Urgent Patch repairing of work Chainage from 19.30 Kmp to 21 st Km and 23 Km to 24 th Km of B-K-S Road Under Berhampore Division No-1, PWD during the year 2025-26.

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. a) One brick-on-edge laid in herring bond pattern on a layer of brick flat (thickness 75 mm. plus 125 mm) Ch 19.30 Kandi Bridge Approach

(b) One brick-on-edge laid in herring bond pattern (thickness 125 mm) Ch 19.30 Ch 19.60 Chainage 21.2 Purandarpur Kandi Traffic

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, excluding cost of applying tack coat. [Tack coat is to be considered separately] i) With premixed Pakur Chips with 54 kg of bitumen per m3 of loose net volume of stone chips using concrete mixer machine. (The payment is to be made on the basis of loose netvolume of stone materials consumed in the work) (b) Using Mobile HMP (Light duty) Ch 19.000 To 21.00 Ch 25. To 26.00 Considering Potholes avg thickness 40 mm

Tack Coat Providing and applying tack coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 on the prepared surface cleaned with Hydraulic broom, moistening the surface including cost and carriage of emulsion, hire charges of machinery and labour, cost of fuel and lubricants all complete as per Clause 503 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (i) On Bituminous Surface (Using Bitumen Emulsion at the rate of 0.20 to 0.30 kg per sqm.)

Open-Graded Premix Surfacing using Bituminous (Viscosity grade Paving Bitumen / Modified bitumen) Binder and Mobile Hot Mix Plant (Light Duty) Providing, laying and rolling of Open - graded premix surfacing of 20 mm thickness composed of 13.2 mm (@ 0.018 m³ per m²) and 11.2 mm (@ 0.009 m³ per m²) size stone aggregates, including thoroughly cleaning of the surface, screening, cleaning and pre-heating stone chips and fully pre-coating the same either using viscosity grade paving bitumen or cut-back or emulsion, carrying the mixture by any suitable arrangements, laying the the hire charges of Mobile Hot Mix Plant (Light Duty) and other machinery, pay of operators, cost of fuel and lubricants etc. complete to be followed by seal coat of either Type A or Type B as per Technical Specification Clause 508 for Rural Roads of MORD Add cost & carriages of materials as per requirement vide Table 3.3-1 of Section 3 to get the final consolidated rate. For Road Surfacing area = Same as SL-2 Less For Potholes Area from SL-`1 ,Mkd-A

Providing and laying Premixed Seal Coat (Type B) with approved quality sand/grit @ 0.6 m3/ 100 m2 and bitumen binder on thoroughly cleaned black top surface coated with tack coat, including heating and mixing cleaned sand/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+B16uniformity, followed by rolling with power roller including the cost and carriage of l 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).. II By Manual Means With Hot Bitumen Binder (@ 6.80 kg / 10 sqm.) For Road Surfacing area = Same as SL-5

Add 18% extra in respect of GST on all items, on Rs.406635.00

Add 1% extra in respect of Labour Welfare Cess on items no. 1 to 6 on Rs.479829.00

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