8832/E8

Amount

Note:- The Special repair work pertaining to Overhead Tank staging of 20 M height.

Taking down Cement Plaster of any description on Brick Walls, Concrete Surfaces including racking out joints, hacking for key, scrubbing down with Water, remove dust, debries/ rubbish, etc., complete all as specified and as directed.

Demolition of cement concrete (Un-reinforced) in ground floor and paving nexc 15cm thick above or below GL complete all as specified and directed

Demolition of stone slabs and tiles/paver blocks of any description or thickness in floors, aprons etc. laid, bedded and pointed in mortar complete all as specified and directed.

Demolition of cement concrete of any description and in any position not otherwise described for (such as in bed, haunching & packing of sewer lines, benching of manholes, copings etc.) and removal of debris outside the premises complete all as specified and as directed.

Excavation in trenches not exc. 1.5 Metre wide and not exc. 1.50 Metre in depth for foundation etc. or for shafts, wells, cess pits, manholes, pier holes, pipe, cable etc. not exc. 10 Sqm on plan and not exc. 1.50 Metre in depth and getting out as in Soft/Loose Soil, complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 Cm as in soft/loose soil complete all as specified and directed.

Removing excavated material ( soils of any type) n exc. 50 m and depositing where directed at a level not exc 1.5 m above the starting point complete all as specified and directed.

M&L Cement Concrete type B-1, (1:2:4) using 20mm graded crushed stone aggregate in cills, steps; seismic and similar bands, plinth courses. string courses, lacing courses, copings, kneelers, apex stones, kerb and the like including weathering, slightly rounded or chamfered angles and throatings, as directed including use and waste form work (straight or curved) complete all as specified and as directed.

M&L Chipping of unsound/weak concrete materials of 30mm average thickness from slabs/chajja/ fin fascia etc by any means including tapering all edges making square shoulders of cavities air or sand blasting etc and cleaning of exposed concrete surface of lightly picking material by air blasting or sand blasting incl foreign materials, loose concrete/aggregate etc and disposal of all debris out of MOD land safety measure complete all as specified and directed.

M&L Removing rust from existing corroded reinforcement by make of application of Rust Remover such as Hind Rust Clean (M/s Hindcon) or equivalent from M/s Pidilite/Forsoc/Icannano and then washing the same to make the reinforcement scale free complete all as specified and directed. Note : Measurement shall be made of exposed RCC area.

M&L Application of anticorrosive paint such as Hind Anti Rust (M/s Hindcon) or equivalent from M/s Pidilite/Forsoc/Icannano on cleaned reinforcement as per manufacturer's specification complete all as specified and directed. Note : Measurement shall be made of 25% of exposed area

M&L Application of bonding coat based on polymer modified cementious material such as Nitobond SBR/Hind Styrene BR (M/s Hindcon/I-cannano) or equivalent from M/s Pidilite/Forsoc/Icannano @ 0.50 Kg/Sqm (due to rough concrete surfaces) to act as bonding agent between old and new concrete including material and labour as per manufacturer's specification complete all as specified and directed. Note : Measurement shall be made of exposed RCC area.

M&L for pressure guniting at a pressure not less that 6Kg/Sqcm to surface of column, beam, ceiling, facia and similiar structural members in polymer modified concrete with mix ratio 1:1.5:3 (1 cement : 1.5 Coarse Sand : 3 Stone aggregate of 10mm nominal size) admixed with acrylic latex polymer such as Hind Styrene BR/Nitobond SBR (M/s Hindcon/I-cannano) or equivalent from M/s Pidilite/Forsoc @ 3.00 Kg per Sqm and plasticiser Hind Plast Super/Conplast SP 337 (M/s Hindcon) or equivalent from M/s Pidilite/Forsoc @ 100Gms per Sqm for an average thickness of 50mm (the concrete to be applied when the bonding coat is still green) including material and labour, and formwork etc. as per manufacturer's specification complete all as specified and directed.

M&L Application of two coat of acrylic polymer slurry coating on 10 x 10 count glass fibre wooven mesh over the cured plastered inside surfaces of tank with Hind Crete Plus WPM (M/s Hindcon/I-cannano) or equivalent from M/s Pidilite/Forsoc after proper cleaning by brushing washing etc to act as waterproofing membrane complete all as specified and directed.

