REPAIR MAINT OF LEAKAGES SEEPAGES FROM ROOF, RCC CHAJJAS, SOFFITS OF SLABS, REPLACEMENT OF RWPS WATER TUBING AND CONNECTED WORKS TO CERTAIN OMQS AND SMQS AT SECTOR 31 UNDER GE (AF) MC CHANDIGARH

Amount

M&L for disconnecting of PVC tank of capacity 500 Ltrs & upto 1000 Ltrs for cleaning including setting aside temporarily and refixing later in same position for water supply to enable water proofing treatment of roof slab beneath the tank in following laid down process all as specified and directed :- a) Dewatering & removing all settled silt, scale & dust from inside of tanks using coconut brush manually and applying bleaching powder and allowed to rest for 1 hour. b) Cleaning & rinsing the tank using fresh water to wash out complete and allowed to dry for 30 mins. c) Writing letters of 7 cm height using synthetic enamel paint (white colour) with yellow background to mention date of cleaning incl rubbing out old letters written over the tank d) Refixing the tank & old fittings in same position or raised/lower height after cleaning or water proofing treatment (as may necessary) complete all as directed by engr-in-charge. Note :- Alternative arrangement for providing water supply to the Qtr shall be provided by the contractor by relocating the serviceable tank until the waterproofing treatment is completed.

Dismanting bricks tiles/cement concrete tiles or terracing tiles single layer on roofs and including removal of debris away from site to a designated point by the local administration or a distance up to 1.5 km from site complete all as specified and directed by Engr-in-charge.

Demolition of mud phuska on roofs any thickness including mud plastering (whether full thickness removed or only a part thereof) upto mother slab and removal of debris away from site to a designated point by the local administration or a distance up to 1.5 km from site complete all as specified and directed by Engr-in-charge.

Roughening the surfaces of old concrete roof surfaces & sides by picking, brushing with wire brush, sweeping clean and washing down with water to remove dust, exc material etc., brushing neat cement slurry with 3.0 kg of cement per Sq. m over cleaned roof surfaces complete all as specified and directed by Engr-in-Charge.

M&L Plain cement concrete B-1 type (1:2:4) using 20 mm graded crushed stone aggregate in padding and the like finished fair & even, including necessary form work complete all as specified and directed by Engr-in-Charge.

M&L for cleaning of RCC surface /existing surface of all dirt & dust with water jet/mechanical means as per manufacturer instructions. Crack Filling:- Filling of all crack if any on existing surface with crack filling compound. Preparation of crack filling compound includes adding poly plastic fibre adhesive, white cement in equal proportion and add 25% water in it to make the mixture per manufacturer instruction. Note:- Wherever depth of cracks exceeds 20mm the addl depth shall the filled with white cement w/o any extra cost.

M&L for cleaning the surface before final treatment on roof as specified, applying the double layer of glass fibre mesh of 60 GSM over the roof using poly plastic fibre adhesive mix in the following manner :- (a) Making poly plastic fibre adhesive mix by adding polyplastic fibre adhesive white cement in equal proportion and add 25% water in it to make the mixture per manufacturer instructions. (b) The double layer of fibre mesh to be spread on the roof & apply two coat of above mixture of poly plastic fibre adhesive with a roller & brush to cover the fibre mesh throughouly. (c) Process of roof lamination:- Lamination/top coat on the roof using poly plastic fibre coat with white cement & water as per manufacturer instructions. Top coat is ammonia free, w/o any harmful effects, & is flexible in nature. (d) Min thickness of the treatment shall be 2mm.

All as per item No. 7 here-in-before but as in chajjas

M&L for removal of paint/putty etc from the wall using mechanical means as per manufacturer instructions. Hacking of existing plastered surfaces upto 2mm. Note:- The wall treatment shall be done on hacked/new cementitious surface for proper bonding & requsite results Surface to be treated shall be passed by Engr-in-Charge. (a) Take Poly plastic fibre adhesive,white cement in equal proportion & add 25% Water in it to make the mix as per manufacturer instructions. Apply 2 coats of wall bind adhesive mixture to the wall using a roller & brush. (b) Final & top coat apply with mixing ratio of poly plastic fibre top coat & water & white cement as per manufacturer instructions. Note For ser No 6,7,8,9 & 10 :- The plastic fibre adhesive should have following characterstics:- (a) Resists positive hydrostatic presure of upto 14 bars. (b) Crack filling ability upto 45 mm. (c) Temp control upto 14 degree celcious on any surface like concrete roof, metal shed & for walls also. (d) High durablity to water,fire & UV rays covering climate condition to + 55 degree celcious.

