66:
168:
25:
254:. Decommissioning can include the complete or partial demolition or abandonment of an old highway structure because the old roadway has lost its utility, but such is not always the norm. Where the old highway has continuing value, it likely remains as a local road offering access to properties denied access to the new road or for use by slow vehicles such as farm equipment and
294:
599:
Even as superhighways supplant older surface routes, some historical highways get attention from those with antiquarian (and commercial) interests in the continued recognition of such routes. US 66 in the midwestern and southwestern United States is a prime example of such efforts; "Historic
924:
881:
336:
in
Wisconsin. Indeed, the fourteen shortest U.S. Numbered Highways that have ever existed were stripped of "US" status in 1982 or earlier. Extensions of US Routes have implied the elimination of earlier designations; for example,
537:
Some states have decommissioned state highways which were within a state-numbered system because significant parts of those highways were not up to state standards, such as being unpaved and unlikely to ever be paved, as with
641:
is constructed, it normally takes the number of the road it replaced, often removing portions of the old road from the provincial highway system entirely. Most become local or county roads; in some cases (such as the
664:
undertook a major highway decommissioning project, dropping over 5,000 kilometres (3,100 mi) of road from the provincially maintained highway system. Most of the former highways are now numbered as
453:
503:
from Duluth to the
Canadian border. At times, a state can abandon a number as the reason for state maintenance of the entire route no longer exists; Arizona transferred the short
534:) have often been redesignated as lesser routes, in accordance with a policy of the AASHTO that now deprecates such highways, especially if short and confined to one state.
558:
250:
that has been removed from service by being shut down, or has had its authorization as a national, provincial or state highway removed, the latter also referred to as
487:
alignments may be upgraded to
Interstate Highway standards (or already built to Interstate standards) and receive Interstate designation, such as the case with
713:
657:
in 2001) a section of the old road would be retained as part of some other provincial highway because it reaches a major town the new road had bypassed.
261:
Decommissioning can also include the removal of one or more of the multiple designations of a single segment of highway. As an example, what remains as
588:, is perhaps the most notable example of this, as it has since become a bike and pedestrian trail and, due to using the alignment for the stillborn
670:
600:
Route US 66" markers, completely unofficial, designate most of the old surface road, some of which has literary significance (as in
382:
130:
396:, the state may strip the old highway of its old designation as a numbered highway or downgrade it to a lesser status. For example,
102:
83:
38:
511:
closed and so did the economic purpose of the town. At the extreme a decommissioned route may be demolished, as was done with
109:
329:
900:
816:
751:
are decommissioned routes. Among those was state route 30 between Ryde and
Kellyville that existed between 1974 and 1993.
116:
961:
802:
650:
857:
951:
317:
229:
211:
149:
52:
193:
98:
332:, some highways had short lives as US Highways especially if they were themselves short routes, such as the early
573:
433:
301:
178:
87:
689:
457:
589:
516:
44:
647:
512:
500:
496:
515:. Once part of the Interstate Highway System, it required retrofitting to remain in service after the
821:
477:
473:
465:
460:. Other highways have been wholly decommissioned in favor of newer Interstates, as was the case with
123:
677:
278:
274:
262:
736:
735:
or bypasses. The old route thus loses its national route status and is usually redesignated as a
413:
189:
76:
185:
724:
643:
504:
421:
350:
297:
282:
716:(best translated as Federal Highway 60), which disappeared as the A40 Autobahn supplanted it.
956:
577:
539:
488:
461:
445:
412:
which had supplanted it. Some highways may be partly decommissioned, such as two segments of
408:
from 1926 until 1985, lost its designation as a U.S. Highway in favor of faster, more direct
476:(which was previously routed on parallel-running one-way streets) because its parent route (
444:(I-69) supplanted much of it and M-21 remained in existence between Grand Rapids and Flint.
623:
531:
526:, the old US 71 bypass around Kansas City that disappeared in favor of Interstate 435 and
8:
720:
684:, Canada's busiest highway, before 401 traffic was bypassed inland on completion of that
681:
606:
562:
469:
409:
266:
255:
779:
527:
378:
16:
Road which is no longer in use, or route no longer officially authorized or maintained
966:
508:
437:
417:
309:
794:
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in 1968. Two of the lanes are provincially maintained for automobile traffic by the
732:
554:
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270:
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449:
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362:
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425:
333:
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697:
630:
523:
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374:
366:
354:
325:
585:
572:
A decommissioned route may also find other use besides automobile use. The
546:
342:
338:
313:
305:
561:), or diverting the routes onto the beltway. Similar removals happened in
666:
634:
401:
593:
353:
over routes that included an old
Indiana State Road 6, most of an old
584:
that were overcapacity after the
Turnpike saw a surge in usage after
196:. Statements consisting only of original research should be removed.
