1081:
70:
287:
1088:
508:
490:
252:
up to 0.75. It was powered by an 8,000 hp (6,000 kW) electric motor. It was repowered to 16,000 hp (12,000 kW) to give Mach number 1 capability in 1945. In 1947, the speed was increased to a Mach number of 1.2 with the installation of a contoured nozzle. In 1950, a slotted-throat
960:
915:
835:
955:
950:
825:
1055:
1020:
970:
940:
845:
700:
690:
1015:
910:
885:
840:
795:
1050:
1005:
990:
985:
895:
830:
775:
720:
670:
625:
1129:
890:
870:
850:
780:
765:
730:
725:
695:
660:
655:
630:
610:
605:
240:, the pressure in the test section is much lower than that in the rest of the tunnel. This required a structure that could withstand an inward force due to the pressure difference. Instead of steel construction, it was built from
1119:
1040:
1025:
975:
945:
920:
905:
820:
760:
755:
745:
715:
680:
675:
665:
600:
571:
1272:
1164:
995:
980:
965:
935:
880:
875:
860:
810:
805:
800:
785:
740:
685:
645:
635:
620:
1204:
1045:
1035:
925:
900:
865:
790:
705:
615:
1303:
1282:
1214:
1209:
1179:
1154:
1065:
1030:
1010:
1000:
815:
770:
750:
735:
710:
650:
1114:
1070:
1060:
930:
640:
1287:
1277:
1237:
1229:
1124:
1104:
855:
1194:
1189:
1134:
1262:
1247:
1199:
1184:
1159:
1139:
1267:
1252:
1242:
1219:
1174:
1149:
1144:
1109:
256:
Because it was the first continuous-flow high-speed tunnel, this tunnel was a landmark in wind tunnel design. This meant it could operate almost indefinitely to produce a high-speed airstream approaching the
1224:
1392:
1387:
1257:
1169:
264:
In 1950, the tunnel was the first in the world to be modified to incorporate a slotted throat design. This revolutionary design gave researchers their first accurate data on airframe performance in the
564:
298:
in 1985. In 2011, Building 641, which housed the tunnel, was demolished. The landmark designation was withdrawn in 2014, and it was removed from the
National Register of Historic Places.
1382:
584:
557:
1362:
1331:
1326:
1308:
387:
95:
280:. This said that the fuselage of the aircraft should narrow at the wings and expand at their trailing edges. This resulted in "wasp-waisted" aircraft.
512:
1336:
334:
580:
365:
302:
37:
1377:
248:-like" structure at the test section. The wind tunnel was designed as a single-return tunnel capable of moving air at speeds up to a
1367:
518:
444:
465:"National Register of Historic Places Inventory-Nomination: Eight-Foot High Speed Tunnel / Eight-Foot Transonic Tunnel"
530:
NASA Langley
Research Center, 8-foot (2.4 m) Transonic Pressure Tunnel, 640 Thornell Avenue, Hampton, Hampton, VA
56:
544:
523:
NASA Langley
Research Center, 8-foot (2.4 m) High Speed Wind Tunnel, 641 Thornell Avenue, Hampton, Hampton, VA
295:
230:
47:
395:
237:
222:
69:
1321:
1372:
1341:
549:
370:
286:
338:
314:
269:
range. The tunnel was deactivated in 1956, when a new 8-foot (2.4 m) tunnel was built near it.
277:
261:. And it was large enough to accommodate large-scale models and even full-scale aircraft sections.
241:
473:
226:
83:
464:
525:", 22 photos, 1 measured drawing, 29 data pages, 3 photo caption pages
448:
236:
The tunnel was completed in 1936 at a cost of $ 36,266,000. Because of its high speed and
420:
258:
141:
1356:
253:
test section was installed, and it was repowered to 25,000 hp (19,000 kW).
441:
535:
249:
214:
110:
97:
273:
266:
1087:
507:
529:
522:
536:
Aviation: From Sand Dunes to Sonic Booms, a
National Park Service
285:
245:
360:
218:
553:
272:
The wind tunnel was used for critical tests that validated the
244:
with walls up to 1 ft (0.3 m) thick. This resulted in an "
337:. Virginia Department of Historic Resources. Archived from
301:
There are additional photographs of the wind tunnel in the
545:
NASA Langley
Cultural Resources: 8-Foot High Speed Tunnel
421:"Withdrawal Nomination for Eight-Foot High Speed Tunnel"
1393:
Former
National Register of Historic Places in Virginia
1388:
Former
National Historic Landmarks of the United States
475:
Accompanying two photos, exterior, from 1981 and 1984
74:
The turning vanes of the Eight Foot High Speed Tunnel
1327:
History of the
National Register of Historic Places
1296:
1095:
591:
195:
187:
179:
171:
163:
158:
147:
134:
126:
89:
79:
1383:Historic American Engineering Record in Virginia
415:
413:
1363:Buildings and structures in Hampton, Virginia
565:
283:The tunnel was taken out of service in 1956.
