CLEANING REPAIRS OF SEPTIC TANK MANHOLES AND SEWAGE LINE UNDER AGE B R I AT GE DSSC WELLINGTON

Amount

Cleaning Man Holes of depth upto 600 mm, any size, removing the clogged mud, musk etc to a distance not less than 50 mtrs and covering under earth etc complete all as specified and as directed including removing and refixing cover slab in position Note: Rate should inclusive of Mechanical cleaning.

Cleaning Man Holes of depth depth exceeding 600 mm and not exceeding 1500 mm, any size, removing the clogged mud, musk etc to a distance not less than 50 mtrs and covering under earth etc complete all as specified and as directed including removing and refixing cover slab in position. Note: Rate inclusive of Mechanical cleaning

Cleaning Man Holes of depth depth exceeding 1500 mm and not exceeding 3000 mm, any size, removing the clogged mud, musk etc to a distance not less than 50 mtrs and covering under earth etc complete all as specified and as directed including removing and refixing cover slab in position Note: Rate inclusive of Mechanical cleaning

Cleaning Man Holes of depth depth exceeding 3000 mm, any size, removing the clogged mud, musk etc to a distance not less than 50 mtrs and covering under earth etc complete all as specified and as directed including removing and refixing cover slab in position

Cleaning/clearing of blockages of Gully/Nahni Trap /IWC/EWC etc… complete all as specified and as directed by Engr-in-charge.

Cleaning of blocked sewage line/soil pipes upto 200 mm bore by manullay or mechanicaly and by using all as specified.

M & L for removing of shurbs or bhuses and vegetation and prepration of ground for excavation for sewage line all as specified and directed by Engr-in-charge.

Excavating in trenches not exceeding 1.50 mtr wide and not exceeding 1.50 mtr in depth for foundation etc and getting out in hard /dense soil all as specified and as directed.

All as per Item No. 8 above but exceeding 1.5m and not exceeding 3.0 M deep in soft /loose soil all as specified and as directed.

Returning filling in including spreading, levelling, watering and well ramming in layers not exceeding 25 cm all as specified and as directed.

Removing excavaed materials not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting points (soils).

Demolition and breaking upto 200mm bore drain pipes ( SGSW /AC or reinforced concrete) set in cement concrete.

M&L 200 mm bore PVC(SWR) Pipe laid and jointed completed all as specified and as directed.

M&L 160mm bore PVC(SWR) Pipe laid and jointed completed all as specified and as directed.

Concrete bed to drain pipes including packing under, and haunching against the sides of pipes after they are laid and tested in cement concrete 1:3:6 type C-2 for200 mm bore of pipe, complete all as specified.

Concrete bed to drain pipes including packing under, and haunching against the sides of pipes after they are laid and tested in cement concrete 1:3:6 type C-2 for 160 mm bore of pipe, complete all as specified.

S & F of 200 mm dia Double wall corrugated pipes of stiffness class SN8 for drainage line complete all as specified and as directed.

S & F of 150 mm dia Double wall corrugated pipes of stiffness class SN8 for drainage line complete all as specified and as directed.

Taking down PVC/CI pipe jointed in cement mortar taking out of wall up to 110mm dia all as specified and directed

S&F 110 mm bore PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls/trenches complete all as specified and as directed.

S&F 110 mm bore PVC (SWR) bends with access door complete all as specified and as directed.

S&F 110 mm bore PVC (SWR) bends any radius complete all as specified and as directed.

S&F 110 mm bore PVC (SWR) branch piece with access door, single (single T) equal or unequal complete all as specified and as directed.

S&F 75 mm bore PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls complete all as specified and as directed.

S&F 75 mm bore PVC (SWR) bends with access door any radius complete all as specified and as directed.

S&F 75mm bore PVC (SWR) bends any radius complete as specified and as directed.

S&F 75mm bore PVC (SWR) junction single, (Single T) equal or unequal with access door complete as specified and as directed.

S&F 110mm bore PVC (SWR) junction single, (Double Y) equal or unequal with access door complete as specified and as directed.

S&F 110mm bore PVC (SWR) junction single, (Single Y) equal or unequal with access door complete as specified and as directed.

S&F 110mm x 75 mm bore PVC (SWR) reducers complete all as specified and as directed.

S&F 75mm bore PVC (SWR) vent cowl complete as specified and as directed.

S&F110 mm bore PVC (SWR) vent cowl complete as specified and as directed.

