849:
883:
271:
868:
934:
837:
41:
898:
910:
2254:
2161:
2123:
2070:
2026:
1973:
1924:
1872:
1816:
1760:
1681:
1632:
1584:
1538:
1494:
1450:
1406:
1355:
1311:
1259:
1207:
1144:
1091:
1038:
982:
922:
34:
2266:
29:
768:
704:
643:
592:
537:
489:
436:
376:
318:
suggesting alternatives to land uses that would be more environmentally friendly. It was later decided that the federal highway funds were to be used to construct a partial beltway in the southwest suburbs that was known as the
Centennial Parkway and then receiving the State Highway 470 designation.
291:
corridors. The cities of Denver and Pueblo began constructing a multi-lane route that would become
Interstate 25. The first segment of freeway was a two mile segment in Denver, which began construction in August 1948 and was completed two years later. Then, the entire segment of the Valley Highway
304:
Two more auxiliary routes were planned in the Denver Metro Area around the same time as the primary routes. Interstate 270 was the first route proposed near Denver. It originally was proposed by CDOT to be designated as
Interstate 425 but it was rejected by AASHTO and was renumbered to I-270 on
278:
Colorado had already begun planning a modern inter-city route along the Front Range as early as 1944. The first section of freeway was also in 1944 which would later become
Interstate 70 that originally terminated near I-25 in Denver before getting extended across the
2616:
2329:
313:
by 1976. A full beltway around Denver was proposed by CDOT as well and was added to the
Federal Highway Act of 1968 and was to be Interstate 470. The proposal was rejected by the Colorado Department of Health and then by Colorado Governor
292:
was completed in 1958, later receiving the
Interstate 25 designation. Pueblo would complete the section of freeway in 1959. Interstate 76 is the last primary highway that was completed in 1993, then was later extended to Interstate 70 in
481:
Longest interstate in
Colorado. It was the first interstate highway to be designated in the state of Colorado in 1956. A section from I-270 in Denver to the Kansas State Line is known as the Dwight D. Eisenhower Highway
296:
which wasn't completed until 2002. It originally started as
Interstate 80S which had two segments in Denver and northeastern Colorado. In 1976, AASHTO renumbered the route to I-76 in accordance with its policy against
425:
in its entire length in the state. Nicknamed the Valley
Highway through Denver, the Monument Valley Highway in Colorado Springs, and the John F. Kennedy Memorial Highway in Pueblo. It is also part of the unofficial
178:(I-70), which is 449.58 miles (723.53 km) There are also 17 active business routes and seven former business routes, most of them are from I-70. The last segment of Interstate Highway to open up to date was
237:
in the state, 13 of which are business routes of I-70. The longest highway in the state is
Interstate 70 which has a span of 449.51 miles (723.42 km) that runs west to east across the state, serving
170:, totaling about 956 miles (1,539 km). Colorado has three main highways (two-digit routes), and two auxiliary highways (three-digit routes), totaling five Interstates, all are located within the
2620:
2333:
1263:
250:. Interstate 270, I-70's only auxiliary route in Colorado, is the shortest interstate highway in the state, spanning about 7 miles (11 km). All of Colorado's interstates are located in the
848:
305:
February 26, 1959, about six years before construction began between I-70 and Vasquez Boulevard. It was later extended to I-76 (I-80S) in 1967 and then to I-25 in 1999 to continue along the
2672:
585:
Two sections of freeway located near Denver and in northeastern Colorado, near the Nebraska border. It was renumbered to I-76 by AASHTO to conform to policy against suffixed routes
636:
Only active Colorado interstate that doesn't run concurrent with another highway in its entire length. It is also the only auxiliary route for I-25 in general. Completed in 1976
2564:
1148:
1197:
in downtown Colorado Springs. Also ran concurrent with US 85 in its whole length. Decommissioned in December 2007 as part of a highway swap to designate Powers Boulevard as
1636:
2985:
309:. A year prior to I-270 being constructed, Interstate 225 would also begin construction, starting at I-70 and would work its way south through Aurora and into the
1211:
2127:
2074:
1876:
1095:
1820:
222:
used to designate the Interstates was developed by AASHTO, an organization composed of the various state departments of transportation in the United States.
