construction of quality control building at pattukkottai ( h ) c&m sub division for the work of area based comprehensive road improvements, strengthening and maintenance in state highways and major district roads for a length of 253.877 km in pattukottai and peravurani sub divisions of thanjavur ( h ) c&m division including initial rectification works improvements and widening from intermediate lane to double lane / multi lane, double lane to multi lane / four lane / , four lane to six lane, improvements including construction major bridges, wideningof minor bridges and slab culverts, construction of pre cast box culverts and pipe culverts, rcc and pcc storm water drain, retaining wall, crash barrier type rcccentre medians , road safety measuresto all the roads, plantation of avenue trees including upkeeping for a period of 60 months