Indira Gandhi Centre For Atomic Research Tender

All kinds of soil with depth upto 1.5m below average Ground level and disposing surplus excavated earth upto a lead of 50 metres.

Providing and laying plain cement concrete 1:2:4 using 20mm maximum size graded aggregates and crushed stone sand including mechanical mixing, transporting and placing in required position, ramming, compaction, levelling, curing, shuttering, dewatering if any, complete all as per specification for levelling courses in foundation for walls, footings, floor drains etc., encasing pipes and other required works directed by Engineer-in-charge complete all as per specifications.

Providing and laying cast insitu controlled reinforced cement concrete of specified grade at all levels and lifts mentioned below using 20mm maximum size hard granite machine crushed graded stone aggregates and crushed stone sand including weigh batching, charges for mixing & cost of admixture, mechanical mixing, transporting and placing at all lifts, vibrating, consolidating, curing and finishing smooth of all exposed faces complete for column footings, columns, lintels, sunshades, gutter slabs, beams, slabs, water tank, machine foundation and all other structural elements including dewatering wherever necessary (Formwork and reinforcement will be paid for separately) all as per specification and all as shown in drawings and as directed by the Engineer-in-charge for all insitu item. Note: 1. The rate of concrete shall include all labour, equipment, charges for mixing & cost of admixture. Chemical admixture confirming to IS 9103 shall be mixed in fresh concrete and prior permission from Engineer-in-charge shall be obtained for dosage and compatibility 2. Test certificate of cement, procured from dealer/company to be submitted for all cement related works by the Contractor. 3. The rate shall be quoted on the basis of using minimum cement per cu.m. of concrete mentioned below for relevant grade of concrete. Any upward/downward variation required to obtain the specified strength will be paid for or deducted at the rate of cement specified in Schedule F.

M30 grade with 370 kg. of cement per cu.m. of concrete upto plinth level

Providing, straightening, decoiling wherever necessary bending, cutting, binding and fixing in position steel reinforcement TMT bars of Fe500D grade steel conforming to IS:1786 'SAIL or VIZAG or approved equivalent make' and tying with approved annealed binding wire of 1.6mm dia in all reinforced cement concrete work at all lifts, including cost of supplying and fixing the spacer/cover blocks in cement mortar 1:2 and binding wire complete all as per specification and as directed by the Engineer-in-charge at all lifts. Note: The rate shall be including the cost of reinforcement steel. The reinforcement steel will be procured from dealers with a test certificate as approved by the department. For further details please see point 7 of Section VIII, General Information for Guidance of Tenderers.

Providing and constructing with approved well cured Fly ash brick work in cement mortar 1:5, Fly ash bricks are made as per IS 12894 of latest edition [Flyash + crushed sand stone + Lime + additive/cement with water proofing chemicals and accelerators] [Non modular] of class designation 5 in superstructure at all levels and lifts in mortar in the ration of 1:1:4 where 1 part of cement [IS 269 latest], 1 part of Fly Ash [IS 3812 latest edition], 4 part of crushed stone sand, including scaffolding, racking out joints, continuous water curing for a minimum period of 14 days from the date of construction, complete as per specifications, drawings and as directed by the Engineer-in-charge at all levels - for Basement and Ground floor

Filling with selected excavated earth available at site upto a lead of 200m, filling in layer of not more than 150mm thickness, each layer well rammed and consolidated by hand/earth rammer including excavation of dumped earth, hire charges of rammer, water consolidation, levelling to proper gradient, dressing the top surface to the required level, complying with specification and all as directed by the Engineer-in-charge.

Providing plastering to the external surfaces of brickwork/concrete at all elevations in cement mortar 1:5 using crushed stone sand, 15mm thick, including hacking of concrete surfaces with pointed tool, scaffolding, finishing, curing, forming grooves wherever necessary, all as per specifications.

Providing and applying painting Two coats at all levels with Acrylic emulsion paint (Asian or Equivalent approved brand, colour and manufacturer) to give an even shade including one under coat of suitable primer, applying putty, preparation of the surfaces, scaffolding complete all as per specifications and as directed by the Engineer-in-charge.

Removing and relaying of RCC precast slabs of various thickness, size including stocking at site and relaying the same from the stock, removing and stacking, transportation, relaying, levelling and compacting of sand/crushed sand from the existing paved area, including pointing the joints of relayed slabs using cement mortar 1:5 complete all as per specifications and as directed by the Engineer-in-charge.

