Extra Hill side cutting and gabion work on NH 07 Km 336.500 Location Farashu under chardham pariyojna contingency head of package 5 (Km 338 to Km 368)

Amount

HILL SIDE CUTTING

Excavation in Soil,Ordinary Rock,Hard Rock (blasting prohibited) using Hydraulic Excavator and Tippers with disposal upto 1000 metres. (Excavation for roadwork in soil,Ordinary Rock,Hard Rock (blasting prohibited) with hydraulic excavator including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, and transporting to the embankment location within all lifts and lead upto 1000m)

Excavation in Soil by Manual Means. (Excavation for roadway in soil using manual means including loading in truck for carrying of cut earth to embankment site with all lifts and lead upto1000 metres.)

Providing and Laying of Mechanically Woven Double Twisted Hexagonal shaped Gabions of galvanized steel, of size 3mX1mX1m with two diaphragms at 1 m interval, having mesh opening 100mmx120mm, mesh wire diameter 3mm for gabions,edge/selvedge wire diameter 3.9mm and lacing wire diameter 2.2mm. (Thework includes fillingboulders in the gabions).

KC DRAIN

Excavation in Soil by Manual Means. (Excavation for roadway in soil using manual means including loading in truck for carrying of cut earth to embankment site with all lifts and lead upto1000 metres.)

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications PCC Grade M15 Height upto 5m

SUB BASES, BASE COURSE

Granular Sub-base with Graded Material By Mix in Place Method (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 as per clause 401) for grading- I Material

Wet Mix Macadam laying using by Grader (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.)