Table of Contents Acknowledgments deleteix Preface Glossary of Abbreviations and Special Terms Introduction 1--Harbor Tugs11 Section 1. Yard Motor Tugs (YMT) 11 Section 2. District Tugs/Harbor Tugs (YT) 16 Section 3. Large Harbor Tugs (YTB) 63 Section 4. Small Harbor Tugs (YTL) 102 Section 5. Medium Harbor Tugs (YTM) 112 2--Oil and Water Barges Section 1. ­Self-Propelled Fuel Oil Barges (YO) 121 Section 2. ­Self-Propelled Gasoline Barges (YOG) 139 Section 3.

­Non-Self-Propelled Gasoline Barges (YOGL) 145 Section 4. ­Non-Self-Propelled Gasoline Barges (YOG/YOGN) 145 Section 5. ­Non-Self-Propelled Fuel Barges (YO/YON) 149 Section 6. ­Non-Self-Propelled Oil Storage Barges (YOS) 154 Section 7. ­Self-Propelled Water Barges (YW) 157 Section 8. ­Non-Self-Propelled Water Barges (YW/YWN) 163 3--­Self-Propelled Lighters and Barges Section 1. ­Self-Propelled Covered Lighters (YF) 167 Section 2. ­Self-Propelled Refrigerated Covered Lighters (YFR) 182 Section 3.

Range Tenders (YFRT) 182 Section 4. Harbor Utility Craft (YFU) 183 Section 5. ­Self-Propelled Garbage Lighters (YG) 194 Section 6. ­Non-Self-Propelled Garbage Lighters (YGN) 200 4­--­Non-Self-Propelled Lighters and Barges Section 1. Ash Lighters (YA) 202 Section 2. Coal Barges (YC) 203 Section 3. Open Lighters (YC) 211 Section 4. Fueling Barges (YCD) 226 Section 5.

Car Floats (YCF) 227 Section 6. Open Cargo Lighters (YCK) 230 Section 7. Aircraft Transportation Lighters (YCV) 230 Section 8. Ammunition Lighters (YE) 231 Section 9. Covered and Open Lighters (YF)/(YFN) 232 Section 10. Large Covered Lighters (YFNB) 243 Section 11. Dry Dock Companion Craft (YFND) 246 Section 12. Special Purpose Covered Lighter (YFNG) 247 Section 13.

Special Purpose Lighters (YFNX) 247 Section 14. Torpedo Transportation Lighters (YFT) 249 Section 15. Stevedoring Barges (YS) 250 Section 16. Sludge Removal Barges (YSR) 250 5­--Other ­Self-Propelled Craft Section 1. Miscellaneous Auxiliary Craft (YAG) 254 Section 2. Ocean Station Radar Picket Ships (YAGR)/Radar Picket Ships (AGR) 263 Section 3. Degaussing Vessels (YDG) 265 Section 4. Diving Tenders (YDT) 268 Section 5.

Ferry Boats and Launches (YFB) 271 Section 6. Ambulance Boats (YH) 282 Section 7. House Boats (YHB) 284 Section 8. Salvage Lift Craft (YLC) 288 Section 9. Light Salvage Lift Craft (YLLC) 288 Section 10. Dredges (YM) 289 Section 11. Motor Mine Planters (YMP) 294 Section 12. Net Tenders (YN) 294 Section 13.

Net Tender Tugs (YNT) 297 Section 14. District Patrol Vessels/Patrol Craft/Seamanship Training Craft/Training Patrol Craft (YP) 299 Section 15. Seaplane Wrecking Derricks (YSD) 303 Section 16. Torpedo Testing Barges/Torpedo Trials Craft (YTT) 309 Section 17. Seaplane Barges/Drone Aircraft Catapult Control Craft (YV) 311 Section 18. Miscellaneous Unclassified Craft (YX) 313 6--Other ­Non-Self-Propelled Craft Section 1. Floating Derricks/Floating Cranes (YD) 318 Section 2. Diving Tenders (YDT) 331 Section 3.

