REPAIR/MAINT TO VALLEY GUTTER, PLINTH PROTECTION, WPT TO ROOF SUNKEN TREATMENT AND MISC B/R REPAIR TO OTM/MD ACCN IN TB-I, DEPOT BN, CIW, TEO, RECORD OFFICE, OFFRs 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 complete all as specified and as directed.

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 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

Supply and fix for pre- painted galvatume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of anY colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and as directed.

Supply and fix for pre-painted galvalume aluminum zinc coating GI based Plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in ridge, roof covering/cladding to wall, fixed with self tapping screws complete all 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 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 sheet with grade of zinc coating @120Gms/Sqm both sides and welded or soldered joints are provided complete 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 shall deemed to be included in quoted rate & no extra payment given to contractor.

Supply and fix for MS plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, without any attachment Fe 410-W(Gde E- 250) quality-A including taking down existing unserviseable material complete all as specified and as directed.

Supply and fix steel work in tubular trusses 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 including taking down existing unserviseable material complete all as specified and directed.

Supply and fix Hand rails, half round or other steel section or core for wooden hand-rail straight portion, drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embeding in concrete and screwing etc. 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 including taking down existing unserviseable material complete all as specified and 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 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 by weight of cement and finishing even and smooth to receive water proofing treatment complete without using extra cement all as specified and directed by Engineer-in-Charge. 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 non-woven polyster reinforced matt weighing not less than 160 gms/sqm polyster core having softening 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 by the Engr-in Charge.

Supply only integral water proofing compound

Dismantling of single layer Mangalore pattern or similar tiles in roof coverings

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

Description all as per ser No 19 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 directed.

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

Description all as per item No 23 but except battens

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

Supply and fix interlocking aluminium alloy anodised snap grid consists of main Tee runners of size 38mm x25mm x1.5mm spaced 1200mm centre to centre and cross Tee of size 25mmx25mmx 1.5mm, 1200mm long spaced between the main Tee at 600mm centre to centre to form a grid of 1200mmx600mm and provide a secondary cross tee 25mm x1.4mm ( of length 600mm) to be interlocked of the centre of 1200mmx600mm panel to form a grid of 605mmx605mm and wall angle 25mmx25mmx 2mm. Aluminium alloy extruded section shall be aluminium anodised (minimum 15 micron ) and shall conform to IS 733, IS 1285 and IS 737. including Hangers of GI wire 6mm dia to be fixed by approved rawl plug, level adjusters and screws etc complete all as specified and directed. .

Material and labour for 8-9 mm thick Gypsum board/tiles for insulation and accoustic purposes, 60cmx60cm in size, fixed with nails to timber frame work or with staples on snap grid in ceiling complete all as specified and directed.

Material and labour for 6-9mm thick Plywood, grade BWP, type BB fixed with screws to timber frame work and fixed in ceiling, flat or sloping complete all as specified and directed.

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

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

Material and labour for preparing new plastered surfaces on walls /jallies applying three coat of white wash(lime wash) complete all as specified and directed.

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

Material and labour 75mm thick PCC type C2 1:3:6( using 40mm graded aggregate) as in plinth protection complete all as specified and as directed by Engr-in-charge.

Demolition of stone slabs/flooring of any description laid bedded and pointed any mortar complete all as specified and directed.

Material and labour for Kota stone slab flooring 20-25 mm thick over cement screed base laid and jointed with grey cement slurry mixed with pigment to match including 15 mm thick screed bed in cement mortar (1:6) complete all as specified and directed.

Description all as per ser No 39 but on step riser skirting over and including 10mm thick rendering in CM (1:4) complete all as specified and directed.

Rounding to edges of stone slabs one edge, such as in steps, cooking platform and other similar situations .

Demolition of precast concrete block /brick masonry walling built in cement mortar complete all as specified and directed.

Taking down cement plaster on wall /concrete surface etc including racking out joints hacking for key scrubing down with water etc complete 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 directed.

Material and labour for rendering 15 mm thick on fair 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 directed.

Material and labour preparation of newly plastered wall surfaces and applying two coat of cement base paint 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 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.

Supply and fix in repairs eaves gutters and rainwater pipes (half cut pvc pipe of 75mm,100mm dia pattern), including all fittings, heads, shoes, bends, swan-necks, etc., including taking down of old pipes and removing from site 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 by 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. Including material and labour for fixing the metallic packer for hydrophobic PU foam and Sealer as per manufacturers specification.

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 by Engr-in-Charge and as per the sample done at ground level.

M/s L. K. Agarwal (BID ID -3115171)

UNIQUE ENGINEERS (BID ID -3114654)

DARSHAN ENTERPRISES (BID ID -3116035)

M/S K.D.MATE (BID ID -3115932)

MAHESH DADAJI BACHHAV (BID ID -3116090)