REPAIR/MAINT TO VALLEY GUTTER, PLINTH PROTECTION, ROOF SUNKEN TREATMENT AND MISC B/R REPAIR TO OTM/MD ACCN IN DEPOT BN, CIW, TEO, RECORD OFFICE, AJIT VIHAR MD ACCN IN BEG AND CENTRE UNDER AGE B/R-II IN GE (CENTRAL) KHADKI.

Amount

Dismantling of Asbestos cement (corrugated, semicorrugated, etc.) sheets in roof coverings

Material and labour for 6mm thick asbestos cement, corrugated or semi-corrugated sheets in roofs, walls etc fixed with L-type or J- type or cranked hook bolts With min end lap 200mm is required and sheet to sheet stitching screws should be at interval of 600mm down the lap complete all as specified and as directed.

Description all as per item No 2 above but except AC sheet

Material and labour for Asbestos cement two- piece adjustable plain wing ridge 6mm thick fixed with L-type or J-type or cranked hook bolts complete all as specified and as directed.

Dismantling of Plain or corrugated/galvalume steel sheeting/mild steel sheet in valley gutter, any gauge, thickness, including Nainital or similar pattern roof coverings complete all as specified and as directed.

Supply and fix for Pre- painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50 mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws with two corrugation side lap as specified and as directed.

Supply and fix for Pre-painted galvalume aluminum zinc coating GI based Plain steel sheet 0.50 mm thick of any colour having tensile strength of 550 Mpa as in ridge, roof covering/cladding to wall, fixed with self tapping screws as specified and as directed.

Supply and fix for 0.63 mm plain Galvanised, mild steel sheeting, in ridges, hips, valley Gutters, drip and straight flashings (length and girth as fixed) with grade of zinc coating 275. fixed with self tapping /coach screws complete all as specified and as directed.

Supply and fix for 0.63 mm Galvanised, corrugated mild steel sheeting with two corrugations side lap, fixed with coach screws and washers, in roofs, walls etc. with grade of zinc coating 275. fixed with self tapping /coach screws complete all as specified and as directed.

Supply and fix for plain, galvanised mild steel sheeting,in ridges, hips,Valley gutters,drip and straight flashing (length and girth as fixed) by using 1.00 mm thick grade of zinc coating @120Gms/Sqm both sides and welded or soldered joints are provided and including making shapes to valley gutter including Refixing of side sheets of any description all as specified and directed. NOTE :- i) Contractor should work at height upto 10mtr w/o any extra payment. ii) Necessary Scaffolding required for valley gutter should be arranged by contractor. iii) Necessary arrangement of safety measure of labour working at height should be procured by the contractor iv) Rate for scaffolding for working at height and safety measure tools for labour should be included in quoted rate & no extra payment given to contractor.

Dismantling mild steel work of any description and in any position complete all as directed.

Supply and fix steel work in tubular trushes including special shaped washer etc complete using ERW or induction but welded tubes confirming to I.S. 1161-1979 grade St. 240 etc as in purlins complete all as specified and directed.

Supply and fix rolled sections as in main and cross beams, hip and jack rafters; purlins where connected to common rafters and running rails and guides for sliding doors; fixed with angle cleats or other connecting plates confirming to Fe-410 W(Gde E-250) quality B complete all as specified and as directed.

Material and labour preperation of new steel surfaces of any desciption over 10 cm in width or girth not other wise descibed and applying two coats of synthetic enamel paint over a coat of red oxide complete all as specified and as directed.

Removing of old water proofing treatment and cleaning the surface of slab and clearing with wire brushes, removing dust, foreign material, rubbish off the site to a distance n.exc. 100m complete all as specified and directed.

Material and labour for 10 mm thick rendering in cement mortar 1:3 on RCC roof slabs mixed with water proofing compound @ 3% mixed with by weight of cement finishing even and smooth to receive water proofing treatment complete without using extra cement including demolition of existing plaster all as specified and directed. NOTE :- WPC shall be measured and paid separately.

Material and labour for water proofing treatment over RCC slab by applying oil based bituminous primer surface @0.25 Kg/sqm and laying 3mm thik APP modified water proofing polymeric membrane with 100 mm side and end lap having weight not less than 3.50 kg/ sqm , reinforced with with non-woven polyster reinforced matt weighing not less than 160 gms/sqm polyster core having soften point not less than 1500C, longitudinal tensile strength not less than 650 N/5cm, by torching method and applying a coat of solar reflective aluminium paint @ 0.15 Kg/Sqm on membrance surface including 24 hrs ponding test complete all as specified and as directed.

Supply only integral water proofing compound all as specified.

Dismantling of single layer Mangalore pattern or similar tiles in roof coverings all as directed.

