REPAIR, CLEANING AND SERVICING TO SEWAGE DISPOSAL SYSTEM AT PHASE-III (U AND L DAHUNG, DUM DUM NALLA, MH, MES OFFICES and MESSES) AT GE TENGA

Demolition and breaking up drain pipe (SGSW) set in cement mortar of 100mm bore including PCC benching complete all as specified and directed.

S&F PVC (SWR) pipe 110 mm bore single socketed, in any length with rubber ring joints, laid in trenches, wall or in floors complete all as specified and directed.

S&F in repair, PVC (SWR) pipe 75 mm bore, single socketed, in any length with rubber ring joints, laid in trenches, wall or in floors complete all as specified and directed.

S&F in repair, PVC bends any radius 110 mm bore complete all as specified and directed.

S&F in repair, PVC bends any radius 75mm bore complete all as specified and directed.

Excavation in trenches n.exc 1.5 m wide and n.exc 1.5 m deep for foundation and getting out in hard/dense soil complete all as specified and directed.

All as per item No 6.00 above, but exc. 1.5 m but n.exc 3.00 m in depth complete all as specified and directed.

Returning filling in including spreading, levelling, watering and well ramming in layers n.exc 25 cm thick, in hard/dense soil complete all as specified and directed.

Removal of surplus soil of distance n.exc 50 m and depositing where directed at a level n.exc 1.5 m above the starting point complete all as specified and directed.

Demolition and breaking up drain pipe (SGSW) set in cement mortar of 150 mm bore complete all as specified and directed including PCC benching complete all as specified and directed.

S&F PVC (SWR) pipe 150 mm bore single socketed, in any length with rubber ring joints, laid in trenches, wall or in floors complete all as specified and directed.

M&L for reinforced concrete pipe, class NP2,150mm dia laid and jointed complete with collars complete all as specified and directed.

M&L cement concrete, 1:3:6, type C-2 (using 40 mm graded stone aggregate) to bed of drain pipes including packing under and haunching against the sides of pipes, after they are laid and tested for 150 mm bore pipe complete all as specified and directed.

Cleaning of blockage EWC/IWC/urinal/bathroom & kitchen, including gully trap, nahani trap & removing of sludge/soil/waste to a distance exc 100mtr & testing for proper working after complete all as specified and directed.

Cleaning of SGSW/PVC/AC/CI pipe line 100/110/150/160 mm bore size by roding or by pressure pump completely excluding connected manhole, any depth & removal of sludge etc to a distance as specified under particular specification Note: Cleaning of man holes between sewage lines are included in the item, nothing extra will be paid on this account.

Dewatering of Septic tank soakage well and manhole of any depth in any position by pumping out and removing outside Military/Defence land by mechanical means (trolley mounted) and burying in pits all as directed including digging of pits in any type of soil and covering pits with earth after absorption of water and including providing and spreading required quantity of bleaching powder around the pit or dispose of waste material as per state protocol and washing the top of septic tank & soakage wells and surrounds with fresh water and sprinkling lime to make hygienic complete all as specified and directed by Engr-in-Charge.

De-sludging of septic tank of any capacity including connected intercepting chamber, manhole shaft, sludge chamber & filter beds of any description and in any position by pumping out and removing of sludge outside Military/Defence land by mechanical means (trolley mounted) and burying in pits all as directed including digging of pits in any type of soil and covering pits with earth after filling of sludge and including providing and spreading required qty of bleaching powder or dispose of waste material complete as per state protocol, including taking down of slab cover and placing the same in existing position complete all as specified and directed by Engineer-in-Charge.

Demolition of brick work or solid block/stone boulder masonry, built in CM including all quoins, pillars etc. complete all as specified and directed.

M&L for providing precast cement concrete block masonry, 1:3:6, type-C1 (using 20mm graded crushed stone aggregate) solid blocks exceeding 10cm in width and set in cement mortar (1:4) complete all as specified and directed.

Demolition of precast reinforcement cement concrete in ground floor and paving n.exc 15cm thickness (below or above ground level) complete all as specified and directed.

M&L precast cement concrete, 1:2:4, type B1 (using 20mm graded stone aggregate) in cover slab for manhole and similar articles with plain faces and set in CM 1:6 complete all as specified and directed.

S&F mild steel TMT bars 8 mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips (TMT) complete all as specified and directed.

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

M&L for rendering 15mm thick on fair faces of brick work or concrete surfaces in CM 1:4 and finished the surface even and smooth without using extra cement complete all as specified and directed.

Demolition of Concrete of any description and in any position not otherwise specifically provided for complete all as specified and directed.

M&L for PCC, 1:4:8, type D2 (using 40mm graded stone aggregate) as in foundation filling and mass concrete etc. complete all as specified and directed.

M&L for PCC 1:2:4 type B-1 (using 20 mm graded curshed storne agg) as in coping/bunching and similar work complete all as specified and directed.

S&F in repair vitreous china orissa pattern size 580mmx440mm white with 'P' or 'S' trap front or back inlet and foot rest any pattern complete all as specified and directed.

S&F in repair Vitreous china wash down water closet pan (Pedestal pattern) with matching seat cover, excluding fixing bolts, flushing cister and flush pipe completeall as specified

S&F in Repairs of Sigle piece European water closet white colour with soft seat cover, 5D Powerful syphonic flushing system and rimless bowl, size 67x36x74.5 cm complete all as specified and directed

S&F in rep PVC (SWR) floor trap, 75mm dia outlet, plain with grating incl jointing with solvent cement.

