ROOF TREATMENT TO CERTAIN BLDGS AT HARNI AT AF STN BARODA

Amount

M&L for taking down existing water proofing treatment (WPT) of any description from roof surfaces alongwith tiles if any incl desmantling of existing PCC/plaster surfaces and roughening of concrete surfaces cleaning and wahsing down the surfaces with water and removing rubbish to out side MD land as directed by Engr-in-Charge. Note :- Felts and cement plaster/tiles etc shall be measured as one layer only.

M&L for 15 mm thick screed bed or bedding layer in CM 1:4 over roof surfaces without using extra cement with using water proofing compound (WPC) as directed Note:- WPC shall be measured and paid seperately under respective item.

M&L for applying cold bituminous primer @ 0.30 ltr/Sqm confirming to IS-3384 and laying APP polymer modified fiber glass reinforced membrane 3mm thick weight not less than 3.5kg/sqm (modified bituminous water proofing membrane ) with plain finish with polystere base reinforcement, sealing all over with lap of 75mm in length side and 100mm on width side of membrane by torching the same and including applying a coat of bituminous aluminium paint @ 100 gms/sqm all as per manufacturer instructions complete all as specified and directed .

Note:- (a) Rate quoted deemed to be inclusive of cleaning of surface to be treated properly to receve the primer and all as directed by the Engr-in-Charge. (b) Necessary guarantee certificate shall be given by contractor for 10 years from the date of completion of work. (c) APP membrane treatment shall be done firstly at corners and junction of parapet wall 30cm on verticle position and 30cm on horizontal position shall be done with proper attention and work carried out by authorised applicator only. Main portion of roof treatment shall be commenced only on completion of corners/ edges/ junctions. (d) APP membrane shall be taken upto outside of the parapet wall to an extent of 150mm minimum. (e) Ensure while laying the treatment no bulging on surface/voids shall be found and proper care/attention be given for the treatment. (f) If any work executed at site without any authorised applicator, the same shall be rejected and no payment shall be made. (g) Contractor shall produce the certificate from the manufacturer for the authorised applicator before commencement of work.

M&L for cement concrete type B-0 1:2:4 (using 12.5mm graded stone aggregate) (in roof slabs) laid to slope 1:30 in padding for WPT over roof slab complete all as specifed and as directed.

M&L for providing cement concrete type B-0 1:2:4 (using 12.5mm graded stone aggregate) in cover fillets at junction of roof slabs and parapets wall, RCC chajja coping and similar work as directed by Engr-in-charge with using WPC complete. Note : WPC will be measured and paid separatly

Disconnecting existing water tanks (PVC/RCC) exc 250 ltr & n.exc 500 ltr capacity, setting aside (or lowring if required ) for repairs, cleaning etc and hoisting if required , reconnected including cleaning and removing all scale and dirt, etc, from tanks and from mouths of circulating pipes, etc complete all as specified and directed.

Disconnecting existing water tanks (PC/RCC) exc 500 ltr & n.exc 1000 ltr capacity, setting aside (or lowring if required ) for repairs, cleaning etc and hoisting if required , reconnected including cleaning and removing all scale and dirt, etc, from tanks and from mouths of circulating pipes, etc. complete all as specified and directed.

Demolition of brickwork or stone/boulder masonry built in cement mortar incl all quoins, arches pillars etc but excluding ashlar facings complete all as specified and directed.

S&F Rotational moulded polye­thylene water storage tanks 500 ltr capacity (cylindrical vertical with closed top) hoisted and fixed in position including taking down the existing one complete all as specified and directed.

S&F Rotational moulded polye­thylene water storage tanks 1000 ltr capacity (cylindrical vertical with closed top) hoisted and fixed in position including taking down the existing one complete all as specified and directed.

M&L for brickwork with subclass 'B' bricks, straight or curved on plan exc 6m mean radius built in CM 1:6 complete all as specified and directed.

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

Taking up or down 20mm bore steel tubing and connections, including cleaning for re-fixing or removal to store all as specified and directed

Taking up or down 25mm bore steel tubing and connections, including cleaning for re-fixing or removal to store all as specified and directed

S&F 15mm bore Tubes,'Medium grade' galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors complete all as specified and directed.

S&F 20mm bore Tubes,'Medium grade' galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors complete all as specified and directed.

S&F 25mm bore Tubes,'Medium grade' galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors complete all as specified and directed.

S&F (in repair) 20mm size Ball valves high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed. (Minimum weight 2 0 m m - 2 1 0 g m s) and fixed all as specified and directed

S&F (in repair) 25mm sizeBall valves high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed. (Minimum weight 25mm-455gms) and fixed all as specified and directed

S&F (in repair) 20 mm dia Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed.

S&F (in repair) 25 mm dia Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed.

S&F in repair 20mm GI Nipple suitable for HDPE water tank. (Minimum weight 20mm45gms ) all as specified and directed

S&F in repair 25mm GI Nipple suitable for HDPE water tank. (Minimum weight 25mm- 65gms) all as specified and directed

M&L for complete removal of existing treatment by scraping down completely on brick walls/stone walls/concrete surfaces plastered or unplastered thoroughly, rubbing down, washing with water to the entire satisfaction of Engineer-in-Charge and applying two coats of Cement Base Paint (Colour or shade as approved by GE) over alkali resistant priming coat as per manufacturers instruction complete on wall upto 4th floor including necessary form work cleaning window glasses, joinery, electric fittings, wiring etc of drops and splashes and cleaning premise clean and tidy complete all as specified and directed by Engineer-in-Charge.

M&L for complete removal of existing treatment on wall/ceiling surfaces by scraping down completely on brick/stone walls/concrete surfaces thoroughly, rubbing down washing with water to the entire satisfaction of Engineer-in-Charge and applying two coats of exterior ACRYLIC Emulsion paint (Colour or shade as approved by GE) over and including a coat of primer as per manufacturers instruction complete including cleaning window glasses, joinery, electric fittings, wiring etc of drops and splashes and cleaning premise clean and tidy including necessary steel scafolding upto 4th storey.complete all as specified and directed by Engineer-in-Charge.

M&L, Preparation of old plastered ceiling surfaces and applying two coat of white wash complete all as specified and as directed

Supply only Integral waterproofing compound

Gayatri Associates

M/s. RAMESH NARHARI VALEKAR