Restoration of the damaged portions of the NH 05 as under FDR of the Kalka Shimla Wangtoo NH 05 between Km 167.00 to 236.00 SH Providing Retaining wall in PCC M15 at 225.353 to 225.380 R.wall in wire crates at 224.290 to 224.362 and providing GBS and

Earth work in excavation of foundation of structures 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,backfilling the excavation earth to the extent required and utilising the remaining earth locally for road work. Ordinary Soil Manual Means , stacking the useful materials and disposal of unserviceable materials in all leads & lifts . Any loss to public /private poperty during course of excavation shall be the whole responsibility of the contractor including carriage of materials and equipment in all leads and lifts by all modes of transportation as per the direction by the Engineer-in-charge.

Providing and laying Plain Cement Concrete / Reiforced cement concrete in M15 Grade ( minimum 5.5 bags of cement per cum of concrete) in open Foundation complete as per Drawing and technical specifications clause 1500,1700,2100 , in all leads, lifts and carriage of materials by all means of transport etc. as per direction of the Engineer-in-Charge.

Providing and layingof filter mdia with granular material/stone crushed aggregate satisfying the requirements laid down in clause 2504.2.2 of MoRTH specifications to a thickness of not less than 600 mm ( six hundred millimetre ) with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind retaining walls abutment , wing wall and return walls to the full height compacted to a firm condition complete as per drawing and technical Specification, as per direction of the Engineer-in-Charge in all leads and lifts and carriage of materials by all means of transport etc.

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 slop of IV : 20 H towards drawing complete as per drawing and Technical Specifications and as per direction of the Engineer-in-Charge in all leads and lifts and carriage of materials by all means of transport etc.

Providing Gabion Structure for retaining earth Providing and construction of gabion structure for retaining earth with segments of wire crates of size 7mx3m x0.6m each divided into 1.5m compartments by cross netting made from 4mm Galvenized steel wire @32 Kg per 10 Sqm having minimum tensile strength of 300 MPa conforming to IS 280 and Galvanizing coating conforming to IS:4826 , wowen into mesh with double twist mesh size not exceeding 100mm x100mm, filled with boulders with least dimension of 200mm , all loose ends are to be tied with 4mm GI steel wire and as per MORTH specification Clause 2503.30 including carriage of materials and equipment in all leads and lifts by all modes of transportation as per the direction by the Engineer-in-charge.

Construction of granular sub-base (Grading I) 200 mm thick 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 of MoRTH specifications and as per direction of the Engineer-in-Charge in all leads and lifts and carriage of materials by all means of transport etc.

Providing,laying and compacting WMM( wet Mix macadam) (250 mm thick )laying and compacting graded stone aggregate to wet mix macadam including premixing the material with water at OMC in mechanical mix plant carriage of mixed material by tipper to the site laying in uniform layers with grader in sub base /base course on well prepared surface and compacting with vibratory roller to achieve the desire density.

Prime Coat over WMM/WBM (i) Providing and applying primer coat with SS1 grade bitumen emulsion onprepared surface of granular Base including clearing ofroad surface and spraying primer at the rate of 0.70kg/sqm using mechanical means.

Tack Coat over bituminous surface Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.25 kg per square metre on the prepared bituminous surfacecleaned with mechanicalbroom.

Dense Graded Bituminous macadam DBM 50mm VG 30 (Grading II) Providing and laying dense graded bituminous macadam with higher capacity batch type HMP using crushed aggregates of specified grading, premixed with bituminous binder @4.5 Percent by weight of total 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 withsmooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTHspecification clause No. 505complete in all respects.

Bituminous concrete (Grading II) Providing and laying bituminous concrete with higher capacity batch typehot mix plant using crushedaggregates of specifiedgrading, premixed withbituminous binder @ 5.4 Percent of mix and filler,transporting the hot mix towork site, laying with a hydrostatic paver finisher with sensor control to therequired grade, level and alignment, rolling withsmooth wheeled, vibratoryand tandem rollers to achieve the desired compaction as perMORTHspecification clause No. 507complete in all respects