Tender for Pachalpararabindra Sangha To Buli Ghosh S House Via Rajarbagan-1 Pavement 1.01 Clearing and Grubbing Road Land Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per Technical Specifications Clause 201 for Rural Roads of MORD By Manual Means In area of non-thorny jungle 1.02 Dismantling of Structures Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 m as per Technical Specifications Clause 202 for Rural Roads of MORD. By Manual Means Cement Concrete 1.03 Dismantling of Cement Concrete Pavements Dismantling of cement concrete pavements by mechanical means using pneumatic tools breaking to pieces not exceeding 0.02 cum in volume and stock piling at designated locations and disposal of dismantled materials upto a lead of 1000 m, stacking serviceable and unserviceable materials separately as per Technical Specification Clause 202 for Rural Roads of MORD. 1.04 Construction of Embankment with Material Obtained from Borrow Pits Construction of embankment with approved material obtained from borrow pits with a lift upto 1.5 m, transporting to site,spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5 for Rural Roads of MORD. (Mode of measurement: pre works and post works) Using 1 cum Compensation for earth for land owned and arranged by Contractor, 1 cum Royalty No. charge & Cesses Charges on earth, 1 cum Carriage up to total lead of 2.0 km. 1.05 Construction of Embankment with Material Obtained from Borrow Pits Construction of embankment with approved material obtained from borrow pits with a lift upto 1.5 m, transporting to site,spreading, grading to required slope and compacting meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5 for Rural Roads MORD. (Mode of measurement: pre works and post works) 1.06 Construction of Subgrade and Earthen Shoulders Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of Table 300.2 with lead upto 1000 m as per Technical Specification Clause 303.1 for Rural Roads MORD. (Borrow pit /pre work post work measurement) Using 1 cum Compensation for earth for land owned and arranged by Contractor, 1 cum Royalty charge & Cesses Charges on earth, 1 cum Carriage up to total lead of 2.0 km. 1.07 Construction of Subgrade and Earthen Shoulders Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of Table 300.2 with lead upto 1000 m as per Technical Specification Clause 303.1 for Rural Roads MORD. (Borrow pit /pre work post work measurement) 1.08 Construction of Sub Base using Local Materials: Construction of Sub Base using Local Materials, spreading in uniform layers with Motor grader on prepared surface, including screening the metal as necessary, mixing by mix in place method with Rotavator at OMC, and compacting with vibratory roller to achieve the desired density, lighting, guarding and barricading including cost and carriage of all materials and making necessary earthen bundh of one metre wide on each side to protect the edges complete as per Clause 401 of Specifications for Road Bridge Works of MoRT&H (5th Revision). No. Description of Item of works For Construction of Sub Base by compacting 1st class brick aggregates (40 mm down) and sand (in proportion of 60:40). Using 0.9 cum Brick Aggregates (40 mm down), 0.48 cum Medium Sand (Grading Zone II as per IS:383- 1970) stacked at site. 1.09 Dry Lean Cement Concrete Sub- base Construction of dry lean cement concrete Subbase over a prepared sub-grade with coarse and fine aggregate conforming to IS: 383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per table 600-1, cement content not to be less than 150 kg/ cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant, transported to site, laid with a paver with electronic sensor, compacting with 8-10 tonnes vibratory roller, finishing and curing. (As per clause 601 of specifications for Road & Bridge Works of MoRT&H (5th Revision). Using 0.54 cum 20 mm Nominal graded Stone aggregate ( Pakur Variety ), 0.36 cum 10 mm Nominal graded Stone aggregate ( Pakur Variety ), 0.15 MT PPC / PSC / OPC33 1.10 A. Cement Concrete Pavement (laying manually) Construction of un-reinforced, dowel jointed at expansion and construction joint only, plain cement concrete pavement, thickness as per design, over a prepared sub base, with cement content as per IRC: 15-2011, coarse and fine aggregates conforming to IS:383,maximum size of coarse aggregate not exceeding 25 mm, mixed in a batch mix plant / RMC and appropriate weigh batcher using approved mix design (as per IRC:44 2008), laid in approved fixed side formwork (steel channel, laying and fixing of 125 micron thick polythene film,wedges, steel plates including levelling the formwork as per drawing, spreading the concrete with shovels, rakes,compacted using needle, screed and plate vibrators and finished in continuous operation including provision of contraction and expansion, construction joints, applying debonding strips, primer, polysulphide sealant, dowel bars, near approaches to bridge/culvert and construction joints, admixtures as approved, curing of concrete slabs for 14-days, using curing compound (where specified) and water finishing to lines and grade as per drawing and Technical Specification Clause 1501 for Rural Roads of MORD. With Batch Mix Plant Using 0.54 cum 20 mm Nominal graded Stone aggregate ( Pakur Variety ), 0.36 cum 10 mm Nominal graded Stone aggregate ( Pakur Variety ), 430 kg OPC (43 Grade), 0.45 cum Coarse Sand (Grading Zone I as per IS: 383- 1970) stacked at site.
