b sketch showing of defenses the complex underground com mand post for the north american air de fense command completion of the original work is expected by year end but additions to the contract will extend the work for an additional year typical of the com pany's tie-in construction potential utah completed over 8.5 million of work on the four corners steam electric power plant for arizona public service co built in connec tion with the company's navajo mine our work on the plant site included construc tion of an earth filled dam and reservoir pumping station and power plant substruc tures on march 31 1962 utah completed a 5-year construction effort with the inaug uration of the karnafuli multi-purpose proj ect in east pakistan built for the govern ment of pakistan with u.s government aid this challenging project included major logistics problems in the construction of the hydroelectric dam and required the train ing of 4200 pakistani personnel in construc tion skills the company's australian subsidiary an integrated self-contained engineering and construction company began the construc tion of 18 miles of tunnel included in the 46 million island bend joint venture part of the mammoth snowy mountain scheme in southeastern australia in this continuing period of intense com petition in both the domestic and inter national construction markets the com pany's policy is to become increasingly se lective in bidding those projects are chosen which offer an opportunity for reasonable profits and adequate return on investment in dredge kokuei-mar