S&F in repairs 10 ltrs capacity PVC valveless syphonic action type flushing cistern low level white with inlet ball valve, float, chain and pull and brackets etc complete.

M&L for Reinforced concrete pipes, class NP2, 450mm dia laid and jointed complete with collars complete all specified and directed.

M&L cement concrete 1:3:6 type C-2 (using 40 mm graded stone aggregate) to bed of drain pipes including packing under and haunching against the sides of pipes, after they are laid and tested for 450 mm bore pipe complete all as specified and directed

M & L for PCC (1:2:4) type B-2 (40 mm graded stone aggregate) Cement concrete in surface channels and drains with WPC 3% by weight of cement complete all specified and directed

Supply only Integrated water proofing compound

M&L for Rendering 20mm thick on fair faces of brick work or concrete surface in cement plaster 1:4, with WPC 3% by weight of cementfinished even and smooth without using extra cement completed all as specified and directed.

M&L for Reinforcement cement concrete type B1 1:2:4(20mm Graded aggregate) in Slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like completed all as specified and directed.

S&F of flat Formwork to soffits of suspended slabs such as roof slabs, floor slabs, landings and similar work; not exceeding 200mm thick (Horizontal or sloping) complete all as specified and directed.

M&L for flat Formwork to faces of Baffle walls, retaining walls, abutments, parapets and staircase railings and similar work including attached pillasters, buttresses, etc.; vertical or to batter complete all specified and directed

M&L for Reinforcement cement concrete type B1 1:2:4 using 20mm graded aggregate in Walls, retaining walls, basementwalls, ballast walls and the like;any thickness; above top of footings; including attached pilaster and buttresses complete all as specified and directed.

M&L for Bands, straps, supports or stays for rainwater, ventilating pipes, including bolts, if required: hooks (stay), heavy, for large gates; hook and pintle hinges: large hasps and staples; chains; hand made sliding bolts; clamps; hold fasts; wall ties; hooks for hanging fans; plain angle cleats for securing purlins to wood trusses or rafters; knee piece inserts; two way and three way straps, plate washers and similar small articles conforming to Fe-290 Gde-E-165 complete all as specified and directed.

S&F Mild steel bars 10 mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for Iron steps Fe-410-W (Gde.E-250) quality-A orFe 290 (Gde -E-165)complete all specified and directed.

M&L for Loose filling with broken bricks of gauge 80 to 150 mm in soakage pits, soakage wells complete all as specified and directed.

S&F PVC Vent cowl of 110 mm dia complete all specified and directed

M & L 100mm thick cement concrete type C2 (1:3:6) using (40mmgraded aggr.) as in sub base complete all as specified and directed.

M&L for 20mm thick screed bed or bedding layer in CM (1:6) for laying floor finishes.complete all as specified and directed.

M&L for Chequered cement concrete tiles 200x200x25mm/300x300x25mm etc. set and jointed and pointed in neat cement slurry in floor with grey cement and pigment all as directed.

S&F PVC Vent cowl of 75 mm dia complete all specified and directed

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing).complete all as specified and direcetd.

M & L for 10mm thick rendering in CM 1:4 on fair faces of brick work or concrete surfaces finished rough to receive tiles complete all specified and directed

M&L for coloured Glazed ceramic tiles in vertical surface 350x 250x 7mm/ 450X 350X 7mm thick set and jointed in neat cement slurry and pointed in white or colour cement to match comnplete all as specified and direected.

M&L for PCC 1:2:4 type B-1 using 20mm graded stone aggragate as in subbase 40 mm thick complete all specified and directed by engr in charge.

M&L for 15 mm thick screed bed in CM 1:6 for laying floor tiles.complete all as specified and directed.

M&L for Non-skid ceramic coloured tiles 7 to 8 mm thick (square/rectangular) area of each tile exceeding 0.06 sqm but not exceeding .11 sqm, in floors etc set and jointed in neat cement slurry and pointed in white/coloured cement to match the shade.

NOTE :- The entire contract shall be operated for the period of 09 months from the date of acceptance. The work shall be executed on the requirement basis as directed by Eng-in-charge during currency of contract. It will be the responsibility of contractor to maintain the sewage system functional throughout contract periods irrespective of value of work that may be ordered during the period of contract.The contractor or his authorised representative shall report to Engineer-in-charge (or the person deputed by him) at 9:00 hours daily to receive the complaints pertaining to cleaning of sewage lines. The Engineer-in-charge will issue Job Card to attend the complaints and the Job Card shall be returned by the contractor to the Engineer-in-charge on the given date and time after attending the complaints. The Job Card should bear user‟s signature of satisfactory completion of complaints. In case contractor or his authorised representative fails to report to Engineer-in-charge at 9:00 hours daily to receive the complaints pertaining to cleaning of sewage lines, the contractor shall be liable to pay the penalty @ Rs 1500/- per day and similarly he fails to attend the complaints pertaining to cleaning of sewage lines, the contractor shall be liable to pay the penalty @ Rs 500/- per day per complaint. In case of any dispute regarding imposition of penalty, the decision of Accepting Officer shall be final and binding.

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