Entech is called upon to prepare construction estimates by a number of shipyards and banks in the area. Conrad Shipyard, Thoma-see boat builders, Allied Shipyard, South Louisana Bank and Patterson State Bank, Additional Entech performs inclining test dead weight surveies, prepares Stabity booklets, Marine Survey's, Submersible Barge load outs, Supervisies the loading and unloading of cargo on Boats and Barges & investages Marine casualities.