Dismantling of pipe culverts and construction of box culverts at ch518/800 km and 519/650 km on NH-66 at Merces in the State of Goa under N H (O) Annual Plan 2023 - 24 (Re-tender)

Amount

Dismantling of Flexible Pavements (Dismantling of flexible pavements and disposal of dismantled materials up to a lead of 1000 metres, stacking serviceable and unserviceable materials separately). II) By Mechanical Means. A)Bituminous courses

Dismantling of Cement Concrete Pavement (Dismantling of cement concrete pavement by mechanical means using pneumatic tools, breaking to pieces not exceeding 0.02 cum in volume and stock piling at designated locations and disposal of dismantled materials up to a lead of 1000 metres, stacking serviceable and unserviceable materials separately)

Dismantling of Structures (Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 metres) ix) Removing all type of hume pipes and stacking within a lead of 1000 metres including earthwork and dismantling of masonry works. C)Above 900 mm

Earthwork in excavation of foundation of structures of culvert abutments, piers, retaining walls etc.as per drawing and technical specification, including setting out construction of shoring and bracing removal of stumps and other deleterious matter, dressing of sides and bottom, back filling the excavation earth to the extent required and utilising the remaning earth locally for road work upto 3 m depthas per MORTH Specification 304. INCLUDING DEWATERING Marshy soil ( without shoring and strutting) Mechanical Means

Transportation and carriage of material By tipper truck including loading, unloading and stacking. for a distance of 5 kms.

Supplying jamba wooden bally piles 200 mm mean diameter cut to a length required (not exceeding 9 meters) and planted in position ready for driving: a)Upto 2.5 meters long pile

Heading and pointing whole bally piles 200mm diameter including only rings, providing and fixing pile shoes, cutting of heads after driving and taking out rings removing cut off portions to departmental store as specified.

Driving down wooden piles of 200mm diameter either in vertical or battered work to approved lines and level through various strata including arranging all the appliances necessary for pile complete at site (portion in ground only to be measured) a)Upto 2.5 meters long pile

Rubble packing with hard laterite stone under floors including watering, ramming & consolidating etc. complete

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications. A)PCC Grade M15

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications. B) PCC Grade M20

Providing weep holes in Brick masonry/Plain/Reinforced concrete abutment, wing wall/return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing foce. Complete as per drawing and Technical specifications

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications. H)RCC Grade M35 Case-I Using Concrete Mixer

Supplying, fitting and placing un-coated HYSD bar reinforcement in foundation complete as per drawing and technical specifications

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications . H) RCC Grade M35. p) Height upto 5m Case I Using Concrete Mixer

Supplying, fitting and placing HYSD bar reinforcement in sub-structure complete as per drawing and technical specifications

Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification. D)RCC/PSC Grade M35 Case-I Using Concrete Mixer (i) For solid slab super structure, 18-28% of (a+b+c) (p)Height upto 5m

a)Supplying, fitting and placing HYSD bar reinforcement in super-structure complete as per drawing and technical specifications

Drainage Spouts complete as per drawing and Technical specification

Refilling the pipeline/foundation trenches plinth sides, foundation etc. with available excavated earth in layers not exceeding 20 cm depth consolidating each layer ramming and watering lead upto 50 M and all lifts and disposal of surplus earth as directed by Engineer in Charge

Granular Sub-Base with Coarse Graded Material ( Table:- 400- 2) (Construction of granular sub-base by providing coarse 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 as per clause 401) (ii) for grading- II Material

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)

Prime coat (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.)

Dense Graded Bituminous Macadam (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 specified grading, premixed with bituminous binder @ 4.0 to 4.5% 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 as per MoRTH specification clause No. 505 complete in all respects.) (ii)for Grading II (19 mm nominal size)

Tack coat Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous/granular surface cleaned with mechanical broom.

