REPAIR/ REPLACEMENT OF RCC OHT WITH ROTATONAL MOLDED PVC TANKS AND OTHER CONNECTED WORKS REPAIRS TO CHAJJA BALCONY EXT WALLS CEILING AND PLASTERING AT ZONE A (TYPE B AND C) DRDO TOWNSHIP KANCHANBAGH HYDERABAD

Amount

Taking down 15mm dia GI tubing and cleaning and refixing with all fittings and fixtures fixed to walls, ceilings etc complete all as directed.

Taking down 20mm dia GI tubing and cleaning and refixing with all fittings and fixtures fixed to walls, ceilings etc complete all as directed.

S&F 15 mm dia medium grade GI tubing with all fittings and fixtures fixed to walls, etc including taking down existing pipe complete all as directed.

S&F 15 mm dia medium grade GI tubing with all fittings and fixtures fixed to ceilings etc including taking down existing pipe complete all as directed.

S&F 20mm dia medium grade GI tubing with all fittings and fixtures complete fixed to walls, etc including taking down existing pipe complete all as directed.

S&F 20mm dia medium grade GI tubing with all fittings and fixtures complete fixed to ceilings etc including taking down existing pipe complete all as directed.

S&F in repairs rotational moulded polyethylene water storage tank of 1000 litres capacity cylinderical vertical type three layered with closed top hoisted including taking down existing water tank complete all as directed.

S&F rotational moulded polyethylene water storage tank of 1000 litres capacity cylinderical vertical type three layered with closed top hoisted ,complete all as directed.

Supplying and Laying in repairs CPVC Pipes & fittings on walls/ceiling or laying in floors complete all as specified 16 mm dia Note : fittings shall be measured and paid seperately

S&F CPVC Brass Elbow 16 mm

S&F CPVC Brass Tee 16 mm

S&F CPVC Male Brass Threaded Adaptor (MTA/ MBTA) 16 mm

S&F CPVC Female Brass Threaded Adaptor (FTA/ FBTA) 16 mm

S&F CPVCTank Adaptor 16 mm

S&F CPVC UNION 16 mm

Cleaning and removing all scale and dirt etc from water tanks of capacity exceeding 500 ltrs and not exceeding 1000 ltrs from mouths of circulating pipes etc complete all as directed.

S&F in repairs gun metal globe or gate valve with iron wheel head, screwed both ends for iron pipe, suitable for 20mm bore complete all as directed.

Supply and fix 20mm dia Ball brass valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed complete all as directed.

Supply and fix in repairs 20mm dia Ball brass valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed complete all as directed.

M&L for Brick work with sub- class 'B' old size bricks straight or curved on plan to any radius in half brick thick wall in cement mortar 1:4 complete all as specified and directed.

Demolition of Brickwork or stone/boulder masonry, built in cement mortar.

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

M&L for rendering 10 mm thick in CM (1:6) on brick or concrete surfaces finished even and smooth without using extra cement including taking down cement plaster on brick/concrete/stone masonry surfaces of any description including racking out joints, hacking for key and scrubbing down with water complete all as specified and as directed by Enginer-in-charge. Note : Rate quoted shall be inclusive of necessary scaffolding etc. up to 4th storied building.

M&L for preparation of Newly plastered surfaces of walls, washing with water and applying two coats of Distemper paint as per manufacturers instructions over a coat of primer over two coats of putty 1.5mm thick each layer each to level the surface and finished smooth with emery paper No.180 followed by emery paper No.320 or 400 and wipe it clean complete all as specified and as directed by Eng-in-charge. Make:- TRACTOR EMULSION of ASIAN PAINTS /JOHNSON & NICHOLSON (JOHNSOLIN)/ BERGER PAINT Note:- (i) The putty surface should be finished even smooth and dent free before application of primer, stage passing shall be taken for each building at every stage. ii) Paint work should be carried out by Authorised applicator with brand waranty.

M&L rendering 5mm thick in CM 1:3 on ceiling,finished even and smooth (without using extra lime or cement) including taking down existing plastering complete all as directed.

M&L for applying three coats of white washing on new plastered surfaces of ceiling including preparation of surfaces.

M&L rendering 15mm thick in cement mortar CM 1:4 in two layers (First coat 10 mm thick and second 5 mm thick)using water proofing compound in 2nd layer @2% by weight of cement and finished fair and even complete all as specified and as directed including taking down cement plaster on brick/concrete/stone masonry surfaces of any description and racking out joints, hacking for key and scrubbing down with water complete Note : WPC will be measured and paid separately. Note : Rate quoted shall be inclusive of necessary scaffolding etc. up to 4th storied building.

M&L for preparation of new plastered surfaces and applying two coats of weather proof antifungal exterior paint as per manufacturers instructions over a coat of true care exterior wall primer over two coats of external birla putty 1.5mm each to level the surface and finshied smooth with emery paper No.180 followed by emeny paper No.320 or 400 and wipe it clean complete all as specified and as directed . Make:- APEX ULTIMA of ASIAN PAINT/ WEATHER COAT SMOOTH (BERGER PAINTS)/ WEATHER SHIELD MAX EXTERIOR ACRYLIC (DULUX)

Supply only integral waterproofing compound complete all as directed

Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically provided complete all as specified.

Demolition of reinforced cement concrete of any description and in any position not otherwise specifically provided for .

M&L for cement concrete 1:2:4 type B1 (Using 20 mm graded stone aggregate) as in coping, benching, platform for water tank, channel, etc. incl necessary formwork complete all as specified and directed.

M&L Rendering 10mm thick in CM 1:4 on fair faces of brick work or concrete surfaces finished even and smooth without using extra cement complete all as specified and directed.

