Knowledge (XXG)

Safeguard-class rescue and salvage ship

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s towing machine and propulsion. Additional retraction force can be applied to a stranded vessel through the use of up to six legs of beach gear, consisting of 6,000-pound (2,700 kg) STATO anchors, wire rope, chain, and salvage buoys. In a typical configuration, two legs of beach gear are rigged
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s caprail is curved to fairlead and prevent chafing of the towing hawser. It includes two vertical stern rollers to tend the towing hawser directly aft and two Norman pin rollers to prevent the towing hawser from sweeping forward of the beam at the point of tow. The stern rollers and Norman pins are
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serves as an element of the United States Navy's Combat Logistics Support Force and provides rescue and salvage services to the fleet at sea. She also supported the protection of forces ashore through post-assault salvage operations in close proximity to the shore. She is designed to perform combat
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carries 4 spring buoys. The spring buoys are carried beneath the port and starboard bridge wings. Each spring buoy weighs approximately 3,100 pounds (1,400 kg), is 10 feet (3.0 m) long and 6 feet (1.8 m) in diameter, provides a net buoyancy of 7½ tons, and can withstand 125 tons of
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has heavy lift system that consists of large bow and stern rollers, deck machinery, and tackle. The rollers serve as low-friction fairlead for the wire rope or chain used for the lift. The tackle and deck machinery provide up to 75 tons of hauling for each lift. The two bow rollers can be used
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together with linear hydraulic pullers to achieve a dynamic lift of 150 tons. The stern rollers can be used with the automatic towing machine to provide a dynamic lift of 150 tons. All four rollers can be used together for a dynamic lift of 300 tons or a static tidal lift of 350 tons.
432:-inch-diameter (57 mm), drawn galvanized, 6×37 right-hand lay, wire-rope towing hawsers, with closed zinc-poured sockets on the bitter end. The towing machine uses a system to automatically pay-in and pay-out the towing hawser to maintain a constraint strain. 435:
The automatic towing machine also includes a Series 400 traction winch that can be used with synthetic line towing hawsers up to 14 in (360 mm) in circumference. The traction winch has automatic payout but only manual recovery.
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The KM-37 diving system supports manned diving to depths of 190 feet (58 m) on surfaced-supplied air. A fly-away mixed gas system can be used to enable the support of diving to a maximum depth of 300 feet (91 m).
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has three manually operated fire monitors, one on the forward signal bridge, one on the aft signal bridge, and one on the forecastle, that can deliver up to 1,000 gallons per minute of seawater or
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Disabled or stranded ships might require various types of assistance before retraction or towing can be attempted. In her 21,000 cubic feet (590 m) salvage hold,
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has several diving systems to support different types of operations. Divers descend to diving depth on a diving stage that is lowered by one of two powered
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pull-through force. The spring buoys are used with beach gear legs rigged from a stranded vessel when deep water is found seaward of the stranded vessel.
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s towing capability is an Almon A. Johnson Series 322 double-drum automatic towing machine. Each drum carries 3,000 feet (910 m) of
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also has salvage and machine shops, and hull repair materials to effect temporary hull repairs on stranded or otherwise damaged ships.
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at the center, made fast to a spring buoy for the close end of each mooring leg with synthetic mooring lines. Using her capstans,
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salvage, lifting, towing, off-ship firefighting, manned diving operations, and emergency repairs to stranded or disabled vessels.
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can use equipment associated with her beach gear to lay a multi-point open water moor to station herself for diving and
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carries transportable cutting and welding equipment, hydraulic and electric power sources, and de-watering gear.
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had a fourth remotely controlled fire monitor mounted on her forward kingpost, but this was later removed.
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for decompression after deep dives or for the treatment of divers suffering from decompression sickness.
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raised hydraulically and can withstand a lateral force of 50,000 pounds (23,000 kg) at mid barrel.
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A typical four-point moor consists of an X pattern with four Stato Anchors at the outside corners and
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can shorten or lengthen the mooring line for each leg and change her position within the moor.
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also has two auxiliary bow rollers, which can support of 75 ton lift when used together.
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equipment for dives that require greater mobility than is possible in tethered diving.
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Two tow bows provide a safe working area on the fantail during towing operations.
