REPAIRS TO SEWAGE LINE INCL CLEANING OF SEPTIC TANKS AND SEWAGE LINE MANHOLES REPAIRS TO DRAINS HARDSTANDING PLINTH PROTECTION PATH BOUNDARY WALL FENCING ETC IN A B D AREA AT NAVAL BASE KOCHI UNDER GENW KOCHI

Amount

Opening the man holes of septic tanks, removing night soil, other sediments, solid waste, and liquid waste in any condition by pumping or any other mechanical means, using sewage sucking truck, cleaning internal surfaces of the tank with clean water and refixing the man hole cover on completion of work, complete all as specified and as directed Notes:- (a) The night soil, other sediments, solid waste, and liquid waste in any condition removed from manhole shall be taken away from respective vicinities and NB(K) Premises on closed containers/conveyance and disposed off out of defence land (b) Disposal of the same shall be the responsibility of the contractor without any extra expenditure to government. Disposal of waste shall be made in accordance with the regulations of local authorities concerned.

All as per item No 1 here-in-before but for manhole of plan area n.exc 1 Sqm and depth upto 0.50m complete all as specified and directed.

All as per item No 1 here-in-before but for depth from 0.50 to 1.00 m complete all as specified and directed.

All as per item No 1 here-in-before but depth more than 1.00m complete all as specified and directed.

All as item No 1 here-in-before for cleaning of sewage line/effluent drains 100mm dia below/above GL complete all as specified and directed.

All as item No 1 here-in-before for cleaning of sewage line/effluent drains 150mm dia below/above GL complete all as specified and directed.

Cleaning of culvert and covered drains of any size incl removal of RCC cover slab and refixing in same position after the cleaning incl necessary minor repairs to wide wall of brick masonry/concrete incl setting and joining the cover slab in cement mortar 1:6 and removing the silt and dirt to a distance exc 200 and n.exc 250 m from starting point and disposed off (span of culvert upto 1m) complete all as specified and as directed

Removing the chokes of WC/bathroom/kitchen traps/drains up to Ist manholes including cleaning of gully traps in single storied/ground floor of multi-storeyed bldgs. complete all as specified and as directed

All as per item No.8 here-in-before but in multi-storey buildings except ground floor complete all as specified and as directed

Notes for item Nos 1 to 9 (a) safaiwala as per requirement will be present on all working days including Sunday from 0900 hrs to 1700 hrs and report to complaint cell for collecting the complaints and all complaints to be attended (except major complaints) within 8 hours. If the minor complaints are not attended on same day a penal recovery of Rs 250/- per complaints shall be effected from the amount due to contractor.

Excavation in trenches n.exc 1.5 m wide and n.exc 1.5 m in depth for foundation, man holes etc and getting out in soft/loose soil complete all as specified and directed.

Demolition and breaking up drain pipes (Salt glazed ware, AC or Reinforced concrete) set in cement mortar, 100mm pipe complete all as specified and as directed

Demolition and breaking up drain pipes (Salt glazed ware, AC or Reinforced concrete) set in cement mortar, 150mm pipe complete all as specified and as directed

Demolition and breaking up drain pipes (Salt glazed ware, AC or Reinforced concrete) set in cement mortar, 300mm pipe complete all as specified and as directed

S&F PVC (SWR) pipes single socketed, in any length with rubber ring joints, laid in trenches or in floors, etc as required, dia of pipe 110mm complete all as specified and as directed

M&L for Reinforced concrete pipes class NP 2 of 150 mm dia laid and jointed complete with collars complete all as specified and as directed

M&L for Reinforced concrete pipes class NP 2 of 300 mm dia laid and jointed complete with collars complete all as specified and as directed

M&L cement concrete bed to drain pipes including packing under, and haunching against the sides of pipes after they are laid and tested; in PCC 1:3:6 type C2 with 40mm graded stone aggregate, dia of pipe 100mm complete all as specified and as directed

M&L cement concrete bed to drain pipes including packing under, and haunching against the sides of pipes after they are laid and tested; in PCC 1:3:6 type C2 with 40mm graded stone aggregate, dia of pipe 150mm complete all as specified and as directed

M&L cement concrete bed to drain pipes including packing under, and haunching against the sides of pipes after they are laid and tested; in PCC 1:3:6 type C2 with 40mm graded stone aggregate, dia of pipe 300mm complete all as specified and as directed

