Port project building giants have lined up to bag the green field Vizhinjam International Deepwater Seaport being developed by Adani Group in Thiruvananthapuram district of Kerala at an investment worth Rs. 7,535cr. In this connection, for the Vizhinjam International Seaport Ltd (VISL), the special purpose vehicle (SPV) of the Kerala government, had invited bids for the function of independent engineer (IE) and has received bids from over 16 infrastructure firms for the job, which included AMT Australian Marine Technology, TUV India, L&T Infrastructure, Tata Consulting, Egis India, AECOM India and Tata Projects, Maritimus, BMT India, Royal Haskoning, DHV India, Worley Parsons, Mott MacDonald, STUP Consultants, i-maritime, COWI India and HILL International. These firms had attended the pre-proposal conference organized in Thiruvananthapuram, said official sources, claiming that the terms of reference for the IE function would include inspection, monitoring, and management of construction works, documentation, issuing completion and provisional certificates and determining the costs of various works and services.