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Systems Architecting Approach to Towing and Salvage Ship Recapitalization
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Stranded vessels can be retracted from a beach or reef by the use of
978:"US Navy Salvage Manual Volume 1: Strandings and Harbor Clearance" 462: 382:, and up to four legs of beach are rigged to the stranded vessel. 1436: 1313: 1239: 483:
to a depth of 60 feet (18 m) with lighter equipment.
408:(towing force at zero speed and full power) of 68 tons. 1878: 1853: 1828: 1799: 1753: 1714: 1705: 1676: 1626: 1564: 1509: 1482: 1475: 949:"US Navy Fact File: Rescue and Salvage Ships T-ARS" 468:The diving locker is equipped with a double-lock 1965:Auxiliary ship classes of the United States Navy 533:and a 40-ton-capacity boom on her aft kingpost. 385:In addition to the standard legs of beach gear, 1929:List of current ships of the United States Navy 1049: 1047: 1045: 1043: 1041: 1448: 1422:List of auxiliaries of the United States Navy 1325: 1136:"A Four-Point Moor is Taxing and Challenging" 907: 905: 903: 8: 1093: 1091: 1089: 1087: 1085: 1083: 1081: 1079: 1060:(MSc). University of Florida. Archived from 972: 970: 866: 864: 862: 529:has a 7.5-ton-capacity boom on her forward 16:United States Navy salvage and rescue ships 1711: 1479: 1455: 1441: 1433: 1332: 1318: 1310: 501:In addition to her two main ground tackle 1960:Auxiliary ships of the United States Navy 1166:"T-ARS 50 Safeguard Class Salvage Vessel" 1232:"Emergency Ship Salvage Material System" 1010: 1008: 1006: 1004: 1002: 745: 593: 582:In addition to the equipment carried by 350:Salvage of disabled and stranded vessels 1925:Bold indicates class not yet in service 833: 756: 20: 7: 1054:Southworth, George T. (June 2008). 922:. 25 September 2003. Archived from 479:The MK20 MOD0 diving system allows 185:3,282 long tons (3,335 t) full 1205:. 31 December 2003. Archived from 1108:. 11 February 2004. Archived from 1106:Naval History and Heritage Command 920:Naval History and Heritage Command 913:"USS Grapple Command History 2002" 879:Naval History and Heritage Command 404:s propulsion machinery provides a 212:15 ft 6 in (4.72 m) 14: 1172:. 20 January 2012. Archived from 1099:"USS Salvor Command History 2003" 872:"USS Salvor Command History 1986" 341:-class rescue and salvage ships, 1955:Ships built by Peterson Builders 1236:Supervisor of Salvage and Diving 1203:Supervisor of Salvage and Diving 1170:Supervisor of Salvage and Diving 810: 793: 776: 759: 71: 24: 1344:-class rescue and salvage ships 578:Emergency ship salvage material 566:(AFFF). When originally built, 323:Towing, Salvage and Rescue Ship 264:(26.9 km/h; 16.7 mph) 881:. 2 March 1987. Archived from 574:has a 3,600-gallon foam tank. 366:Retraction of stranded vessels 1: 1950:Safeguard-class salvage ships 1134:Shannon, Lee (4 April 2007). 1022:. 