Floating Power Barges (YFP) 331 Section 4. Heavy Salvage Lifting Craft (YHLC) 333 Section 5. Mud Scows (YMD) 334 Section 6. Medium Salvage Lifting Craft (YMLC) 334 Section 7. Gate Vessels (YNg)/Gate Craft (YNG) 336 Section 8. Floating Pile Drivers (YPD) 339 Section 9. Floating Workshops (YR) 341 Section 10. Repair and Berthing Barges (YRB) 346 Section 11.

Repair, Berthing and Messing Barges (YRBM) 348 Section 12. Large Repair, Berthing and Messing Barges (YRBML)/(YRBL) 351 Section 13. Floating Dry Dock Workshops-Hull (YRDH) 352 Section 14. Floating Dry Dock Workshops-Machinery (YRDM) 352 Section 15. Radiological Repair Barges (YRR) 354 Section 16. Salvage Craft Tenders (YRST) 354 7--Miscellaneous Yard and District Craft Bow Docks (YBD) 357 Yard Diving Boats (YDB) 357 Covered Lighter (YFL) 357 YFO 5 357 Refrigerated Covered Lighters (YFRN) 357 Heating Scows (YHT) 358 Open Landing Lighter (YLA) 358 ­YMN-1 358 Auxiliary Motor Minesweepers (YMS) 358 Coastal Tankers (YOL) 359 Pontoon Stowage Barges/Pontoon Storage District Barges (YPK) 359 Submarine Rescue Chambers (YRC) 359 Repair Covered Lighters (YRL) 360 Stowage Pontoons/Salvage Pontoons (YSP) 360 YTLX 318 361 Catapult Lighter (YVC) 361 ­Non-Self-Propelled Water Distilling Barge (YWDN) 362 8--Floating Dry Docks (YFD) 9­--Other Miscellaneous Service Craft, Boats and Ships Crane Ship (AB) 371 Presidential Yachts (AG) 371 Deep Submergence Support Ships (AGDS) 372 Research Submarines (AGSS) 372 Barracks Craft (APL) 372 Berthing Barges (APL)/Auxiliary Personnel Lighters (APL)/Small Auxiliary Personnel Lighters (APL[S]) 373 Advanced SEAL Delivery System (ASDS) 373 Auxiliary Swimmer Delivery Vessels (ASDV) 374 Catapult Lighter (AVC) 374 Dry Deck Shelters (DDS) 374 Drone Recovery Craft (DR 1) 375 Deep Submergence Rescue Vehicles (DSRV) 375 Deep Submergence Vehicles (DSV) 376 Miscellaneous Unclassified Vessels (IX) 377 Large Scale Vehicles (LSV) 377 Inshore Minesweeper (MSI)/Research Vessels 378 Research Submersible (­NR-1) 379 Patrol Gunboats (PG)/Research Craft 379 Research Support Boat/Range Support Boat (­RSB-1) 380 ­Self-Defense Test Ships (SDTS) 380 SEAL Delivery Vehicles (SDV) 381 Surface Effects Ships (SES) 382 Target and Training Submarines (SST) 382 Range Support Ship/Hull Form Research Ship/SWATH Research Craft 383 Oil Ship Waste ­Off-Loading Barge (SWOB) 383 Midget Submarine (X) 384 10--Various Vessels in Service and Support Roles Acoustic Research Craft 385 Aerial Target Launch Ship (ATLS) 385 USS Arizona Memorial Ferry Boats 386 Barrier Boats 386 Catamaran Ferry 387 Construction Platform 388 Fast Sea Frame Ship (FSF)/Sea Fighter 388 Floating Instrumentation Platform (FLIP) 389 Hull Form Research Ship/Sea Slice 389 Minelaying Practice Craft 390 Mini Tugboats 390 Missile Retrievers 391 Mobile Ship Target/MST 392 ­Patrol-Escort Craft 392 Propulsion Trials Craft/Jupiter II 393 Rescue Support Vessel/HOS Dominator 393 Salvage Tender/Keywadin 393 Salvage Training Hulks 394 Sonobuoy Trials Craft 394 Space Booster Recovery Ship/Independence 395 Submarine Escort Ships (­T-AGSE) 395 Submarine Targets/WSTTT & MASTT 396 Submersible Support Craft and Ships 396 Test Craft/Hiddensee 398 Torpedo and Decoy Retriever/Rangemaster 398 Torpedo/Weapon Retrievers 398 Trials Support Craft 401 Chapter Notes Bibliography Index.