8:
532:", 9 photos, 1 photo caption page
572:
558:
550:
458:
456:
442:NASA Langley's National Historic Landmarks
392:National Historic Landmark summary listing
68:
581:U.S. National Register of Historic Places
38:U.S. National Register of Historic Places
382:
380:
394:. National Park Service. Archived from
326:
361:"National Register Information System"
20:
7:
519:Historic American Engineering Record
366:National Register of Historic Places
303:Historic American Engineering Record
491:HAER photographs of the wind tunnel
290:Destruction of Building 641 in 2011
463:Harry A. Butowsky (May 15, 1984).
14:
1086:
1079:
513:Langley 8 Foot High Speed Tunnel
506:
48:U.S. National Historic Landmark
388:"Eight-Foot High Speed Tunnel"
149:
136:
1:
335:"Virginia Landmarks Register"
538:Discover Our Shared Heritage
207:Eight-Foot High Speed Tunnel
36:Formerly listed on the
29:Eight-Foot High Speed Tunnel
18:United States historic place
1309:National Historic Landmarks
521:(HAER) No. VA-118-B, "
217:located in Building 641 of
211:Eight-Foot Transonic Tunnel
57:Virginia Landmarks Register
1409:
296:National Historic Landmark
231:National Historic Landmark
1378:Tunnels completed in 1936
1317:
1077:
528:HAER No. VA-118-D, "
135:NRHP reference
67:
63:
54:
44:
34:
27:
23:
470:. National Park Service.
1368:Langley Research Center
423:. National Park Service
223:Langley Research Center
1322:Keeper of the Register
1234:Poquoson (no listings)
291:
1342:Contributing property
371:National Park Service
341:on September 21, 2013
289:
238:Bernoulli's principle
111:37.08028°N 76.34139°W
515:at Wikimedia Commons
398:on December 29, 2007
315:List of wind tunnels
373:. January 23, 2007.
278:supersonic aircraft
242:reinforced concrete
180:Designated VLR
172:Designated NHL
116:37.08028; -76.34139
107: /
447:2008-05-09 at the
294:It was declared a
292:
276:for the design of
1350:
1349:
1337:Historic district
511:Media related to
227:Hampton, Virginia
203:
202:
196:Delisted NHL
188:Removed from NRHP
183:February 18, 1986
159:Significant dates
84:Hampton, Virginia
1400:
1130:Colonial Heights
1090:
1083:
1082:
574:
567:
560:
551:
540:Travel Itinerary
510:
494:
488:
482:
481:
471:
469:
460:
451:
439:
433:
432:
430:
428:
417:
408:
407:
405:
403:
384:
375:
374:
357:
351:
350:
348:
346:
331:
209:, also known as
151:
138:
122:
121:
119:
118:
117:
112:
108:
105:
104:
103:
100:
72:
21:
1408:
1407:
1403:
1402:
1401:
1399:
1398:
1397:
1353:
1352:
1351:
1346:
1313:
1292:
1120:Charlottesville
1097:
1091:
1085:
1084:
1080:
1075:
593:
587:
578:
503:
498:
497:
489:
485:
479:
467:
462:
461:
454:
449:Wayback Machine
440:
436:
426:
424:
419:
418:
411:
401:
399:
386:
385:
378:
359:
358:
354:
344:
342:
333:
332:
328:
323:
311:
199:August 25, 2014
191:August 25, 2014
175:October 3, 1985
167:October 3, 1985
115:
113:
109:
106:
101:
98:
96:
94:
93:
75:
59:
50:
40:
30:
19:
12:
11:
5:
1406:
1404:
1396:
1395:
1390:
1385:
1380:
1375:
1370:
1365:
1355:
1354:
1348:
1347:
1345:
1344:
1339:
1334:
1332:Property types
1329:
1324:
1318:
1315:
1314:
1312:
1311:
1306:
1300:
1298:
1294:
1293:
1291:
1290:
1285:
1280:
1275:
