1942: 17th Naval Construction Battalion (NCB) commissioned at Camp Allen, Norfolk, Virginia.
1945: 7th Special NCB inactivated at Advance Base Depot (ABD), Port Hueneme, California.
1949: The 1st Naval Mobile Construction Battalion -- NMCB 1 was activated for use in advance base construction and participation in special task force projects.
1951: The U.S. Navy Bureau of Yards and Docks (BuDocks) Supply Depot, Davisville, Rhode Island, was disestablished. In its place, BuDocks established U.S. Navy Advance Base Depot, U.S. Navy Construction Battalion Center (CBC), U.S. Navy Advanced Base Tactical Training Center, U.S. Navy Advanced Base Supply Depot, and U.S. Navy Construction Equipment Depot, Davisville, Rhode Island.
1952: Establishment ceremony held for NMCB 9 at CBC, Port Hueneme, California.
1946: 20th Naval Construction Regiment (NCR) inactivated.
1967: NMCB 1 vehicle hit by claymore-type mine on Route 1. One man was killed in action, and five men were wounded.
1968: Cmdr. Warren H. Anderson, CEC, relieved Cmdr. Richard D. Coughlin, CEC, as commanding officer, NMCB 71, at Chu Lai, Republic of Vietnam (RVN).
2002: First Naval Construction Division (1NCD) commissioned at Naval Amphibious Base (NAB), Little Creek, Virginia, under command of Rear Adm. Charles Kubic. The Division made the Atlantic and Pacific Naval Construction Forces a unified Seabee command for worldwide operations.
2002: Capt. Gary Engle was selected as the first chief of staff of the newly established 1NCD, which was commissioned to lead the Naval Construction Force (NCF) globally.
1943: ACORN 11 arrived at Noumea. (Used during World War II, an ACORN was a tailored unit designed to carry out the rapid construction and subsequent operation of a landplane and seaplane advance base. Each ACORN had a construction battalion attached to it, as well as trained personnel to operate the control tower, field lighting, aerological unit, transportation, medical, berthing and messing facilities. A Construction Battalion Maintenance Unit (CBMU) also accompanied each ACORN to maintain the base after the initial construction was completed and the construction battalion had been withdrawn. During the war, ACORNs were sent to such places at Guadalcanal, Espiritu Santo, Green Island, Rendova, Treasury Island and Majuro.)
1942: Naval Construction Training Center (NCTC), Davisville, Rhode Island, is commissioned. 18th NCB commissioned at Camp Allen, Norfolk, Virginia.
1944: 8th NCB commissioned.
1953: A devastating earthquake on the Greek Island of Cephalonia led to a display of Seabee-Marine teamwork. The commander of the 6th U.S. Fleet ordered 11 Marines and two Seabees from ACB 2 to form a landing party to assist the Greeks in emergency relief operations. The two Seabees were George F. Dyer and Robert J. Gillie. With equipment brought ashore from their ships, the Seabees and Marines first cleared a road from the beach to the village so that Jeeps could bring out the injured. A heavy landslide which blocked the road completely had to be blasted before the Seabees bulldozers could start clearing a passage.
1967: Seabee Team 0407 moved from Saigon to Can Tho, RVN.
1968: Seabee Team 0310 with 12 men arrived at Long Kuyen, RVN, while Seabee Team 0311 with 12 men arrived at Can Tho, RVN.
1970: Capt. J.F. Washurn, CEC, was relieved by Capt. K.P. Sears, CEC, as commander, 32nd NCR.
1942: The 11th NCB was the first battalion to leave the Advance Base Depot, Port Hueneme, California, by ship. The battalion sailed on the SS Japara
for Tutuila, Samoa.
1942: The 18th NCB arrived at NCTC Davisville, Rhode Island, for advanced training. It was the first battalion to do so.
1943: 110th NCB commissioned at NCTC Camp Peary, Magruder, Virginia.
1944: 38th NCR commissioned.
1966: NMCB 133 commissioned, CBC, Gulfport, Mississippi.
1943: 101st NCB commissioned at NCTC Camp Peary, Magruder, Virginia. 115th NCB formed at NCTC Camp Peary, Magruder, Virginia.
1968: Main body of NMCB 58 arrived at Davisville, Rhode Island, from Da Nang, RVN.
1968: Seabee Teams 0703 and 0704 arrived at Da Nang, RVN, and proceeded directly to Soc Trang City and Go Cong City, respectively.
1968: Cmdr. J.C. Rickels, CEC, relieved Cmdr. L.D. Lawson, CEC, as commanding officer of NMCB 7.
1968: Cmdr. R.L. Dunlap, CEC, commanding officer, NMCB 22, relieved Cmdr. C.J. Mathews, CEC, commanding officer, NMCB 58, as commanding officer, Camp Haskins, North Da Nang, RVN.
1968: Capt. A.W. Walton Jr., CEC, relieved Capt. J.M. Hill Jr., CEC, as commander, 32nd NCR.
1968: First two flights of the main body of NMCB 58 departed Camp Haskins North, RVN, for return to CBC, Davisville, Rhode Island.
1970: Cmdr. H.E. Keppel Jr., Civil Engineer Corps (CEC), relieved Lt. Cmdr. H.H. Harrell, CEC, as commanding officer, Construction Battalion Maintenance Unit (CBMU) 302, at Naval Support Facility (NSF), Cam Ranh Bay, Republic of Vietnam (RVN).