Construction of Concrete Pavements of Balance Bituminous Stretches on Sion Panvel Highway from Kalamboli Junction (Ch.115/800) to BARC Junction (Ch.140/690).

Amount

PART-A

Item No.01 Dismantling of flexible pavements and disposal of dismantled materials upto alead of 1000 metres, stacking serviceable and unserviceable materials separately etc. complete. By Mechanical Means.

Item No:02- Excavation for roadway in hard murum and boulder including dressing section to the required grade, camber and side slopes and conveying the excavated materials with all leads and liftsand spreading for embankment or stacking as directed.

Item No.03 :-Conveying materials obtained from road cutting including all lifts and leads laying in layers of 20 cm to 30 cm, breaking clods, dressing up to the required lines, Curves, grades and section, watering and compacting inclusive from the site of excavation to the site of deposition as directed.

Item No.04:- Construction of granular sub-base by providing close graded Material, mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader/Paver on prepared surface and compacting with vibratory roller to achieve the desired density,complete as per clause 401--Plant Mix Method and Grading - II Material (with all leads and lifts)

Item No.05 :- Wet Mix Macadam- -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. Laying By Grader/Paver. (including all leads and lifts)

Item No.06 :- Construction of dryvlean cement concrete Sub-basev over a prepared sub-grade with coarse and fine aggregate (natural sand/VSI grade finely washed crushed sand) conforming to IS:383, the size of coarse aggregate not exceeding 25mm, cement content not to be less than 150 kg/cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7days, mixed in a batching plant/Weigh batch mixer, transported to site with all lead sand lifts,laid with a paver with electronicsens or/by suitable means as approved by Engineerin- charge, compacting with vibratory roller, finishing, curing and including preparation of subgrade surface if required etc. complete. (including all leads and lifts)

Item No.07:- Providing and laying 125 micron low density polyethylene ( LDPE ) sheet conforming to IS 3395 :1997 below concrete pavement including all materials and labour etc complete. (including all leads and lifts)

Item No.08:-Providing and laying in-situ M40 Grade unreinforced plain cement concrete pavement over a prepared sub base with 43 grade cement, coarse and fine aggregate (natural sand/VSI grade finely washed crushed sand) conforming to IS-383, using fine and coarse aggregates combined gradation as per Table 600-3 of MORTH Specification 2013, mixed in a batching and mixing plant/nontilting mixer and Weigh batcher as per approved mix design, admixtures, transporting to site, spreading, laying with approved make paver,compacted and finished in a continuous operation,finishing to lines and grades as directed by Engineer-incharge and curing by curing compound/ by providing cement vata in cement Mortar 1:8 @ 0.6 m X 0.6m centre to centre, admeasuring 80 mm at bottom and 40 mm at top with depth of 75 mm and maintaining the same throughout curing period by any other method approved by Engineer-in-charge. (including all leads and lifts)

Item No.09:- Providing and fixing in position mild steel 38 mm dia dowel bars precoated with anticorrosive epoxy paint of requird Dia. 60 cms. Long and at 30.00 cm. C/C & wherever directed including handling, straightening, necessary cutting Supported by TMT FE 500 chairs with proper alignment by using properly desgned assembly of Bulkheads lubricating half length with bituminous paints as directed etc. complete. (including all leads and lifts)

Item No.10:- Providing and fixing in position TMT FE 500, tie bars precoated with anticorrosive epoxy paint of 12 mm dia. 70 cms. Long and at 50.00 cm C/C & wherever directed including handling , straightening wrapping with paper of approved quality for half length, necessary cutting, handling, straightening, supported by assembly of TMT FE 500 chairs with proper alignment etc. complete. (including all leads and lifts).

Item No.11:- Cutting transverse contraction joints 3 to 4 mm wide and depth 60mm. In concrete slab using concrete cutting machine with dlamond studded saw within 48 hours of casting of bay / slab etc. complete including subsequent widening of the groove 8 to 10 mm. wide at top having depth of 15 mm. as directed by Engineer incharge.

Item No:-12:- Providing to contraction joints polysuphide sealent ( Pouring grade) confirming to BS : 5212 1989 into sawed groove widened at top for sealent reservolr of specified size and shape as per detailed drawing including fixing Polyethylene foam backer rod of required diameter ( appraox. 25 % larger than the initial 3 mm. to 4 mm joint) overlaid with bond breking tape as pe rdetailed drawing. Item includes cleanig the joints with water jet / air compressor & alowing joint to become thoroughly dry before sealent is applled and applying primer.

Item No.13:- Road Marking with Hot Applied Thermoplastic Compound with Reflectorizing Glass Beads on Bituminous Surface Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorizing glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 .The finished surface to be level, uniform and freefrom streaks and holes.complete.