1 July 2002. Archived from 497:Recovery of submerged objects 280:100 (6 officers, 94 enlisted) 249:controllable-pitch propellers 1196:"US Navy Salvor's Handbook" 842:"Salvage and Towing Assets" 1981: 302:0.5 in (12.7 mm) 240:4,200 shp (3 MW) 1921: 1412: 1386: 1350: 985:Naval Sea Systems Command 638: 564:aqueous film forming foam 166: 40: 23: 1707:Military Sealift Command 1299:Military Sealift Command 1020:Military Sealift Command 454:Manned diving operations 193:255 ft (78 m) 1417:Rescue and salvage ship 1295:"USNS Grasp (T-ARS 51)" 1016:"US Navy Towing Manual" 481:surface-supplied diving 176:Rescue and salvage ship 167:General characteristics 555:Off-ship fire-fighting 333:Development and design 204:50 ft (15 m) 1854:Rescue & Salvage 1176:on 23 February 2012 1140:Naval Safety Center 846:www.navsea.navy.mil 599: 411:The centerpiece of 1566:Amphibious warfare 1510:Surface combatants 1469:United States Navy 1115:on 3 November 2012 955:. 20 November 2018 953:United States Navy 929:on 3 November 2012 888:on 3 November 2012 697:16 September 1982 594: 470:hyperbaric chamber 327:United States Navy 79:United States Navy 1937: 1936: 1917: 1916: 1754:Vehicle transport 1701: 1700: 1484:Aircraft carriers 1430: 1429: 1146:on 27 August 2009 750: 749: 729:15 November 1986 700:12 November 1983 677:14 December 1985 647:12 November 1982 640:Peterson Builders 312: 311: 98:Succeeded by 61:Peterson Builders 1972: 1712: 1480: 1457: 1450: 1443: 1434: 1334: 1327: 1320: 1311: 1306: 1301:. 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Puller 1560: 1505: 1471: 1461: 1431: 1426: 1408: 1382: 1346: 1338: 1305:on 12 May 2007. 1293: 1290: 1285: 1284: 1274: 1272: 1264: 1260: 1259: 1255: 1245: 1243: 1242:on 4 March 2016 1230: 1229: 1225: 1215: 1213: 1212:on 3 March 2016 1209: 1198: 1194: 1193: 1189: 1179: 1177: 1164: 1163: 1159: 1149: 1147: 1133: 1132: 1128: 1118: 1116: 1112: 1101: 1097: 1096: 1077: 1067: 1065: 1064:on 11 June 2015 1053: 1052: 1039: 1029: 1027: 1026:on 21 July 2007 1014: 1013: 1000: 990: 988: 980: 976: 975: 968: 958: 956: 947: 946: 942: 932: 930: 926: 915: 911: 910: 901: 891: 889: 885: 874: 870: 869: 860: 850: 848: 840: 839: 835: 830: 823: 815: 806: 798: 789: 781: 772: 764: 755: 732:1 October 2016 653:1 October 2016 650:17 August 1985 621:Decommissioned 592: 580: 557: 539: 499: 456: 443: 428: 424: 421: 419: 415: 401: 396: 374: 368: 352: 335: 72: 70: 36: 17: 12: 11: 5: 1978: 1976: 1968: 1967: 1962: 1957: 1952: 1942: 1941: 1935: 1934: 1932: 1931: 1926: 1922: 1919: 1918: 1915: 1914: 1912: 1911: 1904: 1897: 1894:Montford Point 1890: 1882: 1880: 1876: 1875: 1873: 1872: 1865: 1857: 1855: 1851: 1850: 1848: 1847: 1840: 1832: 1830: 1826: 1825: 1823: 1822: 1813: 1805: 1803: 1797: 1796: 1794: 1793: 1786: 1779: 1772: 1765: 1757: 1755: 1751: 1750: 1748: 1747: 1740: 1733: 1726: 1718: 1716: 1709: 1703: 1702: 1699: 1698: 1696: 1695: 1688: 1680: 1678: 1674: 1673: 1671: 1670: 1661: 1654: 1647: 1640: 1632: 1630: 1624: 1623: 1621: 1620: 1613: 1606: 1599: 1592: 1585: 1582:Whidbey Island 1578: 1570: 1568: 1562: 1561: 1559: 1558: 1549: 1542: 1535: 1528: 1521: 1513: 1511: 1507: 1506: 1504: 1503: 1500:Gerald R. Ford 1496: 1488: 1486: 1477: 1473: 1472: 1462: 1460: 1459: 1452: 1445: 1437: 1428: 1427: 1425: 1424: 1419: 1413: 1410: 1409: 1407: 1406: 1397: 1387: 1384: 1383: 1381: 1380: 1373: 1366: 1359: 1351: 1348: 1347: 1339: 1337: 1336: 1329: 1322: 1314: 1308: 1307: 1289: 1288:External links 1286: 1283: 1282: 1271:. 