified and as directed.

M&L for Brick work with old Serviceable Bricks obtained from Item No. 04 here-in-before after removing old Mortar, Straight or Curved on Plan exc. 6.0 Metre mean Radius, built in cement mortar 1:6, complete all as specified and as directed.

M&L for Roughening of old surfaces of RCC roofs by picking, wire brushing, sweeping clean for removing dust, dirt and layers of de-bonded screed/concrete over the surface etc and washing down with water to remove dust etc and brushing neat cement slurry @ 2.75 kg per sqm complete all as specified and directed.

M&L for cutting out cracks, joints & corners over RCC roofs & terraces using mechanical tools, cleaning out and properly repairing and sealing cracks, grooves, joints, corners and junctions with suitable crack filler/polymer mortar etc including drilling holes at construction joints and identifying damaged/honeycombed concrete surface and fixing complete all as specified and as directed by Engineer In Charge. (NOTE: Cost of polymer mortar/crack filler etc shall be deemed to be inclusive in the quoted rates)

M&L for providing Cement Concrete 1:2:4 type B0 (using 12.5mm graded crushed stone aggregate) as in padding over roof slabs, laid to required slope, roof kerbs or mud stops, rounded or chamfered on edges complete all as directed by Engineer In Charge.

M&L for 15 mm thick plastering in two layers, 10 mm + 5 mm in cement mortar 1:4, top layer of 5 mm thickness mixed with with water proofing compound (as per manufacturer's instructions) on brick/stone walls or concrete surfaces finished even and fair (upto any height) for external surfaces complete all as specified and directed. Note : Water Proofing compound shall be measured and paid separetly as "Supply only".

Supply only Integral Water Proofing Compound, ISI Marked, as approved, complete all as specified and as directed.

M&L preparing newly Plastered surfaces of Walls by applying Wall Putty, cutting/rubbing to obtained a Smooth Surface and applying Two Coats of Weather Proof Exterior Emulsion Paint (Plain pattern) with approved Tint over a coat of suitable Primer (as per Manufacturer's instructions), complete all as specified and as directed.

M&L 10 mm thick screed bed in cement mortar 1:3 over roof mixed with water proofing compound as per manufacturer's instruction complete all as specified and directed. (NOTE: WPC will be measured and paid separately)

M&L for water proofing treatment on existing cleaned RCC roof with the following specifications and manufacturer's instruction complete all as specified and directed :- (i) Preparing and cleaning of fully dried surfaces as per IS 3067-1966. (ii) Applying oil/solvent based bitumen primer conforming to IS:3384-1968 over the cleaned base @ 0.50 litre per sqm. (iii) Providing a layer of 3 mm thick APP modified pre-fabricated five layer, weight not less than 3.6 kg/sqm, black finished reinforced with non-woven polyster matt membrane with butane torch application. Overlap shall be minimum 100 mm on the transverse direction and 75 mm on longitudinal direction. (iv) Applying a coat of blown type bitumen of grade 85/25 heated to a working temperature of 180 degree C and applied @ 1.20 Kg per square metre of the surface area. (v) Sealing of all angles & abutments upstands with extra care to ensure perfect bondage. Sealing of edges well into grooves & protect the seal with a polysulphide/polyurethane sealant.

M&L for water proofing treatment on existing cleaned RCC roof with the following specifications and manufacturer's instruction complete all as specified and directed :- (i) Preparing and cleaning of fully dried surfaces as per IS 3067-1966. (ii) Applying oil/solvent based bitumen primer conforming to IS:3384-1968 over the cleaned base @ 0.50 litre per sqm and allowing to dry till tack free. (iii) Providing a layer of 3 mm thick APP modified pre-fabricated five layer, weight not less than 3.6 kg/sqm, black finished reinforced with non-woven polyster matt membrane with butane torch application. Overlap shall be minimum 100 mm on the transverse direction and 75 mm on longitudinal direction. (iv) Providing a layer of 150 GSM non-woven geo textile of approved make and laid over the APP membrane and bonded to the water proofing membrane with intermittent touch by heating the membrane by Butane torch as per manufacturers recommendations. (v) Sealing of all angles & abutments upstands with extra care to ensure perfect bondage. Sealing of edges well into grooves & prtect the seal with a polysulphide/polyurethane sealant.