Manufacturing, supplying, hoisting and fixing in position at all lifts, precast units of various patterns and sizes for precast plain solid units, slabs, exhaust fan moulds etc., in reinforced cement concrete of 1:2:4, using 20mm and below machine crushed graded stone aggregate and crushed stone sand including weigh batching, mechanical mixing, casting, vibrating, finishing of exposed faces, curing, necessary formwork & moulds, transporting and placing at all lifts, preparation of connections, grouting with cement mortar/cement grout wherever needed excluding steel reinforcement complete all as per drawing, specification and as directed by the Engineer-in-charge.

Supplying and filling in basement with Quarry dust, filling in layers of not more than 150mm thick, each layer well rammed and consolidated by hand/mechanical roller including watering, levelling, dressing the top surface to the required level complete all as per specification and as directed by the Engineer-in-charge.

Providing pointing the precast RCC slab with cement mortar 1:3 between the joints of precast slabs and the jointing/pointing into a depth of 40mm and to the full width available into the existing slab, including curing, cleaning as per specification and as directed by the Engineer-in-charge for precast slab upto 600x600mm.

Providing, supplying, cutting, bending to shape, welding, fabricating, hoisting, placing and fixing in position structural steel members like MS structural embedment’s/pipe and sleeves/penetration etc. using MS angles, channels, I-sections, plates, tees, flats, rounds, square sections etc. including chamfering and rounding off the edges, applying a coat of Red lead paint primer / Zinc chromate primer of approved make and 2 coats of flat oil paint / synthetic enamel paint of approved colour and make, scaffolding and staging required for fabrication as well as erection complete all as per specifications, drawings and as directed by the Engineer-in-charge. Note: Lifting device arrangements if any required shall also be arranged by the contractor at his own cost.

Earthwork in excavation necessary for construction of roadway including dressing, trimming and compaction the cut formation in accordance with requirements of lines, levels, cross fall etc. all complete as per specifications and disposal of all cut surplus / unsuitable materials and stacking of suitable materials with all lifts and lead upto 1000metres as per clause 301 of MoRT&H specification for road and bridge works (4th revision or latest) and as directed by the Engineer-in-charge.

Supplying and filling the selected earth from outside of DAE installation including excavation from borrow pits if any required, filling in layer of not more than 150mm thick, each layer well rammed and consolidated by mechanical roller including water consolidation etc., levelling, dressing the top surface to the required level, complying with standard specification and as directed by the Engineer-in-charge. Note: Proper Trip sheet records shall be maintained for bringing the earth through DAE main gate with security stamp duly signed by Departmental Engineer.

Construction of granular sub-base by providing close graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the desired density, complete in all respects as per clause 401 of MoRT&H specifications for road and bridge works (4th Revision or latest) and as directed by the Engineer-in-charge - for Grading-I material.

Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant, carriage of mixed Material by tipper to site, laying in uniform layers with paver in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density complete in all respects as per clause 406 of MoRT&H specifications for road and bridge works (4th Revision or latest) and as directed by the Engineer-in-charge.

Providing and laying dense bituminous macadam with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of grading II (19mm nominal size), premixed with bituminous binder @ 4.0 to 4.5% (of VG 30 grade) by weight of total mix of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction density complete in all respects as per clause 507 of MoRT&H specifications for road and bridge works (Latest revision) and as directed by the Engineer-in-charge. Note 1. Item rate shall include conducting all field test / lab tests. 2. Bitumen content required for this work has to be determined by Marshall mix design method to be submitted by the contractor along with the required document. 3. Single layer of thickness shall be 50mm to 75mm.

