464:
62:
87:
48:
951:
961:
471:
94:
69:
916:
911:
260:, is a utilitarian two-story building in a vernacular early-20th century revival style. The lock and dam were built by the U.S. Army Corps of Engineers as a part of an extensive system of locks and dams to improve navigation along the
256:, and includes the lock, dam, steel miter gates, and Operations Building. The lock measures 56 feet by 360 feet, and has a lift of 22 feet. The dam measures approximately 60 feet high and 918 feet long. The Operations Building, or
570:
565:
560:
742:
925:
1020:
822:
787:
737:
812:
767:
727:
672:
652:
602:
582:
1010:
677:
662:
495:
490:
782:
777:
702:
682:
637:
612:
597:
592:
520:
405:
827:
802:
732:
717:
697:
687:
667:
657:
627:
607:
587:
577:
555:
540:
535:
505:
807:
772:
762:
722:
712:
707:
692:
647:
642:
632:
550:
545:
530:
500:
921:
817:
797:
792:
747:
525:
515:
510:
485:
985:
863:
832:
757:
622:
1015:
848:
617:
853:
888:
878:
873:
1000:
883:
868:
893:
398:
954:
858:
752:
414:
391:
131:
995:
990:
935:
931:
453:
443:
245:
119:
61:
241:
115:
86:
1025:
964:
438:
315:
339:
253:
1005:
296:
268:
34:
249:
316:"Pittsburgh District > Missions > Navigation > Locks and Dams > Lock & Dam 9, Allegheny River"
195:
383:
364:
365:"National Register of Historic Places Inventory Nomination Form: Allegheny River Lock and Dam No. 9"
433:
233:
448:
428:
301:
200:
8:
340:"National Historic Landmarks & National Register of Historic Places in Pennsylvania"
213:
960:
47:
343:
261:
237:
979:
257:
146:
133:
413:
1021:
Transportation buildings and structures in
Armstrong County, Pennsylvania
342:. CRGIS: Cultural Resources Geographic Information System. Archived from
1011:
National
Register of Historic Places in Armstrong County, Pennsylvania
986:
Locks on the
National Register of Historic Places in Pennsylvania
291:
1016:
Dams on the
National Register of Historic Places in Pennsylvania
470:
1001:
Buildings and structures in
Armstrong County, Pennsylvania
93:
68:
415:
US National
Register of Historic Places in Pennsylvania
444:
History of the
National Register of Historic Places
977:
362:
399:
252:. It was built between 1935 and 1938 by the
996:United States Army Corps of Engineers dams
991:Transport infrastructure completed in 1938
406:
392:
46:
35:U.S. National Register of Historic Places
114:Terminus of PA 1004, 0.2 mi. N of T488,
978:
292:"National Register Information System"
286:
284:
387:
254:United States Army Corps of Engineers
201:Allegheny River Navigation System MPS
917:Native American archaeological sites
297:National Register of Historic Places
269:National Register of Historic Places
1026:1938 establishments in Pennsylvania
332:
281:
190:Late 19th And 20th Century Revivals
182:York Engineering & Construction
13:
230:Allegheny River Lock and Dam No. 9
27:Allegheny River Lock and Dam No. 9
14:
1037:
363:Douglas Dinsmore (October 1997).
120:Washington Township, Pennsylvania
959:
950:
949:
469:
462:
92:
85:
67:
60:
308:
250:Armstrong County, Pennsylvania
208:
116:Madison Township, Pennsylvania
1:
912:European archaeological sites
274:
101:Show map of the United States
16:United States historic place
7:
1006:Dams on the Allegheny River
932:National Historic Landmarks
10:
1042:
945:
904:
841:
478:
460:
421:
219:
207:NRHP reference
206:
194:
186:
178:
170:
166:59.5 acres (24.1 ha)
162:
125:
110:
54:
45:
41:
32:
25:
21:
187:Architectural style
76:Show map of Pennsylvania
434:Keeper of the Register
320:www.lrp.usace.army.mil
449:National Park Service
429:Contributing property
347:(Searchable database)
302:National Park Service
267:It was listed on the
147:40.95472°N 79.54722°W
246:Washington Township
240:complex located at
152:40.95472; -79.54722
143: /
973:
972:
439:Historic district
227:
226:
1033:
963:
953:
952:
473:
466:
465:
408:
401:
394:
385:
384:
378:
377:
375:
374:
369:
357:
355:
354:
348:
336:
330:
329:
327:
326:
312:
306:
305:
288:
242:Madison Township
210:
158:
157:
155:
154:
153:
148:
144:
141:
140:
139:
136:
102:
96:
95:
89:
77:
71:
70:
64:
50:
19:
18:
1041:
1040:
1036:
1035:
1034:
1032:
1031:
1030:
976:
975:
974:
969:
941:
900:
837:
479:Lists by county
474:
468:
467:
463:
458:
417:
412:
382:
381:
372:
370:
367:
352:
350:
346:
338:
337:
333:
324:
322:
314:
313:
309:
304:. July 9, 2010.
