Tribal Welfare Engineering Department Tender

Road work;Construction of improved subgrade/ Shoulders by providing selected earth having minimum CBR of 10%, MDD not less than 1.85 g/cc with LL & PI not more than 40% and 20 respectively"&" and spreading in uniform layers with tractor grader on prepared surface, and compacted at OMC with vibratory roller 80-100 kN to meet requirement of Table 300.2 with as per Technical"&" Specification Clause 303 MORD / 305 MORTH, by using machinery including contractors profit & Over head charges

Road work;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 43 grade cement or as per Clause 1501.2.2 M30 (Grade), coarse and fine aggregates conforming to IS : 383, maximum in a concrete mixer of not less than 0.2 cum capacity and appropeiate weigh batcher using approved mix design, laid in approved fixed side formwork (steel channel, laying and fixing of 125 mictron thick polythene film, wedges, steel plates including levelling the formwork as per drawing), spreading the concrete with sholvels, rakes, compacted using needle, scareed and plate vibrators and finished in continuous operation including provision of contraction and expansion, construction joints, applying debonding strips, primer, sealant, dowel bars, near approaches to bridge / culvert and construction joints, admixtures as approved, curing of concrete slabs for 14- days, with water finishing to lines and grade as per drawing and Technical Specification Clause 1501 MORD.

Road work;Bituminous Concrete: Providing and laying bituminous concrete with 40 TO 60 TPH HMP/100-120 BMP batch type hot mix plnat producing an average uotput of 75 tonnes per hour using crushed aggregates of grading -II premixed with bitumonous binder 60/70 @ 5.4 to 5.6 percent of mix and filler with stone dust, trnsporting the hot mix to work site, laying with a mechanical paver to the required grade, level and alignment, rolling with smooth wheeled , vibratory and tandom rollers to achieve the desired compaction as per MORTH specification clause No 507 cmplete in all respects.