improvements, improvements to riding quality, widening from single lane to intermediate lane, junction improvements, construction of retaining wall, and cd works to state highways, major district roads and other district roads in sankarankovil (h) c&m, sub –division including upkeeping for a period of 60 months 1 widening from single lane to intermediate lane and improvements of shunmuganallur - sendamaram road at km 7/0 - 8/0 including construction of retaining wall including upkeeping for a period of 60 months2 widening junction improvement at km 10/400 of shunmuganallur - sendamaram road3 improvements of thiruvengadam - kundampatti road at km 0/0 - 4/2 including retaining wall and cd works including upkeeping for a period of 60 months4 improvements of road branching from km 15/6 of rajapalayam-sankarankovil-thirunelveli to karisalkulam road (via) rettiyarpatti-panthapuli road at km 1/0 - 5/0 including cd works including upkeeping for a period of 60 months5 improvements to riding quality at km 0/0 - 2/0 of paruvakudi - kovilpatti - ettayapuram - vilathikulam - vembar road (sh 44) including upkeeping for a period of 60 months6 improvements to riding quality at km 9/6 - 12/0 of paruvakudi - kovilpatti - ettayapuram - vilathikulam - vembar road (sh 44) including upkeeping for a period of 60 months7 improvements to riding quality at km 19/8 - 21/0 of puliyankudi - sankarankoil - kalugumalai - nalattinputhur road (sh 76) including upkeeping for a period of 60 months8 improvements to riding quality at km 8/0 - 9/0 and 12/6 - 13/6 of sankarankoil-veerasigamani road (md 409) including upkeeping for a period of 60 months