S & F in repair, vitreous china squatting pan (Orissa Pattern) of size 580 x 440 mm white with integral foot rest, incl 'P' or 'S' trap & front or back inlet including demolition and fixing new tile complete all as specified

Demolition of floor &hearth wall tiling including cement motar bedding of any description laid bedded and pointed complete all as specified and directed.

Material and labour for coloured light shade vitrified tiles 600 x 600 x 8 to 10 mm size as in flooring set and jointed in neat cement slurry and pointed in coloured cement to match, on flooring,skirting all as specified and as directed.

M&L Screed bed or bedding layer of mortar 15 mm thick for laying floor finishes in CM 1:6 all as specified and as directed. .

S/F In repairs for removal of old PVC/cast iron loor trap incl wall crossing pipe and fixed with new outlet 75mm pvc (swr) floor trap with stainless steel grating and new wall crossing and filling with pcc 1:2:4 with water proofing compound including matchng with existed tile and joining with outer pipe line with solvent all as specified and directed by Engg in Charge.

Demolition of brick work/pre cast concrete article built in cement mortar all as specified and directed by Engr-in-Charge

Material and labour for precast cement concrete solid building blocks masonary exc 10 cm in width and setting in mortar 1:4 type C-1 1:3:6 (20 mm graded agregate )

Taking down cement plaster of any descreption and in any position of brick or concrete surfaces & racking out joints hacking for key, scrubbing down with water etc all as specified and directed

Material and labour for 15 mm thick rendering in cement mortar 1:4 using water proofing compound on brick/concrete surfaces, finished even and smooth with out using extra cement Note:- Supply only water proofing compound shall be paid and measured seperately.

Material and labour for 20 mm thick rendering in cement mortar 1:4 using water proofing compound on Stone surfaces, finished even and smooth with out using extra cement Note:- Supply only water proofing compound shall be paid and measured seperately.

Supply only Liquid water proofing compound.

M&L for preparation of new surfaces, of plastered surface of walls and applying two coats of Wheather coating external emulsion over a coat of primer to be approved applicator of the manufacturer of the paint complete all as specified and as directed.

Material and labour for 15 mm thick rendering in cement mortar 1:6 on brick/concrete surfaces, finished even and smooth with out using extra cement.

M & L for chequered cement concrete tiles 300 x 300 x 25 mm thick, set, jointed and pointed in neat cement slurry in floors with grey cement and no pigments of required colour laid over and including 20mm thick screed bed in CM (1:6) all as specified and as directed.

Material and labour for hard core of broken stone or boulders n.exc 63 mm deposited, spread and levelled in layers n.exc 15cm thick,water and rammed to a surface complete all as specified.

M&L 75mm thick PCC 1:4:8 type D2 (40 mm graded aggregate) as in Sub base floor finished even and rough to receive the top layer

M&L 75mm thick Plain Cement Concrete type C-1, 1:3:6 (20mm graded stone aggregate) as in floors, etc. finished even & fair without using extra cement complete as specified and as directed.

Demolition of rerinforced cement concrete of any description and in any position

Material and labour for Precast RCC cover slab ( for manholes )CM 1:2:4, type B1, using 20mm graded stone aggregate with plain faces including setting in CM 1:4.

Material and labour for TMT bars, 6 to 8mm dia cut to length bent to shape required including cranking, hooking ends and binding with mild steel wire annealed not less than 0.9mm dia.

Demolition of cement concrete(unreinforced) in ground floor and paving exceeding 15 cm thickness below or above ground level .

Cutting into existing manhole for connecting new drain pipes of 150 mm internal dia, making good to pipes and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cement concrete 1:2:4 type B1 smooth finished, and reforming benching as required

Cutting into existing manhole for connecting new drain pipes of 200 mm internal dia, making good to pipes and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cement concrete 1:2:4 type B1 smooth finished, and reforming benching as required

Material and labour for Plain cement concrete 1:2:4, type B1, using 20mm graded stone aggregate as in coping/benching including necessary form work.

Cleaning of the septic tank of any capacity including dewarering and desludging inlet chambers by mechanical vechical mounted removing the waste material and sludge to a distance exceding 500 Mtr and depositing in the borrow pits all as specified and directed by Engr-in -charge.

K.AYYAPPAN (BID ID -3273837)

SIVAN BUILDERS (BID ID -3273733)

SREE CONSTRUCTIONS (BID ID -3273943)

JK BUILDERS (BID ID -3273673)

GMS Builders (BID ID -3273832)

KGP BUILDERS (BID ID -3273951)

VVM CONSTRUCTIONS (BID ID -3274135)

AR Mohamed Yakub and Co (BID ID -3273992)