Public Works Department Tender

Laying Reinforced Cement Concrete Pipe NP3/prestrssed concrete pipe on first class bedding in single row . (Laying Reinforced cement concrete pipe NP3prestrssed concrete pipe 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 . )(E)300 mm dia

Providing and fixing of precast concrete interlocking blocks of M 30 grade manufactured from fully computerised automatic stationer hydraulic vibro pressed machine and fully computerised automatic batching plant of class A1 / A2 as per BS 6717: 2001 with rubber mould technology including painting with lacker polishing. 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 subbase as defined. Complete job is to be executed as per the instruction of Engineer in charge. The rates to be inclusive of all lead and lift and taxes. 1. Shape : As specified by Engineer-in-charge,2. Tensile splitting strength and breaking load as per BS : 6717-2001.,3. Colour : Grey cement natural colour,4. Variation in Dimension : Less than 1.6mm,5. Variation in thickness : Less than 3.2mmP & F –do--80mm thick (M-30 Grade) –do--

By Mix in Place Method (Construction of granular sub-base by providing close graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the desired density, complete as per clause 401)for grading-III Material

Wet Mix Macadam (Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density.)