Providing and laying bituminious concrete with 40-60 TPH Drum Mix type Hhot mix plant producing an average output of 50 tonnes per hour using crushed aggregates of specified grading, premixed with bituminious binder to mix with filler, transporting the hotmix to work site, with all leads laying with a Mechanical paver finisher to the required grade, level and alignment, using antistripping agent rolling with smooth wheeled, vibratory or tandem rollers to achieve the desired compaction complete as per MoRT&H Specifications Clause 509 . Grade-II (13mm nominal size) @ 6.5% Bitumen of grade 60/70. a) Antistripping agent @ 0.5% of bitumen content

Supplying and fixing Pre-cast cement concrete kerb-stones(factory made,the factory should be ISO certified and registered under Dirctorate of Industries, Govt. of India) of M-20 with 20 mm nominal size granitic/basaltic aggregate properly consolidated by mechanical plat-form and vibrators with smooth finish including fixing at site complete as per specification. a) Size 30 cm L x 50 cm H x 15 cm T

Painting Two Coats on New Concrete Surfaces (Painting two coats after filling the surface with synthetic enamel paint in all shades on new plastered concrete surfaces)

Metal Beam Crash Barrier Type - B, Providing and erecting a "Thrie" metal beam crash barrier \providing and erecting "Thrie Beam " Crash barrier comprising of following three factory made unites-viz. 1) Thrie Beam 2) Spacer Block 3) Vertical Post. The Thrie beam 3mm thick cold roll formed guard rail raw material Conforming to IS-5986-2011 with minimum Grade 255 & with minimum yield stress of 255 Mpa which is fixed by bolted connection to spacer block C-channel of size 150mm* 75mm & 5mm thick, 54.6cm height spaced 2meter centre to centre, fixed to Vertical Post C-channel of size 150mm*75mm&5mm thick cold roll formed section made from HR coils raw material conforming to IS-5986-2011 with minimum Grade 255 & with minimum yield stress of 255MPa, with 85cms free height above road or Ground level, and embedded to 115cms deep in cement concrete block of size 35cm*35*115cm or as directed by Engineer Incharge, assembled & fixed as per drawings of MORTH&H Circular No.RW/NH/33022/1/94-DO/III, dated 24/6/1994 & construction operation as per 811 or revevant MORT&H specifications for Roads & Bridge Works (latest edition). All fittings (bolts, nuts, fasteners, washers etc.) shall be conforming to IS:1367 & IS:1364 & galvanished by hot dip zinc coated process @0.55kg/m2 conforming to relevent IS specifications all etc. complete

Retro- reflectorised Traffic signs (Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 2012 made of high intensity Grade sheeting using ASTM sheeting "C' type XI micro prismatic retro reflective material vide clause 801.3, fixed over aluminium sheeting, 2 mm thick with area not exceeding 0.9 sqm supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing)etc complete as per MORT &H Specifications Fifth Edition. A 10 years warranty for Retro Reflective Sheeting from the original sheeting manufacturer & a certified copy of three years outdoor exposure report from an independent test lab for the product offered shall be submitted by the contractor. ii) 60 cm equilateral triangle

Retro- reflectorised Traffic signs (Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 2012 made of high intensity Grade sheeting using ASTM sheeting "C' type XI micro prismatic retro reflective material vide clause 801.3, fixed over aluminium sheeting, 2 mm thick with area not exceeding 0.9 sqm supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing)etc complete as per MORT &H Specifications Fifth Edition. A 10 years warranty for Retro Reflective Sheeting from the original sheeting manufacturer & a certified copy of three years outdoor exposure report from an independent test lab for the product offered shall be submitted by the contractor. iii) 60 cm circular

Providing and laying of Filter media with granular materials/stone crushed aggregates satisfying the requirements laid down in clause 2504.2.2. of MoRTH specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and technical specification.

Road Delineators (Supplying and installation of delineators (road way indicators, hazard markers, object markers), 80-100 cm high above ground level, painted black and white in 15 cm wide stripes, fitted with 80 x 100 mm rectangular or 75 mm dia circular reflectorised panels at the top, buried or pressed into the ground and confirming toIRC-79 and the drawings.)

Supplying, of HDPE pipes at store or site of work including loading, unloading, stacking, transit insurance etc. complete bearing ISI mark &conforming to IS: 4984-1995 & made from PE 100 resin Class IV (6 kg/cm2). Outer dia. in mm v)800

Installation of product by Auger Boring method including making of entry and exit pits upto 3 mtr depth, all related civil works likes excavation,haring/struttng, etc., shielded excavation through auger boring process, lowering of pipe segments in the jacking pit, laying and jointing of product pipeline through jacking process from the jacking pit and after project completion as per the imstructions of the Engineer-in-charge all complete except the cost of the pipe. (Upto 60 meter installation length) Above 600 mm & upto 900 mm dia In all type of soil

M/S C A IBRAHIM