widening, strengthening, improvements, construction of retaining wall including up keeping for a period of 60 months in govt. roads in respect of pattukkottai (h), c&m subdivision.road a, 01-cridp-19-20-o-2425-, widening from single lane to intermediate lane and improvements of nattusalai-thuvaranguruchi road at km 4/0-6/0 including upkeeping for a period of 60 monthsroad b, 01-cridp-19-20-o-2426-, widening from single lane to intermediate lane and improvements of nattusalai-thuvaranguruchi road at km 6/0-7/0 including construction of retaining wall at km 6/2,6/4 including upkeeping for a period of 60 monthsroad c, 01-cridp-19-20-o-2397-,widening from single lane to intermediate lane and strengthening of nattusalai-thuvaranguruchi road at km 0/0-2/0 including upkeeping for a period of 60 monthsroad d, 01-cridp-19-20-o-2440-, improvements of vadiyakkadu-kalyanaodai road at km 4/0-7/4 including upkeeping for a period of 60 monthsroad e, 01-cridp-19-20-o-2441-, improvements of kumbakonam - mannarkudy - adirampattinam road km 50/4 to thirumakkottai road at km0/0 -2/0 including upkeeping for a period of 60 months