Providing and laying bituminous concrete layer conforming to clause 507 of MoRT&H specifications for road and bridge works (Fifth Revision or latest) using VG 30 grade bitumen with minimum bitumen content of 5.4 % by mass of total mix, including cost of coarse aggregate, fine aggregate, bitumen etc., preheating and mixing at hot mix plant, cleaning of the road surface before laying the mix, application of tack coat, carrying the hot premixed materials by means of tipper, laying the hot premixed material with paver finisher, rolling with power roller with necessary hand packing and pinning to give an even surface and to achieve the desired compaction, spreading quarry dust, including running expenses of all plants and machineries and proper traffic control during execution, quality control tests at required interval etc., all complete as per specifications and as directed by the Engineer-in-charge. Note: 1] Cleaning the road surface shall be carried out with wire brush, sweeping with mechanical broom and dusting by using compressed air as per specifications. 2] Cost of tack coat will be paid for separately under relevant item. 3] Pre-heating of the mineral aggregate and bitumen to the specified temperature, thoroughly mixing with binder of specified bitumen content and filler as per mix design shall be carried out at hot mix plant of specified capacity as per MORT&H specifications. 4] Waste plastic (Dry process) : Cost shall be inclusive of collection of waste plastics, cleaning & shredding, shredding machine and mixing of waste plastics with aggregate in hot mix plant as per specifications and conforming to IRC:SP:98-2013 5] Carrying the hot premixed materials by means of tipper, trucks or any other approved means to laying site. Laying the hot premixed material over the prepared surface by means of paver finisher including manual operation as and when required for proper grade, level and camber. 6] Supply and evenly spreading of quarry dust over the finished layer and cleaning the same, removing small stones before allowing traffic on road.

Grading-II [13.20mm nominal size] with Waste Plastic [Dry process using 6-8% of plastic by weight of bitumen.

Providing and applying primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.60 kg/sqm using mechanical means complete in all respects as per clause 502 of MoRT&H specification for road and bridge works (5th Revision or latest) and as directed by the Engineer-in-charge.

Providing and applying tack coat with bitumen emulsion using emulsion pressure distributer at the rate of 0.25kg per sqm on the prepared granular surface, cleaned with mechanical broom etc., complete in all respects as per clause 503 of MoRT&H specification for road and bridge works (5th Revision or latest) and as directed by the Engineer-in-charge.

Providing and laying Kerb channel at edge of bituminous road & kerb by using 25mm thickness of Indian patent stone flooring 1:2:4, using crushed stone sand and crushed stone aggregate of 10mm and below size hard broken granite stone jelly to the required level and line including cutting the existing Bituminous road surface by mechanical means exactly required line and level, consolidating, curing, rubbing the surface smooth, cleaning the surface neatly at the time of handing over the area, neat thread marking in the flooring, complete all as per specifications and as directed by the Engineer-in-charge. Note : 1] This item includes filling required in the channel flooring by 1:2:4 concrete, hence contractor has to take care of width and depth of bituminous cutting. 2] Channel level has to be sloped towards the kerb & to suit the existing roadgradient and as directed by the Engineer-in-charge.

Providing and laying factory made precast Kerb stone of M20 grade cement concrete of size 100mm thick and 500mm plus or minus 50mm depth with suitable interlocking arrangement, top chamfering of size 50x70mm or as approved size, including excavation, conveying the precast kerb blocks in position to the required line, level and curvature, making joints with or without grooves (thickness of joints except at sharp curves shall not be more than 5mm), jointing / pointing the joints with cement mortar 1:3, refilling the sides, compacting, making drainage opening wherever required etc., complete all as per specifications and as directed by the Engineer-in-charge. Note: Length of finished kerb edging shall be measured for payment and precast kerb stone shall be approved by the Engineer-in-charge.

Conveying the surplus excavated earth & debris, boulders and spoil by mechanical means and depositing at places inside DAE installation identified as Dumping yard as per requirement with a lead specified below including loading, unloading, breaking clods, levelling all complete as per specification and as directed by the Engineer-in-charge. Note: 1) The rates in respect of this Item are applicable for the NET Quantities arrived at after making deductions for voids @ 20% in respect of soil and @ 50% in respect of Rock from the corresponding Stack / Truck measurements. 2) The earth shall be dumped well inside the Dumping yard and not over approach pathway road.

Lead charges for lead Exceeding 2 kilometre but not exceeding 3 kilometre

Cutting of road consisting of asphaltic concrete road surface including WBM Soling, making WBM and soling to original condition after work completed with retrieved materials including supply of extra quantities of materials i.e. aggregate, moorum, screening, red bajri not exceeding 15% of the original materials along with new materials and disposing all unwanted materials to place specified with lead upto 50m complete all as per specification and as directed by the Engineer-in-charge.

Providing and laying non pressure NP2 class RCC Hume pipes conforming to IS:458, with collars jointed with stiff mixture of cement mortar in the proportion of 1:2 using crushed stone sand, laying to the levels, slopes including testing of joints etc. complete all as per the drawings and specifications and as directed by the Engineer-in-charge.

300mm dia NP2 class RCC Hume pipe

150mm dia NP2 class RCC Hume pipe

Overall rebate (Optional)

INR Zero Only