Restoration of rain damages on Nagrota Segaldugh Chaknwar Pali road Km 0/00 to 9/090 (PDNA-2023)

Earth work in excavation for structures in all depths as per drawing and technical specification for rural roads clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious materials and disposal in all lead and lift including dressing of sides and bottom and back filling in trenches with excavated Suitable materials. All work of rock cutting by blasting shall be carried out by taking all necessary precautions against soil erosion damage to hill side water pollution etc. and to protect stability of hill side rock shall be excavated with chiseling and wedging out rock (where blasting is prohibited). All earth work in cutting/excavation including rock excavation shall be carried out true to lines grades, side slopes, width, camber super elevation and level as shown on the drawings or as directed by the Engineer-in-Charge hauling and stacking of materials useful for construction at suitable sites and safe disposal of unsuitable cut materials in specified manner filling of unevenness blind edge and finishing of the road to specified dimension or as directed by the Enginer-in-Charge. If the foundation of the structure is in an area with stagnant water or water is met with in the excavation due to spring seepage rain and other causes it shall be remove by suitable diversion bailing out or pumping as directed and the area of the foundation or embankment shall be kept dry. Any loss to the public or private property during the course of excavation shall be the sole responsibility of the contractor which shall have to be duly compensated by him at his own cost in all cases. The rates are inclusive of octroi, royality, malkana, toll tax, sale tax or other taxes imposed by the Government, but excluding GST & including entire carriage of material with in all leads and lifts as per entire satisfaction and direction of Engineer-in- Charge.

Providing and laying concrete for plain / reinforced concrete in open foundations complete as per drawing and technical specification clauses 802,803,1202 & 1203. Plain cement concrete nominal mix 1:2:4 (one cement: two sand: four graded, crushed stone aggregate 20mm (twenty octroi, royality, malkana, toll tax, sale tax or other taxes imposed by the Government, but excluding GST & including entire carriage of material with in all leads and lifts as per entire satisfaction and direction of Engineer-in- Charge.

Providing and erecting a "W" Metal Beam Crash Barrier comprising of 3mm (three millimetre) thick corrugated sheet metal beam guard rail 70cm (seventy centimetre) above road/ ground level fixed on ISMC series channel vertical posts 150x75x5mm thick (one hundred fifty into seventy five into five millimetre) spaced 2.00 (two point zero zero) metre centre to centre 1.80 metre (one point eight zero) high 1.10 metre (one point one zero) below ground/ road level all steel parts and fitments to be galvanised by hot deep process, all fittings to confirm to IS: 1364, metal beam guard rail to be fixed on the vertical posts with a spacer of channel section 150x75x5mm (one hundred fifty into seventy five into five millimetre), 330mm (three hundred thirty millimetre) long complete as per clause 810 within all leads, lifts carriage of material and other incidentals as per direction and satisfaction of Engineer-in-Charge.

Construction of Parapets with cement concrete 1:5:10 (one cement : five sand : ten graded, crushed stone aggregate 40mm (forty millimeter) nominal size) mechanically mixed with 15% (fifteen percent) plums, size of plum should be 150mm to 300mm ( one hundred fifty to three hundred millimetre) and curing complete including cost of excavation work and form work with steel plates as per standard drawing and HP.PWD. specifications complete including carriage of materials within all leads, lifts and other incidentals as per direction of Engineer-in-Charge.

Consolidation of sub grade with road roller including making good the undulation etcetra with earth or quarry soil etcetra and rerolling the sub grade complete as per HP.PWD Specifications specifications within all leads, lifts, carriage of material and other incidentals charges complete in all respect as per direction of Engineer-in-Charge.

Construction of granular sub-base by providing well graded material spreading in uniform layers with tractor mount grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with smooth wheel roller to achieve the desired density complete as per Techanical Specifications Clause 401 including carriage of material within all leads, lifts and other incidental charges and as per the entire satisfaction and direction of Engineer-in-Charge.

Providing, laying, spreading and compacting stone aggregates by mechanical means of 63mm to 45mm (sixty three millimetre to forty five millimetre) sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN (eighty-hundred kilo newton) in stages to proper grade and camber applying and brooming, stone screening/binding materials to fillup the interstics of coarse aggregate, watering and compacting to the required density Grading-2 (two) as per Technical Specification clause 405 complete including carriage of material within all leads, lifts and other incidentals complete in all respect as per direction of Engineer-in-Charge.

Providing, laying, spreading and compacting stone aggregates by mechanical means of 53mm to 22.4mm (fifty three millimetre to twenty two point four millimetre) sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN (eighty-hundred kilo newton) in stages to proper grade and camber applying and brooming, stone screening/binding materials to fillup the interstics of coarse aggregate, watering and compacting to the required density Grading-3 (three) as per Technical Specification clause 405 complete within all leads, lifts, carriage of material and other incidentals charges complete in all respect as per direction of Engineer-in-Charge.

Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70 to 1.00 kg/sqm ( Zero point seven zero to one kilogramme per square metre) using mechanical means as per Technical specification Cluase 502 including carriage of material within all leads, lifts and other incidentals complete in all respect as per direction of Engineer-in-Charge.

Providing and applying tack coat with bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30kg/sqm (zero point two five to zero point three zero kilogramme per square metre) on the prepared granular surfaces treated with primer and cleaned with hydraulic broom as per technical specification clause 503 including carriage of material within all leads, lifts and other incidentals complete in all respect as per direction of Engineer-in-Charge.