improvements to riding quality, construction of minor bridge, retaining wallincluding protective worksin government roads of srivilliputhur ( h ) c&m, sub division ( tnv-12 ) road a:improvements to riding quality at km 0 / 0 - 2 / 4, of mamsapuram - pudupatti roadroad b:construction of minor bridge at km 4 / 8 of gopalapuram - koomapatti roadincluding protective works in lieu of existing causewayroad c:construction of minor bridge at km 5 / 2 of gopalapuram - koomapatti road in lieu of existing causeway including protective worksroad d: construction of minor bridge at km 5 / 6 of gopalapuram - koomapatti road in lieu of existing causeway including protective worksroad e: construction of minor bridge at km 0 / 8 of watrap - maharajapuram-alagapurairoadgovindanallurto districtborderroadinlieuofexistingcauseway including protective worksroad f: construction of minor bridge at km 2 / 10 of watrap - maharajapuram-alagapurairoadgovindanallurto districtborderroadinlieuofexistingcauseway including protective worksroad g: construction of retaining wall at km 0 / 8, 0 / 10, 1 / 2 of ramalingapuram - nathikudi road