Name of Work:-Maintenance work on Various Roads under Jurisdiction of City Sub Div IV Ajmer (Annual rate contract)
Sl. No.
Item Description
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PARTICULAR
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Excavation in Soil using Hydraulic Excavatorand Tippers with disposal upto 1000 m Excavation for roadwork in soil with hydraulic excavator of0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross-sections, and transporting to the embankment location with a lift upto 1.5 m and lead upto 1000 m as per MoRTH Specification Clause 301.3
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Granular Sub-Base with Close Graded Material (Table:- 400-1) Plant Mix Method Providing laying spreading and compacting specified graded sand, gravel (crushed stone) as per Table 400-1,400-2 or any other course material as per design mix, as per CBR in sub base course including premixing the material at OMC in wet mix plant, carriage of mixed material spreading in uniform layers with motor grader F.E loader on a prepared base and compacting with vibratory roller to achieve desired density (as per I.S.2720) including all material, labor, machinery, lighting guarding, barricading and maintenance of diversion complete.[MoRTH specification : Clause 401]. By mechanical means.For Grading-II Material
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Wet Mix Macadam Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing thematerial with water at OMC in mechanical mixer (Pug Mill), carriage of mixed material by tipper to site, layingin uniform layers in sub-base/base course on a well prepared sub-base and compacting with smoothwheel roller of 80 to 100kN weight to achieve the desired density including lighting, barricading and maintenance of diversion, etc as per Tables 400-12 & 400-13 and MoRTH Specification Clause 406. By Mechanical Means with all lead
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Maintenace of bituminous surface road Repair to pot holes and removal of loose material, trimming of sides, cleaning of surface by providing tack coat, 20 mm thick pre-mix carpet and seal coat type B as per MoRTH specificationClause 3004.2
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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
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Supply of readymade cold bituminous mixture for pothole patching in potholes in accordance with IRC:116-2014 specifications with IRC: 116-2014 spccifications with 5.6% MC-800 Cut back Bitumenand suitable anti stripping agent with all lead and lift in 50 kg plastic lined sturdy bags complete in all respect as per direction of engincer-in- charge including all transportation, stacking & taxes etc
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Placing and compacting readymade cold bituminous mixture in potholes duly prepared in accordance with IRC:116-2014 with Specifications with all lead and lift for placement at site complete in all respect as per Direction of Engineer-in-charge including all taxes etc.
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