2809:
2775:
1315:
986:
148:
1764:
1498:
1042:
1685:
1588:
3184:
1977:
1928:
1454:
1359:
1674:
Signed at both termini. Unsigned along Colorado Boulevard. West end inventoried as State Highway 70K and east end inventoried as State Highway 70R
2030:
1542:
1410:
2177:
1809:
Only signed along I-70. Was accidentally indicated with multi-colored I-70 shield at exit on westbound I-70. Inventoried as State Highway 70L
493:
179:
2779:
2676:
2612:
2568:
2466:
2389:
2325:
230:
199:
70:
836:
298:
921:
251:
3189:
143:
210:, which are freeways with speed limits up to 75 miles per hour in rural areas and 65 miles per hour in urban areas, primarily in the
2165:
138:
2572:
218:
areas. In very populated areas where the traffic volume is the greatest, the speed limit can drop as low as 55 miles per hour. The
2470:
2650:
867:
909:
897:
203:
1705:
882:
207:
306:
3111:
2938:
2596:
392:
226:
2838:
2113:
2090:
2001:
1954:
1905:
1844:
1788:
1735:
1715:
1176:
1119:
1072:
1010:
855:
800:
561:
541:
215:
3136:
3085:
3060:
3035:
3010:
2913:
2888:
2863:
2813:
2783:
2181:
2100:
2086:
2051:
2042:
1997:
1993:
1989:
1950:
1946:
1901:
1897:
1888:
1853:
1840:
1836:
1832:
1797:
1784:
1780:
1776:
1731:
1711:
1701:
1697:
1656:
1648:
1600:
1554:
1510:
1466:
1422:
1385:
1371:
1327:
1283:
1275:
1231:
1227:
1223:
1198:
1172:
1168:
1164:
1160:
1115:
1111:
1107:
1068:
1064:
1060:
1006:
1002:
998:
772:
724:
694:
663:
647:
557:
440:
422:
380:
288:
225:
The Interstate Highway System covers approximately 956 miles (1,539 km) in Colorado which consists of three
219:
183:
175:
163:
98:
2963:
2191:
1652:
1614:
1604:
1563:
1519:
1475:
1431:
1375:
1331:
1287:
1279:
402:
284:
239:
171:
1660:
462:
2703:
2303:
731:
670:
530:
Originally I-80S until 1976. Last interstate to be completed in the state of Colorado. Completed in 1993.
2530:
933:
2501:
2207:
2185:
1235:
452:
270:
2140:
2094:
1892:
1123:
427:
328:
1031:
Eliminated by a reconstruction project in 2009 which removed the original northern terminus at I-25
1848:
728:
667:
2215:
2195:
1743:
1335:
1014:
310:
2385:
2270:
1792:
1514:
1293:
1055:
889:
808:
324:
259:
255:
2223:
2219:
1751:
1747:
1719:
1608:
859:
621:
509:
332:
293:
243:
187:
51:
used in the state of Colorado for Interstate 70, Interstate 225, and Interstate 76 Business
2600:
2258:
2211:
2005:
1941:
1470:
1379:
874:
280:
247:
234:
1304:
Inventoried as State Highway 70B. Also inventoried as State Highway 70Z along Ute Avenue
2406:
2046:
1558:
1426:
708:
596:
108:
48:
3178:
2645:
2437:
1739:
1194:
2750:
327:. The 470 beltway remains as an incomplete beltway with the western portion between
2725:
2474:
2355:
315:
262:
are only served by the same primary routes that run through the Denver Metro Area.
206:, which includes the Interstate Highways in Colorado. These highways are built to
2382:
The Roads That Built America: The Incredible Story of the U.S. Interstate System
40:
396:
319:
The beltway was later extended east of I-25 and is now a toll road known as
2593:
2535:
50th Anniversary of the National System of Interstate and Defense Highways
2506:
50th Anniversary of the National System of Interstate and Defense Highways
3169:
567:
515:
167:
2617:"Segment Descriptions for Highway 070: From RefPoint 0 To RefPoint 500"
2330:"Segment Descriptions for Highway 070: From RefPoint 0 To RefPoint 500"
2112:
Unsigned along route. Only indicated on I-70. Entirely concurrent with
406:
33:
28:
785:
740:
697:
in its entire length. Also known as the Dwight D. Eisenhower Highway
679:
612:
466:
211:
804:
320:
269:
2206:
Longest business route in the Interstate Highway System. Serves
456:
164:
Dwight D. Eisenhower System of Interstate and Defense Highways
2986:"Did CDOT screw up some highway signs in Watkins and Golden?"
