Knowledge (XXG)

400 kV Thames Crossing

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from a platform on the Swanscombe Tower. The parachute he was using is believed to have failed to open, causing him to plunge to his death. This tower is a popular base jumping location because of two platforms that provide good launch points.
262: 274: 250: 384: 740: 157:. The span is 1,372 metres (4,501 feet), the minimum height of the conductors over the river is 76 metres (249 feet). Each tower has three crossarms and carries two circuits of 400 441: 735: 750: 306: 669: 379: 745: 553: 226: 238: 198:, it was built between 1927 and 1932 and was part of the Belvedere-Crowlands 132/33/25 kV double circuit. With the cessation of generation at 476: 659: 730: 28: 689: 611: 586: 291: 684: 664: 562: 311: 421: 407: 336: 546: 161: 149:
each side of the Thames. Some suggest that the choice of this height was deliberate, being just taller than the
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There was at one time an earlier 132 kV crossing nearby, with towers 148.4 metres tall. Linking
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The present crossing was built in 1965, and comprises two 190-metre (623 feet) tall
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Aerial view of the 190 metre Kent tower and Queen Elizabeth suspension bridge.
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400 kV power lines also cross the Thames at the
652: 636: 569: 100: 92: 84: 79: 71: 66: 56: 51: 43: 38: 21: 741:Electric power transmission in the United Kingdom 268:View of the internal structure of the Kent tower. 16:Overhead power line crossing of the River Thames 307:Powerline river crossings in the United Kingdom 210:In March 2006, Paul Smith-Crallan attempted to 670:High-voltage substations in the United Kingdom 547: 8: 554: 540: 532: 471: 27: 695:Record of Inter System Safety Precautions 736:Electric power infrastructure in England 751:Energy infrastructure completed in 1965 322: 222: 138:, England. Its towers are the tallest 18: 7: 660:Central Electricity Generating Board 202:, this line was dismantled in 1987. 280:View of one of the Kent tower legs. 358:(46). Amalgamated Press: 1321–1324 14: 690:Niagara Mohawk Power Corporation 387:from the original on 2014-08-14. 273: 261: 249: 237: 225: 612:Huddersfield Narrow Canal Pylon 424:from the original on 2003-03-08 410:from the original on 2003-01-17 339:from the original on 2003-03-08 746:1965 establishments in England 587:Aust Severn Powerline Crossing 292:Aust Severn Powerline Crossing 1: 685:National Grid Reserve Service 665:Electricity (Supply) Act 1926 489: 312:Crossings of the River Thames 122:, between Botany Marshes in 356:Wonders of World Engineering 377:Kirby, Terry (2006-03-15). 767: 731:Powerline river crossings 512: 506: 492: 487: 232:Detail of the Essex Tower 26: 457:51.4622389°N 0.3058861°E 244:Detail of the Kent Tower 88:High-level overhead line 67:Construction information 628:Severn-Wye Cable Tunnel 607:Gridlink Interconnector 592:Blackhillock Substation 352:"Power Over the Thames" 200:Belvedere Power Station 582:400 kV Thames Crossing 508:400 kV Thames Crossing 186:132 kV Thames Crossing 112:400 kV Thames Crossing 22:400 kV Thames Crossing 700:Registered power zone 577:275 kV Forth Crossing 518:Dartford Cable Tunnel 462:51.4622389; 0.3058861 431:Diagram of the towers 297:275 kV Forth Crossing 176:Dartford Cable Tunnel 80:Technical information 52:Ownership information 644:2003 London blackout 180:London Power Tunnels 453: /  383:. The Independent. 