Provn of special repair to UG Sump of Capacity 8 Lakh Gallon at Filter Plant at Mil Stn Bikaner under GE (N) Bikaner

Amount

Demolition of cement concrete (unreinforced) in ground floor and pavings not exc 15 cm thick (below or above ground level) including floor tiles of any description complete all as specified & as directed.

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

Demolition of brickwork or stone/boulder masonry, built in cement mortar or cement lime mortar including all quoins, arches, pillars, etc but excluding ashlar facings, dressed stonework and precast concrete articles complete all as specified and as directed.

Taking down cement plaster or cement lime plaster, terrazo etc on PCC/stone surface/brick surfaces including raking out joints hacking for key scrubbing down with water etc, complete all as specified and as directed.

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

M&L for cement concrete 1:2:4 type B0, using 12.5mm graded crushed stone aggregate as in lintels upto 1.5m clear span, cills, steps, seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, roof kerbs, mud stops and the like including weathering, slightly rounded, chamfered angle and throating as directed including use and waste of form work (straight or curved) all exposed surface of concrete finished fair complete all as specified & as directed.

M&L for reinforced cement concrete M-30 grade (Design mix) using 20mm graded crushed stone aggregate in slabs supported on walls, beams and columns in floors, roofs, shelves and the like complete all as specified & as directed. Note :- Reinforcement & formwork shall be measured and paid for separately.

M&L for reinforced cement concrete M-30 grade (Design mix) using 20mm graded crushed stone aggregate in beams, cantilevers, bressummers, lintels over 1.5m span and the like complete all as specified & as directed. Note :- Reinforcement & formwork shall be measured and paid for separately.

Supply only integral liquid water proofing compound (ISI marked).

M&L for brick work with old size Fly Ash bricks, straight or curved on plan exc 6.00 metre mean radius, built in cement mortar 1:6 complete all as specified and as directed.

Formwork to soffits of suspended slabs such as roof slabs, floor slabs, landings and similar work, not exc 200mm thick (Horizontal or sloping) for rough finished flat surfaces of concrete complete all as specified & as directed.

Formwork to sides and soffits of floor or roof beams, beam haunching, girders, bressummers, lintels, cantilevers, shelves including supports, overhangs, etc. also splays between floors and beams, etc. for rough finished flat surfaces of concrete complete all as specified & as directed.

Formwork to edges of concrete flats, roofs, floors etc and sides of RCC/PCC bands in walls, horizontal or sloping and similar work exc 10cm but not exc 20cm wide for rough finished surfaces of concrete complete all as specified & as directed.

M&L for Corrosion resistant steel (CRS) Fe 500D grade TMT bars 10 mm dia and over cut to length, bent to shape required, including cranking, bending spirally or hooping for columns, hooking ends and binding with PVC coated / plastic coated mild steel wire not less than 0.9 mm dia complete all as specified & as directed. Note : PVC coated / plastic coated binding wire shall be used for binding the bars.

M&L for Corrosion resistant steel (CRS) Fe 500D grade TMT bars 6 to 8 mm dia cut to length, bent to shape required, including cranking, bending spirally or hooping for columns, hooking ends and binding with PVC coated / plastic coated mild steel wire not less than 0.9 mm dia complete all as specified & as directed. Note : PVC coated / plastic coated binding wire shall be used for binding the bars.

All as per serial item No. 15.00 here-in-before but 6 to 10 mm dia in stirrups, spacers and binders.

Roughening surfaces of old concrete floor by picking, sweeping clean and washing down with water to remove dust, etc. complete all as specified & as directed.

M&L for 25mm thick PCC (1:2:4) type B0 using 12.5mm graded crushed stone aggregate as in flooring, leveling course, etc, surface finished fair and even, complete all as specified and as directed.

M&L for non skid ceramic tiles (coloured) 7 to 8mm thick (square/rectangular) area of each tile exceeding 0.06 sqm but not exceeding 0.11 sqm as in floors, set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tiles over & including 15mm thick screed bed in cement & sand mortar 1:4 complete all as specified and as directed.

M&L for glazed ceramic tiles (coloured) 7mm thick, area of each tile exceeding 0.11 sqm but not exceeding 0.18 sqm (i.e 450mm x 350mm or as directed), on vertical surfaces such as dado, skirting etc., set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tiles over & including 10mm thick rendering (as screed bed) in cement & sand mortar 1:3 complete all as specified and as directed.

M&L for 75mm thick PCC 1:3:6 type C1 using 20 mm graded crushed stone aggregate as in plinth protection surface finished even and smooth without using extra cement complete all as specified. Note :- Plinth protection shall be of width as directed and shall be laid with an outward slope of 1:30 in alternative bays not exceeding 4 meter in length. Joints of 6 mm wide and 10 mm deep shall be provided along the wall and bays and same shall be filled with bitumen mastic (1:3).

M&L for 15mm thick rendering in two layer on fair faces of brick masonry or concrete surfaces of walls consisting of 1st layer of 10mm thick plaster in CM 1:4 and 2nd layer (setting coat or top layer) of 5 mm thick plaster in CM 1:4, 2nd layer mixed with liquid water proofing compound as per manufacturer’s instructions, finished even & smooth with using extra cement, complete, all as specified and directed. Note : Supply only integral liquid water proofing compound shall be measured and paid for separately.