S&F 40mm thick brick tiles over roofs of buildings (upto 4 storey height), jointed and pointed in cement mortar (1:3) mixed with crude oil @ 5% by weight of cement over 15mm thick screed bed in cement mortar (1:3) mixed with water proofing compound complete all as specified and directed. Note:- Water Proofing compound shall be measured and paid separetly as "Supply only".

Fixing Only 40mm thick brick tiles over roofs of buildings (upto 4 storey height), jointed and pointed in cement mortar (1:3) mixed with crude oil @ 5% by weight of cement over 15mm thick screed bed in cement mortar (1:6) mixed with waterproofing compound complete all as specified and directed. Note:- Serviceable Brick tiles obtained from dismantling shall be reused. Water Proofing compound shall be measured and paid separetly as "Supply only".

M&L Chipping unsound/weak Concrete Materials from Slabs, Beams, Columns, etc. with Manual Chisel and/or by Standard Power Driven percussion type chisel with due Care (without serious damage to the Slab) including tapering of all Edges, making Square Shoulders of cavities including cleaning the exposed Concrete Surfaces and Reinforcement with Wire Brushes, etc. and disposal of Debris for all lead and lifts average thickness 25mm including providing necessary Formwork, complete all as specified and as directed. Note : Qty to be executed upto double storey building.

M&L Cleaning rust from the Reinforcing Bars to give it a Total Rust Free Steel Surfaces by using Alkaline Chemical Rust Remover of approved make with Paint Brush and removing loose Particles after 24 Hours of its application with Wire Brush and thoroughly washing with Water and allowing it to dry for Reinforcing Bars upto 12mm dia complete all as specified and as directed. Note : Qty to be executed upto double storey quarter. Surface area of steel reinforcement shall be measured for payment) Make: Cera Rust Remover/Fosroc Rebaklens RR / Mosil Lubricants / Sika Rustoff-100/ Axrust4 Rust Remover)

M&L for preparation of old existing corroded and new introduced reinforcement surface (at any storey/ height of building/ structure) by brush and application of two component epoxy based zinc rich primer, of minimum specific gravity 1.75, adhesive bond strength with steel as 1.50N/mm2, as a protective coating to steel reinforcement bars in concrete with total zinc content in dry film >90% by volume and DFT per coat >50 microns complete all as specified and directed. (Make- Nitozinc primer of FOSROC or equivalent product in other makes specified in tender) (NOTE: Surface area of steel reinforcement shall be measured for payment)

M&L for Providing, Mixing & Applying Bonding Coat of approved Adhesive SBR Polymer @ 10% of Cement weight modified Cementitious Bond Coat @ 2.2 KILOGRAM CEMENT PER SQUARE METRE of surface area mixed with specified proportion of Approved Polymer on chipped portion of RCC, complete all as specified and as directed. Note : Qty to be executed upto double storey quarter.

M&L Providing, Mixing & Applying SBR Polymer Modified Cement Mortar in proportion of 1:3 (1 Cement : 4 Graded Coarse Sand with Polymer minimum 2% by Weight of Cement used) 25mm average thickness in Two Layers, complete all as specified and as directed. NOTE :(i) Measurement & Payment : The pre-measurement of thickness shall be done just after the surface preparation is completed and Payment under this Item shall be made only after proper wet curing has been done and surface has been satisfactorily evaluated by sounding / tapping with a blunt metal instrument and/or the 75mm size Cube Crushing Strength at the end of 28 days to be not less than 30 N/Sqmm. (ii) Qty to be executed upto double storey quarter.

S&F 15mm bore Steel water tubing 'medium grade', galvanised with all fittings like elbow, tee, socket, bend etc and fixed to wall, ceiling or laid in floor complete all as specified and directed.

S&F 20mm bore Steel water tubing 'medium grade', galvanised with all fittings like elbow, tee, socket, bend etc and fixed to wall, ceiling or laid in floor complete all as specified and directed.

Fixing only old servceable 15 mm bore old galvanised Steel water tubing after thoroughly cleaning including all new fittings like elbow, tee, socket, bend etc and fixed to wall, ceiling or laid in floor complete all as specified and directed.

Fixing only old servceable 20 mm bore old galvanised Steel water tubing after thoroughly cleaning including all new fittings like elbow, tee, socket, bend etc and fixed to wall, ceiling or laid in floor complete all as specified and directed.

Taking down rain water pipe any size any pattern, PVC/ AC pipe including all fittings, heads shoes, bends etc including removal to store complete all as specified and directed.

