REPAIR MAINT OF ROOF LEAKAGE AND SEEPAGE WORK IN THE AREA OF AGE BR II UNDER GE MANIT INF SCHOOL MHOW

Amount

Taking down existing old roof treatment of any description , any type including removal old Tar felt, screed, etc complete all as specified and directed by Engr in Charge.

Disconnecting existing tanks 500 ltr, setting of aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position. (Cleaning repairing etc. measured separately) complete all as specified and directed by Engr in Charge.

Disconnecting existing tanks 1000ltr, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position. (Cleaning repairing etc. measured separately) complete all as specified and directed by Engr in Charge.

Taking up or down 15mm steel tubeing and connection , including cleaning for refixing or removal to store.complete all as specified and directed by Engr in Charge.

Taking up or down 20mm steel tubeing and connection , including cleaning for refixing or removal to store complete all as specified and directed by Engr in Charge.

Refixing of 15mm old steel tubing and connections on new or old position (walls, Ceiling, floor etc) complete all as specified and directed by Engr in Charge.

All as per item No. 6 above but 20mm. complete all as specified and directed by Engr in Charge.

S&F of tube medium grade(GI) 15 mm bore with all fitting in wall & ceiling or laid in floor complete all as specified and directed

All as per item No. 8 above but 20mm complete all as specified and directed by Engr in Charge.

Demolition of brick work or stone work, built in cement mortar including all quions, arches, pillars etc complete all as specified and directed.

Taking down cement plaster on brick or stone walls/ceiling etc including racking out joints, hacking for key, scrubbing down with water etc complete all as specified and directed by Engr in Charge.

M&L for Brick work with sub class 'B' Brick (modular brick) straight or curved on plan exc 6 m mean radius built in cm (1:6) complete all as specified and directed by Engr in Charge.

M&L for 15 mm thick rendering in cm (1:4) on fair faces of bricks walls surface finished even and smooth without using extra cement complete all as specified and directed

M&L for 15 mm thick rendering in cm (1:4) on other than faces of bricks walls surface finished even and smooth without using extra cement all as specified and directed.

M&L 15 mm thick rendering in cm (1:6) on fair faces of bricks walls surface finished even and smooth without using extra cement all as specified and directed.

Preparationof new plastered surfaces of wall and applying two coat of exterior weather proof water base emulsion paint white/coloured over and including a coat of primer of same makecomplete all as specified and directed

M&L for complete removal of old decorated surface of wall and applying two coat of oil emulsion distemper white/coloured over and including one coat of birla wall care based putty (where it is required) all as specified and directed by Engr-in-Charge. Note:- Putty shall be measured and paid seperately under Srl Item No. 20)

M&L for complete removal of old decorated surface of wall and applying two coat of oil emulsion distemper white/coloured over one coat of birla wall care based putty (where it is required) all as specified and directed by Engr-in-Charge. Note:- Putty shall be measured and paid seperately under Srl Item No. 20)

M&L for complete removal of old decorated surface of wall and applying two coat of interior plastic imulsion paint white/coloured over one coat of white cement based putty (where it is required) all as specified and directed by Engr-in-Charge. Note:- Putty shall be measured and paid seperately under Srl Item No. 20)

M&L for preparation of old plastered surfaces of wall and apply 2mm thick white cement base wall care putty (each coat not less than 1mm thick) and finished surfaces even and smooth match with existing surfaces of walls in patches complete all as specified and directed

M&L for preparation of new plaster surfaces of wall and apply 2mm thick two coat of white cement base wall care putty (each coat not less than 1mm thick) over and including a coat of primer for wall care putty and finished surfaces with sand paper even and smooth complete all as specified and directed

S&F in repairs of PVC(SWR) 110mm pipes double socketed in any length with rubber rings joints laid and fixed to walls including clamps of the following bore complete all as specified and directed by Engr in Charge.

S&F in repairs of PVC(SWR) 110 mm bend complete all as specified and directed

S&F in repairs PVC(SWR) 75mm pipes double socketed in any length with rubber rings joints laid and fixed to walls including clamps of the following bore complete all as specified and directed by Engr in Charge.

S&F in repairs of PVC(SWR) 75 mm bend complete all as specified and directed by Engr in Charge.

Demolition of cement concrete (unreinforced) of any description and in any position not other specifically provided complete all as specified and directed complete all as specified and directed by Engr in Charge.

M&L for Providing plain cement (1:2:4) type B1 using 20mm graded stone aggregate as in roof kerbs or mud stops, slightly rounded or chamfered angles and throating all as directed complete all as specified and directed by Engr in Charge.

M&L for PCC (1:2:4) Type B-0 using 12.5mm graded stone aggregate as in levelling course and surface finsih even and fair complere all as specified and directed

M&L for rendering 10 mm thick cement plaster on roof surfaces of concrete levelling coursea and in CM ( 1:4 ) finish even and smooth without using extra cement complete all as specified and directed.

M&L for cleaning thoroughly complete existing surface from walls & roofs and applying two coats of polymer modified cementitions based protective and water proofing coating as per manufacture instruction and directed by Engr-in-Charge Make Acrocoat.