Use and waste of double steel scaffolding system (cup lock type) on the exterior side of bldg / structure, upto 20 meter height, above GL, of incl addl rows of scaffolding in stepped manner as per requirement of site, made with minimum 40 mm dia MS Tube, placed 1.5 meter C/C (maximum), horizontal & vertical tubes joint with cup & lock system with MS Tubes, MS Tube challis, MS clamps and stair case system in the scaffolding for working platform etc and maintaining it in a serviceable condition for execution of wk and removing it thereafter. The scaffolding system shall be stiffened with bracings, runners, connecting with bldg etc wherever reqd, if feasible, for inspection of wk at reqd locations with essential safety features for workmen etc complete all as specified and directed by Engr - in-Charge.

Use and waste of double steel scaffolding system (cup lock type) on the internal side of bldg / structure, upto 20 meter height, above GL, of incl addl rows of scaffolding in stepped manner as per requirement of site, made with minimum 40 mm dia MS Tube, placed 1.5 meter C/C (maximum), horizontal & vertical tubes joint with cup & lock system with MS Tubes, MS Tube challis, MS clamps and stair case system in the scaffolding for working platform etc and maintaining it in a serviceable condition for execution of wk and removing it thereafter. The scaffolding system shall be stiffened with bracings, runners, connecting with bldg etc wherever reqd, if feasible, for inspection of wk at reqd locations with essential safety features for workmen etc complete all as specified and directed by Engr - in-Charge.

S&F Welded steel wire fabric weight not more than 4Kg/Sqm fitted by ms nails complete all as specified and directed

M&L for 150mm thick plain cement concrete type D-2 (1:4:8) (Using 40 mm graded crushed stone aggregate) as in sub base complete all as specified and directed.

Providing and laying 60mm thick factory made chamfered edge cement concrete paver block of M-35 grade with approved colour,design & pattern as in footparth, parks,lawns, drive ways or light traffic parking etc., of required strength, thickness & size/shape, made by table vibratory method using PU mould, laid in required colour & pattern over and including 50mm thick compacted bed of fine sand, compacting and proper embedding/ laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with sand and cutting of paver blocks as per required size and pattern, complete all as spcified and directed.

M&L Rendering 5.0mm thick in Cement Mortar 1:3 on Concrete Surfaces of Ceiling, etc. finishing Plastered Surfaces Even and Smooth, without using Extra Cement. complete all as specified and as directed.

M&L Rendering 20.0mm thick in Cement Mortar 1:4 on Concrete Surfaces of walls, etc. finishing Plastered Surfaces Even and Smooth, without using Extra Cement. complete all as specified and as directed.

M&L for preparing new surfaces walls with Premium Acrylic Smooth exterior paint with Silicone additives of required shade: New work (Two or more coats applied @ 1.43 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm) complete all as specified & directed.

M&L for preparation of old surfaces of steel or steel based materials of any description and applying two coat of synthetic enamel paint over 10 Cm width or girth complete all as specified.

Taking out existing GI/ CI/ DI/ MS water pipe line of 150 bore (dia) from trenches, walls, vertical position of OHT etc including cleaning and removing any blockages for refixing or removal of unserviceable pipe from site complete all as specified and directed.

Taking out existing GI/ CI/ DI/ MS water pipe line of 100 bore (dia) from trenches, walls, vertical position of OHT etc including cleaning and removing any blockages for refixing or removal of unserviceable pipe from site complete all as specified and directed.

Taking out existing GI/ CI/ DI/ MS water pipe line of 80 bore (dia) from trenches, walls, vertical position of OHT etc including cleaning and removing any blockages for refixing or removal of unserviceable pipe from site complete all as specified and directed.

Supply and Laying Steel Water Tubing of 100 bore (dia), Galvanised, ‘Medium Grade’, laid in trenches or vertical position of OHT using clamp of required size and including all fittings and fixing accessories for securing the vertical pipe, complete as all specified and as directed.

Supply, Laying, testing and commisioning Cast Iron Pipe with flanged ends of size 150 mm bore centrifugually cast Class-A, laid in trenches or vertical position of OHT using clamp of required size and including all fixing accessories for securing the vertical pipe, complete all as specified and directed.

All as per item No. 29.00 here in before but for 100mm bore.

