15th Comat Engineer History
Thanks to:
Ned Bedessem
mailto:Edward.Bedessem@HQDA.Army.Mil
Force Structure and Unit History Branch
U.S. Army Center of Military History
for his contribution to our site.

STATEMENT OF SERVICE
15th ENGINEER BATTALION
Constituted 1 July 1916 in the Organized Reserves as the Fifth Reserve Engineers
Organized 5 May 1917 at Pittsburgh, Pennsylvania
Ordered into active military service 21 May - 6 June 1917 at Oakmont, Pennsylvania
Redesignated 9 June 1917 as the Fifth Regiment (Engineers)
Redesignated 8 August 1917 as the 15th Engineers and allotted to the National Army
Demobilized 15 May 1919 at Camp Sherman, Ohio
Reconstituted 25 August 1921 in the Regular Army as the 15th Engineers
Assigned 24 March 1923 to the 9th Division (later redesignated as the 9th Infantry Division)
Redesignated 1 July 1940 as the 15th Engineer Battalion
Activated 1 August 1940 at Fort Bragg, North Carolina
Reorganized and redesignated 1 August 1942 as the 15th Engineer Combat Battalion
Inactivated 30 November 1946 in Germany
Activated 12 July 1948 at Fort Dix, New Jersey
Reorganized and redesignated 25 May 1954 as the 15th Engineer Battalion
Inactivated 31 January 1962 at Fort Carson, Colorado
Activated 1 February 1966 at Fort Riley, Kansas
Inactivated 25 September 1969 in Hawaii
Activated 21 June 1972 at Fort Lewis, Washington
Inactivated 15 April 1991 at Fort Lewis, Washington
15th ENGINEER BATTALION
CAMPAIGN PARTICIPATION CREDIT
World War I
St. Mihiel
Meuse-Argonne
World War II
Algeria-French Morocco
Tunisia
Sicily
Normandy
Northern France
Rhineland
Ardennes-Alsace
Central Europe
Vietnam
Counteroffensive, Phase II
Counteroffensive, Phase III
Tet Counteroffensive
Counteroffensive, Phase IV
Counteroffensive, Phase V
Counteroffensive, Phase VI
Tet 69/Counteroffensive
Summer-Fall 1969
DECORATIONS
Presidential Unit Citation (Army), Streamer embroidered SIEGFRIED LINE
Belgian Fourragere 1940
Cited in the Order of the Day of the Belgian Army for action at the MEUSE RIVER
Cited in the Order of the Day of the Belgian Army for action in the ARDENNES
Republic of Vietnam Cross of Gallantry with Palm, Streamer embroidered VIETNAM 1966-1968
Republic of Vietnam Cross of Gallantry with Palm, Streamer embroidered VIETNAM 1969
15th ENGINEER BATTALION
Republic of Vietnam Civil Action Honor Medal, First Class, Streamer embroidered VIETNAM 1966-1969
Company A additionally entitled to:
Presidential Unit Citation (Army), Streamer embroidered DINH TUONG PROVINCE
Company B additionally entitled to:
Presidential Unit Citation (Army), Streamer embroidered REMAGEN BRIDGEHEAD
Company C additionally entitled to:
Republic of Vietnam Cross of Gallantry with Palm, Streamer embroidered VIETNAM 1968