65:
728:
709:
693:
685:
661:
654:
638:
484:
405:
393:
389:
358:
247:
619:
581:
370:
320:, was still present in 2014, but has been removed as of 2022.
304:, but was downgraded to a state route as it was entirely in
793:
Transportation
Planning and Programming Division (n.d.).
545:
Indiana removed all state and US Highway designations in
495:. On the other hand, some routes are downgraded, as with
293:
553:
beltway, either truncating the highway at the beltway (
456:
following relocation of US 33 and construction to
273:, carried the routes of three US Highways (US 60,
519:
to remain in use; instead the highway was demolished.
480:) had been cancelled due to longstanding opposition.
373:, and an old California State Route 7 mostly in the
522:"Alternate", "Bypass" and suffixed routes (such as
285:). Since then, US 60 was diverted to other routes.
90:. Unsourced material may be challenged and removed.
882:"Route 66 winds its way through America's history"
727:are often realigned after the construction of new
680:in Ontario was originally four lanes and part of
464:. However, the reverse can also be done, such as
341:, which originally went no farther west than the
308:. This old US 611 sign, along the ramp from
943:
507:to the Mohave County government after a mine in
747:Most (old system) state and national routes in
671:List of former provincial highways in Ontario
817:"Some local roads to get I-376 designation"
768:http://www.arizonaroads.com/maps/1961-3.jpg
692:but the other pair have been replaced with
53:Learn how and when to remove these messages
901:"Route 66 still a 'classic American trek'"
324:Decommissioned highways are common in the
780:"Michigan Highways: Route Listings: M-21"
230:Learn how and when to remove this message
212:Learn how and when to remove this message
150:Learn how and when to remove this message
898:
292:
712:supplant an older through route, as in
383:Great Renumbering of California in 1964
944:
879:
377:. US 6 was itself pared back to
330:United States Numbered Highway System
922:
557:), deleting the highway altogether (
161:
88:adding citations to reliable sources
59:
18:
13:
803:Texas Department of Transportation
742:
660:In 1997 and 1998, the province of
14:
978:
328:. Even in the early years of the
258:denied use of the newer highway.
34:This article has multiple issues.
899:Martinez, Michael (2006-02-18).
312:to PA 611 on the border of
288:
166:
64:
23:
574:Abandoned Pennsylvania Turnpike
75:needs additional citations for
42:or discuss these issues on the
850:
836:
809:
786:
772:
761:
1:
858:"Ozroads: NSW State Route 30"
754:
690:St. Lawrence Parks Commission
626:supplant old through routes.
880:Harris, Nancy (1992-08-16).
576:, a bypassed section of the
458:Interstate Highway standards
7:
925:"Homage to the Mother Road"
923:Cobb, Nathan (2001-03-10).
590:South Pennsylvania Railroad
517:1989 Loma Prieta earthquake
499:in Minnesota, which became
483:Some state routes built on
392:as a new classification of
192:the claims made and adding
10:
983:
795:"State Highway No. 9"
580:that features two vehicle
513:California State Route 480
501:Minnesota State Highway 61
491:being largely replaced by
472:being removed in favor of
962:History of road transport
822:Pittsburgh Business Times
799:Highway Designation Files
703:
613:
592:, is also unofficially a
532:the former US 30S in Ohio
281:) and one state highway (
952:Former numbered highways
678:Thousand Islands Parkway
565:after the completion of
99:"Decommissioned highway"
725:National Primary Routes
559:Indiana State Road 100
505:Arizona State Route 62
351:Long Beach, California
321:
298:Pennsylvania Route 611
283:Arizona State Route 93
244:decommissioned highway
578:Pennsylvania Turnpike
540:Nevada State Route 49
489:Pennsylvania Route 60
462:Texas State Highway 9
296:
265:(US 60) between
886:The Kansas City Star
524:US 6A in Connecticut
388:As the states build
256:horse-drawn vehicles
84:improve this article
905:The Chicago Tribune
721:Republic of Ireland
682:Ontario Highway 401
607:The Grapes of Wrath
454:US 33 Business
410:Interstate Highways
267:Wickenburg, Arizona
862:www.ozroads.com.au
825:. October 17, 2005
528:Missouri Route 291
400:, which connected
379:Bishop, California
369:between Omaha and
349:, was extended to
322:
177:possibly contains
733:dual carriageways
708:In Germany, many
438:Blue Water Bridge
416:in Michigan from
310:Cheltenham Avenue
240:
239:
232:
222:
221:
214:
179:original research
160:
159:
152:
134:
57:
974:
938:
936:
935:
929:The Boston Globe
919:
917:
916:
907:. Archived from
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871:
869:
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833:
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813:
807:
806:
790:
784:
783:
776:
770:
765:
555:U.S. Highway 136
452:, was signed as
271:Phoenix, Arizona
235:
228:
217:
210:
206:
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197:
194:inline citations
