NIT22/E/2026-27/EE/CHD/SL04

Removal of Unserviceable Soil with Disposal upto 1000 metres Removal of unserviceable soil including excavation, loading and disposal upto 1000 metres lead but excluding replacement by suitable soil which shall be paid separately as per clause 305 (Reference to MoRT&H's specification clause 301).

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness. 1) By Manual Means B) In area of thorny jungle

Restoration of rain cuts Restoration of rain cuts with soilmoorum, gravel or a mixture ofthese, clearing the loose soil, benching for 300 mm width and extending continuously for a sufficient length and height of benches shall be in the range of 150-300mm. Fresh material shall be deposited in layers not exceeding 250 mm and compacting with plate compactor or power rammers or by suitab le implements handled manually to restore the originalalignment, levels and slopes as per the requiremnt of MORT&H's specification 3002.

Crusher Run Macadam Base: Providing crushed stone aggregate conforming to table 400-14, depositing on a prepared surface by hauling vehicles, spreading and mixing with a motor grader, watering and compacting with a vibratory roller to clause 407 to form a layer of subbase/ Base (Reference to MoRT&H's specification 407). By Mix in Place Method,For 53 mm maximum size. North Bengal Variety. For Patching works 45 mm Stone Chips = 0.09 m3/m3 22.4 mm Stone Chips = 0.034 m3/m3 5.6 mm Stone Chips = 0.43 m3/m3 Stone dust= 0.46 m3/m3

Prime Coat Providing and applying primer coat with cationic bitumen emulsion SS1 grade conforming to IS:8887 on prepared porous granular surface including clearing of road surface and spraying primer using mechanical means (Reference to MORT&H's specification clause 502). i) On WMM/WBM surface @ 0.85kg /sqm. Using Cationic SS-1

Tack Coat Providing and applying tack coat with Cationic bitumen emulsion (RS1) complying with IS:8887 using emulsion pressure distributor on the prepared bituminous/granular /cement concrete pavement surface cleaned with mechanical broom and high pressure air jet (Reference to MORT&H's specification clause 503). ii) On Granular surface treated with primer @ 0.275 /sqm. Using Cationic RS-I

Filling Pot Holes with Bituminous Macadam using Mobile Hot Mix plant (6-10 TPH) with approved crushed aggregates of specified grading premixed with bituminous binder @3.4% by wt. of the total mix, transported to site and laid in the pot hole prepared before hand by cutting the edges to get a firm vertical face and by removing all the failed and loose materials including dust and applying tack coat evenly on the sides and on the surface as per specification, rolling the filled depression with 8-10 tonne smooth wheeled roller to achieve the desired compaction, including the cost and carriage of stone aggregates and bitumen, hire charges of machinery and equipment, cost of fuel and lubricants and wages of all operational staff, quality control except the cost of tack coat complete as per direction of Engineer-in-charge. Payment to be made on the basis of the loose net volume of the stone aggregates used in the work. the filled depression. Using pakur variety & VG-30 20.00 mm Stone Chips = 0.049 m3/m3 13.20 mm Stone Chips = 0.232 m3/m3 5.60 mm Stone Chips = 0.457 m3/m3 Stone dust (2.36 mm to 75 micron)=0.260 m3 VG-30 (Packed)Bitumen - 52.81 kg

Tack Coat Providing and applying tack coat with Cationic bitumen emulsion (RS1) complying with IS:8887 using emulsion pressure distributor on the prepared bituminous/granular /cement concrete pavement surface cleaned with mechanical broom and high pressure air jet (Reference to MORT&H's specification clause 503). i) On bituminous surface @ 0.25kg /sqm Using Cationic RS-I

Providing, laying and rolling of open - graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using viscosity grade bitumen of approved grade to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a smooth wheeled tandem or other approved type roller 8-10 tonne capacity, finished to required level and grades (Reference to MORT&H's specification clause 510). Mechanical method using approved grade Bitumen and HMP of appropriate capacity not less than 75 tonnes/hour. Including Tack Coat RS-I @ 0.25 Kg/Sqm. 13.20 mm Stone Chips = 0.018 m3/m3 11.20 mm Stone Chips = 0.009 m3/m3 Cost of Bitumen (Bulk): VG-30= 1.46 Kg

Seal Coat Providing and laying seal coat of premixed fine aggregate/Stone Dust Grit(passing 2.36 mm and retained on 180 micron sieve) with bitumen using 128 kg of bitumen of grade VG 30 packed bitumen per cum of fine aggregate and 0.60 cum of fine aggregate per per 100 sqm of road surface, including rolling and finishing with road roller all complete.