46th Engineer Battalion Bien Hoa - Long Binh   Vietnam  The 46th Engineer Battalion (Construction) was capable of performing heavy construction projects, such as base camps and cantonment areas. The Battalion served with the 159th Engineer Group throughout its Vietnam Service. Located initially at Bien Hoa, it moved to Long Binh in january 1966 and remained at that location until it departed Vietnam. Arrived Vietnam: 18 Sept 1965 Departed Vietnam: 1 Nov 1971 Previous Station: Fort Polk Authorized Strength 1966 1970 1971 Battalion  893 674 864         Battalion Commanders - Vietnam Lieutenant Colonel George G. Hagedon 15 September 1965-17 January 1966 Lieutenant Colonel George Mason 17 January 1966-9 December 1966 Lieutenant Colonel William V. McGuinness, Jr. 9 December 1966-7 September 1967 Lieutenant Colonel George B. Gray, Jr. 7 September 1967-19 May 1968 Lieutenant Colonel Pendleton A. Jordan 19 May 1968-18 November 1968 Lieutenant Colonel John E. Gray 20 November 1968-10 June 1969 Lieutenant Colonel Marion F. Meador 10 June 1969-31 May 1970 Lieutenant Colonel Joseph L. Spruill 1 June 1970-12 December 1970