Restoration of Pinjore Baddi Nalagarh Swarghat Road on NH 21 A (New NH 105) from km 35/00 to 66/275

Amount

Earthwork in excavation for structures as per drawing and technical specifications Clause 304 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal within all leads lifts,dressing of sides and bottom and backfilling in trenches with excavated suitable material as per MoRT&H Specification clause 304 including all leads, lifts and carriage of materials as per the direction/entire satisfication of Engineer-in-Charge.

Providing and laying plain ready mix Cement Concrete of M-20(Twenty Grade)design mix with admixture as per Job mix formula and as per site requirment concrete pump for pumping concrete from miller in open Foundation complete Design and Technical Specifications as per MoRT&H Clause 1500, 1700 and 2100( latest revision) including all lead lift and carriage of material by all mode of transportation to the entire satisfaction and direction of the Engineer-In Charge .

Providing and laying plain ready mix Cement Concrete of M-15( Fifteen Grade)design mix with admixture as per Job mix formula and as per site requirment concrete pump for pumping concrete from miller in open Foundation complete Design and Technical Specifications as per MoRT&H Clause 1500, 1700 and 2100( latest revision) including all lead lift and carriage of material by all mode of transportation to the entire satisfaction and direction of the Engineer-In Charge .

Providing & making Gabion Structures with Mechanically woven double Twisted Hexagonal shaped Wire mesh Gabion Boxex as per IS 16014:2012, MoRT&H Clause 2500, of required size Mesh Type 10x12 (D=100mmm with tolerance of ± 2% ) Zinc +PVC coated, (MACCAFERRI or equivalent)Mesh wire diameter 2.7/3.7 mm,mechanicaly edged/salvaged with partitions at every 1m interval and shall have minimum 10 numbers of openings per meter of mesh perpendicular to twist , trying with lacing wire of diameter 2.2/3.2mm (ID/OD), supplied @ 3% by weight of Gabion boxex, filled with boulders with least dimension of 200mm, and cut stones in valley side front faces 15*15*18(cm) from approved Quarry as per MoRT&H specification clause 2503.3 (Latest revision) including all leads and lifts with all mode of transport and as per the direction of Engineer-in-charge

Providing & making Pitching with mechanically woven Hexagonal double twisted wire mesh Gabion mattress mesh type 6*8 cm zinc coated,(MACCAFERRI or equivalent) wire for river training (Bank protection and scour protection) application as per IS 16014:2012, MoRT&H clause 2504 of required size, mesh wire diameter 2.2mm minimum, mechanically edged/salvaged with partitions at 3 every 1 mtr interval, filled with boulders with least dimension of 110mm, as per direction of Engineer-in-Charge.

Providing and Laying of a geotextile filter (MACTEX N 30.2 5x100 or equivalent) between pitching and embankment slopes on which pitching is laid to prevent escape of the embankment material through the voids of the stone pitching/ cement concrete blocks as well as to allow free movement of water without creating any uplift head on the pitching as per MoRT&H specification clause 700 & 2504 (Latest revision) including all leads, lifts and carriage of materials as per entire satisfaction of Engineer-in-Charge.

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification as per MoRT&H specification clause 710.1.4 of IRC:78 & 2200 including all leads, lifts and carriage of materials as per entire satisfaction of Engineer-in-Charge.

Providing and laying sand filling to fill the voids complete in back filling benind abutment and wing wall etc. as per drawing and technical Specification ( assuming 20 per cent voids) as per MoRT&H specification clause 1207 (Latest revision) including all leads and lifts with all mode of transport and as per the direction of Engineer-in-charge

Dismantling of existing structures like Prestressed / Reinforced cement concrete grade M-20 & above 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 as per MoRT&H specification clause 202 (Latest revision) including all leads and lifts with all mode of transport and as per the direction of Engineer-in-charge

Providing weep holes in Brick masonry/Plain/ Reinforced concrete abutment, wing wall/ return wall with 100 mm dia PVC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing foce. Complete as per drawing and Technical Specifications as per MoRT&H specification caluse2706 & 2200 (Latest revision) including all leads and lifts with all mode of transport and as per the direction of Engineer-in-charge

lakhwinder thakur govt. contractor