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773:
766:
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757:
749:New South Wales
745:
743:New South Wales
714:Bundesstraße 60
706:
616:
450:Lancaster, Ohio
434:Canadian border
291:
236:
225:
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223:
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145:
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93:
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28:
24:
17:
12:
11:
5:
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873:
849:
835:
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771:
759:
758:
756:
753:
744:
741:
705:
702:
653:, bypassed as
615:
612:
602:John Steinbeck
567:Interstate 469
551:Interstate 465
426:Interstate 196
290:
287:
238:
237:
220:
219:
174:
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165:
158:
157:
72:
70:
63:
58:
32:
31:
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22:
15:
9:
6:
4:
3:
2:
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926:
921:
911:on 2011-05-16
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804:
800:
796:
789:
781:
775:
769:
764:
760:
752:
750:
740:
738:
737:Regional Road
734:
730:
726:
722:
717:
715:
711:
701:
699:
698:bicycle trail
695:
691:
687:
683:
679:
674:
672:
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663:
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656:
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649:
645:
640:
636:
632:
631:New Brunswick
627:
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621:
611:
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587:
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548:
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498:
494:
490:
486:
481:
479:
475:
471:
467:
463:
459:
455:
451:
447:
443:
442:Interstate 69
439:
435:
431:
427:
423:
419:
415:
411:
407:
403:
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395:
391:
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384:
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375:Mojave Desert
372:
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348:
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340:
335:
331:
327:
326:United States
319:
315:
311:
307:
303:
300:was known as
299:
295:
289:United States
286:
284:
280:
276:
272:
268:
264:
263:U.S. Route 60
259:
257:
253:
249:
245:
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231:
216:
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205:
202:November 2007
195:
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187:
181:
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175:This article
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101: –
100:
96:
95:Find sources:
89:
85:
79:
78:
73:This article
71:
67:
62:
61:
56:
54:
47:
46:
41:
40:
35:
30:
21:
20:
957:Former roads
932:. Retrieved
928:
913:. Retrieved
909:the original
904:
889:. Retrieved
885:
865:. Retrieved
861:
852:
838:
827:. Retrieved
820:
811:
798:
788:
774:
763:
746:
718:
707:
675:
667:county roads
659:
628:
617:
605:
598:
586:World War II
571:
547:Indianapolis
544:
536:
521:
482:
428:and between
422:Grand Rapids
387:
343:Hudson River
323:
314:Philadelphia
306:Pennsylvania
260:
251:
243:
241:
226:
208:
199:
176:
146:
140:October 2007
137:
127:
120:
113:
106:
94:
82:Please help
77:verification
74:
50:
43:
37:
36:Please help
33:
669:. See also
648:Fredericton
635:bypass road
549:within the
402:Los Angeles
334:US 110
302:US 611
252:downloading
946:Categories
934:2007-10-21
915:2007-10-21
891:2007-10-21
867:2023-01-12
829:2010-04-14
755:References
731:sections,
624:Autoroutes
594:rail trail
569:in 1998.
563:Fort Wayne
497:US 61
446:US 33
398:US 66
367:US 38
355:US 32
318:Cheltenham
279:US 89
275:US 70
186:improve it
110:newspapers
39:improve it
710:Autobahns
694:footpaths
651:Highway 2
633:, when a
604:'s novel
470:Baltimore
381:, in the
365:, all of
339:US 6
190:verifying
45:talk page
967:Highways
729:motorway
618:Many of
509:Chloride
432:and the
394:highways
390:freeways
357:between
347:New York
844:"AZ 62"
719:In the
686:freeway
662:Ontario
655:freeway
644:Moncton
639:freeway
582:tunnels
485:freeway
436:at the
418:Holland
406:Chicago
359:Chicago
248:highway
184:Please
124:scholar
704:Europe
696:and a
620:Quebec
614:Canada
530:, and
371:Denver
269:, and
126:
119:
112:
105:
97:
493:I-376
474:US 40
466:I-170
430:Flint
363:Omaha
246:is a
131:JSTOR
117:books
676:The
478:I-70
414:M-21
404:and
361:and
316:and
103:news
637:or
629:In
622:'s
610:).
468:in
448:in
440:as
424:as
420:to
345:in
188:by
86:by
948::
927:.
903:.
884:.
860:.
819:.
801:.
797:.
739:.
723:,
700:.
673:.
596:.
542:.
385:.
277:,
242:A
48:.
937:.
918:.
894:.
870:.
846:.
832:.
805:.
782:.
646:-
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209:(
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200:(
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153:)
147:(
142:)
138:(
128:·
121:·
114:·
107:·
80:.
55:)
51:(
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