M&L for cutting into the manholes for connecting new drains, making good to pipe 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 B-1 smooth finished, and reforming benching as required of 150 mm bore complete all as specified and as directed

Returning filling in including spreading, levelling, watering and well ramming in layers n exc 25cm thick (Soft/loose soil) complete all as specified and as directed

Removing excavated material to a distance exc 250m but n.exc 500m and depositing where directed complete all as specified and as directed

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

M&L Providing precast cement concrete in cover slabs (for man holes etc.) challah hoods, chajjas, water troughs, shelves and similar articles with plain faces, Type B1 1:2:4 (20mm graded stone aggregate) set in cement mortar 1:6 complete all as specified and as directed. Note:- The reinforcement shall be measured and paid separately. The quoted rate shall be inclusive of rate of formwork.

M&L Mild steel TMT bars 6mm to 8mm 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 as directed

S&F repairs PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls height up to 12 mtr, 75mm bore pipe complete all as specified and as directed

S&F in repairs PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls height up to 12 m, 110mm bore pipe complete all as specified and as directed

S&F PVC (SWR) vent cowl slotted, 75mm complete all as specified and as directed

Destruction of growth of weed plants with roots from on the roof top of bldgs. and the walls of bldg., at any position and height, by completely removing the growth and applying 2.40 'D' oil mixed with Veedol chemical solution and sprayed on and around roots and at places of possible growth of weeds and making good damaged surfaces in cement mortar 1:4 of PCC 1:1 1/2:3 complete all as specified and as directed

S&F in repairs PVC (SWR) floor trap, plain with grating including jointing with solvent cement 75mm complete all as specified and as directed

S&F in repairs PVC (SWR) gully trap 125/110 mm, setting and jointing with solvent cement complete all as specified and as directed

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

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

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

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

S&F in repairs PVC (SWR) branch piece (single Y)equal or unequal, 110mm bore complete all as specified and as directed.

S&F in repairs PVC (SWR) branch piece (single Y)equal or unequal, 75mm bore complete all as specified and as directed

M&L for hume pipe septic tank 25 users capacity incl AC vent pipe, earth work excavation in soft/loose soil, erecting hume pipe septic tank in position, PCC 1:3:6 and all other accessories required such as vent cowl etc and making good the disturbed surface and removing surplus soil and old u/s septic tank, complete incl connecting to the sewer line etc complete all as specified and as directed

Dismantling posts or struts (wood, steel or R.C.C.) any section, including taking out embedded portion and making good disturbed ground complete all as specified and as directed

Excavating in post holes (or similar holes) each n.exc 0.5 cu. m, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm watering, and removing surplus soil to a distance n exc 50 m and making good surface complete all as specified and as directed

M&L plain cement concrete 1:4:8, type D2 using 40mm graded stone aggregate in foundations, filling and mass concrete complete all as specified and as directed.

M&L for Providing reinforced cement concrete 1:2:4, type B-l, (20 mm graded stone aggregate) in precast posts, fencing posts, straining or terminal posts, struts etc. for fencing, average sectional area exc 100 and n exc 250 sq. cm, with or without chamfered angles and flat, splayed, rounded or mitred tops incl necessary formwork complete all as specified and as directed. Note:- The reinforcement shall be measured and paid separately.

M&L for Mild steel TMT bars 6 to 8mm 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 as directed

M&L for TMT bars 5mm dia and over upto and including 10mm dia as in stirrups, spacers, and binders. Complete all as specified and as directed

Taking down concertina coil of any dia and type fixed with steel/iron fittings complete all as specified and as directed

S&F Concertina coil 715mm outer dia in closed condition and stretch to 700mm dia and 8.00m length. The core wire dia shall be 2.59mm galvanised with 240 gm/Sqm of zinc coating, the weight of each shall not be less than 8.57 Kg (plus or minus 5%) and shall contain 50 turns with fixing clips all as shown on drg and as specified Note : The cost of clips is included in the rate quoted against the item) complete all as specified and as directed

S&F in repair Galvanised. 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacings and straining and fixing to any type of standard rails straining bolts, including, securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc. complete all as specified and as directed Note :- Each line wire to be measured.