S & F TMT bars, 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking, welding, ends and binding with & including MS wire (annealed) not less than 0.9mm dia or securing with clips and Thermo / Mechanically Treated bars of grade Fe- 500D or more

S&F in repairs 15mm, 20mm & 25mm GI fittings( nipples, elbows, reducers, Tee, sockets and tank nipples etc ) complete all as directed.

S&F in repairs PVC water tank covers of any size & capacity complete all as directed.

M&L for cleaning of over head tank (RCC) or PVC tank exc 500 ltrs and N.exc 1000 ltrs capacity and date of cleaning to be written in synthetic enamel paint on all tank, after cleaning, size of letters shall be 50mm in height and text shall be “TANK CLEANED ON DD/MM/YYY”

M&L for followings :- (i) Removing plaster, loose concrete & finishes all around the columns, slabs & beams (description of column to full height , description of beam to entire span & bottom of slab as directed) (ii) After cleaning gently removing cover concrete using pneumatic/electric chipper or any other approved tool in entire portion of structural member (removal of cover concrete shall be done to an extent when reinforcement is visible) (iii) Removal of cover concrete with under cutting of up to a depth of 20mm beyond reinforcement around full circumference & full length of bar where directed. (concrete shall be stripped to an extent concrete substrate is exposed) (iv) Removing visible rust along the length of reinforcement using hand tools as approved. (The Engr-in-charge may order sand blasting if rust is approved) (v) Any other work as directed by Engr-in-charge to present clean surface for determination of type of repair to be carried out complete all as specified and directed by Engineer-in-charge. Note:- Work shall be carriedout upto G+3 storey bldg. Necessary scaffolding is deemed to be included in the quoted rate.

M&L for Providing & Pouring Micro concreting M-40 grade :- Immediately after application of epoxy bond coat as above pour Micro concreting M40 grade, Make : MasterEmaco S46T of BASF or equivalent FOSROC/SIKA using approved mixing machines/pumping under pressure via approved pneumatic pump at the locations to be repaired in RCC beams & columns etc,. Adding of aggregates will be permitted only as per manufacturer’s recommendation without compromising the strength. The rate shall include cost of all materials (except re-bar) labour charges for mixing, pouring concrete, cost of tools, lead & lift of materials, transportation etc., to carry out the complete work complete all as specified and directed by Engineer-in-Charge. Note : (i) The cost of micro concrete M-40 grade & Epoxy bond coat is included in this item. (ii) Work shall be carriedout upto G+3 storey bldg. Necessary scaffolding is deemed to be included in the quoted rate.

M&L for use & waste of form work using steel sheets , steel bracing, propping etc around structural members where micro concreting to be done and keeping form work in position till required specified period complete all as specified and directed. Note : (i) Form work shall be 100% leak proof. For purpose of payment area in touch with concrete shall be measured. (ii) Work shall be carriedout upto G+3 storey bldg. Necessary scaffolding is deemed to be included in the quoted rate.

M&L for providing rust proof /anti corrosive treatment to bars :- (i) cleaning of all exposed bars (new & old) around (ii) Apply a single coat of Alkaline rust converting primer on around bars new & old as recommended by the manufacture (iii) Apply two coats of Epoxy phenol anti corrosive protective coat on bars around new & old as recommended by the manufacture. Note : Anti corrosive treatment shall be continuous especially in the regions where pitting, imperfections, etc were present on the surface of the bars. It is important that the rear portions of re bars (those towards the concrete substrate) should not be left without coating.

M&L for providing PMM (Polymer modified cementations mortar) :- (i) Dry sub strat surface and free of debris & dust (ii) Applying Epoxy bond coat on the sound substrate using approved spray machine & ensuring that no pin holes are visible.(In case pin holes are still visible after a coat, a second coat shall be applied to ensure absence of pin holes). (iii) Immediately after application of epoxy bond coat as above apply PMM (Polymer modified cementations mortar) of 25 mm thickness. Note : Application of PMM shall be preferably be in coats of appx 10mm thickness. PMM work shall be executed in fairly rapid successions so as entire work is completed with in 30 mins). PMM shall be pre packed ready to use. (iv) PMM surface to be moist cured for three days followed by air curing in temperature as recommended by manufacture complete all as specified and directed.

M&L vitrified tiles of any shade 10mm thick (square/ rectangular) polished area of each tiles n. exc 0.36 Sqm in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match over including 20 mm thick screed bed or bedding layer in CM 1:6 incl dismantling of old floor tiling and removing rubbish off out side MoD land all as specified and directed.

All as per item no. 43 above but as in skirting and vertical surfaces, set and jointed in neat cement slurry and pointed with white or coloured cement laid over 10 mm thick backing coat of cement mortar 1:4 including dismantling existing tile work with plaster complete all as specified and directed.

M&L non skid ceramic coloured tiles 7 to 8 mm thick (square/rectangular) first quality area of each tile exceeding 0.06 sqm but not exceeding 0.11 sqm, in floors etc jointed in neat cement slurry and pointed in white or coloured cement to match with the colour of tiles laid on and including 15mm thick screed bed in cement mortar 1:6 including dismantling existing tiles with screed bed and removing debris out side Mod land complete all as directed.

M&L for Glazed ceramic coloured tiles in vertical surface 350x 250x 7 mm/ 450X 350X 7mm such as skirting/dado jointed in neat cement slurry and pointed with white or coloured cement to match the colour of the tiles laid on and including 10mm thick backing coat in cement mortar 1:3 including dismantling of existing tiles along with a backing coat and removing debris outside Mod land complete all as directed.

Anjana corporation

M/s K Venkateswara Rao

M/S SARASWATHI CONSTRUCTIONS

UNITY ENGINEERING TRADERS

Venkat Sai Enterprises

sri vishnu enterprises

SRI SAI ENTERPRISES