M&L for Integral water profing compound mixed with cement mortar complete all as specified and directed.

Dismantling Asbestos cement (Corrugated, semi corrugated, etc) sheets including ridges in roof covering complete all as specified and directed by Engr in Charge.

Dismantling wrought iron or mild steel work any description not otherwise provided for complete all as specified and directed by Engr in Charge.

M&L for MS steel Hallow work in section tubular trussles, purlins, rafter, tubler column, where connected common rafter and running rails fixed with angle cleat or other connection plates including special shaped washer etc, complete using ERW or induction buttweldedtubes conforming IS 4963, 1993 and IS 1161-1979 grade ST-240 complete all as specified and directed by Engr-in-Charge

S&F of Pre-painted galvatume aluminiu Zinc coating GI based corrugated steel sheet of 0.50mm thick of any colour having tensile strength of 550Mpa as in roof covering/cladding to wall fixed with L or J hook 6 to 8mm dia with bitumineous washers etc to protect of seapage and leakage complete all as specified and directed by Engr-in-charge

All as per item 35 above but plain sheeting, in ridges, hips, valley gutters, drip and straight flashings (length and girth as fixed) completed all as specified and directed.

M&L for two coats of synthetics enamel paint on steel surfaces over one coat of red oxide primer incl preparation of new steel surfaces of any description over 10 cm in width of girth not otherwise described. complete all as specified and directed by Engr in Charge.

M&L for Cutting holes in brick walls exc half brick but not exc one brick walls built in CM for inserting hold fasts and making good dismantled portion in CM (1:3) or plain cement concrete (1:2:4) type B-1 using 20mm graded stone agg as required. complete all as specified and directed by Engr in Charge.

Taking down eaves gutters and rainwater pipes (any size or pattern), including all fittings, heads, shoes, bends, swan-necks, etc., including cleaning or refixing or removal to Store (measured overall as fixed along the centre line over fitting and accessories) complete all as specified and directed by Engr in Charge.

Preparation of surface of Roof/Chajja by removal of undulation with polymer mortar, cracks (other than hair cracks) filling by cutting it into "V" groove and fill it with polymer mortar made out of ShaliCrete/Liquidcrete, a single component multifunctional acrylic polymer having solid content 29% of STP Make / soprema/ Texsa; cement and coarse sand in the ratio of (1:2:5) and finally having a cement mortor plaster of (1:6) premixed with STP No. 1 / Liquidplast/Shaliplast LW+ of STP or equavalent of average thickness of 20mm and finished with coving at all junction wherever there is a change of direction. complete all as specified and directed by Engr in Charge.

Application of Primer coat with mix of ShaliCrete/Liquid crete, a single componenet multifunctional acrylic polymer/ equivalent as above and cement in (1:2) ratio and applying @ 1Kg/Sqm of the mix and allow it to dry for 3 to 4 Hrs. complete all as specified and directed by Engr in Charge.

Providing & laying in non-accessible / accessible Roof, Chajja, Paraper etc. of first coat of ShaliUrethane BTD/Liquithene BTD, water based single component any coloured polyurethane liquid membrane having solid content over 80%, service temperature from Minus 20 deg C to +100 dg C, Zero VOC content and with excellent UV stability; conforming to ASTM C 836 and 6083 of STP Make/ TEXPUR of Texsa/ Hyperdesno of Alchimica/ New Flex of W R Grace using @1 Kg/Sqm and laying, ShaliGeo Text 50 or ShaliGeo Text Nylon/ glass fibre net with an overlap of 50mm on both directions and sealing the overlap joints fully while the surface is tacky and allow to dry for 10 to 12 hrs, thereafter applying second coat of ShaliUrethane BTD/Liquidthane BTD @ 1Kg/Sqm saturating the reinforcement core and allow it to cure for overnight, all deck slabs, parapet are to be coated and terminated at the outer surface of the parapet. Note: (a) Rate are included for necessary scafolding at any height wherever required). (b) Each step must be approved by Engr-in-Charge/GE before proceeding to next step.

Providing a separation layer with 200 gsm non-woven Geotextile with an overlap of 50mm on both direction and spot seal it to avoid displacement. Finally a slip layer of 200 micron polythene sheet with an overlap and spot stick the overlap before PC complete all as specified and directed by Engr-in-charge

M&L for PCC (1:2:4) type B-1 using 20mm graded stone aggregate of 65mm average thickness having lowest thickness at drain mouth of 40/50mm permixed with Shaliplast LW+/Liquidplast LW+ an integral water proofing admixture complete all as specified and directed by Engr-in-charge.

Providing a groove of 10mm (width) x 6mm (depth) at every 3m on all RM sides and fill with ShaliSeal PU, single component Polyurethane sealant supplied in 600 ml sausage as specified and directed by Engr-in-charge

Preparation of cracks on wall / Roof/Chajja (other than hair cracks) filling by cutting it into 'V' groove and fill it with polymer mortar made out of ShaliCrete/Liquidcrete complete all as specified and directed by Engr-in-charge

M & L for cement concrete tiles (20cm x 20cm) x 20mm thick, machine pressed; set jointed and pointed in neat cement slurry in floors, and cut and polished with grey cment and no pigment including 15mm thick screed bed using CM(1:4) complete all as specified and directed by Engr-in-Chagre

Dismantling water tanks of 500 ltr size or capacity complete all as specified and directed by Engr-in-Chagre.