172:Thames Cable Tunnel 116:overhead power line 617:HVDC Cross-Channel 140:electricity pylons 713: 712: 680:National Grid plc 529: 528: 524: 523: 108: 107: 61:National Grid plc 758: 556: 549: 542: 533: 502:Woolwich Arsenal 490: 472: 468: 467: 465: 464: 463: 458: 454: 451: 450: 449: 446: 435: 434:, Skyscraperpage 425: 411: 389: 388: 382: 374: 368: 367: 365: 363: 347: 341: 340: 327: 277: 265: 253: 241: 229: 118:crossing of the 31: 19: 766: 765: 761: 760: 759: 757: 756: 755: 716: 715: 714: 709: 648: 632: 622:HVDC Kingsnorth 565: 560: 530: 525: 520: 516: 510: 504: 496: 483: 461: 459: 455: 452: 447: 444: 442: 440: 439: 428: 414: 400: 397: 392: 376: 375: 371: 361: 359: 350:Barry, Howard. 349: 348: 344: 329: 328: 324: 320: 288: 281: 278: 269: 266: 257: 254: 245: 242: 233: 230: 221: 208: 188: 93:Type of current 34: 17: 12: 11: 5: 764: 762: 754: 753: 748: 743: 738: 733: 728: 726:Towers in Kent 718: 717: 711: 710: 708: 707: 702: 697: 692: 687: 682: 677: 672: 667: 662: 656: 654: 650: 649: 647: 646: 640: 638: 634: 633: 631: 630: 625: 619: 614: 609: 604: 599: 594: 589: 584: 579: 573: 571: 567: 566: 561: 559: 558: 551: 544: 536: 527: 526: 522: 521: 511: 505: 488: 485: 484: 475: 437: 436: 426: 412: 396: 395:External links 393: 391: 390: 369: 342: 321: 319: 316: 315: 314: 309: 304: 299: 294: 287: 284: 283: 282: 279: 272: 270: 267: 260: 258: 255: 248: 246: 243: 236: 234: 231: 224: 220: 217: 207: 204: 187: 184: 147:lattice towers 106: 105: 102: 98: 97: 94: 90: 89: 86: 82: 81: 77: 76: 73: 69: 68: 64: 63: 58: 54: 53: 49: 48: 45: 41: 40: 36: 35: 33:The Kent tower 32: 24: 23: 15: 13: 10: 9: 6: 4: 3: 2: 763: 752: 749: 747: 744: 742: 739: 737: 734: 732: 729: 727: 724: 723: 721: 706: 703: 701: 698: 696: 693: 691: 688: 686: 683: 681: 678: 676: 675:Lattice Group 673: 671: 668: 666: 663: 661: 658: 657: 655: 651: 645: 642: 641: 639: 635: 629: 626: 623: 620: 618: 615: 613: 610: 608: 605: 603: 602:Fawley Tunnel 600: 598: 595: 593: 590: 588: 585: 583: 580: 578: 575: 574: 572: 568: 564: 563:National Grid 557: 552: 550: 545: 543: 538: 537: 534: 519: 515: 509: 503: 499: 495: 491: 486: 482: 478: 473: 469: 466: 445:51°27′44.06″N 433: 432: 427: 423: 419: 418: 413: 409: 405: 404: 399: 398: 394: 386: 381: 373: 370: 357: 353: 346: 343: 338: 334: 333: 326: 323: 317: 313: 310: 308: 305: 303: 302:List of spans 300: 298: 295: 293: 290: 289: 285: 276: 271: 264: 259: 252: 247: 240: 235: 228: 223: 218: 216: 213: 205: 203: 201: 197: 193: 185: 183: 181: 177: 173: 168: 166: 163: 160: 156: 152: 148: 143: 141: 137: 133: 132:West Thurrock 129: 125: 121: 117: 113: 103: 99: 95: 91: 87: 83: 78: 74: 70: 65: 62: 59: 55: 50: 46: 42: 37: 30: 25: 20: 624:(dismantled) 581: 513: 507: 493: 481:River Thames 448:0°18′21.19″E 438: 430: 416: 402: 372: 360:. Retrieved 355: 345: 331: 325: 209: 189: 169: 144: 120:River Thames 111: 109: 72:Commissioned 460: / 362:24 December 162:three-phase 142:in the UK. 720:Categories 570:Facilities 500:tunnel to 318:References 206:2006 death 178:, and the 124:Swanscombe 101:AC voltage 705:TV pickup 477:Crossings 212:BASE jump 196:Crossness 422:archived 408:archived 385:Archived 337:archived 286:See also 192:Dagenham 151:BT Tower 39:Location 653:Related 597:BritNed 479:of the 219:Gallery 44:Country 637:Events 174:, the 155:London 130:, and 114:is an 104:400 kV 514:East: 494:West: 136:Essex 57:Owner 417:News 403:News 364:2014 332:News 194:and 128:Kent 110:The 85:Type 75:1965 498:DLR 153:in 722:: 354:. 182:. 167:. 165:AC 159:kV 134:, 126:, 96:AC 47:UK 555:e 548:t 541:v 366:.

Index

The Kent tower
National Grid plc
overhead power line
River Thames
Swanscombe
Kent
West Thurrock
Essex
electricity pylons
lattice towers
BT Tower
London
kV
three-phase
AC
Thames Cable Tunnel
Dartford Cable Tunnel
London Power Tunnels
Dagenham
Crossness
Belvedere Power Station
BASE jump
Detail of the Essex Tower
Detail of the Kent Tower
Aerial view of the 190 metre  Kent tower and Queen Elizabeth suspension bridge.
View of the internal structure of the Kent tower.
View of one of the Kent tower legs.
Aust Severn Powerline Crossing
275 kV Forth Crossing
List of spans

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