1 April 1999 1253: 1223: 1187: 1157: 1126: 1075: 1037: 998: 966: 940: 899: 858: 832: 831: 829: 826: 825: 824: 816: 809: 807: 799: 792: 790: 782: 775: 773: 765: 758: 754: 751: 748: 747: 744: 741: 737: 736: 733: 730: 727: 724: 723:28 April 1984 721: 718: 710: 709: 706: 704: 701: 698: 695: 692: 684: 683: 680: 678: 675: 672: 671:20 March 1983 669: 666: 658: 657: 654: 651: 648: 645: 642: 637: 634: 626: 625: 622: 619: 616: 613: 610: 607: 604: 591: 590:Ships in class 588: 579: 576: 556: 553: 538: 535: 498: 495: 455: 452: 395: 392: 367: 364: 351: 348: 334: 331: 321:is a class of 310: 309: 308: 307: 298: 286: 282: 281: 278: 274: 273: 270: 266: 265: 258: 254: 253: 252: 251: 241: 238: 236:diesel engines 226: 222: 221: 218: 214: 213: 210: 206: 205: 202: 198: 197: 191: 187: 186: 183: 179: 178: 173: 169: 168: 164: 163: 160: 156: 155: 152: 148: 147: 144: 140: 139: 136: 132: 131: 128: 124: 123: 120: 116: 115: 112: 108: 107: 99: 95: 94: 86: 82: 81: 68: 64: 63: 58: 54: 53: 47: 43: 42: 41:Class overview 38: 37: 29: 15: 13: 10: 9: 6: 4: 3: 2: 1977: 1966: 1963: 1961: 1958: 1956: 1953: 1951: 1948: 1947: 1945: 1930: 1927: 1924: 1923: 1920: 1910: 1909: 1905: 1903: 1902: 1898: 1896: 1895: 1891: 1889: 1888: 1884: 1883: 1881: 1877: 1871: 1870: 1866: 1864: 1863: 1859: 1858: 1856: 1852: 1846: 1845: 1841: 1839: 1838: 1834: 1833: 1831: 1827: 1821: 1820: 1819: 1814: 1812: 1811: 1807: 1806: 1804: 1802: 1798: 1792: 1791: 1787: 1785: 1784: 1780: 1778: 1777: 1773: 1771: 1770: 1766: 1764: 1763: 1759: 1758: 1756: 1752: 1746: 1745: 1741: 1739: 1738: 1734: 1732: 1731: 1727: 1725: 1724: 1720: 1719: 1717: 1715:Replenishment 1713: 1710: 1708: 1704: 1694: 1693: 1692:Emory S. Land 1689: 1687: 1686: 1682: 1681: 1679: 1675: 1669: 1668: 1667: 1662: 1660: 1659: 1655: 1653: 1652: 1648: 1646: 1645: 1641: 1639: 1638: 1634: 1633: 1631: 1629: 1625: 1619: 1618: 1614: 1612: 1611: 1607: 1605: 1604: 1600: 1598: 1597: 1593: 1591: 1590: 1589:Harpers Ferry 1586: 1584: 1583: 1579: 1577: 1576: 1572: 1571: 1569: 1567: 1563: 1557: 1556: 1555: 1554:Constellation 1550: 1548: 1547: 1543: 1541: 1540: 1536: 1534: 1533: 1532:Arleigh Burke 1529: 1527: 1526: 1522: 1520: 1519: 1515: 1514: 1512: 1508: 1502: 1501: 1497: 1495: 1494: 1490: 1489: 1487: 1485: 1481: 1478: 1474: 1470: 1466: 1458: 1453: 1451: 1446: 1444: 1439: 1438: 1435: 1423: 1420: 1418: 1415: 1414: 1411: 1405: 1403: 1399:Followed by: 1398: 1396: 1394: 1390:Preceded by: 1389: 1388: 1385: 1379: 1378: 1374: 1372: 1371: 1367: 1365: 1364: 1360: 1358: 1357: 1353: 1352: 1349: 1345: 1343: 1335: 1330: 1328: 1323: 1321: 1316: 1315: 1312: 1304: 1300: 1296: 1292: 1291: 1287: 1270: 1269:Everyspec.com 1263: 1257: 1254: 1241: 1237: 1233: 1227: 1224: 1208: 1204: 1197: 1191: 1188: 1175: 1171: 1167: 1161: 1158: 1145: 1141: 1137: 1130: 1127: 1111: 1107: 1100: 1094: 1092: 1090: 1088: 1086: 1084: 1082: 1080: 1076: 1063: 1059: 1058: 1050: 1048: 1046: 1044: 1042: 1038: 1025: 1021: 1017: 1011: 1009: 1007: 1005: 1003: 999: 987:. 