SPECIAL REPAIRS TO ROOF SHEETS OF BLDG NO ET-09, ET-10, ET-11, ET-46 ETC OF ASC CENTRE AND COLLEGE UNDER GE (CENTRAL) BANGALORE

Amount

Dismantling Asbestos Cement Corrugated or Semicorrugated in Roof covering complete all as directed.

S&F pre-painted galvalume aluminium zinc coating (AZ 150) GI based corrugated steel sheet 0.50 mm thick of colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as directed.

S&F pre-painted galvalume aluminium zinc coating (AZ 150) GI based plain sheet steel sheet 0.50 mm thick of colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as directed.

S & F hand rails , half round or other steel sections or core for wooden hand rails straight portion, drilled and countersunk for balusters running bars for doors, balusters, nosing to steps incl embedding in concrete and screwing etc wind ties for roof including securing bolts posts struts incl all necessary drilling bolting or riveting etc and similar work conforming to Fe-290 Gde E-165 complete all as directed.

S & F 0.63mm thick plain black mild steel sheeting in ridges hips valley gutters drip and straight flashings complete all as directed.

Dismantling boarding any description fixed in any position with nails complete all as directed.

S & F second class hard wood 20mm boarding clean sawn with butt joints planed on one side fixed with nails in any situation as in weather boarding complete all as directed.

Fixing only old serviceable timber boarding fixed with screws as in eaves / weather boarding complete all as directed. Note :- Old serviceable timber boarding retrieved under BOQ item No 6 shall be used.

Dismantling unframed timber scantling 40 sq cm and over in section in any position complete all as directed.

Dismantling of battens for tiles, sheets, shingles etc, of any size including tilting fillets in section in any position complete all as directed.

M&L for second class hard wood clean sawn in as in scantling framed and fixed to walls with screws etc complete all as directed.

M&L for second class hard wood clean sawn battens at 30 cm centers sectional area exc 5 Sq cm but n.exc 15 sq cm complete all as directed.

M&L for preparing surfaces of wood and wood based materials, new or old, of any description and girth, not otherwise described and treated with one coat of creosote oil complete all as directed.

M&L for preparation of New Wood surface and applying two coats of synthetic enamel paint over a coat of pink primer over 10cm width or girth complete all as directed.

M&L for preparation of old painted Wood surface and applying one coat of synthetic enamel paint over a coat of pink primer over 10cm width or girth complete all as directed.

M&L for PCC 1:2:4 type B-0 using 12.5mm graded aggregate in roof kerbs or mud stops rounded or chamfered edges as in level courses complete all as directed.

Taking down cement plaster on brick or stone walls etc, including raking out joints, hacking for key scrubbing down with water, etc complete all as directed.

M&L for rendering 15 mm thick in two layer (10mm and 5mm thick) on fair faces of brick work or concrete surfaces in cement mortar 1:4, mixed with integral water proofing compound at top 5mm thick layer by weight of cement as per manufacturer's instructions and finishing the surface even and smooth without using extra cement complete all as specified and directed. (Note : WPC shall be measured and paid separately against respective item supply only).

Supply only water profing compound complete all as diected.

M&L for applying two or more coats of 100% premium acrylic emulsion paint having VOC less than 50gm/litre and UV resisitance as per IS 15489:2004, alkali & fungal resistance dirt resistance exterior paint of required shade (company depot tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm over new surfaces complete all as directed.

M&L for applying two or more coats of 100% premium acrylic emulsion paint having VOC less than 50gm/litre and UV resisitance as per IS 15489:2004, alkali & fungal resistance dirt resistance exterior paint of required shade (company depot tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm over old surfaces after complete removal of existing treatment complete all as directed.

Dismantling unservicable /cracked water tanks and removing from site capacity exc 250 ltr but n.exc 500 ltr complete all as directed.

Supply and fixing Rotational moulded polythene water storage tanks (cylindered vertical closed top ) hoisted and fixed in position all as specified in SSR Part –I of capacity of tanks 500 ltr complete all as directed.

Taking up or down steel tubing for 15mm dia pipe and connections including cleaning for re-fixing or removal to store complete all as directed.

Taking up or down steel tubing for 20mm dia pipe and connections including cleaning for re-fixing or removal to store complete all as directed.

S&F 16 mm outer dia CPVC Pipe (ISI Marked) SDR II & plain CPVC SDR II fittings fixed on wall, celing or floors complete all as directed.

S&F 20 mm outer dia CPVC Pipe (ISI Marked) fixed complete to wall, celing or floors including taking up or down existing bore steel tubing complete all as directed.

Demolition of Brickwork or stone/ boulder masonry, built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles complete all as directed.

M&L for precast cement concrete 1:3:6 type C-1 (using 20 mm graded crushed stone aggregate) as in block masonry with solid blocks, exc 10 cm in width and setting in mortar complete 1:6 complete all as directed.

M&L for rendering 10mm thick on brick work or concrete surface in CM 1:3 surface finished even and smooth without using extra cement including WPC and applting oil bound bitumen primer @ 1.5okg/Sqm qnd providing 3mm thick APP modified water proofing membrane weighing 3.0kg/sqm reinforced with non woven polyster matt weighing not less than 150 gm/sqm having softening point not less than 140 centigrate having tensile strength of 650N/sqm and 350 N/Sqm in longitudinal and trasverse directions respectively of the reinforced tearing strength of 180 N by torch application with minimum 10cm side overlap and 150cm end lap, applying a coat of blown grade hot bitumen 90/15 over the membrane @ 1.2kg/Sqm top of membrane surface shall then be finished with solar effective bituminous aluminium paint @ 0.10Kg/Sqm complete all as directed. Cost elements for cleaning old surfaces of roof shall deemed to be included in quoted rate.

M&L for 25mm thick PCC 1:2:4 type B-0 using 12.5 mm graded aggregate as in padding over roof/ chajja finished even and smooth without using extra cement complete all as directed.

PRACHANIVA CONSTRUCTIONS

RK Builders

ADWITHI

K. VENKATESH NAIDU