2525:
2523:
2726:"Why Doesn't Denver Have a Completed Metropolitan Beltway?"
2019:
Runs concurrent with US 40 and US 287 in its entire length
927:
I-225 with the Dayton RTD Station in the center near Aurora
799:
Proposed, but cancelled due to environmental concerns. Now
323:
and then eventually west of I-25 north of Denver, known as
274:
1955 map showing planned Interstate highways around Denver
3164:
16:
List of Interstate Highways in the U.S. state of Colorado
22:
Interstate Highways of the Colorado State Highway System
2812:. Colorado Department of Transportation. Archived from
2619:. Colorado Department of Transportation. Archived from
2473:. Colorado Department of Transportation. Archived from
2332:. Colorado Department of Transportation. Archived from
202:(CDOT) is the agency responsible for maintaining the
974:
965:
962:
368:
359:
356:
118:
107:
97:
92:
84:
76:
63:
21:
761:but was rejected and renumbered by AASHTO in 1959
2808:Staff, Online Transportation Information System.
2774:Staff, Online Transportation Information System.
2706:. American Association of State Highway Officials
2432:
2430:
2428:
166:that are owned and maintained by the state of
3141:CDOT Online Transportation Information System
2640:
2638:
2158:
2120:
2067:
2023:
1970:
1921:
1869:
1813:
1757:
1678:
1629:
1581:
1535:
1491:
1447:
1403:
1352:
1308:
1256:
1204:
1141:
1088:
1035:
979:
765:
701:
640:
589:
534:
486:
433:
373:
8:
254:while other major cities in Colorado except
2714:– via AASHTO Route Numbering Archive.
2154:Unsigned. Inventoried as State Highway 76B
2063:Unsigned. Inventoried as State Highway 70P
1966:Unsigned. Inventoried as State Highway 70O
1917:Unsigned. Inventoried as State Highway 70N
1865:Unsigned. Inventoried as State Highway 70M
1531:Unsigned. Inventoried as State Highway 70G
1487:Unsigned. Inventoried as State Highway 70F
1443:Unsigned. Inventoried as State Highway 70E
301:to eliminate confusion with Interstate 80.
948:
842:I-25 during rush hour near Downtown Denver
342:
3170:The Highways of Colorado by Matthew Salek
2704:"Correspondence with Mr. Mark U. Watrous"
1734:in its entire length. Also cosigned with
915:I-76 in northeastern Colorado, near Brush
2697:
2695:
2693:
2558:
2556:
2554:
2552:
2405:Weingroff, Richard (December 29, 2008).
2384:. New York: Sterling. pp. 57, 121.
783:
174:. The longest Interstate in Colorado is
3114:. Colorado Department of Transportation
3088:. Colorado Department of Transportation
3063:. Colorado Department of Transportation
3038:. Colorado Department of Transportation
3013:. Colorado Department of Transportation
2966:. Colorado Department of Transportation
2941:. Colorado Department of Transportation
2916:. Colorado Department of Transportation
2891:. Colorado Department of Transportation
2866:. Colorado Department of Transportation
2841:. Colorado Department of Transportation
2537:. Colorado Department of Transportation
2508:. Colorado Department of Transportation
2496:
2494:
2492:
2407:"Why Does I-70 End in Cove Fort, Utah?"
2306:. Colorado Department of Transportation
2282:
2228:
966:Northern or eastern terminus
963:Southern or western terminus
829:
813:
360:Northern or eastern terminus
357:Southern or western terminus
3131:
3129:
3112:"Highway 070Q between 0.137 and 0.377"
3106:
3104:
3080:
3078:
3055:
3053:
3030:
3028:
3005:
3003:
2958:
2956:
2939:"Highway 070R between 2.188 and 2.711"
2933:
2931:
2908:
2906:
2883:
2881:
2858:
2856:
2833:
2831:
2803:
2801:
2769:
2767:
2461:
2459:
2457:
2455:
2298:
2296:
2294:
2292:
2290:
2288:
2286:
233:. There are also a total of 17 active
58:Interstate Highways highlighted in red
18:
3165:Colorado Department of Transportation
2780:Colorado Department of Transportation
2677:Colorado Department of Transportation
2651:Federal Highway Administration (FHWA)
2613:Colorado Department of Transportation
2569:Colorado Department of Transportation
2467:Colorado Department of Transportation
2326:Colorado Department of Transportation
1181:I-25/US 85/US 87 in Colorado Springs
903:I-76 and its western terminus at I-70
200:Colorado Department of Transportation
182:, which was between Pecos Street and
7:
2702:Johnson, A. E. (February 26, 1959).
