SPECIAL REPAIR TO SHAFT AND DRAIN PIPES AT BUILDING NOS P-107, P-108 AND P-127 (MARRIED ACCOMMODATION) AND CERTAIN MINOR WORKS AT CHAF BANGALORE

Amount

Demolition of cement concrete (reinforced) of any description and in any position not other wise specifically provided for and removing outside MD land complete all as specified and as directed by Engr-in-charge.

Demolition and breaking up of blocked, broken drain sewage pipe line (SGSW/ RCC pipes), including the pipe inserted in MH walls etc., and disposing the sludge, broken pipe and a like components out side MD land for undermentioned drain pipes complete all as specified and as directed by Engr-in-charge.

SGSW pipe 100mm bore

SGSW pipe 150mm bore

Excavation in trenches not exc 1.5m wide and not exc 1.5m deep for foundation etc., not exc 10 sqm on plan and getting out in hard/dense soil complete all as specified and as directed by Engr-in-charge.

All as per item No.03 here-in-before but exc 1.5m but not exc 3.00m deep and getting out in hard/dense soil.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25cm in soil complete all as specified and as directed by Engr-in-charge.

Removal of excavated material (soils) to a distance exc 250m but not exc 500m and depositing where directed at a level not exc 1.5m above the starting point complete all as specified and as directed by Engr-in-charge.

Material and labour for concrete bed to drain pipes including packing under and haunching against the sides of pipes after they are laid and tested, plain cement concrete 1:3:6 type C-2 (Using 40mm graded stone aggregates) for following bore of pipes complete all as specified and as directed by Engr-in-charge.

DWC pipe 100mm bore

DWC pipe 150mm bore

Providing lowering, laying, aligning and fixing in position and joining at all level/ depths full round HDPE DWC pipes (Double Wall corrugated) of 100mm dia bore with required jointing accessories of SN-8 grade as per IS-16098 (Part-2) amended upto date in trenches complete including all material, labour, sectional hydrotesting (including the cost and conveyance of water to site for testing) and commissioning complete all as specified and as directed by Engr-in-charge.

All as per item No.08 here-in-before but 150mm bore.

Material and labour for providing precast reinforced cement concrete type A1, 1:2:4 mix (Using 20mm graded stone aggregate) in cover slabs with precast frames (for manholes etc), baffles walls and cover slabs to septic tanks and soakage wells etc., including use and waste of necessary form work complete all as specified and as directed by Engr-in-charge. Note: Reinforcement will be measured and paid separately.

Demolition of brickwork or stone/boulder masanory, laid dry below or above ground level and removing material from site complete all as specified and as directed by Engr-in-charge.

Material and labour for precast cement concrete block masonry with solid blocks, exc 10 cm in width and setting in mortar, type C-1 (1:3:6) built in CM 1:6 complete all as specified and as directed by Engr-in-charge.

Material and labour for providing cement concrete type B1, 1:2:4 mix (Using 20mm graded stone aggregate) in coping including necessary use and waste of form work complete all as specified and as directed by Engr-in-charge.

Material and labour for PCC 1:4:8, type D-2 (Using 40mm graded crushed stone aggregate) as in foundation of manholes complete all as specified and as directed by Engr-in-charge.

Material and labour for extra for forming fair finished drain or channel or in man holes 30cm inner girth in cement concrete, using extra cement, including forms, moulds, mitred/stopped ends etc., complete all as specified and as directed by Engr-in-charge.

Material and labour for TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.90mm dia complete all as specified and as directed by Engr-in-charge.

Material and labour for TMT bars 6-8mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.90mm dia complete all as specified and as directed by Engr-in-charge.

Taking down cement plaster from brick walls, concrete surfaces including raking out joints, hacking for keys, scrubbing down with water etc., complete all as specified and as directed by Engr-in-charge.

Material and labour for rendering 15mm thick in CM 1:4 mixed with water proofing compound on new PCC block masonry surfaces finished even and smooth without using extra cement complete all as specified and as directed by Engr-in-charge. Note: WPC will be measured and paid separately.

Supply only inetergal water proofing compound.

Dismantling of cast iron or reinforced concrete drain pipes or PVC (SWR) pipes of any size and bore, jointed in cement mortar and taking out complete all as specified and as directed by Engr-in-charge.

Supply and fix for PVC (SWR) pipes 110mm bore single socketed, in any length with rubber ring joints laid in trenches or in floors complete all as specified and as directed by Engr-in-charge.

Supply and fix for PVC (SWR) pipes 75mm bore single socketed, in any length with rubber ring joints laid in trenches or in floors complete all as specified and as directed by Engr-in-charge.

Supply and fix for PVC (SWR) bends any radius 75mm dia complete all as specified and as directed by Engr-in-charge.

Supply and fix for PVC (SWR) bends any radius 110mm dia complete all as specified and as directed by Engr-in-charge.

Supply and fix for PVC (SWR), junction single, (Single T) equal or unequal 110mm dia complete all as specified and as directed by Engr-in-charge.