All as per item No. 9 here-in-before but as in treatment over the plastered surface of wall including cleaning.

M&L Plain cement concrete B-0 type (1:2:4) using 12.5 mm graded crushed stone aggregate as in copings, bed plates, benching and the like finished fair & even, including necessary form work complete all as specified and directed by Engr-in-Charge.

Cutting of groove V shape chases, pinning in, making good to facings where required and pointing in cement mortar 1:3 to ends or edges of landings, steps, cills, sunshades, shelves, lintel etc and making good cutting of n exc 10 cm girth in brick walls making good complete complete all as specified and as directed by the Engineer-in-Charge.

Cutting Small trees/ peepal trees girth not Exc 15 cm including cutting of trunk portion protuding over wall surface/roof surface/terrace of building of height up to 10.0 mtr. Including necessary scaffolding and necessary safety measure if required and make good the surface in cement mortar (1:3) and applying one coat of anti growth of vegitation chemical as directed by Engr-in-Charge and removing of unserviceable material out side MD land and cleaning site complete all as specified and directed by Engr-in-Charge.

M&L for Rough cast plaster after applying the under coat of cement and sand mortar 1:3 not less than 10 mm thick and while it is still in plastic state the roughcast mixture consisting of crushed stone or fine gravel aggregate (which is generally of size between 6 to 12 mm depending on the texture required) mixed with coarse sand and cement in the ratio of 1: 1: 1 shall be applied and finished even. The mix of cement and sand shall be made slightly wetter than normal for rendering to ensure that larger aggregates are thoroughly covered complete all as specified and directed, including taking down cement plaster and racking out joints, hacking for key scrubbing down with water etc, complete all specified and directed by Engr-in-Charge.

Supply only liquid water proofing compound as per manufacture instructions.

M&L for Rendering 15mm thick in CM 1:4 on brick work, concrete, R.C.C. Surfaces on mumty, parapet or similar surfaces at any height finished even and fair without using extra cement of, up to height 12 metre including taking down complete all as specified and directed by Engr-in-Charge.

M&L Two coat of Cement Base Paint on newly/ old plastered surface on wall / ceiling over a coat of primer including preparation of new or old surface complete all as specified and directed by Engr-in-Charge.

S&F repair Rotational moulded polyethylene water storage tanks lid with clips, screws locking device complete for 500 litre tanks capacity complete all as specified and directed by Engr-in-charge.

S&F in repair PVC (SWR) pipes 110mm dia Single socketed, in any length with rubber ring joints fixed to walls, laid in trenches, floors etc complete all as specified and directed by Engr-in-charge.

S&F in repair for 110mm PVC (SWR) Tee & branch pieces equal and unequal.

S&F in repair for 110mm PVC (SWR) bends any radius.

Taking up or down GI steel/ Kitek tubing 15 mm with connections or fittings from wall, ceiling, floor etc

Taking up or down GI steel/ Kitek tubing 20 mm with connections or fittings from wall, ceiling, floor etc

S & F GI water tubes, 15 mm bore medium grade, galvanized with all GI/Kitek fittings, tank Nipple etc, and fixed complete to walls, ceiling or laid in floors, complete all as specified and directed by Engr-in-charge.

S & F GI water tubes, 20 mm bore medium grade, galvanized with all GI/Kitek fittings, tank Nipple etc and fixed complete to walls, ceiling or laid in floors complete all as specified and directed by Engr-in-charge.

S & F in repair rotational moulded polyethylene water storage tank (Cylindrical vertical with close top), HDPE, triple layered with ISI marked of 500 ltrs capacity with inlet & outlet connections, including 20mm dia PVC float valve with ball & all fittings, tank nipple 150 mm long with washer & plug, with tank lid having locking arrangement hoisted and fixed in position complete all as specified and directed including dismantling existing water storage tanks (RCC/PVC) of capacity upto 500 litre.

