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| 1 | 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).Vide -Page -251, Item No -5.02 (i)Volume III: Road & Bridge Works PWD (WB), Schedule of Rates : 2018)(i) On Bituminous Surface(Using Bitumen Emulsion at the rate of 0.225 kg per sqm.)(Rate Based on rate analysis ) |
| 2 | 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 applyingtack 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 panVide Page-280, Item No. 10.08 Volume III: Road & Bridge Works PWD (WB), Schedule of Rates : 2018) 9thAddenda & Corrigenda 14.10.2020 (Rate Based on rate analysis ) |
| 3 | 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 applyingtack 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-252, Item no. 5.04 B) Volume III: Road & Bridge Works PWD (WB), Schedule of Rates : 2018) (Rate Based on rate analysis ) |
| 4 | 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 mixture uniformly over the surface, including line, grade and level to serve as wearing course on a previously prepared base, including mixing in Mobile Hot Mix Plant (Light Duty) 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 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.Vide Page-257, Item no. 5.11 Volume III: Road & Bridge Works PWD (WB), Schedule of Rates : 2018) (Rate Based on rate analysis ) |
| 5 | 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-258, Item no. 5.13- B) Volume III: Road & Bridge Works PWD (WB), Schedule of Rates : 2018) (Rate Based on rate analysis ) |
| 6 | 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-277, Item-10.1 Volume III: Road & Bridge Works PWD (WB), Schedule of Rates : 2018) |
| 7 | Removal of rubbish,earth etc. from the working site and disposal of the same beyond the compound, in conformity with the Municipal / Corporation Rules for such disposal, loading into truck and cleaning the site in all respect as per direction of Engineer in chargeVide Page-12, Item-13, Volume I: Building Works PWD (WB), Schedule of Rates : 2017) |
| 8 | Add 18 % GST |
| 9 | Add 1 % Cess |