Item No.14:- Providing and laying dense bituminous macadam using crushed aggregate of grading 1,premixed with bituminous binder Bitumen VG-30 grade,@ 4.50 % by weight of total mix and filler, transported at site with VTS, laid over a previously prepared surface , finished to the required grade ,level, alignment,and rolling to achieve the desired density for 76/100 mm compacted thickness with drum mix type hot mix plant with SCADA having complying essential features of Hot mix plant as per IRC-27-2009 specified conditions and attachments such as electronic load sensor based belt conveyers, automatic synchronization of bitumen and aggregate feeder,built in dust controller system and PLC for Drum Mix plant ,Sensor paver, and Vibratory roller including prime/Tack coat etc. complete -Bitumen VG-30 grade with stone dust filler. (including all leads and lifts)

Item No.15:-Providing and laying bituminous concrete using crushed aggregate of grading 1, premixed with bituminous binder @5.40% by weight of total mix and filler, transported at site with VTS, laid over a previously prepared surface, finished to the required grade ,level, alignment,and Rolling to achieve the desired density for 50mm compacted thickness with drum mix plant with SCADA, Sensor paver and Vibratory roller including prime/Tack coat etc. complete. Bitumen VG-30 grade with stone dust filler. (including all leads and lifts)

Item No.16:-Providing and laying 12mm thick mastic asphalt.wearing course on top of deck slab excluding prime coat with paving grade bitumen meeting the requirements given in table 500-29, prepared by using mastic cooker and laid to required level and slope after cleaning the surface, including providing antiskid surface with bitumen precoated fine grained hard stone chipping of 9.5 mm nominal size at the rate of 0.005 cum per 10 Sqm and at an approximate spacing of 10 cm center to center in both directions, pressed into surface when the temperature of surfaces not less than 100 deg. C, protruding 1 mm- to 4mm over mastic surface, all complete as per clause 516.Spec. No.: MORT & H – 500, 2700. (including all leads and lifts).

Item No.17:-Providing and laying 40mm thick mastic asphalt with 10/20 grade bitumen including producing the same at computerised batch mix plant, transporting the same to site by means of mastic cookers, laying the same with mastic paver and including all necessary tools, labours & barricading, spreading of aggregate as antiskid measures by means over newly laid mastic asphalt as per clause no. 365 of Road Specification as directed by Engineer in charge. (including all leads and lifts).

Item No.18:-P/f Polyethylene plastic water/sand fillable Metro Barricades having approx. size 1840mm. X 440mm. X 1900mm., (LxWxD), 32-35 Kgs empty wt. and tank capacity 100-120 lits., manufactured by M/s. B.D. Industries or equivalent ISO Certified Company having minimum experience of 3 years in manufacturing and supplying to the Govt./Semi Govt./Other reputed organisations alongwith necessary fixing arrangement as specified and directed by the Engineer Incharge.

Item No.20:- Providing and laying Geocell-Techcell CE Marked a three dimensional honeycomb like cellular confinement system having weld spacing 356mm and cell depth 150mm of Techfab India, indigenously manufactured by blend of various polyethylene and additives, polyethylene strips ultrasonically welded consists of a multiple rhomboidal indentations over the entire strip on the prepared subgrade for subgrade stabilization by reinforcement and drainage application for roads, ground improvement work and erosion control of slopes etc. complete. (Specification: MORTH Section-700) with prior approval of concerned Superintending Engineer.

Item No.21:- Providing and laying CE Marked Woven Multifilament Polyester Geotextile indigenously manufactured using high molecular weight, high tenacity polyester filament yarn with high tensile strength, low elongation and low creep of Techfab India on the prepared subgrade for Reinforcement cum separation cum drainage & filtration application with necessary overlap as per drawing etc. complete. (Specification: MORTH Section-700) with prior approval of concerned Superintending Engineer.

Item No.22:- Providing and laying Precast Cement kerb with top and bottom width 150 mm and 230 mm resp. 950mm high as per detailed drawing in M-25 Grade, foundation concrete laid manually all complete as per clause 408 MOR&TH. (for Median Kerb Stone) (including all leads and lifts)

Item No.23:- Providing and casting in situ or precast tapering R.C.C. M-20 Mountable type Kerb with gutter (as per IRC 86 1983) embedded 125 mm below ground level over M-10 PCC finished neatly with C.M.1:2, setting the same in C.M.1:2, including the required excavation in any strata and removing the excavated stuff anywhere in city and redoing the surface as specified and directed by Engineering In-charge. Using Concrete Batching and Mixing Plant. (including all leads and lifts)

THAKUR INFRAPROJECTSPVT LTD