Special Repair to CD Work on Nawa to Khakharki Road

Compacting original ground supporting subgrade. Loosening, Levelling and Compacting original ground supporting embankment to facilitate placement of first layer of embankment, scarified to a depth of 150 mm, mixed with water at OMC and then compacted by rolling so as to achieve minimum dry density as given in Tables 300-1 and 300-2 for embankment construction as per MoRTH Specification Clause 305.3.4

Restoration of rain cuts with soil, moorum gravel or a mixture of these, clearing the loose soil, benching for 300mm width laying fresh material in layers not exceeding 250 mm and compaction with plate compactor or power rammer to restore the original alignment, level and slopes as per drawings and MoRTH specifications Clause 3002 Mechanical Means

By Mix in Place Method. Construction of granular sub-base by providing well graded material, spreading in uniform layers with Tractor Mount Grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with smooth wheel roller to achieve the desired density, complete as per MoRTH Specification Clause 401. For Grading III Material

WBM Grading 1 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening & binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 1 as per MoRTH Specification Clause 404. Using Crusher Broken Aggregate

WBM Grading 2. Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 2 as per MoRTH Specification Clause 404. using Crusher borken aggregate

Construction of un-reinforced, plain cement concrete pavement, thickness as per design, over a prepared sub base, with 43 grade cement or any other type as per Clause 602.2.2 M30 (Grade), coarse and fine aggregates conforming to IS:383, maximum size of coarse aggregate not exceeding 31.5 mm, mixed in a concrete mixer of not less than 0.5 cum capacity and appropriate weigh batcher using approved mix design, laid in approved fixed Side Formwork (steel channel, laying and fixing of 150 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, sealant near approaches to bridge/culvert and construction joints, admixtures as approved, curing of concrete slabs for 14-days, using water finishing to lines and grade as per drawing and MoRTH Specification Clause 602 including vaccum dewatering process with all required equipments (Dowel Bars will be paid seprately)

Earthwork in excavation for structures as per drawing and MoRTH specifications Clause 304.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. Ordinary soil Upto 3 m depth

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and MoRTH specifications Clause 1702, 1703, 2102 & 2104 P.C.C. grade M 10 Nominal mix (1:3:6)

Precast Box Culvert - Providing and Fixing in position precast cement concrete Box - Culvert as per design and shape using coarse aggregate and fine aggregate derived from natural resources, ordinary portland / admixture as per design mix IS 456-2000 and standard like Indian standard international standard viz Japanese Industrial Standard (JIS) / Providing and Fixing in position precast reinforced cement concrete Box -Culvert or Cable Crossing Boxes as per design and shape, using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /PortIand flag cement, admixture* in recommended proportions as per IS: 456-2000 and standard like Indian standard international standards viz. Japanese Induslrial Standards (JIS)/ US standard/EU standard having of strength not less than M-50. using Thermo-Mechanically created bars (TMT/TMX) FE SOOD or more conforming to IS 1786 reinforcement bar and capable of carrying a wheel load of 32.5 zones with earth cushion 0.20 m to 3.00 m for heavy vehicle movement. Precast reinforced cement concrete drains using, service Crossing / stormwater etc. Rale includes aII cost of material, labor charges at the plant, cost of reinforcement formwork and lifting accessories, and transportation up Io work at fhe site. Rate excludes unloading lhe material at site, bids, and lift. All work up to plinth level: making necessary holes of required sizes for carrying through service lines etc., providing steel hooks for lifting, etc. .the work exciting as per the direction of Engineer in-charge. Nole: Rate shall also include technical assistance for the installation of producls at one time.

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and MoRTH specifications Clause 1702, 1703, 2102 & 2104. R.C.C grade M 20