Dismantling chain link fencing, wire mesh etc any type /size complete all as specified and as directed

S&F PVC Coated chain link fencing (mesh 50mmX50mm Size) nominal dia of wire 300 (including PVC Coating) fixed to fencing posts using suitable bolts and nuts complete all as specified and as directed Note :- ( Nuts and bolts shall be measured separately)

Mild steel screw bolts (machine made) with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square, exc 5cm nexc 10cm 11 to 15mm long ® complete all as specified and as directed

Dismantling structural steel work including doors, gates but excluding framed truss etc complete all as specified and as directed

S&F framed work such as grills, gratings, etc with ends of bars shouldered & or riveted, or forged into spikes, framed guard bars etc & similar work conforming to Fe.290 Gde E-165 complete all as specified and as directed

M&L for MS Framed work conforming to Fe 410 -W (Gde- E- 250) quality- A as in doors or gates of angle or other section with gusset plates, rails, braces, etc., complete, drilled for fixing of steel sheeting or other covering. Doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings and hanging; also fastening and fixing complete all as specified and as directed

M&L for rolled MS work conforming to Fe 410 -W (Gde- E- 250) quality- A as in structural steel members complete all as specified and as directed.

M&L for MS work as in posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe-290 Gde E-165 complete all as specified and as directed

M&L Preparation of new or previously untreated steel surfaces of any description, over 10 cm width or girth, not otherwise described and applying two coats of anti corrosive synthetic enamel paint over a coat of red oxide zinc chrome primer complete all as specified and directed.

M&L preparing old steel surface of any description exc 10cm width or girth and applying two coats of synthetic enamel paint complete all as specified and as directed

Demolition of concrete in ground floors and pavings n exc 15 cm thickness (below or above GL) complete all as specified and as directed

M&L for PCC 1:3:6 type C2 75mm thick in plinth protection, surface to be finished even and fair

M&L for 100mm hard-core of gauge n exc. 63mm broken stone or boulders, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface complete all as specified and as directed

M&L for 75mm PCC 1:4:8 Type D-2 using 40 mm graded stone aggregate as in Sub base flooring complete all as specified and as directed

M&L for Cement concrete Type B2 1:2:4 (40mm graded aggregate) in walls or retaining walls, any thickness size or shape complete all as specified and as directed

M&L for forming contraction(dummy) joints 65mm deepx10mm wide filled with sealing compound Grade A complete all as specified and as directed

M&L for Coarse aggregate for granolithic floors graded from 12.5mm to 4.75mm under floors or in foundations spreading and levelling in layers n exc. 25 cm thick incl well ramming including watering as required complete all as specified and directed.

M&L Machine pressed precast concrete interlocking paver block any shape and size conforming to SI 15658-2006 of 60mm thickness, with grey cement and pigment complete all as specified and as directed

Dismantling floor tiling incl. cement mortar bedding removing rubbish off the premises complete all as specified and as directed

M&L for chequered cement concrete tiles 30cm x 30cm x 25mm thick, set, jointed and pointed in neat cement with grey cement and no pigments in floors incl screed bed or bedding layer of mortar 20 mm thick in CM 1:6 for laying floor finishes. complete all as specified and as directed

M&L for Non skid Endura coloured tiles 8-10mm thick (square/rectangular) grade-4, area of each tile exc 0.06 Sqm but not exc 0.11 Sqm over and including 15mm thick screed bed in Cement mortar (1:4) in flooring, set and jointed in neat cement slurry and pointed in coloured cement to match complete all as specified and as directed

M&L PCC 1:2:4 type B1 with 20mm graded stone aggregate as in coping complete all as specified and as directed

Demolition of precast PCC block masonry / brick work or stone / boulder masonry including all quoins, arches, pillars, etc built in cement mortar or cement lime mortar complete all as specified and directed.

M&L Pre-cast cement concrete block masonry in PCC 1;3;6 type C1 with solid block, exc. 10 cm in width and setting in cement mortar,1:6 complete all as specified and as directed

M&L rendering 15mm thick in cement mortar 1:4 on fair face of brick work, surface finished even and smooth with out using extra cement using water proofing compound complete all as specified and as directed

M&L for Cement concrete 1:3:6 type C2 (40mm graded stone aggregate) in surface channels and drains complete all as specified and as directed

M&L preparing new wall surface and applying two coats of cement base paint over a coat of alkali resistant primer complete all as specified and as directed

M&L for preparation of new surfaces and applying three coats of white wash on wall complete all as specified and as directed

M&L Formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams; and similar work; vertical or to batter, rough finished surface of concrete, flat complete all as specified and as directed

M/s T.P SHAJI

K A ANTONY & SONS