Annual Maintenance Repair and cleaning of sewage line, Septic tank, manholes,Soak Pit, at certain units residential area GE (AF) Borjhar

Amount

Dismantling of brick work or stone/boulder, masonry, built in cement mortar or cement lime mortar including all quoins, arches, pillars etc but exceeding ashlar facing and pre-cast concrete articles complete all as specified and as directed

Demolition of cement concrete ,un-reinforced in ground floors and paving not exceeding 15 centimetre thickness, below or above ground level complete all as specified and as directed.

Demolition of cement concrete ,(reinforced) of any description and in any position not otherwise specifically provided for (reinforcement cut as required to facilitate demolition) complete all as specified and as directed.

Demolition and breaking up drain pipes (slat glazed ware, AC or reinforced concrete) set in cement mortar , in 150 mm internal dia complete all as specified and as directed.

All as per Serial Item No 4 herein above but 100 mm bore -ditto-.

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

Excavation in trenches not exceeding 1.50 metre wide and not exceeding 1.50 metre depth for foundation, manhole etc not exc 10 Sqm on plan and not exc 1.5 metre in depth including getting out in soft/loose soil complete all as specified and as directed

Returning, filling in including spreading, leveling watering and well ramming in layers not exceeding 25 centimetre in soft/loose soil complete all as specified and as directed.

Removing excavated surplus soil/material not exceeding 50 metre and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all as specified and as directed

M&L for Salt Glazed Stone Ware drain pipe, grade ‘A’ 100 mm bore laid in trenches and jointed complete all as specified and as directed by Engineer-in-charge.(Excavation and earth work shall be measured and paid separately).

All as per Serial Item No 10 here-in-after above but 150 mm bore pipe

M&L 100 mm thick Concrete bed to drain pipes in cement concrete 1:4:8 type D-2 using 40 mm graded stone aggregate including packing under and haunching against the sides of pipes after they are laid and tested for 100 mm bore pipe complete all as specified and as directed

M&L Plain Cement concrete type D-2 1:4:8 using 40 mm graded stone aggregate as in foundation filling and mass concrete complete all as specified and as directed.

M&L Plain cement concrete 1:3:6 type C-2 using 20 mm graded stone aggregate as in surface channel, drain complete all as specified and as directed.

M & L forming fair finished channel n exc 40cm girth using extra cement complete all as specified and as directed.

M&L for Brick work with sub class ‘B’ bricks, straight or curved on plan exceeding 6 metre means radius built in cement mortar (1:4) complete all as specified and as directed by Engineer-in-charge.

M & L rendering 15 mm thick on fair faces of brick work or concrete surface in cement mortar 1:4 mixed with WPC as per manufacturer's instruction and finished the surfaces even and smooth without using extra cement complete all as specified and as directed (Note:- WPC will be measured and paid for separately.

M&L 15mm thick rendering in cement mortar (1:6) on brick/concrete surfaces of walls, finished even & smooth surfaces without using extra cement complete all as specified.

Supply only integral water proofing compound as per latest IS specification complete all as specified.

M & L for preparation of new plastered surfaces of walls and applying two coats of cement base paint complete all as specified and as directed.

M&L for preparing of new plastered/ concrete surfaces of wall etc and applying two coats of oil bound distempers including a coat of primer with alkali resistant complete all as spicified and directed.

M&L Pre-cast cement concrete cover slab for manhole and drain cover in plain cement concrete 1:2:4 type B-1, (using 20 mm graded stone aggregate) set in cement mortar 1:4 with plain faces complete all as specified and as directed

M&L for Mild steel TMT bars 6 to 8mm dia, cut to length, bent to shape required, including cranking, bending, spirally for hopping for columns, hooking ends, and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips quality Fe-500 conforming to IS -1786-1985 complete all as specified and as directed by Engineer-in-charge.

Cutting into existing manhole, 100 mm bore pipe, for connecting new drains making good to pipe and removing cutting out existing benching for and forming branch channel in cement concrete 1:2:4 type B-1 using 20 mm graded stone aggregates, smooth finish and re-forming benching complete all as specified and as directed

All as per Srl Item No 24 here-in above but for 150 mm bore pipe

Cleaning sewage line of 100 mm bore pipe and removing the blockage by means of rodding with and including bamboo splits/flexible iron wire or concrete malacces rods from manhole to manhole, through pipes from trap to manhole, rendering the system clear and flushing the delogged line with sufficient quantity of water in foul position and removal of sludge / liquid mud or any other obstruction material and deposting out of MOD land with help of covered container and burried in pit & covered with 15 Cm layer of soil complete all as specified and as directed by the Engr-in-Charge. (Note :- The cost for excavation and earth work for pits is deemed to be included in the unit rate).