1273:Virginia Beach
1270:
1265:
1260:
1255:
1250:
1245:
1240:
1235:
1232:
1227:
1222:
1217:
1212:
1207:
1202:
1197:
1192:
1187:
1182:
1177:
1172:
1167:
1165:Fredericksburg
1162:
1157:
1152:
1147:
1142:
1137:
1132:
1127:
1122:
1117:
1112:
1107:
1101:
1099:
1093:
1092:
1078:
1076:
1074:
1073:
1068:
1063:
1058:
1053:
1048:
1043:
1038:
1033:
1028:
1023:
1018:
1013:
1008:
1003:
998:
993:
988:
983:
978:
973:
968:
963:
961:Prince William
958:
953:
948:
943:
938:
933:
928:
923:
918:
916:Northumberland
913:
908:
903:
898:
893:
888:
883:
878:
873:
868:
863:
858:
853:
848:
843:
838:
836:King and Queen
833:
828:
823:
818:
813:
808:
803:
798:
793:
788:
783:
778:
773:
768:
763:
758:
753:
748:
743:
738:
733:
728:
723:
718:
713:
708:
703:
698:
693:
688:
683:
678:
673:
668:
663:
658:
653:
648:
643:
638:
633:
628:
623:
618:
613:
608:
603:
597:
595:
589:
588:
579:
577:
576:
569:
562:
554:
548:
547:
542:
533:
526:
516:
502:
501:External links
499:
496:
495:
483:
452:
434:
409:
376:
352:
325:
324:
322:
319:
318:
317:
310:
307:
259:speed of sound
201:
200:
197:
193:
192:
189:
185:
184:
181:
177:
176:
173:
169:
168:
165:
161:
160:
156:
155:
152:
145:
144:
139:
132:
131:
128:
124:
123:
91:
87:
86:
81:
77:
76:
73:
65:
64:
61:
60:
55:
52:
51:
45:
42:
41:
35:
32:
31:
28:
25:
24:
17:
13:
10:
9:
6:
4:
3:
2:
1405:
1394:
1391:
1389:
1386:
1384:
1381:
1379:
1376:
1374:
1371:
1369:
1366:
1364:
1361:
1360:
1358:
1343:
1340:
1338:
1335:
1333:
1330:
1328:
1325:
1323:
1320:
1319:
1316:
1310:
1307:
1305:
1302:
1301:
1299:
1295:
1289:
1286:
1284:
1281:
1279:
1276:
1274:
1271:
1269:
1266:
1264:
1261:
1259:
1256:
1254:
1251:
1249:
1246:
1244:
1241:
1239:
1236:
1233:
1231:
1228:
1226:
1223:
1221:
1218:
1216:
1213:
1211:
1208:
1206:
1205:Manassas Park
1203:
1201:
1198:
1196:
1193:
1191:
1188:
1186:
1183:
1181:
1178:
1176:
1173:
1171:
1168:
1166:
1163:
1161:
1158:
1156:
1153:
1151:
1148:
1146:
1143:
1141:
1138:
1136:
1133:
1131:
1128:
1126:
1123:
1121:
1118:
1116:
1113:
1111:
1108:
1106:
1103:
1102:
1100:
1094:
1089:
1072:
1069:
1067:
1064:
1062:
1059:
1057:
1054:
1052:
1049:
1047:
1044:
1042:
1039:
1037:
1034:
1032:
1029:
1027:
1024:
1022:
1019:
1017:
1014:
1012:
1009:
1007:
1004:
1002:
999:
997:
994:
992:
989:
987:
984:
982:
979:
977:
974:
972:
969:
967:
964:
962:
959:
957:
956:Prince George
954:
952:
951:Prince Edward
949:
947:
944:
942:
939:
937:
934:
932:
929:
927:
924:
922:
919:
917:
914:
912:
909:
907:
904:
902:
899:
897:
894:
892:
889:
887:
884:
882:
879:
877:
874:
872:
869:
867:
864:
862:
859:
857:
854:
852:
849:
847:
844:
842:
839:
837:
834:
832:
829:
827:
826:Isle Of Wight
824:
822:
819:
817:
814:
812:
809:
807:
804:
802:
799:
797:
794:
792:
789:
787:
784:
782:
779:
777:
774:
772:
769:
767:
764:
762:
759:
757:
754:
752:
749:
747:
744:
742:
739:
737:
734:
732:
729:
727:
724:
722:
719:
717:
714:
712:
709:
707:
704:
702:
699:
697:
694:
692:
689:
687:
684:
682:
679:
677:
674:
672:
669:
667:
664:
662:
659:
657:
654:
652:
649:
647:
644:
642:
639:
637:
634:
632:
629:
627:
624:
622:
619:
617:
614:
612:
609:
607:
604:
602:
599:
598:
596:
590:
586:
582:
575:
570:
568:
563:
561:
556:
555:
