CONSTRUCTION OF 52 NO. DWELLING HOUSES COMPRISING OF THE FOLLOWING: (A) 20 NO. 4 BED SEMI DETACHED HOUSES, (B) 1 NO. 4 BED DETACHED HOUSE, (C) 30 NO. 3 BED SEMI DETACHED HOUSES AND (D) 1 NO. 3 BED DETACHED HOUSE WITH ASSOCIATED SITE WORKS