31 May 2013 986: 979: 973: 971: 967: 954: 950: 944: 941: 925: 921: 914: 908: 906: 904: 900: 884: 880: 873: 867: 865: 863: 859: 847: 843: 837: 834: 827: 822: 821: 813: 808: 805: 804: 796: 791: 788: 787: 779: 774: 771: 770: 762: 757: 752: 742: 739: 738: 734: 731: 728: 725: 722: 719: 717: 716: 712: 711: 707: 705: 703:14 June 1986 702: 699: 696: 693: 691: 690: 686: 685: 681: 679: 676: 673: 670: 667: 665: 664: 660: 659: 655: 652: 649: 646: 643: 641: 635: 633: 632: 628: 627: 623: 620: 618:Commissioned 617: 614: 611: 608: 605: 602: 601: 597: 589: 587: 585: 577: 575: 573: 569: 565: 561: 554: 552: 550: 546: 543: 536: 534: 532: 528: 524: 522: 518: 513: 511: 507: 504: 496: 494: 492: 488: 484: 482: 477: 473: 471: 466: 464: 460: 453: 451: 448: 442: 437: 433: 414: 409: 407: 400: 393: 391: 388: 383: 381: 373: 365: 363: 361: 357: 349: 347: 344: 340: 332: 330: 328: 324: 320: 318: 306: 303: 299: 297: 293: 289: 288: 287: 284: 283: 279: 276: 275: 271: 268: 267: 263: 259: 256: 255: 250: 246: 242: 239: 237: 233: 229: 228: 227: 224: 223: 219: 216: 215: 211: 208: 207: 203: 200: 199: 196: 192: 189: 188: 184: 181: 180: 177: 174: 171: 170: 165: 161: 158: 157: 153: 150: 149: 145: 142: 141: 137: 134: 133: 129: 126: 125: 121: 119:In commission 118: 117: 113: 110: 109: 106: 104: 100: 97: 96: 93: 91: 87: 84: 83: 80: 69: 66: 65: 62: 59: 56: 55: 51: 48: 45: 44: 39: 35: 34: 27: 22: 19: 1907: 1901:Black Powder 1900: 1893: 1886: 1868: 1867: 1861: 1843: 1836: 1829:Surveillance 1817: 1816: 1809: 1789: 1783:John P. Bobo 1782: 1775: 1768: 1761: 1743: 1736: 1729: 1722: 1691: 1684: 1665: 1664: 1657: 1650: 1643: 1636: 1616: 1609: 1602: 1595: 1588: 1581: 1574: 1553: 1552: 1545: 1538: 1531: 1525:Independence 1524: 1517: 1499: 1492: 1476:Commissioned 1465:ship classes 1401: 1392: 1376: 1369: 1362: 1355: 1341: 1340: 1303:the original 1298: 1273:. Retrieved 1268: 1256: 1244:. Retrieved 1240:the original 1235: 1226: 1214:. Retrieved 1207:the original 1202: 1190: 1178:. Retrieved 1174:the original 1169: 1160: 1148:. Retrieved 1144:the original 1139: 1129: 1117:. Retrieved 1110:the original 1105: 1066:. Retrieved 1062:the original 1056: 1028:. Retrieved 1024:the original 1019: 989:. Retrieved 984: 957:. Retrieved 952: 943: 931:. Retrieved 924:the original 919: 890:. Retrieved 883:the original 878: 849:. Retrieved 845: 836: 819: 802: 785: 768: 735:Deactivated 714: 688: 674:21 May 1984 662: 656:Deactivated 630: 606:Hull number 595: 583: 581: 571: 567: 559: 558: 548: 547: 541: 540: 526: 525: 520: 516: 514: 512:operations. 