Tender For Repair And Maintenance Of Bonpass Village (Kamarpara) To Bonpass Railway Station Road At Different Stretches From Chainage 0.00 Km To 0.65 Km., 1.60 Km To 2.00 Km., 3.50 Km To 4.00 Km., 4.50 Km To 5.00 Km., 6.00 Km To 6.20 Km & 6.80 Km To
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Project Description
Tender for Repair And Maintenance Of Bonpass Village (Kamarpara) To Bonpass Railway Station Road At Different Stretches From Chainage 0.00 Km To 0.65 Km., 1.60 Km To 2.00 Km., 3.50 Km To 4.00 Km., 4.50 Km To 5.00 Km., 6.00 Km To 6.20 Km & 6.80 Km To 7.50 Km. In The District Of Purba Bardhaman Under Burdwan Division, P.W.D.
BOQ
| Sl. No. | Item Description |
| 1 | Filling Pot-holes and Patch Repairs with open-Graded Premix surfacing, 20mm. Removal of all failed material,in the pavement courses and if necessary below the pavement,until the root causes of the failure is removed, the trimming of completed excavation to provide firm vertical faces; specified for the pavement layer; application of tack coat conforming to cl. 503 of MORT&H's specification ,on to the sides and base of excavation prior to placing hot bituminous material as per clause 510 and the compaction,trimming and finishing of the surfaces of all patches to form a smooth continuous surface, level with the surrounding road as per the requirement of clause 3004.2 of MORT&H's specification |
| 2 | 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 RevisionI. By Mechanical Means |
| 3 | Repairing Pot-holes with Bituminous Macadam (Grading - II, for compacted thickness of upto 75mm) cum 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 (26.5 mm nominal maximum aggregate size ) Layer Thickness 50-75mmwith 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. |
| 4 | Scarifying Existing Bituminous Surface to a depth of 50mm by Mechanical Means Scarifying the existing bituminous road surface to a depth of 50mm and disposal of scarified materials within all lifts and lead upto 1000metres (Reference to MORT&H's specification clause 305.4.3) |
| 5 | Water Bound MacadamProviding, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with 3 wheeled steel/ vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density (Reference to MoRT&H's specification 404).Using Screening (Table 400-10) Type-B (11.2 mm aggre) |
| 6 | 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 specfication clause 502). On WMM/WBM surface @0.70 -1.0 kg/sqm. For Bitumenous surface. |
| 7 | 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 @ 0.25kg - 0.30kg /sqm. |
| 8 | 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 @ 0.20kg - 0.3kg /sqm. |
| 9 | GST-18% (SGST=9% & CGST=9%) ADD Please Enable Macros to View BoQ information |
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