552:
546:
543:
541:
539:
534:
531:
527:
524:
520:
517:
514:
509:
505:
504:
500:
492:
487:
484:
477:
476:
466:
459:
457:
453:
450:
446:
443:
438:
435:
422:
416:
414:
410:
397:
393:
389:
383:
381:
377:
372:
368:
367:
362:
356:
353:
340:
336:
330:
327:
320:
316:
313:
312:
308:
306:
304:
299:
297:
288:
284:
281:
279:
275:
270:
268:
262:
260:
254:
251:
247:
243:
239:
234:
232:
228:
224:
220:
216:
212:
208:
198:
194:
190:
186:
182:
178:
174:
170:
166:
164:Added to NRHP
162:
157:
153:
146:
143:
140:
133:
129:
125:
120:
92:
88:
85:
82:
78:
71:
66:
62:
58:
53:
49:
43:
39:
33:
26:
22:
16:
1373:Wind tunnels
1283:Williamsburg
1215:Newport News
1210:Martinsville
1180:Harrisonburg
1155:Falls Church
1056:Westmoreland
1021:Spotsylvania
971:Rappahannock
941:Pittsylvania
846:King William
701:Chesterfield
691:Charles City
537:
486:
480:(32 KB)
474:
437:
425:. Retrieved
400:. Retrieved
396:the original
391:
364:
355:
343:. Retrieved
339:the original
329:
305:collection.
300:
293:
282:
271:
263:
255:
235:
210:
206:
204:
15:
1297:Other lists
1115:Buena Vista
1016:Southampton
911:Northampton
886:Mecklenburg
841:King George
796:Greensville
250:Mach number
229:. It was a
215:wind tunnel
114: /
90:Coordinates
46:Former
1357:Categories
1288:Winchester
1278:Waynesboro
1238:Portsmouth
1230:Petersburg
1125:Chesapeake
1105:Alexandria
1051:Washington
1006:Shenandoah
991:Rockingham
986:Rockbridge
896:Montgomery
831:James City
776:Gloucester
721:Cumberland
671:Buckingham
626:Appomattox
321:References
102:76°20′29″W
1195:Lynchburg
1190:Lexington
1135:Covington
891:Middlesex
871:Lunenburg
851:Lancaster
781:Goochland
766:Frederick
731:Dinwiddie
726:Dickenson
696:Charlotte
661:Brunswick
656:Botetourt
631:Arlington
611:Alleghany
606:Albemarle
594:by county
427:April 13,
402:April 10,
345:March 19,
274:area rule
267:transonic
148:VLR
99:37°4′49″N
1263:Staunton
1248:Richmond
1200:Manassas
1185:Hopewell
1160:Franklin
1140:Danville
1041:Tazewell
1026:Stafford
976:Richmond
946:Powhatan
921:Nottoway
906:New Kent
821:Highland
761:Franklin
756:Fluvanna
746:Fauquier
716:Culpeper
681:Caroline
676:Campbell
666:Buchanan
601:Accomack
585:Virginia
445:Archived
309:See also
213:, was a
154:114-0139
142:85002798
80:Location
1304:Bridges
1268:Suffolk
1253:Roanoke
1243:Radford
1220:Norfolk
1175:Hampton
1150:Fairfax
1145:Emporia
1110:Bristol
1098:by city
996:Russell
981:Roanoke
966:Pulaski
936:Patrick
881:Mathews
876:Madison
861:Loudoun
811:Henrico
806:Hanover
801:Halifax
786:Grayson
741:Fairfax
686:Carroll
646:Bedford
636:Augusta
621:Amherst
1225:Norton
1046:Warren
1036:Sussex
926:Orange
901:Nelson
866:Louisa
791:Greene
706:Clarke
616:Amelia
478:
1258:Salem
1170:Galax
1096:Lists
1066:Wythe
1031:Surry
1011:Smyth
1001:Scott
816:Henry
771:Giles
751:Floyd
736:Essex
711:Craig
651:Bland
592:Lists
468:(pdf)
246:igloo
127:Built
1071:York
1061:Wise
931:Page
641:Bath
472:and
429:2015
404:2008
347:2013
219:NASA
205:The
130:1936
856:Lee
583:in
225:in
221:'s
150:No.
137:No.
1359::
455:^
412:^
390:.
379:^
369:.
363:.
233:.
573:e
566:t
559:v
493:.
431:.
406:.
349:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