M&L for rendering 5mm thick in cement mortar 1:3 on concrete surfaces in ceiling, finished even & smooth without using extra cement complete all as specified.

M&L for preparation of newly plastered surfaces of walls & applying three coats of white wash complete all as specified.

M&L for preparation of newly plastered surfaces of ceilings & applying three coats of white wash complete all as specified.

M&L for preparation of newly plastered surfaces of wall & applying two coats of cement base paint of approved shade/tint complete all as specified & as directed.

Supply and fixing mild steel black pipe ISI marked (IS-1239) of heavy duty ('C' Class) of 150mm bore, in any length, bent to shape and fixed as in air vent pipe in RCC sump, fixed in repairs, complete all as specified and as directed. Note : Two coats of bituminous paint shall be provided to pipe and cost thereof shall deemed to be included in quoted rate of this item.

M&L for cleaning existing reinforcement bars with wire brush / rotary wire brush making the surface free from cement skin, loose particles, dirt, etc and applying rust remover ('Rustoff 100' of Sika / '8832 GM' of Pidilite or equivalent of Fosroc / Dr. Fixit) on the rebars and removing the loose rust particles after minimum 24 hours by wire brush, all as per manufacturer’s instructions, complete all as specified and as directed. Note : Mode of measurement shall be affected surface area of column, beam, slab, etc.

M&L for cement based polymer modified anti corrosive rebar coating system ('SikaTop Armatec-108' of Sika or equivalent of Dr. Fixit / Fosroc) to existing reinforcement all as per manufacturer’s instructions, complete all as specified and as directed. Note : Mode of measurement shall be affected surface area of column, beam, slab, etc.

M&L for one layer of 20mm thick concrete {comprises composition 1:2:1 plain cement concrete i.e. one part of cement (43 Gde OPC), two parts of fine aggregate and one part of 10mm and down size trap stone aggregate} mixed with 'Sprayset SL' of Fosroc (or equivalent in Sika / Dr. Fixit) 2.00 to 2.50% by weight of cement and 12.50 to 16.50 litre of water mixed as per manufacturer’s instructions and guniting by pressure nozzle with a delivery capacity of 2.5 Kg per Sqm over column, beam, roof slab, etc, complete all as specified and as directed.

M&L for providing and fixing rebar (CRS TMT bar) of following diameter & length with epoxy resin (‘AnchorFix-3’ of Sika / ‘MIT600RE’ of Mungo / ‘FIS EB 390 S’ of Fischer / ‘HIT-RE 500 V3’ of Hilti) wherever required in structural members including power drilling, cleaning of holes, inserting rebars in holes, filling with epoxy resin to ensure the bond as per site requirement, complete all as per manufacturer’s instructions and as directed :-

16mm dia and 160mm long.

20mm dia and 200mm long.

10mm dia and 100mm long.

M&L for single layer of polymer modified cementitious high strength repair mortar {Compressive strength after 28 days ≥ 50 N/sqmm (According to ASTM C109)} as per site requirement (minimum 20mm thickness) all as per manufacturer’s instructions, complete all as specified and as directed. Make : Dr Fixit / Sika / Fosroc

Supply and filling shrinkage free low viscosity injection resin based on high strength epoxy resin ('Sikadur-52' of Sika or equivalent of Dr. Fixit / Fosroc), complete all as per manufacturer’s instructions and as directed.

Water tight formwork to column, beam, etc for repair work with micro concrete, as per site requirement, including bolting, strutting, propping, etc and removal of form work after repair work, complete all as directed. Note : Formwork under this item shall be measured and paid only for repair of RCC members with micro concrete.

M&L for non shrink cementitious micro concrete (‘SikaRep Microcrete-4’ of Sika or equivalent of Dr. Fixit / Fosroc) meeting ASTM C1107 standard and having minimum compressive strength 60 N/sqmm after 28 days as per ASTM C109, for repair to column, beam, slab, etc, complete all as per manufacturer’s instructions and as directed. Note : Formwork shall be measured and paid for separately.

M&L for two coats of high performance acrylic/elastomeric cementitious flexible waterproofing coating (‘Pidifin 2K’ of ‘Dr Fixit’ or ‘Brushbond RFX’ of ‘Fosroc’) on plastered / concrete surfaces of wall in any position like underground sump, etc all as per manufacturer’s instructions, complete all as specified and as directed. Notes : (i) Second coat shall be applied only after approval and passing of first coat by Engineer-in-Charge. (ii) Scaffolding required at site shall deemed to be included in quoted rate of this item.

M&L for water channel gate made of stainless steel frame with channels made to shape and gate of stainless steel plate with overall approximate size of framework 1.50m x 0.90m and approximate size of gate 0.85m x 0.85m with & including suitable bearing, operating rod, handle, etc as directed by Engineer-in-Charge suitable for existing opening including dismantling and taking out of existing old & rusted mild steel gate, frame, etc complete all as specified & as directed.

M&L for stainless steel cover with frame for manhole opening in UG sump & the like, overall approximate size 0.80m x 0.80m with stainless steel frame made to shape, SS handles, heavy duty SS hinges, etc as directed by Engineer-in-Charge including dismantling and taking out of existing old & rusted mild steel cover with frame complete all as specified & as directed.

M/S BUDHRAM BISHNOI