WORK NO 17

Dressing of earth work in surface excavation including cutting and filling upto 30cm depth including disposal of excavated earth upto 50m and lift upto 1.5 m.

Providing and laying lean cement concrete 1:4:8 in Sub- base over aprepared sub-grade with coarse and fine aggregate conforming toIS: 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 beless than 150 kg/ cum, optimum moisture content to be determinedduring trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in concrete mixer, laid manually,compacted with surface vibrator, finishing and curing complete as per clause 601, 112 of MoRT&H specification including all material, labour, machinery, lighting, guarding and maintenance of diversion

Providing and laying un-reinforced, plain cement concrete mix withConcrete Mixer & vibrator pavement over a prepared sub base with 43 grade cement , coarse and fine aggregate conforming to IS: 383,maximum size of coarse aggregate not exceeding 25 mm, mixed asper approved mix design, laid, spread, compacted and finished in a continuous operation including provision of contraction, expansion,construction and longitudinal joints etc including all material, labour,machinery, lighting, guarding and maintenance of diversion.M-20

Supplying & fixing 560mm dia opening SFRC manhole frame & cover as per IS : 12592-2002 in existing manholes including grouting the frame in PCC M-15 complete in all respect as directed by the Engineer HD-20