S & F in repair rotational moulded polyethylene water storage tank (Cylindrical vertical with close top), HDPE, triple layered with ISI marked of 1000 ltrs capacity with inlet & outlet connections, including 20mm dia PVC float valve with ball & all fittings, tank nipple 150 mm long with washer & plug, with tank lid having locking arrangement hoisted and fixed in position complete all as specified and directed including dismantling existing water storage tanks (RCC/PVC) of capacity upto 1000 litre.

S&F in repairs Ball valves high pressure PTMT ISI marked, with epoxy coated alluminium rod and high density plastic ball screwed for iron pipe of 15 mm bore (minimum weight 210gm) fixed in repair complete all as specified and directed by Engr in Charge.

S&F in repairs Ball valves high pressure PTMT ISI marked, with epoxy coated alluminium rod and high density plastic ball screwed for iron pipe of 20mm bore (minimum weight 210gm) fixed in repair complete all as specified and directed by Engr in Charge.

S&F in repairs Gun-metal, globe or gate valves, with iron wheel head, 20 mm bore screwed both end for iron pipe, and fixed in repairs complete all as specified and directed by Engineer-in-Charge.

Demolition of brick work built in cement mortar incl all quoins, arches, pillar etc., complete including removing the waste materials to a distance of 500 meters complete all as specified and directed by Engr-in-Charge.

Brick work with sub class 'B' old size bricks straight or curved on plan exc 6m mean radius in cement mortar 1:4 for working height up 03 storeyed building complete all as specified and directed by Engr-in-Charge.

All as per item No. 32 here-in-before but except bricks.

Demolition of roofs, floors (other than ground floors), beams staircases, landing, chajjas, and similar suspended work at any height complete all as specified and directed by Engineer-in-Charge.

Formwork to chullah hoods, chajjas, facia, troughs and similar, items including edges, including stagging and scafolding up to 10 metre height, complete all as specified and directed by Engr-in-Charge.

M&L for Reinforced cement concrete (Nominal mix) 1:2:4 type B1 (using 20mm graded crushed stone aggregate) as in chajjas, facia etc shelves and the like, at any height, complete all as specified and directed by Engr in Charge.

Mild steel 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 0.9mm dia or securing with clips, complete all as specified and directed by Engr in Charge.

M&L for disconnecting of PVC tank of capacity 500 Ltrs & upto 1000 Ltrs for tank cleaning all as specified and directed :- a) Dewatering & removing all settled silt, scale & dust from inside of tanks using coconut brush manually and applying bleaching powder and allowed to rest for 1 hour. b) Cleaning & rinsing the tank using fresh water to wash out complete and allowed to dry for 30 mins. c) Writing letters of 7 cm height using synthetic enamel paint (white colour) to mention date of cleaning incl rubbing out old letters written over the tank d) Refixing the tank in same position or raised/lower height after cleaning or water proofing treatment (as may necessary) complete all as directed by engr-in-charge. Note :- Water proofing treatment, PCC bench, pipes if required to be replaced shall be measured and paid separately under relavent items.

Dismantling of precast cement concrete louvres and jallies from shaft portions, any thickness up to height 10 metre & making good the surface with CM 1:4, including necessary scafolding/form work etc, complete removing from site, complete all as specified and directed.

Dismantling of cast iron or reinforced concrete drain pipes, any size, jointed in cement mortar and taking out of trenches/ wall/ floors, complete all as specified and directed.

S&F 100 mm cast iron soil waste and vent pipe, sand cast pipes in any length with or without ears jointed with cement mortar (1:3) laid in trenches or in floors or on wall fixed, with clamps of MS flat iron of size 25x3mm thk with necessary nutbolts complete all as specified and directed by Engr-in-Charge.

All as per item No. 41 here-in-before but 75 mm.

Fixing only 100 mm cast iron soil waste and vent pipe in floors or on wall, (retrived from item No 40 here-in-before above) including cleaning and fixing with clamps of MS flat iron of size 25x3mm thick with necessary nutbolts, complete all as specified and directed by Engr-in-Charge.

All as per item No. 43 here-in-before but 75 mm.

S&F 100 mm cast iron bends in repairs complete all as specified and directed by Engr-in-Charge

All as per item No. 45 here-in-before but 75 mm.

Note :- Amount of credit of Rs. 52895.00 for retrieved materials is mentioned in Schedule of Credit of tender documents in pdf form which will be deducted offline while acceptance of tender.

SUDESH ENTREPRISES (BID ID -3466175)