Supply and fix for PVC (SWR), junction single, (Single T) equal or unequal 75mm dia complete all as specified and as directed by Engr-in-charge.

Supply and fix for PVC (SWR) vent cowl 75mm dia complete all as specified and as directed by Engr-in-charge.

Supply and fix for PVC (SWR) vent cowl 110mm dia complete all as specified and as directed by Engr-in-charge.

Supply and fix for stack clamps out of 40mm by 4mm flat iron stays, including bolts and nuts and securing ends of stays to wall or roof for 100/75mm bore etc., complete all as specified and as directed by Engr-in-charge.

Supply and fix in repairs PVC (SWR) floor trap 75/110mm dia, with grating including jointing to waste pipe fixed in cement concrete type B1 (1:2:4) complete all as specified and as directed by Engr-in-charge.

Supply and fix in repairs PVC (SWR) gully trap 125/110 mm, setting and jointing with solvent cement including jointing to waste pipe fixed in cement concrete type B-1 (1:2:4) (Using 12.5mm brick aggregate) complete all as specified and as directed by Engr-in-charge.

Taking up or down steel tubing and connections of 15mm bore including cleaning for refixing or removal to store provision for branch connection by inserting tee union elbow etc., complete all as specified and as directed by Engr-in-charge.

All as per item No.33 here-in-before but 20mm bore.

All as per item No.33 here-in-before but 25mm bore.

S & F steel tubes 15mm bore, 'medium grade', galvanised, with all fitting; laid in trenches and fixed complete to brick/ stone wall or laid in floor concealed complete all as specified and as directed by Engr-in-charge.

Refixing old steel tubing of 15mm bore and connections in new or old position (walls, ceiling, floors, etc.,) complete all as specified and as directed by Engr-in-charge.

S & F steel tubes 20mm bore, 'medium grade', galvanised, with all fitting; laid in trenches and fixed complete to brick/stone wall or laid in floor concealed complete all as specified and as directed by Engr-in-charge.

Refixing old steel tubing of 20mm bore and connections in new or old position (walls, ceiling, floors, etc.,) complete all as specified and as directed by Engr-in-charge.

S & F steel tubes 25mm bore, 'medium grade', galvanised, with all fitting; laid in trenches and fixed complete to brick/stone wall or laid in floor concealed complete all as specified and as directed by Engr-in-charge.

Refixing old steel tubing of 25mm bore and connections in new or old position (walls, ceiling, floors, etc.,) complete all as specified and as directed by Engr-in-charge.

Supply and fix in repair rotational molded polyethylene water storage tanks white tripple layered (cylindrical vertical with closed top) capacity 1000 ltrs hoisted and fixed in position complete all as specified and as directed by Engr-in-charge.

Supply and fix in repair rotational molded polyethylene water storage tanks white tripple layered (cylindrical vertical with closed top) capacity 500 ltrs hoisted and fixed in position complete all as specified and as directed by Engr-in-charge.

Supply and fix in repair gun metal globe /gate valves, with iron wheel head, screwed both ends for iron pipe flange ends type fixed of 20mm dia complete all as specified and as directed by Engr-in-charge.

Supply and fix in repair PTMT ball valves high pressure with epoxy coated aluminium rod and high density plastic ball screwed for 20mm bore pipes complete all as specified and as directed by Engr-in-charge.

Demolition of cement concrete (reinforced) jali/ louvers of any description and in any position not otherwise specifically provided for complete all as specified and as directed by Engr-in-charge.

Material and labour for providing precast cement concrete in window or door cills, lintels, bressumers, steps, quoin blocks (for use with masonry), string courses, copings. kneelers, apex stones, pier caps, columns, posts, boundary pillars, bed plates, pintle blocks, ancho-rage blocks, bonders (for stone wallin) corbels, brackets, etc., (of any section ndicated), with plain fair faces, including chamfers, weatherings, throating etc., and setting in mortar complete with joints to match set in cement mortar 1:4 type B1, 1:2:4 (Using 20mm graded stone aggregate) complete all as specified and as directed by Engr-in-charge.

Material and labour for providing precast cement concrete louvres and jallies, 40mm thick (measured solid) set in cement mortar 1:4 type B0, 1:2:4 (Using 12.5mm graded stone aggregate), including all mouldings but excluding frame (precast frame shall be measured separately and paid for under item above) complete all as specified and as directed by Engr-in-charge.

Material and labour for preparation of new or prevously untreated plastered surfaces of walls /jallies/louvers etc., and applying two coats of cement base paint, white or tinted complete all as specified and as directed by Engr-in-charge.

Material and labour for preparation of old plastered or unplastered surface including brooming down or steel wire brushing, scrapping down smoke soot, moulds, moss and efflorescent salts and trading oil and greasy spots and applying two coats of cement base paint complete all as specified and as directed by Engr-in-charge. Note: Rate quoted shall be inclusive for Painting work to be executed upto 7 storey bldgs.