S&F 110mm bore, PVC (SWR) pipes, type 'A', single socket in any length, with rubber ring joints fixed on walls including PVC clamp for holding PVC pipe complete all as specified and directed

S&F 110 mm bore PVC (SWR) bends any radius complete all as specified and directed

M&L Stack clamps out of 50 mm by 5 mm flat iron and 16mm dia round iron stays, including bolts and nuts and securing ends of stays to wall or roof, complete all as specified and as directed.

M&L TMT Bars 8.0 mm dia, cut to length bent to shape required including cranking, bending spirally for hoping for Columns, hooking Ends and binding with and including Mild Steel Wire (annealed) not less than 0.9mm dia or securing with Clips, complete all as specified and as directed.

M&L Reinforced Cement Concrete 1:2:4 type B0 (12.5mm graded stone aggregate) as in Chajja, Facia, Sunshade and Similar Items including Form work (as required) and smooth finishing at Top side using extra Cement, complete all as specified and as directed. NOTE: MS reinforcement shall be measured and paid seperately

S&F Rotational Moulded Polyethene Water Storage Tank 1000 Litre Capacity, Cylindrical, Vertical with Closed Top, 3 layered, hoisted and fixed in Position all as specified in MES Schedule including dismantling/ lowering down U/s Water Storage Tanks, complete all as specified and as directed.

S&F Rotational Moulded Polyethene Water Storage Tank 500 Litre Capacity, Cylindrical, Vertical with Closed Top, 3 layered, hoisted and fixed in Position all as specified in MES Schedule including dismantling/ lowering down U/s Water Storage Tanks, complete all as specified and as directed.

S&F in repair Gun Metal Gate Valve 20mm bore (dia) with Iron Wheel Head including Flange, screwed both Ends for Iron Pipe, complete all as specified and as directed.

S&F Ball Valve 20mm dia (minimum Weight 210 Gram), high pressure of PTMT with epoxy coated Aluminium Rod and high density Plastic Ball, screwed for Iron Pipe, complete all as specified and as directed. (MAKE : PRAYAG, Cat No: 152 or equivalent model in JEXON / POLYTUF / SHAKTI)

S&F in repair Ball Valve 20mm dia (minimum Weight 210 Gram), high pressure of PTMT with epoxy coated Aluminium Rod and high density Plastic Ball, screwed for Iron Pipe, complete all as specified and as directed. (MAKE : PRAYAG, Cat No: 152 or equivalent model in JEXON / POLYTUF / SHAKTI)

M&L Aluminium Composite Panel 4.0mm thick (0.5mm PVDF coated Aluminium Skin on Top, 3.0mm thick Polyethylene Core and 0.5mm Aluminium Skin at Bottom finished as per Manufacturers Standard Finish) in Cladding of Approved Shade of required Profile to Brick/ Concrete Wall/ Mild Steel Frame, Canopy, Parapet, Coping, Bends, Pergola or any type Architectural Featuers wherever required/ ordered, either Segmental Curved or Straight in Plan wherever specified with extruded Aluminium Sections, Angle Cleats, Weather Sealants, Stainless Steel Screws, Rivets, Fasteners, Galvanised Brackets (Galvanising to be done conforming to IS:4759-1996 upto 610 GRAMS PER SQUARE METRE, 80-90 micron thickness), drilling and fixing the Cladding to either Masonry/ Reinforced Cement Concrete/ Mild Steel Structural Frame Work including providing and making grooves of required size, applying non staining Weather Selant, Backer Rod including all necessary Accessories, etc. including dismantling of existing old ACP panel and othe accesories complete all as specified and as directed.

S&F for 3D Box type letter made of acrylic sheet having LED Lighting for Sign Board , having 450 mm height and 65 mm depth made of 4mm thick mm thick acrylic sheet with seamless closing and edges made smooth with necessary fixing devices to fixed on ACP sheet complete all as specified and directed by Engr in Charge.

S&F Steel work in tubular trusses including special shaped washer etc. complete using ERW or induction butt welded tubes conforming to I. S.1161- 1979 grade St.-240 , complete all as specified and as directed.

M&L for applying two coats of synthetic enamel paint over a coat of red oxide primer on new steel surfaces of any description over 10cm width or girth including cleaning and preparation of surfaces complete all as specified and directed.

M/s Har Nandi Construction Company