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USNS Platte (AO 186) on date
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Class: CIMARRON (AO 177)
Design: SCB Project 739-yr
Displacement (tons): 11,645 light, 36,977 full
Dimensions (feet): 700' oa, 661' wl x 86' wl, 88' e x 32' max nav
Original armament: 4-5"/38
Later armaments: (19xx) 4-20mm
Complement: 12 officers and 148 enlisted
Speed (kts.): ##.#
Propulsion (HP): #,###
Machinery: turbine, 1 screw

Construction:
AONameOrdBuilderKeelLaunchComm
177CIMARRON9 Aug 1976Avondale18 May 197828 Apr 197910 Jan 1981
178MONONGAHELA9 Aug 1976Avondale15 Aug 19784 Aug 19795 Sep 1981
179MERRIMACK25 Jan 1977Avondale16 Jul 197917 May 198014 Nov 1981
180WILLAMETTE11 Apr 1978Avondale4 Aug 198018 Jul 198118 Dec 1982
186PLATTE11 Apr 1978Avondale2 Feb 198130 Jan 198216 Apr 1983

Disposition:
AONameTDecommStrikeDisposalFateMA Sale/Depart
177CIMARRON15 Dec 19983 May 199928 Jul 2001MA7 Nov 2012/D
178MONONGAHELA30 Sep 199930 Sep 199929 Nov 2001MA30 Jan 2015
179MERRIMACK18 Dec 199818 Dec 199829 Nov 2001MA21 May 2013/D
180WILLAMETTE30 Apr 199930 Apr 199928 Jul 2001MA26 Nov 2013/D
186PLATTE30 Jun 199930 Jun 199929 Nov 2001MA4 Nov 2014/D

Class Notes:
All were jumboized and lengthened 117 feet at Avondale between March 1989 and September 1992.

Ship Notes:
AONameMANotes
177CIMARRONFY 1976. Jumboized Jun 1990-Mar 1992. Entered SBRF 9 Feb 1999. Withdrawn 7 Nov 2012 under domestic sale.
178MONONGAHELAFY 1976. Jumboized Jan 1990-Oct 1991. Entered SBRF 22 Jun 1999. Withdrawn 13 Mar 2015 under domestic sale.
179MERRIMACKFY 1977. Jumboized Mar 1989-Dec 1990. Entered JRRF 21 Dec 1998. Withdrawn 21 May 2013 under domestic sale.
180WILLAMETTEFY 1978. Jumboized Oct 1989-Msy 1991. Withdrawn 26 Nov 2013 under domestic sale.
186PLATTEFY 1978. Jumboized Nov 1990-Sep 1992. Entered JRRF 14 Jul 1999. Withdrawn 4 Nov 2014 under domestic sale.

Page Notes:
Compiled: 18 Sep 2021
© Stephen S. Roberts, 2021
Sources: DB, Maroon, NVR