Construction of Box Culvert on Luni river on AR Satlana to Krishnkheda

Earth work in excavation for foundation of structure complete with all lift, dewatering, shoring and shuttering etc. including refilling of trenches in 250 mm layers, ramming, watering and disposal of surplus earth with all lifts and lead upto 1000 meters exclusive of compensation of earth as per MoRTH specification Clause 301 to 305. In ordinary soil Depth upto 3 metre

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and MoRTH specifications Clause 1702, 1703, 2102 & 2104 Cement concrete 1:3:6 mix crushed stone aggregates 20mm nominal size.

Stone masonry work in cement mortar in foundation complete as per drawing and MoRTH specifications Clauses 1402, 1405, 2102 & 2104 including Weepholes as per MoRTH specifications Clauses 2706 Coursed rubble masonry (1st sort) Cement sand mortar 1:4

Plastering with cement mortar (1:4), 20 mm thick on Stone work.

Providing and laying reinforced cement concrete pipe NP4 for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets Clause 2905. 1200 mm dia

Painting two coats including primer coat after filling the surface with synthetic enamel paint in all shades on new, plastered / concrete surfaces as per drawing and MoRTH Specification Clause 801

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 All Rajasthan except Bikaner, Churu, Hanumangarh and Sri Ganganagar For grading-III

Back filling behind abutment, wing wall and return wall in 150mm layers, with mechanical compaction, complete with all lead and lift as per drawing and technical specification as per MoRTH Specification : Clause : 304 Sandy material

Construction of dry lean cement concrete Sub- base 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 fully automatic computerised batching plant, transported to site, laid with a paver with electronic sensor, compacting with 8-10 tonnes vibratory roller, finishing and curing. For All Rajasthan except Bikaner

Constructionof un-reinforced,plaincementconcretepavement M-35 (Grade), thickness as per design, over apreparedsub base,with43/53gradecement asperClause602,coarseand fineaggregatesconformingtoIS:383,maximumsizeof coarse aggregatenotexceeding31.5mm,mixedinainfullyAutomatic ComputerisedBatchingPlant compatiblewithPrinter andPen Drive and transported to site in transit mixer for having continuousagitatedmixer,manufacturedasper approvedmix design includingpumpingofR.M.C. fromtransitmixer tositeof laying , with all lead and lift including cost of admixtures in recommended portion as per IS 9103 to accelerate/ retard setting of concrete, improve workability without impairing strengthanddurabilityasperdirectionofEngineer inchargelaid withaFixedFormPaver (layingandfixingof 150micronthick polytheneFilmand finished in continuous operation including provision of contraction and expansion, construction joints, applyingdebondingstrips, primer, sealant near approaches to bridge/culvert andconstruction joints, admixturesasapproved, curingofconcreteslabsfor14-daysusingwaterfinishingtolines andgradeasperdrawing andMoRTHSpecificationClause602 withall requiredequipments (DowelBarsandTieBarswill be paid seprately)