505: 500: 486: 485: 478: 474: 467: 458: 457: 449: 440: 438: 434: 412: 410: 406:bollard pull 398: 397: 386: 384: 379: 371: 369: 359: 355: 353: 342: 338: 336: 316: 315: 313: 305:machine guns 182:Displacement 122:1985–present 102: 89: 49: 32: 18: 1908:Matej Kocak 1637:Los Angeles 1575:San Antonio 1546:Ticonderoga 1275:13 February 1246:13 February 1216:13 February 1180:13 February 1150:13 February 1119:13 February 1068:13 February 1030:13 February 991:13 February 959:13 February 933:13 February 892:13 February 851:17 February 232:Caterpillar 85:Preceded by 1944:Categories 1844:Victorious 1837:Pathfinder 1737:John Lewis 1628:Submarines 1610:Blue Ridge 828:References 612:Laid down 537:Heavy lift 325:under the 296:chain guns 277:Complement 225:Propulsion 1887:Spearhead 1869:Safeguard 1356:Safeguard 1342:Safeguard 769:Safeguard 740:Canceled 720:T-ARS-53 694:T-ARS-52 668:T-ARS-51 636:T-ARS-50 631:Safeguard 615:Launched 596:Safeguard 584:Safeguard 572:Safeguard 568:Safeguard 560:Safeguard 549:Safeguard 542:Safeguard 527:Safeguard 521:Safeguard 517:Safeguard 506:Safeguard 487:Safeguard 459:Safeguard 441:Safeguard 413:Safeguard 399:Safeguard 387:Safeguard 380:Safeguard 378:on board 372:Safeguard 360:Safeguard 356:Safeguard 343:Safeguard 339:Safeguard 337:Like all 317:Safeguard 217:Ice class 143:Cancelled 135:Completed 114:1982–1984 67:Operators 50:Safeguard 33:Safeguard 1818:Bethesda 1801:Hospital 1776:Shughart 1762:Bob Hope 1666:Columbia 1651:Virginia 609:Builder 531:kingpost 489:carries 285:Armament 57:Builders 1685:Avenger 1644:Seawolf 1603:America 1539:Zumwalt 1518:Freedom 1467:of the 1463:Active 1393:Bolster 1377:Grapple 820:Grapple 753:Gallery 743:ARS-54 715:Grapple 708:Active 682:Active 624:Status 503:anchors 427:⁄ 159:Retired 127:Planned 90:Bolster 1862:Navajo 1790:Watson 1769:Gordon 1723:Supply 1493:Nimitz 1402:Navajo 1370:Salvor 803:Salvor 689:Salvor 598:class 463:davits 394:Towing 294:25 mm 272:17,500 245:shafts 190:Length 151:Active 103:Navajo 76:  1879:Other 1810:Mercy 1677:Other 1404:class 1395:class 1363:Grasp 1265:(PDF) 1210:(PDF) 1199:(PDF) 1113:(PDF) 1102:(PDF) 981:(PDF) 927:(PDF) 916:(PDF) 886:(PDF) 875:(PDF) 786:Grasp 663:Grasp 603:Name 491:SCUBA 444:' 416:' 402:' 375:' 319:class 292:Mk 38 269:Range 262:knots 260:14.5 257:Speed 209:Draft 111:Built 105:class 92:class 52:class 1658:Ohio 1596:Wasp 1277:2019 1248:2019 1218:2019 1182:2019 1152:2019 1121:2019 1070:2019 1032:2019 993:2019 961:2019 935:2019 894:2019 853:2021 818:USS 801:USS 784:USS 767:USS 746:N/A 439:The 314:The 300:2 × 290:2 × 247:and 243:2 × 234:399 230:4 × 201:Beam 172:Type 46:Name 31:USS 510:ROV 329:. 195:o/a 1946:: 1297:. 1267:. 1234:. 1201:. 1168:. 1138:. 1104:. 1078:^ 1040:^ 1018:. 1001:^ 983:. 969:^ 951:. 918:. 902:^ 877:. 861:^ 844:. 465:. 220:1A 1456:e 1449:t 1442:v 1333:e 1326:t 1319:v 1279:. 1250:. 1220:. 1184:. 1154:. 1123:. 1072:. 1034:. 995:. 963:. 937:. 896:. 855:. 429:4 425:1 422:+ 420:2 162:2 154:2 146:1 138:4 130:5

Index


USS Safeguard
Peterson Builders
United States Navy
Bolster class
Navajo class
Rescue and salvage ship
o/a
Caterpillar
diesel engines
shafts
controllable-pitch propellers
knots
Mk 38
chain guns
0.5 in (12.7 mm)
machine guns
Towing, Salvage and Rescue Ship
United States Navy
bollard pull
davits
hyperbaric chamber
surface-supplied diving
SCUBA
anchors
ROV
kingpost
aqueous film forming foam
Safeguard
Peterson Builders

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