Supply and fix roof tiles, Mangalore pattern, inter locking at side joints laid dry complete all as specified and as directed.

Description all as per ser No 20 above except tiles

Supply and fix ridge or hip tiles to suit Mangalore pattern of roofing tiles bedded and jointed in CM 1 : 6 complete all as specified and as directed.

Dismantling battens for tiles singles etc of any size including tiling fillets spaced exc 15 cm complete all as directed.

Supply and fix second class hard wood clean sawn battens at 30 cm centre to centre and section area exceeding 15 and not exceeding 25 sqcm complete all as specified and as directed.

Description all as per item No 24 but except battens

Dismantling of wall and ceiling boards (fibre,pulp insulation, Ac etc), any thickness including cover fillets complete all as specified and as directed.

Material and labour for Gl frame work for seamless ceiling comprising of Gl perimeter channnel 0.55 mm thick with two unequal flanges of 20 and 30 mm and web of 27 mm fixed to surrounding wall using nylon sleeves and screws at 450 mm centre to centre/intermediate channel 0.9 mm thick having two equal flanges of 15 mm each and web of 45 mm suspended from soffit at approx 900 mm centre to centre with Gl cleat and steel expansion fasteners with and including ceiling section (not exc 1.2 m length) of 0.55 mm thickness having kurled web of 50 mm and flange of 26 mm each with lips of 10.5 mm fixed to the intermediate channel with connecting clips across the intermediate channel at 457 mm centre to centre complete all as specified and as directed.

Material and labour for 8-9 mm thick Gypsum board/tiles with edge type TE/SE for insulation and accoustic purposes, 600mmx600mm in size , fixed with nails to timber frame work or with staples on snap grid in ceiling having thermal conductivity 0.16 (W/mK). Complete all as specified and as directed. NOTE :- 1) Flexural strength in transverse direction should not be less than 140 N. 2) Flexural strength in Longitudinal direction should not be less than 360 N.

Dismantling timber framed work scantlings 40 sq.cm and over in section, in any position all as directed.

Description all as per ser No 29 above but in fillets, rails, posts, rafters, purlins etc under 40 sq. cm in section.

Supply and fix for 2nd class soft wood timber framed and fixed clean sawn in scantling all as specified and directed.

Material and labour for two coats of synthetic enamel paint over a coat of pink primer on new wooden surfaces including all necessary preparation over 10 cms width or girth complete all as specified and as directed.

Demolition of reinforcement cement concrete of any description and in any position not otherwise specifically provided for all as directed.

Supply and fix for Providing precast cement concrete louvres and jallies, 35 mm thick (measured solid), including all mouldings using cement concrete type B0 1:2:4 (12.50 mm graded aggregate) set in cement mortar 1:4 complete all as specified and as directed.

Preparing new plastered surfaces on jallies applying three coat of white wash(lime wash) complete all as specified and as directed.

Demolition of cement concrete unreinforced in ground floors and pavings n.exc. 15cm thickness below or above ground level all as directed.

Material and labour for cement concrete (1:3:6) type C-2 using 20 mm graded stone aggregate as in floor, plinth protection, 75 mm thick, surfaces finished even and fair without using extra cement as in plinth protection complete all as specified and as directed.

Demolition of precast concrete block /brick work walling built in cement mortar all as directed.

Taking down cement plaster on wall /concrete surface etc including racking out joints hacking for key scrubing down with water etc all as specified and directed

Material and labour for Precast cement concrete block masonry using type C1 1:3:6 (20 mm graded aggregate) with solid blocks, exc. 10 cm in width and setting in mortar1:6 complete all as specified and as directed.

Material and labour for rendering 15 mm thick on faces of brick/ PCC block masonry wall using cement plaster 1:4 and rendering is to be finished even and smooth (without using extra cement) complete all as specified and as directed.

Material and labour preparation of newly plastered surface and applying two coat of cement base paint over alkali resistant primer on wall etc complete all as specified and directed

Material and labour for rendering 15mm thick on fair faces brick work /PCC block masonary or concrete surface of wall using cement plaster 1:6 and finished even and smooth (without using extra cement) complete all as specified and as directed.

Material and labour preparation of newly plastered surface and applying two coat of oil bound Distember over a coat of primer on wall etc complete all as specified and directed.

