WBMAD/ULB/KM/NIT-17(e) /Dev/2025-2026/Sl No-70

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 Chips or Bajrees 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 net volume of stone materials consumed in the work) (a) Using suitable pan Vide Page-273, Item No. 10.07 Volume III: Road & Bridge Works PWD (WB), Schedule of Rates : 1.11.2017 (Based on rate analysis )

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 0.225 kg per sqm. ) (Based on rate analysis ) Vide -Page -248, Item No -5.02 (i)Volume III: Road & Bridge Works PWD (WB), Schedule of Rates : 1.11.2017

(ii) On Granular surfaces treated with primer (Using Bitumen emulsion at the rate of 0.25 to 0.30 kg per sqm.) (Using Bitumen Emulsion at the rate of 0.225 kg per sqm. ) (Based on rate analysis ) Vide -Page -248, Item No -5.02 (i)Volume III: Road & Bridge Works PWD (WB), Schedule of Rates :1.11.2017

Providing and laying bituminous macadam with Mobile Hot Mix Plant (Light Duty) using approved crushed aggregates of specified grading as per Table 500.4 premixed with bituminous binder, transported to site laid over a previously prepared surface at specified laying temperature by means of approved and suitable arrangements to the required grade, level and alignment and rolled with suitable power roller for break down, inter-mediate and finished rolling as per specification to achieve the desired compaction including cost and carriage of stone materials and bitumen, hire charges of machinery and equipment, cost of fuel and lubricants and wages of operational staff, including cost of applying tack coat, quality control complete as per Specifications for Road & Bridge Works of MoRT&H (5th Revision). B. For Grading II (19 mm nominal size, 50-75 mm thick.) Vide Page-249, Item no. 5.04 B) Volume III: Road & Bridge Works PWD (WB), Schedule of Rates : 1.11.2017 (Based on rate analysis of 13th Addenda & Corrigenda 2015-16)

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 tipper trucks or by any other suitable arrangements, laying the mixture uniformly over the surface with paver finisher, including manual operations as and when required for proper line, grade and level to serve as wearing course on a previously prepared base, including mixing in Hot Mix Plant and thoroughly rolling with a smooth wheeled roller 8-10 tonne capacity, finished to required level and grades including the cost and carriage of stone chips and matrix, heating the matrix, preheating the aggregates to required temperature and including the hire charges of Hot Mix Plant and other machinery, pay of operators, cost of fuel and lubricants etc. including cost of applying tack coat, complete as per Clause 510 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (iii) Using Drum mix Type HMP of minimum capacity 40-60 TPH. Vide Page-253, Item no. 5.10 Volume III: Road & Bridge Works PWD (WB), Schedule of Rates : 2015 - 16) (Based on rate analysis )

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 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). II By Manual Means : With Hot Bitumen Binder (@ 6.80 kg / 10 sqm.) Vide Page-255, Item no. 5.13- B) Volume III: Road & Bridge Works PWD (WB), Schedule of Rates : 2015 - 16) (Based on rate analysis )

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. Vide Page-271, Item-10.1 Volume III: Road & Bridge Works PWD (WB), Schedule of Rates : 1.11.2017

Carriage of Earth within Lead 5 Km with Loading & unloading . Vide Page-227 & 224, Item-1 & 1.03 b) Volume III: Road & Bridge Works PWD (WB), Schedule of Rates : 1.11.2017 V.P-12 Item no.-13 Vol-I, PWD(WB) Building Works

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