62.7 Km 4-Lane Thiruvananthapuram Outer Ring Road BOT Construction in Kerala
Construction Of 4 Lane Thiruvananthapuram Outer Ring Road (orr) From Navaikulam (ch. 0.000) To Vizhinjam (ch. 62.700) Section Of Nh 866 Design Length 62.7 Km In Kerala On Bot Mode
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