WBPWD/RD/EE/THD/NIT4/26-27/1

Mending Potholes and depressions by stitching picked jhama bricks with one brick-on-edge laid in herring bone pattern and including necessary cushion of sand below the soling (and in between layers) including cutting the pothole area to rectangular shape with vertical edges, removing all loose materials, finishing the surface to match with adjacent areas complete as per direction. One brick-on-edge laid in herring bond pattern Thickness 125 mm

Dressing and chilchalling Road flanks including cutting and filling with earth up to 150 mm average thickness finished with outward cross-grade of 1 in 30. (Extra quantity of earth for filling shall be obtained from road side borrow pits.)

Cutting kutcha drain of 600 mm wide and depth up to 300 mm, including disposal of excavated material in embankment slopes within a lead of 50 m. Through ordinary soil.

Repairing pot-holes and making up small depressions with ramming or power rolling including screening, cleaning chips or metals and washing, drying as necessary and heating the chips or metal where necessary, cutting pot holes to regular shapes with vertical edges, cleaning the disintegrated materials, heating matrix and applying tack coat (including sides), finishing the top of repaired surface levelled with adjoining area, including cost and carriage of stone aggregates and matrix, including cost of applying tack coat using MS grade packed bitumen emulsion @ 0.275 kg/m2. i) With pakur variety premixed Chips (22.4 mm @ 0.35 m3, 11.2 mm @ 0.35 m3 and 5.60 mm @ 0.3 m3) with 54 kg of bitumen VG - 30 (Pkd.) per m3 of loose net volume of stone chips using Mobile HMP (Light Duty). (The payment is to be made on the basis of loose net volume of stone materials consumed in the work)

Providing and laying surface dressing as wearing course in single coat using approved quality crushed stone aggregates of specified size and hot bituminous binder laid on prepared surface including thorough cleaning of the surface, screening and cleaning of stone chips, applying uniformly requisite quantity of hot bitumen, spreading uniformly dry stone aggregates and rolling with 8-10 tonne smooth wheeled steel roller with necessary hand packing or spreading of chips to obtain closed surface including the cost and carriage of bitumen and stone chips, heating the bitumen and all other cost and charges of fuel, lubricants in this connection including hire and operational charges of machinery and equipment for construction and quality control complete as per Clause 509 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (By Mechanical Means) Second coat or renewal coat on black topped surface using bitumen VG30 [Pkd.] @ 10 kg per 10 m2 and pakur variety stone chips (11.20 mm) (100% passing through 13.2 mm sieve and 100% retained on 5.6 mm sieve) @ 0.10 m3 per 10 m2 surface.

Providing and laying Premixed Seal Coat (Type B) with approved quality palur variety Stone grit @ 0.6 m3/ 100 m2 and bitumen binder on thoroughly cleaned black top surface coated with tack coat, including heating and mixing cleaned grit (100 % passing through 2.36 mm sieve and retained on 180 micron sieve) uniformly with bitumen binder, laying and spreading the mix at an uniform rate using suitable means, brushing the surface, if necessary, to ensure uniformity, followed by rolling with power roller including the cost and carriage of binder and aggregates, cost of heating the binder and aggregates and all other incidental charges, cost of fuel and lubricants, including hire charges of machineries, tools & plants required for construction and quality control complete as per Clause 511 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). By Manual Means With Hot Bitumen Binder VG - 30 (Pkd.) (@ 6.80 kg / 10 sqm.). Over freshly laid repairing pot hole surface with out tack coat.

Water Bound Macadam Sub Base by consolidating Jhama metal of specific size in hard crust to requisite thickness (measured after compaction) in layers including screening of metals etc. as necessary, hand packing, sweeping, watering and rolling in stages with power roller to proper line, grade and camber, lighting, guarding & barricading and making necessary earthen bundh of one metre width on each side where necessary to protect edges and preparing the bed by necessary cutting or filling and rolling all complete including the cost of all materials and hire and labour charges of all men and machineries and compacting to the required density, as per Clause 404 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (i) For Construction of Sub Base consolidating using Jhama metal (63 mm to 45 mm) @ 1.09 Cum loose volume./Cum of compacted volume. with moorum screening @ 0.26 Cum loose volume./Cum of compacted volume.

Add GST @ 18% on total amount over item No. 1 to 7 (i.e. Rs. 601150.17)

Add Labour Welfare Cess @ 1% on total amount over Item No. 1 to 8 (i.e. Rs.709357.20)