Repairing the leaking deteriorated and torn out chajjas and parapet walls by removing all the lose material from the top of the chajja be means of light hammering and chiselling to remove loose concrete cover only and Clean all loose particles by high pressure jet water so that all surfaces should be sound, clean and free of contamination followed by application two coats of polymerised cementitious coat like Pidilite's Pidifin 2k or equivalent, while second coat is wet apply a 10mm dash coat of CM plaster with the waterproofing compound MAKE :- Dr.fixit or equivalent as approved by GE, completing the repair work by final finishing and providing with proper slope of 15 mm thick rendering cement mortar(1:4) including supply and mixing of waterproofing compound as per manufacturers instructions finishing the surfaces even and fair complete all as specified and as directed.

Cleaning the surface with wire brush, detecting sources of leakages and removing/taking down unsound treatment/surface and Material and labour for making holes with drill machine of dia 14mm for carrying out non-destructive waterproofing treatment to sunken portion of slab, floor and walls of bath, WC, WHB and floor traps (combined unit) by using construction chemical method as hydrophobic PU grouting, etc, with first course of injection MDI based PU foam and second course of injection PU plain all as per manufacturers instruction, etc, complete and as directed. The PU foam shall have 100% solids and solvent free, and shall expand 30-40 times its volume at liquid stage in presence of water, the PU plain injection shall have minimum 100 CPS viscosity and shore hardness minimum 50. (Make: PIDILITE or techno commercially equivalent) complete all as specified and directed. and Material and labour for fixing the metallic packer for hydrophobic PU foam and Sealer as per manufacturers specification / instructions complete.

Material and labour for the tile joint chemical cleaning and re-grouting carefully by washing the existing tile with heavy duty tile cleaner preferably of M/S Pidilite or equivalent cleaner, again washing with fresh jet water, scratching the joints and filling the same with (white/matching colour) epoxy tile grout of M/s Pidilite, ROFF RTM epoxy or equivalent, curing, cleaning the surface etc, complete all as directed and as per the sample done at ground level.

Material and labour for external stone walls/steps of any height are as follows:- (a) Cleaning of external stone surface of walls/steps at any height with pressure pump with clean water (b) Applying one coat of cleaning solution of Dr Fixit/pidilite or other reputed brand and throughly cleaning the surface, (c) The loose masonary joints to be properly pointed with (1:3) cement sand mortar mixed with WPC complete all as specified and directed. (d) Necessary scafolding shall deemed to be included in the quoted rate.scafolding shall be having ease of access for inspection purpose (e) Second washing of the surface of wall/steps any height (whereever required at site as directed by Engineer-in-charge) with super heated steam to remove grease, moss algaee & bird dropping etc with heavy jet pressure pumps (Torik stone cleaning similiar pumps,Tensid UK LTD or Doff superheated steam cleaning or similiar pumps as approved) complete all as specified and directed. (f) The filling of joints between stones with cement-Asian equivalent paint grout and application of two coats of hydrophobic stone sealer as per manufacturers instructions complete all as specified and as directed.

NOTE :- 1) Quoated rate includes providing necessary scafolding of G+2 stories bldg with safety measure of labour at any height as per site requirement. upto 9 Mtr height. 2) Before quoting the tender contractor should visit the site. 3) Treatment should be carried out with skilled labour and by authorized applicators.

Dismantling floor hearth or wall tilling including cement mortar bedding (but not backing ) removing serviceable tiles to store and rubbish off the premises

Material and labour for 25 mm thick Cement concrete type B-1, 1:2:4 (20mm graded aggregate) as in sub base for levelling, etc all as specified and directed.

Material and labour coloured non skid ceramic tiles 300 mm x 300 mm x 6 to 7mm thick, in floors set and jointed in neat cement slurry and pointed in coloured cement to match over and including 15 mm thick screed bed in CM 1:6 complete all as specified.

Material and labour glazed ceramic tiles,Glossy matt finish digital pattern breaking strength not less than 600N , Resistance to household chemicals, acids and alkalis (with acception of hydrofluoric acid and its compound), size of tiles 300x600/450x350x6 to 7mm thick vertical surface such as in skirting/dado etc over and including 10 mm thick cement plaster in CM 1:4, including dismantling, all as specified and as directed.

Material and labour for Glazed Vitrified Ceramic tiles 8-9 mm thick (square/ rectangular) polished, area of each tiles not exceeding 0.36 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match including 15 mm thick screed bed in cement mortar (1:6), including dismantling complete all as specified and as directed.

Description all as per item no.54 above but as in skirting over, including 10mm thick plaster in CM(1:4) complete all as specified and as directed by engr-in-charge.

DARSHAN ENTERPRISES (BID ID -3327303)

M/S KISHAN CONSTRUCTION (BID ID -3328200)

VP DEVELOPERS AND CONTRACTOR (BID ID -3336776)

MAHESH DADAJI BACHHAV (BID ID -3336211)

JP ENTERPRISES (BID ID -3327159)

M/s greenstone construction (BID ID -3336681)