Several posts above, there is a collage of the 48th and 540th and training maneuvers for the invasion. I began looking up some info this afternoon for LCT 560, which is clearly identified in some of the photos. Here is what I've found.
Mark VI Type
Displacement: 309 tons (landing)
Length: 119'
Beam: 32'
Draft: 3'7" forward, 4' aft (landing)
Speed: 8 knots
Armament: 2 20mm
Complement: 1 officer, 12 enlisted
Capacity: 4 medium or 3 50-ton tanks; or 150 tons cargo; accomodations for 8 troops
3 Gray 225 hp diesels; triple screws
No. Name Comm. Notes (: Lost)
LCT-501-547 1943-44
LCT-548 1943-44 (no details)
LCT-549-554 1943-44
LCT-555 1943-44 (no details)
LCT-556-558 1943-44
LCT-559 1943-44 Lend-Lease to USSR
LCT-560 1943-44
LCT-561 1943-44 Lend-Lease to USSR
LCT-562 1943-44
LCT-563 1943-44 Lend-Lease to USSR
LCT-564-571 1943-44
LCT-572 1943-44 (no details)
LCT-573-578 1943-44
LCT-579 1943-44 (no details)
LCT-580-581 1943-44
LCT-582 1943-44 (no details)
LCT-583-592 1943-44
LCT-593 1943-44 (no details)
LCT-594-596 1943-44
LCT-597 1943-44 (no details)
LCT-598-611 1943-44
LCT-612 1943-44 (no details)
LCT-613-679 1943-44
LCT-680 1943-44
LCT-681-702 1943-44
LCT-703 1943-44 (no details)
LCT-704-712 1943-44
LCT-713 1943-44
LCT-714 1943-44 (no details)
LCT-715-743 1943-44
LCT-744-745 1943-44 Lend-Lease to USSR
LCT-746-776 1943-44
LCT-777 1943-44 (no details)
LCT-778-822 1943-44
LCT-823 1943-44 (no details)
LCT-824-842 1943-44
LCT-843-844 1943-44 Converted to Underwater Locator Minesweepers AMc(U)
LCT-845-886 1943-44
LCT-887-889 1943-44 Converted to Underwater Locator Minesweepers AMc(U)
LCT-890-960 1943-44
LCT-961 1943-44 (no details)
LCT-962 1943-44
LCT-963 1943-44 (no details)
LCT-964-982 1943-44
LCT-983 1943-44 (no details)
LCT-984 1943-44 (no details)
LCT-985-987 1943-44
LCT-988 1943-44 (no details)
LCT-989-997 1943-44
LCT-998 1943-44 (no details)
LCT-999-1014 1943-44
LCT-1015 1943-44 Lend-Lease to USSR
LCT-1016-1028 1943-44
LCT-1029 1943-44 (no details)
LCT-1030-1045 1943-44
LCT-1046-1047 1943-44 Lend-Lease to USSR
LCT-1048-1049 1943-44
LCT-1050 1943-44 (no details)
LCT-1051-1074 1943-44
LCT-1075 1943-44 (no details)
LCT-1076-1089 1943-44
LCT-1090 1943-44 (no details)
LCT-1091-1137 1943-44
LCT-1138 1943-44 (no details)
LCT-1139-1150 1943-44
LCT-1151 1943-44 (no details)
LCT-1152-1162 1943-44
LCT-1163 1943-44 Lend-Lease to USSR
LCT-1164-1175 1943-44
LCT-1176 1943-44 Lend-Lease to USSR
LCT-1177-1180 1943-44
LCT-1181 1943-44 (no details)
LCT-1182-1297 1943-44
LCT-1298 1943-44
LCT-1299-1357 1943-44
LCT-1358 1943-44 (no details)
LCT-1359-1433 1943-44
LCT-1434-1438 1943-44 Lend-Lease to USSR
LCT-1439-1441 1943-44
LCT-1442 1943-44 Lend-Lease to USSR
LCT-1443-1444 1943-44
LCT-1445 1943-44 Lend-Lease to USSR
LCT-1446-1465 1943-44
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Proud Daughter of Walter (Monday) Poniedzialek
540th Engineer Combat Regiment, 2833rd Bn, H&S Co, 4th Platoon
There's "No Bridge Too Far"