Material and labour for complete removal of existing treatment and preparation of old plastered surfaces of wall and applying two coats of exterior emulsion (weather coat) paint over a coat of 1mm thick wall care putty for neat and smooth finishing as in air force blue borders in bldgs upto 7 stories complete all as specified and as directed by Engr-in-charge.

Demolition of cement concrete (unreinforced) in ground floor and pavings not exc 15cm thickness below or above ground level and removing material from site of work complete all as specified and as directed by Engr-in-charge.

Material and labour for PCC 1:4:8 type D2 (Using 40mm graded stone aggregate) as in sub base /mass concrete and finished the top surface even and fair complete all as specified and as directed by Engr-in-charge.

Material and labour for 75mm thick (compacted thickness) WBM, with coarse aggregates of grading 2 (63 to 40mm size) of flint or quartzite stone spread, watered, rolled with 8 to 10 tonne power roller and consolidated to gradient and camber required complete all as specified and as directed by Engr-in-charge.

Material and labour for 300x300x20-25mm thick chequered cement concrete tiles rubberised moulded with grey cement and pigment set, jointed and pointed in neat cement slurry including laid over a screed bed of 20mm thick in CM 1:6 complete all as specified and as directed by Engr-in-charge.

Supply and fix for PCC coloured interlocking (glossy finishing) paver blocks with grey cement and no pigments confirming to IS-15658-2006 of 60mm thickness, M-35 grade as in hardstanding etc., laid over and including 50mm thick screed or bedding layer of sand complete all as specified and as directed by Engr-in-charge.

Removing building materials etc., (other than spoil like bricks, stone, aggregate, stone slabs etc.,) to a distance of upto and including 2000m, including loading, unloading and stacking at the destination complete all as specified and as directed by Engr-in-charge.

Surface excavation not exc 30 cms deep and averaging 15cms deep and getting out hard/dense soil complete all as specified and as directed by Engr-in-charge.

Excavating in trenches, not exc 1.5m wide and not exc 1.5m in depth; for foundation, etc., or for shafts, wells, cesspits, manholes, pier holes, etc., not exc 10 sqm on plan and not exc 1.5m in depth and getting out hard /dense soil complete all as specified and as directed by Engr-in-charge.

Material and labour for rendering 10mm thick in cement morter 1:6 and 5mm thick in cement morter 1:4 in two layers on fair faces of brick work or concrete surfaces with water proofing compound @ 200 ml per 50 Kg of cement or as per manufacturer's instruction etc., finished even and smooth without using extra cement complete all as specified and as directed by Engr-in-charge. Note: WPC shall be measured and paid separetely.

Material and labour for hardcore of gauge not exc 63mm of broken stone, deposited, spread and levelled in layers not exc 15 cms thick, watered and rammed to a true surface complete all as specified and as directed by Engr-in-charge.

Material and labour for 100mm thick cement concrete type D2, 1:4:8 (Using 40mm graded stone aggregate) in sub base of flooring or pavings etc., complete all as specified and as directed by Engr-in-charge.

Material and labour for 75mm thick cement concrete type B-2, 1:2:4 (Using 40mm graded stone aggregate) as in flooring or pavings etc., complete all as specified and as directed by Engr-in-charge.

Material and labour for machine pressed precast concrete interlocking coloured rubber moulded paver block with grey cement and pigment, any shape and size confirming to IS-15658-2006 of 60mm thickness, M-35 grade laid over and including 40-50mm thick M-sand cushion complete all as specified and as directed by Engr-in-charge.

Supply and fix for 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 etc., complete all as specified and as directed by Engr-in-charge.

Supply and fix for plates (plain or chequered) channels, distance pieces, cleats etc., square cut or notched including riveted, bolted or welded attachment complete all as specified and as directed by Engr-in-charge.

Supply and fix for prepainted galvalume aluminium zinc coating GI based carrugated steel sheet 0.50mm thick of an colour having tensile strength of 550 Mps as in roof covering /cladding to wall, fixed with self tapping screws complete all as specified and as directed by Engr-in-charge.

Supply and fix for prepainted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick as in ridge 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 by Engr-in-charge.

Material and labour for preparing new plastered or unplastered old surface of walls and applying two coats of cement base paint on walls (external) including with alkali resistant priming paint complete all as specified and as directed by Engr-in-charge.

Removing excavated soils exc 1.5 Km but not exc 5 Km and depositing where directed complete all as specified and as directed by Engr-in-charge.

Material and labour for preparation of new surfaces of steel over 10cm in width or girth with two coat of synthetic enamel paint over coat of primer red oxide primer complete all as specified and as directed by Engr-in-charge.

Material and labour for 75mm thick cement concrete type C-2, 1:3:6 (Using 40mm graded stone aggregate) as in plinth protection/sub base of floor complete all as specified and as directed by Engr-in-charge.

K. VENKATESH NAIDU (BID ID -3094576)