All as per Serial Item No 26 herein above but line of 150 mm bore pipe-ditto-.

Supply and fixing in repair SWG gully traps square type size (150x100)mm complete all as specified and directed. .

Taking down/removing gully trap covers from waste pipes of kitchen and bathrooms, removing blocked waste materials cleaning and re-fixing the gully trap covers complete all as directed.

Cleaning manhole by taking out sludge in semi liquid/solid stage (incl. all water etc) from inside of manhole of depth not exceeding 1.5 m and removing the sludge to a distance not exceeding 50m depositing in trenches including supply and sprinkling bleaching powder and covering sludge with earth to a thickness not less than 30 cm including all earth work, returning filling, removal of surplus soil & necessary temporary cleaning as directed by the Engineer-in-Charge.

All as per item 30 here-in-before but depth exceeding 1.5m.but n.exc 3m deep.

Cleaning of septic tank 100 users capacity in running/flowing order without disturbance by removal of all blockage of any type mechanical device system by municipal corporation of Guwahati and making fully functional at any location and at any floor in the area covered by AF Stn mountain shadow Area complete all as specified and directed by Engineer-in-Charge :----The following elements are included in the unit rate of this item:--- (a) Working in foul conditions/positions.(b) Making good the disturbed position of any during the cleaning.(c) Removing sludge/waste material/liquid / mud/dirt/silt or other obstruction taking out through container/tanker to a distance exc 5Km and disposal off out off MOD land or as directed by Engr-in-Charge. (Note: - (i) The scope of work comprises of cleaning, removing blockages of various item mentioned therein the entire AF Stn mountain shadow (ii) Cleaning shall be carried out by authorised municipal corpoartion, Guwahati and necessary certificate shall be submitted during payment of RAR/FB.

All as per item 33 here in before but for cleaning of septic tank 50 users up to any depth. complete all as directed by Engineer-in-Charge.

All as per item 33 here in before but for cleaning of septic tank 25 users up to any depth. complete all as directed by Engineer-in-Charge.

Cleaning of septic tank 200 users capacity in running/flowing order without disturbance by removal of all blockage of any type mechanical device system by municipal corporation of Guwahati and making fully functional at any location and at any floor in the area covered by AF Stn mountain shadow Area complete all as specified and directed by Engineer-in-Charge :----The following elements are included in the unit rate of this item:--- (a) Working in foul conditions/positions.(b) Making good the disturbed position of any during the cleaning.(c) Removing sludge/waste material/liquid / mud/dirt/silt or other obstruction taking out through container/tanker to a distance exc 5Km and disposal off out off MOD land or as directed by Engr-in-Charge. (Note: - (i) The scope of work comprises of cleaning, removing blockages of various item mentioned therein the entire AF Stn mountain shadow (ii) Cleaning shall be carried out by authorised municipal corpoartion, Guwahati and necessary certificate shall be submitted during payment of RAR/FB.

M&L cleaning of soak well by pumping or any suitable means dia of soak well exceeding 2.50 m and n. exc 3.00 and depth not exc 3.00 complete all as directed by Engr-in-Charge.

Cleaning to blocked floor/nahani trap and CI/PVC pipe upto 1st manhole and removing all siltresidue sludge both organic and inorganic nature including any type of foreign materials and removing waste material /sludge etc to a distance exc 50m and disposal off out off MOD land or as directed by Engr-in-charge and sealing the sides of traps in bathroom/kitchen using Aqua TS of Aqua shield water proofing or equivalent and making good the disturbed position of any during the cleaning to entire satisfaction of Engr-in-charge complete all as specified and as directed by Engr-in-charge

Cleaning to blocked WC trap and CI/PVC pipe upto 1st manhole and removing all silt, residue sludge both organic and inorganic nature including any type of foreign materials and removing waste material /sludge etc to a distance exc 50m and disposal off out off MOD land or as directed by Engr-in-charge and sealing the sides of traps in bathroom/kitchen using Aqua TS of Aqua shield water proofing or equivalent and making good the disturbed position of any during the cleaning to entire satisfaction of Engr-in-charge complete all as specified and as directed

Taking down 110/75mm bore AC/PVC rain water,soil & waste pipe etc from trench/wall/ceiling including fittings & fixture complete all as specified and as directed by Engineer-in-charge.

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

S&F in repair 75mm PVC(SWR) dia pipes single socketed in any length with rubber ring joints fixed to walls complete all as specifiec and as directed by Engineer-in-charge.