Supply and fix Cast Iron Sluice valve for 150 mm bore pipe of pressure rating PN-1.6 conforming to IS : 14846 – 2000 specifications comprising of cast iron body with control assembly of flanged both ends, stainless steel spindle with extended iron rod of 25mm dia & 3.00 m long alongwith iron wheel head, bolts, nuts & washers with 3mm thick rubber gaskets including taking down the unserviceable valve with fittings complete as specified and as directed by the Engineer - in – Charge.

All as per item No. 31.00 here in before but for 100mm bore

All as per item No. 31.00 here in before but for 80mm bore

Materials and labour Run lead joint for CI pipe 150 mm bore including white lead, spun yarn etc complete all as specified and as directed by Engr-in-Charge.

All as per item no. 34.00 above but 100 mm dia

S&F CI Bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etc.) Tee pieces single branch. "Y" junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs upto 150mm bore including taking down the old unserviceable one complete all as specified and directed.

S&F CI Bends. Tapers. Tee pieces (single & double branch) any type and angle/radius and straight connecting pieces but all ends flange upto 150mm bore including taking down the old unserviceable one complete all as specified and directed.

S&F CI Connecting pieces one end flanged and other socket or spigot and bell mouth pieces one end flanged other end tapering as bell mouth upto 150mm bore including taking down the old unserviceable one complete all as specified and directed.

Materials and Labour for Construction of brick masonary valve pit chamber of sizse 1050x1050x1050mm internal dimension using sub class-'B' bricks in CM (1:6) plastering in cement mortar (1:4) externally & internally extended to 15 cm below ground level including PCC bed 10 cm thick in PCC 1:3:6 Type C2 with MS frame fabricated by angle of size 40 x 40 x 6mm complete with top cover of 3 mm thick MS sheet & locking arrangement and painting with two coats of synthetic enamel over a coat of red oxide primer including demolition of old unserviceable damged valve pit complete all as specifed & directed.

M&L Mild Steel Cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint complete all as specified and as directed.

S&F Aluminium strip 20x3.15mm with saddles and fixing screws etc for roof conductors and down conductors above ground complete all as specified and as directed.

S&F Galvanised iron strip of size 32 x 6 mm with saddles and fixing screws etc buried in ground complete all as specified and as directed.

S&F Air termination aluminium single pointed rod 12 mm dia, 300 mm long complete all as specified and as directed.

Supply and fix test point terminal block made of gun metal or phosphorus bronze size 75 x 75 x 25 mm drilled and screwed including 3 nos 8mm dia 25mm long hex head screw complete all as specified and as directed.

Materials and labour Earthing complete with galvanised steel earth plate electrode 60 Cm x 60 Cm x 6.00 mm thick buried in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the plate not less than 1.5 m below normal ground level, connected to GI strip 25 x 4 mm as earthing lead by means of bolts, nuts, check nuts and washers of GI or steel, GI strip protected by 40 mm bore light grade GI pipe and other end connected to earth test point as directed including funnel with watering pipe 20 mm bore light grade galvanised iron, wire mesh, charcoal or coke common salt laid in alternative layer of 15 cm (complete thickness) all round the earth electrode, concrete earth pit in PCC (1:3:6) type C-1, 50 mm thick pre-cast RCC (1:2:4) type B-1 normal mix cover slab reinforced with 8 mm dia TMT bar 10 Cm c/c both ways and single handle of 10 mm dia round bar including necessary excavation, earth work etc. in soft / loose soil and disposal pf soil to a distance n. exc. 50 m and necessary testing on completion all as shown in electrical plate No. 3 MES Schedule Part-I complete all as specified and as directed.

Supply & fixing auto level controller including top mounted, Non contact ultrasonic level transmitter (probe unit), level indicating controlling Box including system incorporative digital stage level, High & Low alarm, pump automation (ON & OFF) at high and low level etc & sensing ragne upto 5 mtrs. Complete all as specified and as directed MAKE :- RMCO (Model ALC MK) or equivalent as per list of make.

S&F cable weather proof with multi-stranded copper conductor 3 core of size 6sqmm 1100 volts grade heavy duty including all accessories for connection wire from transmitter to controlling box, testing and commissioning complete. All as complete all as specified and directed

M/s Santosh Industrial Corporation (BID ID -3415095)

Megatrend Systems (BID ID -3414965)

JOTSHNA ELECTRICALS (BID ID -3415467)

EAST COAST STANDARD PRODUCTS (BID ID -3414717)

S B ENTERPRISE (BID ID -3415276)