S&F of 500 ltrs capacity Rotational moulded polyethylene water storage tanks (double layer) (Cylindrical vertical with closed top) hoisted in two layers and fixed in position all as specified in SSR Part-I complete all as specified and directed

Dismantling water tanks of 1000ltr size or capacity complete all as specified and directed

S&F of 1000 ltrs capacity Rotational moulded polyethylene water storage tanks (double layer) (Cylindrical vertical with closed top) hoisted in two layers and fixed in position all as specified in SSR Part-I complete all as specified and directed

Dismantling of floor, hearth , or wall tiling including cement mortar bedding (but not backing) removing serviceable tiles to store yard and rubbish of the primeses complete all as specified and directed.

M&L for non skid /Ceramic colour tiles 7 to 8mm (square /rectangular) area of each tile exceeding 0.11 sqm but not exceeding 0.18 sqm, in floors etc set and jointed in neat cement slurry and pointed in coloured cement to match over and including 15 mm thick screed bed in cement mortar 1:6 complete all as specified and directed.

M&L for glazed ceramic coloured tiles of size (450x350)mm x7 mm thick as on vertical surfaces such as wall, dado ,skirting etc set and jointed in neat cement slurry and pointed with coloured cement to match over 10 mm thick backing coat on fair faces of brick work in CM (1:4) complete all as specified and as directed.

Cleaning and removing all dirts and scales from service water tanks and from mouth of circulating pipes etc capacity of tank exceeding 250 ltr but not exceeding 500 ltr complete all as specified and directed.

All as per item no 55 above but exceeding 500 ltr but not exceeding 1000 ltr capacity complete all as specified and directed.

S&F in repair of 15mm bore bib taps chromium plated with crutch or butterfly handle ,screwed down , screwed for iron pipes or brass ferrule complete all as specified and directed.

S&F in repair of CP mixer for mixing hot & cold water screwed down for iron pipe 15mm bore complete all as specified and as directed.

S&F in repairs of plasstic water closet seat cover colour/ white, closed pattern with flat bottom and MS CP or aluminised hinging device complete all as specified and as directed.

S&F in repair of flexible type PVC waste pipe 32 mm bore of pipe for WHB/SINK/urinal, etc complete all as specified and as directed.

Roughening surface of roof by picking, sweeping clean and washing down with water to remove dust etc complete all as specified and directed.

M & L for Brushing with neat cement slurry @ 3 Kg per Sqm area mixed with integral water proofing compound as specified and directed (WPC (liquid) shall be measured and paid separately under respective item).

M & L for rendering 10mm thick in cement mortar (1:3) mixed with integral liquid water proofing compound while concrete surface is green and finish the surface even and smooth without using extra cement all as specified and directed (WPC (liquid) shall be measured and paid separately under respective item).

M & L for preparation of surfaces for applying bituminous primer (conforming to IS-3384-1965) @ 0.40 Kg/Sqm complete all as specified and directed.

M & L for applying a tack coat of Industrial bitumen grade of 85/25 at the rate of 1.2 Kg per Sqm including cleaning surfaces (1st coat for bonding material below membrane and 2nd coat on top of membrane. Each coat would be paid seperately.)complete all as specified and directed.

M & L for 3mm thick APP based polymeric membrane minimum weighing 3kg/sqm and reinforced with polyster non wove fabric (wt. not less than 150 gms/sqm) land on primed surface by forced application complete all as specified and directed.Note: Application of APP membrane must be done by authorised applicator of membrane manufacturer.

M&L for applying two coats of bitumen based aluminium painting @ 0.15 Kg / sqm each coat on water proofing treatment with preparation of surface as on non assesible area complete all as specified and directed.

Supply only Liquid Water proofing compound PIDIPROOF LW+ of Dr FIXIT or equivalent as approved complete all as specified and directed.

M&L for repairs of existing APP modified water proofing membrene of size (1m x 2m) by removing the existing treatment; properly cleaning and drying of the roof surfaces, parapets, gutters, drain mouths, etc for all foreign matters such as fungus, moss, dust, etc by wire brushing and dusting surface; applying a coat of bituminous primer conforming to IS: 3384-1965 @ 0.3Kg/Sqm on the prepared surface till the surface is properly impregnated and laying APP modified membrane with non woven polyester reinforced, weight not less than 3 KG/SQM and thickness of membrane not less than 3mm having thermal insulation with white mineral/gravel finish on upper side of membrane with 100mm overlap in longitudinal direction and 100mm overlap in transverse direction sealed and bounded to the surface by torch application method complete all as specified and directed.

M/S Parikshit Sharma

m/s modern builder

M/S Sunshine Construction

Chitragupta Construction

Goyal Construction

M/S GARG CONSTRUCTION

M/S UnitedConstruction