E-TENDER FOR PROVIDING INTERNAL ROADS PARKING PAVEMENT AND FILLING WORKS IN AEROHUB - ADVANCED COMPUTING DESIGN ENGINEERING CENTRE (ACDEC) FOR AEROSPACE AND DEFENCE INDUSTRIES AT VALLAM VADAGAL, SRIPERUMBUDUR, KANCHEEPURAM DISTRICT

Amount

Earth work excavation for foundation in all type of soils and sub soils to the required depth as may be directed including dense soil, cemented silty grey and brownish grey soil for mass excavation mass excavation such as Road, parking and pavement, basement, UG sump, STP, Footings of columns and any other structure, including manual / mechanical excavation and dressing of sides and ramming of bottom with all leads and for the following lifts, shoring, strutting and bailing out water wherever necessary etc.. all complete as directed by the Engineer-Incharge.

0 to 2m depth.

Supplying and filling in foundations and the area wherever specified with approved good quality filling materials in plinths, area development etc. wherever specified in layers of not exceeding 150 mm thick including breaking clods,storing,transportation ,double handling, watering, compacting each layer with vibratory compactor and at un-accessible places with wooden/steel rammers to achieve 95% proctor density at optimum moisture content, all leads and lifts, bailing/ pumping out of water to keep site dry while backfilling; cost shall include conveyance of all materials, labour, machinery etc. complete as directed.The rate to includes loading, unloading, hire and fuel charges for tools and plants and other incidental charges etc., as complete with all respects complying with relevant standard specification, as directed by the Engineer-in-charge.

Approved good earth brought from outside

Preparation & sectioning the area road surface and compacting with 10 ton power roller including forming camber and gradients watering and rolling to reach required density as complete.as directed by the Engineer-in-charge.

Construction of 300mm thk Granular subbase (GSB) by providing coarse graded material 53mm to 4.75 mm ,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, as complete in all respects complying with relevant standard IRC,MORTH and MOST Specifications and as directed by the Engineer-in-charge.

Providing, Laying, Spreading and compacting 45 mm to 4.75 mm graded stone aggragate of 200mm thk wet mix macadam (WMM) 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 subbase / sub course on well prepared surface and compacting with vibratory riller to achieve the desired density,as complete in all respects complying with relevanat standard MOST specification,as directed by the Engineer-in-charge.

Providing and laying 100mm thk. Plain cement concrete1:3:6 (One cement, three fine aggregate and six coarse aggregate) by using coarse graded aggregate of 25 mm and down size for levelling course in road and pavement areas wherever necessary (as per drawing) including laying in layers of thickness not exceeding 100mm and in alternative bays not exceeding 40 sqm as directed including form work wherever necessary and well compacted etc. as complete in all respects complying with relevant standard specification as directed by the Engineer-in-charge

Providing and laying controlled cement concrete mix of M20 grade to a thickness of 150 mm for roads and pavements laid to required slope and camber in panels confirming to IRC standard. Rate shall include for providing IRC Weldmesh of size 100x100 - 12 Gauge - one layers confirming to IS: 1566 & IS: 4948 or equivalent BS, necessary formwork, shuttering,props, bracing and wedges, sufficiently strong & stable, providing 25 mm wide expansion joints and construction joints & closing the joints using polyurethene sealant - "VULKEM" - 202 PU from Supreme or approved equivalent make etc.complete, as directed by the Engineer-in-charge . Rate shall include for preparation of surface, laying the concrete in panels of area not more than 40 Sqm with construction joints and such joints shall be made in the position hereinafter specified or elsewhere as approved. Such joints shall be truly vertical or horizontal as the case may be, except that in an inclined or curved members the joints shall be strictly at right angles to the axis of the member.Concrete shall be compacted by mechanical vibrating machine until a dense concrete is obtained. The vibration continues during entire period of placing concrete with top shall be provided with broom finish. Compaction shall be complete before the initial setting starts confirming to specification and over vibration shall be avoided and all confirming to IRC standards or equivalent BS specification etc complete, as directed by the Engineer-incharge. Note: Actual laid plan area will be Measured.

Providing and fixing vacuum wetpress concrete precast Splay kerb to shape by using reinforced cement concrete M20 grade road kerbs of size 150X375X600 mm made to shape using 20 mm down size Coarse graded Basalt aggregate including form work and nominal reinforcement of Fe 415 grade, 12 mm dia at 150 c/c with 8 mm dia stirrups at 150 mm c/c fixing in cement concrete 1:3:6 nominal mix (one cement,three sand and six hard stone jelly) including all materials and labour components, laying, finishing, curing and the pointing exposed faces with C.M 1:3 (one cement and three fine sand) and colour washing with acrylic emulsion over a coat of primer etc..as complete in all respects complying with relevant standard specifications and as directed by the Engineer-incharge.

Supplying and laying Shotblasted Flexi Pavers of approved design - 65 mm thick, total weight shall be 25 kg approximately per one set or 1.94 Sft of flexi pavers contains five pieces including transportation of the blocks to the site ,preparation of surface,supplying and filling with dry river sand to 50 mm thick, leveling and compacting with plate vibrator and laying of the flexi paver blocks with sand binding and final compaction with plate vibrator of 3 tone capacity finishing the surface including cutting of blocks at the edges including all labour and materials etc as complete in all respects complying with relevant standard specification, as directed by the Engineer-incharge.

Providing thermoplastic painting for car park and road line and arrow marks with 100mm wide involving cleaning the surface free of dirt and loose particles applying one coat of primer and applying one layer of thermoplastic paint wih drop on glass beads. Rate shall include for all materials & labour components etc., as complete all respects complying with relevant IRC specifications, as directed by the Engineer-incharge.

Providing Acrylic emulsion paint - Painting with acrylic emulsion paint of Low VOC paint ( complying with all green rating systems) and of approved make and colour or equivalent make two or more coats as per manufacturers specifications and as directed. The rate shall be inclusive of necessary scaffolding or staging etc.as complete with all respects complying with relevant standard specification, as directed by the Engineer-Incharge.

POONAM GRAH NIRMAN PVT LTD (BID ID -1103839)