Repair, replacement to existing damaged asbestos cement sheet roof and valley gutter to arrest leakages by replacing with galvalume sheet in Danger area and Non danger area at HEF.

Amount

Dismantling wrought iron or mild steel work of any description not otherwise provided for

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

Taking down eaves gutters, valley gutter 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 fittings and accessories)

Removal & Fixing in repair air termination, single pointed aluminium rod 12mm dia and 300mm long

Removal & Fixing in repair aluminium strip 25x3.15mm with saddles and fixing screws etc. for roof conductors and down conductors above ground

Providing cement concrete Type B0 (1:2:4) using 12.5mm graded aggregate in roof kerbs or mud stops, rounded or chamfered on edges

M & L for Brickwork with subclass ‘B’ bricks, straight or curved on plan exc 6m mean radius built in 1:4 cement mortar

Rendering 15mm thick cement mortar in 1:4 mixfinished even and smooth (without using extra lime or cement) on fair faces of brick work or concrete surfaces and neeru finish.

S & F of pre- painted galvatume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws as specified.(Make- JSW, Tata Or Essar along with test certificates)

S & F of pre- painted galvatume aluminum zinc coating GI based plain steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws as specified. (Make- JSW, Tata or Essar along with test certificates)

S & F for roof trusses (framed) of Fe- 290 (Gde E- 165), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat section) including distance pieces, cleats etc.

S & F of bands, straps, supports or stays or rainwater, ventilating pipes, including bolts, if required: hooks (stay), heavy, for large gates; hook and pintle hinges: large hasps & staples; chains; hand made sliding bolts; clamps; hold fasts; wall ties; hooks for hanging fans; plain angle cleats for securing purlins to wood trusses or rafters; knee piece inserts; two way & three way straps, plate washers & similar small articles conforming to Fe-290 Gde-E-165

S & F of mild steel sheet of 1.25mm thickness with 150mm dia eaves gutter, galvanised class 3, half round with rounded edges

S & F of 110mm dia PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls

S & F of 110 dia PVC (SWR) bends any radius

Preparation of old painted steel surface of any description, over 10cm in width or girth, not otherwise described and applying two coats of synthetic enamal paint over one coat of red oxide primer

S & F of plain, black, mild steel sheeting, with 2.50mm thickness in ridges, hips, valley gutters, drip and straight flashings (length and girth as fixed)

S & F of turbo wind ventilator including base per coat or tranflucent / fibre of following specification: Height: 15.5 inch (390mm), Turbine Diameter (mm): 610, Material: SS-316, Size(throat Dia)-24 inch, body Dia-30 inch, (blades)- 0.4 mm thickness (0.8mm on outer side crimped), with 5 years minimum warranty

Schedule of credit Item- Dismanted wrought iron or mild steel work of any description not otherwise provided for and shifting

Schedule of credit item- Dismantled Old Asbestos cement corrugated or semi corrugated sheets.

Aditya Profiles Pvt Ltd. (BID ID -820104)

Mohit Infratech (BID ID -820516)