57 - Interlocking Tile Work at Chittorikheda Community Hall, UIT Area, Chittorgarh

Excavation for road work in soil with hydraulic excavator of0.9cum 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 1.5m and lead upto 1000m as per MoRTHSpecification Clause 301.3

Providing and fixing of precast concrete interlocking block of M 30 grade manufactured from fully computerised automatic stationery hydraulic vibropressed machine and fully computerised automatic batching plant of class A1/A2 as per BS 6717:2001 with rubber mould technology including painting with lacker polising. The CC interlocking paving blocks be laid on average 50 mm. thick bed of coarse sand and the joint on is to be filled with fine sand. Laying procedure on compacted sub-base as defined. Complete job is to be executed as per the instruction of Engineer incharge. The rates to be inclusive of all lead, Lifts and taxes General specification of blocks: 80 mm thick interlocking blocks Category 'C': Not dentatedon any of it sfaces like Hexagonal, Rectangular, Square shape as per IRC:SP:63-2004

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 25mm, aggregate cement ratio not to exceed 15 :1, aggregate gradation after blending to be as per table 6001, cement content not to be less than 150kg/cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10Mpa at 7days, mixed in a batching plant, transported to site, laid with a paver with electronic sensor, compacting with 8-10 tonnes vibratory roller, finishing and curing.

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