SPECIAL REPAIRS TO ROOF SHEET AND ROOF TREATMENT MARRIED ACCOMMODATION IN NE ZONE AT RANGAPAHAR MILITARY STN.

Amount

Dismantling of plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings complete all as specified and directed.

Dismantling asbestos cement (Corrugated or semicorrugated) sheets in roof covering complete all as specified and directed.

Dismantling wall and ceiling board fibre, pulp insulation etc or insulation boards any thickness including cover fillets complete all as specified and directed.

Dismantling timber scantlings 40 sqcm and over in section, in unframed work any position complete all as specified and directed.

S&F for post of Joist, channel, angle, or tee sections, fixed independently, without connecting plates, etc. (cut to ordinary lengths i.e. within 20mm of the length indicated) confirming Fe 410 -W (Gde- E- 250) quality- A complete all as specified and directed.

M&L for preparation of new surfaces of steel and iron work of any description over 10 cm width or girth not otherwise described and applying two coat of synthetic enamel paint over a coat of redoxide zinc crome primer on new surfaces in any tint complete all as specified and directed.

S&F for 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 complete all as specified and directed.

S&F 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 roof covering/cladding to wall, fixed with self tapping screws complete all as specified and directed.

S & F for 4 mm thick of size 600x600mm HSPC (high pressure Steam Cured) pre-primetered self embossed, textured designer board E-Board Classic to be fixed GI powder coated grid/section size 600mmx600mm with main runner 38x24x0.9mm thick ,cross tee 28.6x24x0.9 mm and wall angle 19x19xo.9 mm duly suspended with 2mm dia GI bar hangers 1200mm centre to centre both ways fixed with steel dash fasteners or from purlin from the roof with alignment clip including providing provisions for light fixtures of any size complete all as specified and directed.

M & L for PCC 1:2:4 Type B0 (using 12.50 mm graded stone aggregate) in cills, steps; seismic and other similar bands,plinth courses, string courses,lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs water troughs and the like including weathering, slightly rounded or chamfered angles and throating, as directed incl necessary form work.

M&L for rendering 15 mm thick in CM 1:4 on fair faces of brick work or concrete surfaces with surface finished fair and even surface complete all as specified and directed.

M&L for rendering 15 mm thick in CM 1:6 on other than fair faces of brick work or concrete surfaces with surface finished fair and even surface complete all as specified and directed.

M&L for preparation of new plastered surfaces of walls and applying two coats of oil bound distemper (OBD) over a coat of white chalktening on walls complete all as specified and directed.

Preparation of newly plastered surfaces of walls and applying two coats of cement base paint over a coat of alkali resistance primer complete all as specified and as directed.

Roughening surfaces of old concrete floor by picking, incl taking down existing detoriated/decayed tar felt or any treatment including loose surfaces scraping with scraper, chiseling, scraping of surface with wire brush or any other method sweeping clean and washing down with ater to remove dust, etc and removing the scraped materials debris to a distance not exc 50 m complete all as specified and directed.

M&L for rendering 10 mm thick screed bed or bedding layer in CM 1:3 mixed with water proofing compound 3% by weight of cement on concrete roof surface on fair faces of brick work or concrete surfaces with surface finished fair and even to maintain the proper slope of roof surface complete all as specified and directed.

M & L for Providing water proofing treatment over cleaned roof surface with super thermo APP modified water proofing memberane comprising of the following :-

Cleaning of plastered roof surfaces and applying a coat of cold bituminous primer @ 0.25 ltrs/sqm on top of dry surface of finished cement mortar plaster.

M&L applying of One layer of APP based polymeric water proofing membrane of weight not less than3 kg/sqm consisting 3mm thick reinforced with polyster non wove fabric shall be unrolled surfaces with lap of 100mm and the over lap shall be sealed by flame.

Applying two coats of aluminum paint on top of membrane @0.11 Kg/Sqm.

Supply only integral water proofing compoung (ISI Marked) complete all as specified and directed.

Disconnecting existing tanks setting aside (or lowering if required) for repairs, cleaning etc and hoisting if required reconnecting and refixing in position complete all as specified and directed.

PERFECT BUILDERS AND SUPPLIERS

SHRI MADAN SINGH

SHRI RAJNATH SINGH

KAILASH KUMAR LADHA

commercial enterprises

SHRI HRIDAY NARAIN GIRI

das enterprises