290:
289:
282:
277:
262:Allegheny River
238:fixed-crest dam
151:
149:
145:
142:
137:
134:
132:
130:
129:
106:
105:
104:
103:
100:
99:
98:
97:
80:
79:
78:
75:
74:
73:
72:
37:
28:
17:
12:
11:
5:
1039:
1029:
1028:
1023:
1018:
1013:
1008:
1003:
998:
993:
988:
971:
970:
968:
967:
957:
946:
943:
942:
940:
939:
929:
919:
914:
908:
906:
902:
901:
899:
898:
897:
896:
891:
886:
881:
876:
871:
866:
856:
851:
845:
843:
839:
838:
836:
835:
830:
825:
820:
815:
810:
805:
800:
795:
790:
785:
780:
775:
770:
765:
760:
755:
750:
745:
743:Northumberland
740:
735:
730:
725:
720:
715:
710:
705:
700:
695:
690:
685:
680:
675:
670:
665:
660:
655:
650:
645:
640:
635:
630:
625:
620:
615:
610:
605:
600:
595:
590:
585:
580:
575:
574:
573:
568:
563:
553:
548:
543:
538:
533:
528:
523:
518:
513:
508:
503:
498:
493:
488:
482:
480:
476:
475:
461:
459:
457:
456:
454:Property types
451:
446:
441:
436:
431:
425:
423:
419:
418:
411:
410:
403:
396:
388:
380:
379:
361:This includes
331:
307:
279:
278:
276:
273:
232:is a historic
225:
224:
223:April 21, 2000
221:
217:
216:
211:
204:
203:
198:
192:
191:
188:
184:
183:
180:
176:
175:
172:
168:
167:
164:
160:
159:
127:
123:
122:
112:
108:
107:
91:
90:
84:
83:
82:
81:
66:
65:
59:
58:
57:
56:
55:
52:
51:
43:
42:
39:
38:
33:
30:
29:
26:
23:
22:
15:
9:
6:
4:
3:
2:
1038:
1027:
1024:
1022:
1019:
1017:
1014:
1012:
1009:
1007:
1004:
1002:
999:
997:
994:
992:
989:
987:
984:
983:
981:
966:
962:
958:
956:
948:
947:
944:
937:
933:
930:
927:
923:
920:
918:
915:
913:
910:
909:
907:
903:
895:
892:
890:
887:
885:
882:
880:
877:
875:
872:
870:
867:
865:
862:
861:
860:
857:
855:
852:
850:
847:
846:
844:
842:Lists by city
840:
834:
831:
829:
826:
824:
821:
819:
816:
814:
811:
809:
806:
804:
801:
799:
796:
794:
791:
789:
786:
784:
781:
779:
776:
774:
771:
769:
766:
764:
761:
759:
756:
754:
751:
749:
746:
744:
741:
739:
736:
734:
731:
729:
726:
724:
721:
719:
716:
714:
711:
709:
706:
704:
701:
699:
696:
694:
691:
689:
686:
684:
681:
679:
676:
674:
671:
669:
666:
664:
661:
659:
656:
654:
651:
649:
646:
644:
641:
639:
636:
634:
631:
629:
626:
624:
621:
619:
616:
614:
611:
609:
606:
604:
601:
599:
596:
594:
591:
589:
586:
584:
581:
579:
576:
572:
569:
567:
564:
562:
559:
558:
557:
554:
552:
549:
547:
544:
542:
539:
537:
534:
532:
529:
527:
524:
522:
519:
517:
514:
512:
509:
507:
504:
502:
499:
497:
494:
492:
489:
487:
484:
483:
481:
477:
472:
455:
452:
450:
447:
445:
442:
440:
437:
435:
432:
430:
427:
426:
424:
420:
416:
409:
404:
402:
397:
395:
390:
389:
386:
366:
360:
349:on 2007-07-21
345:
341:
335:
321:
317:
311:
303:
299:
298:
293:
287:
285:
280:
272:
270:
265:
263:
259:
255:
251:
247:
243:
239:
235:
231:
222:
220:Added to NRHP
218:
215:
212:
205:
202:
199:
197:
193:
189:
185:
181:
177:
173:
169:
165:
161:
156:
128:
124:
121:
117:
113:
109:
88:
63:
53:
49:
44:
40:
36:
31:
24:
20:
936:Philadelphia
859:Philadelphia
823:Westmoreland
753:Philadelphia
371:. Retrieved
358:
351:. Retrieved
344:the original
334:
323:. Retrieved
319:
310:
295:
266:
229:
228:
965:NRHP portal
905:Other lists
864:Center City
788:Susquehanna
738:Northampton
150: /
126:Coordinates
980:Categories
849:Pittsburgh
813:Washington
768:Schuylkill
728:Montgomery
673:Lackawanna
653:Huntingdon
603:Cumberland
583:Clearfield
373:2012-08-24
353:2012-08-25
325:2018-07-19
275:References
258:powerhouse
138:79°32′50″W
135:40°57′17″N
889:Southwest
879:Northwest
874:Northeast
854:Lancaster
678:Lancaster
663:Jefferson
496:Armstrong
491:Allegheny
271:in 2000.
174:1935-1938
955:Category
783:Sullivan
778:Somerset
703:Lycoming
683:Lawrence
638:Franklin
613:Delaware
598:Crawford
593:Columbia
521:Bradford
214:00000403
179:Built by
111:Location
926:covered
922:Bridges
828:Wyoming
803:Venango
733:Montour
718:Mifflin
698:Luzerne
688:Lebanon
668:Juniata
658:Indiana
628:Fayette
608:Dauphin
588:Clinton
578:Clarion
556:Chester
541:Cameron
536:Cambria
506:Bedford
808:Warren
773:Snyder
763:Potter
723:Monroe
713:Mercer
708:McKean
693:Lehigh
648:Greene
643:Fulton
633:Forest
551:Centre
546:Carbon
531:Butler
501:Beaver
422:Topics
884:South
869:North
818:Wayne
798:Union
793:Tioga
748:Perry
571:South
566:North
526:Bucks
516:Blair
511:Berks
486:Adams
368:(PDF)
359:Note:
171:Built
894:West
833:York
758:Pike
623:Erie
561:East
244:and
236:and
234:lock
163:Area
118:and
618:Elk
248:in
209:No.
196:MPS
982::
318:.
300:.
294:.
283:^
264:.
938:)
934:(
928:)
924:(
407:e
400:t
393:v
376:.
356:.
328:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