S&F in repair 75mm bore PVC(SWR) bends any radius with access door as in repair complete all as specified and as directed by Engineer-in-Charge.

S&F in repair 110mm bore PVC(SWR) bends any radius with access door complete all as directed

S&Fin repair 110mm bore PVC(SWR) branch piece, double (double'Y') equal or unequal with access door complete all as directed

S&F in repair 110mm bore PVC(SWR) junction double (double T) equal or unequal with access door complete all as directed

S&F in repair 110mm bore PVC(SWR) bends any radius complete all as directed

S & F for 75 mm Cast iron floor trap, with grating including jointing to waste pipe fixed in cement concrete type B1 (1:2:4) using 20mm grades stone aggregate complete all as specied and directed by Enr-In-Charge.

All as per item No 47 above but 100 mm

S&F in repairs vitreous china squatting pan (Orissa pattern) water closet (white) of size 580x440mm with integral foot rests, 'P' or 'S' trap, including connection to trap and flushing pipe, antisyphonage pipe etc including provision of PCC (1:5:10) type E2 in filling, making good to floor, complete all as specified.

S & F Vitreous china wash hand basin ,white flat back of size 550x400mm including bracket, cutting for pinning in ends of brackets or erecting stands also including brass chromium plated waste coupling 32mm dia, PVC waste pipe of adequate length and dia and PVC connection 15mm size 450mm length with brass CP nuts on both sides, PVC washers, fixed in repairs all as specified.

Supply and fixing in repairs 15mm bore pillar taps cast copper alloy with capstan heads chromium plated screwed down high pressure with long screws shanks and fly nuts complete all as specified and directed.

Supply and fixing PVC valveless symphonic action type low level flushing cistern (ISI marked) of 10 litre capacity including 32 mm dia PVC flush pipe connected to water closet with inlet, ball valve, float and handle as in repair complete all as specified.

S&F in repair Vitreous china wash down water closet (pedestal pattern) white, including plastic WC seat cover white closed pattern with flat bottom and cover mild steel CP hinging device and incl CP jet nozzle hand shower type for EWC and Chromium plated toilet paper holder fixed to wall with CP brass screws, including connection to GI pipe line complete all as directed.

S&F in repair Stop valves,cast copper alloy 15 mm dia fancy type,chromium plated screwed down,high pressure,with capstan handle screwed both ends for iron pipe or for unions all as specified.

M & L rendering 15 mm thick on fair faces of sunken portion of concrete surface in cement mortar 1:4 mixed with WPC as per manufacturer's instruction and finished the surfaces even and smooth without using extra cement complete all as specified and as directed (Note:- WPC will be measured and paid for separately.

M&L for preparation of new plastered surface of sunken slab and applying two coats of bitumen 85/25 graded confirming to IS-702@ 1.50 kg/sqm with 150 micron polythene film,black laid in floors complete all as specified and as directed by Engineer-in-charge.

M & L for PCC (1:3:6) type C-1, using 20mm graded stone aggregate mixed with WPC as per manufacturer instructions as in sunken floor, surface finished even & fair without using extra cement complete all as specified and as directed by Engineer-in-Charge.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing) and rubbish off the premises, complete all as specified & directed.

M&L for Non skid ceramic coloured designer joint free tiles 7 to 8 mm thick (Square/rectangular) area of each tile exceeding 0.06 sqm but not exc 0.11 sqm in floors etc set and jointed in neat cement slurry and pointed in white or coloured cement to match the surface over and including 15mm thick screed bed in CM 1:4 complete all as specified and directed.

M&L for glazed ceramic coloured tiles in vertical surfaces 350x250x7mm / 450x350x7mm thick set and jointed in neat cement slurry and pointed in white or coloured cement ot match, over a backing coat 10mm thick in CM (1:4) all as specified and as directed.

Demolition of cement concrete in ground floors and pavings n exc 15cm thickness (below or above ground level) as specified and as directed.

M&L for 75mm thick PCC (1:3:6) type C-2 using 40mm graded stone aggregate as in hardstanding surface finished even and smooth without using extra cement complete all as specified and as directed.

Material and labour for screed bed or bedding layers 15 mm thick in cement mortar (1:6) for laying floor finishes all as directed.

Material and labour for chequered cement concrete tiles 250 mm x 250 mm x 22 mm thick, set, jointed and pointed in neat cement slurry @ 3Kg/Sqm with grey cement and colour pigment in floor all as specified and directed.

M & L 75 mm thick cement concrete 1:3:6, type C-1 using 20mm graded stone aggregate as in plinth protection finishing the surface even and smooth without using extra cement as specified and as directed.

Arpara Trade Agency

G.R CONSTRUCTION