Rural Development Department Tender

Excavation for roadway in earth, soil of all sorts, sand, gravel or soft murum including dressing section to the required grade, camber and side slopes and conveying the excavated materials with all lifts upto a lead of 50 metre and spreading for embankment or stacking as directed. By Mechanical Means. Item / Page No : 11 / 23 Specification No : MORTH-301 Spec. Page No : 45-53

Construction of granular sub-base by providing close graded material, spreading in uniform layers with motor grader/ Paver on prepared surface, mixing by mix in place method with rotavetor at optimum moisture content and compacting with vibratory roller to achieve the desired density, complete as per clause 401. - By Mix in Place Method and grading - I material. Item / Page No : 4 / 27 Specification No : MORTH-301, 305, 401, 902, 112 Spec. Page No : 45-53, 63-77, 109-111, 417-421, 19-21

Construction of dry lean cement concrete sub-base over a prepared sub-grade with coarse and fine aggregate (V.S.I. grade finely washed crushed sand) conforming to Indian Standard : 383, the size of coarse aggregate not exceeding 25 milimetre, cement content not to be less than 150 kilogram per cubic metre, 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 / weigh batch mixer, transported to site with all leads and lifts, laid with a paver with electronic sensor / by suitable means as approved by Engineer in-charge, compacting with vibratory roller, finishing, curing and including preparation of sub-grade surface if required, excetra complete, with fully automatic micro processor based Programmable Logic Controller without Supervisory Control and Data Aquisition enabled reversible Drum Type mixer/ concrete Batch mix plant (Pan mixer) excetra complete. Item / Page No : 13 / 43 Specification No : MORT&H-601 Spec. Page No : --- Additional Specifications : If artificial / VSI crushed sand is used instead of natural sand; terms, conditions and specifications mentioned in Circular by Chief Engineer, Public Works Region, Pune bearing No CEP/D-2/Buildings-2/5940/2017 dated 17/10/2017 and Annexure-I attached to it and also Circular by Chief Engineer, Public Works Region, Nagpur bearing No 36 dated 15/01/2019 and Annexure-I attached to it will be appicable.