1019:I-25/US 85/US 87/US 160 in Trinidad
2839:"Highway 070B between 0 and 13.265"
2116:. Inventoried as State Highway 70Q
3137:"Highway 076B between 0 and 0.472"
3086:"Highway 070P between 0 and 0.528"
3061:"Highway 070O between 0 and 0.353"
3036:"Highway 070N between 0 and 0.396"
3011:"Highway 070M between 0 and 0.348"
2964:"Highway 070L between 0 and 0.400"
2914:"Highway 070G between 0 and 0.577"
2889:"Highway 070F between 0 and 0.346"
2864:"Highway 070E between 0 and 0.222"
2810:"Highway 025C between 0 and 4.039"
2776:"Highway 025B between 0 and 1.948"
1580:
1534:
1351:
1307:
1203:
1140:
978:
764:
700:
533:
14:
2471:"The History of I-76 in Colorado"
2356:"CDOT & Transportation Facts"
2010:I-70/US 24/US 40/US 287 in Limon
1665:I-70/US 6/US 40 in Idaho Springs
1137:Inventoried as State Highway 25C
1084:Inventoried as State Highway 25B
162:are the segments of the national
2673:"Segment Descriptions for I-270"
2413:. Federal Highway Administration
2264:
2252:
2159:
2121:
2068:
2024:
1971:
1922:
1870:
1814:
1758:
1679:
1630:
1582:
1536:
1492:
1448:
1404:
1353:
1309:
1257:
1240:I-25/US 85/US 87 in Castle Rock
1205:
1142:
1089:
1036:
980:
932:
920:
908:
896:
881:
866:
847:
835:
766:
702:
641:
590:
535:
487:
434:
374:
114:Interstate X Business (I-X Bus.)
80:956 mi (1,539 km)
39:
32:
27:
3185:Interstate Highways in Colorado
1940:County Road 153/Main Street in
1128:I-25/US 85/US 87 in Walsenburg
252:Denver–Aurora Metropolitan Area
160:Interstate Highways in Colorado
2646:"Dwight D. Eisenhower Highway"
1:
1054:Main Street/S. Fir Street in
204:Colorado State Highway System
127:Colorado State Highway System
2202:
2199:
2150:
2147:
2108:
2105:
2059:
2056:
2015:
2012:
1962:
1959:
1913:
1910:
1861:
1858:
1805:
1802:
1726:
1723:
1670:
1667:
1622:
1619:
1571:
1568:
1527:
1524:
1483:
1480:
1439:
1436:
1393:
1390:
1345:
1342:
1300:
1297:
1245:
1242:
1186:
1183:
1133:
1130:
1080:
1077:
1024:
1021:
795:
789:
750:
744:
689:
683:
632:
626:
578:
572:
526:
520:
477:
471:
417:
411:
208:Interstate Highway standards
2173:
2170:
2135:
2132:
2082:
2079:
2038:
2035:
1985:
1982:
1936:
1933:
1884:
1881:
1828:
1825:
1772:
1769:
1693:
1690:
1644:
1641:
1596:
1593:
1550:
1547:
1506:
1503:
1462:
1459:
1418:
1415:
1367:
1364:
1323:
1320:
1271:
1268:
1219:
1216:
1156:
1153:
1103:
1100:
1050:
1047:
994:
991:
780:
777:
716:
713:
655:
652:
604:
601:
549:
546:
501:
498:
448:
445:
388:
385:
3206:
3190:Lists of roads in Colorado
803:(known locally as C-470),
758:
736:
720:
675:
659:
617:
608:
553:
505:
2229:
971:
968:
959:
956:
953:
814:
757:Proposed designation for
365:
362:
353:
350:
347:
123:
68:
56:
26:
2730:stopjeffersonparkway.com
2234:
819:
172:Denver metropolitan area
307:Denver–Boulder Turnpike
2599:July 14, 2011, at the
2380:McNichol, Dan (2006).
2145:Road 18 in Keenesburg
1340:I-70/US 6 in Palisade
275:
2565:"Interstate 225"
2271:U.S. Roads portal
1730:Runs concurrent with
1193:Was signed along the
939:I-270 exit along I-70
693:Runs concurrent with
421:Runs concurrent with
273:
428:Pan-American Highway
2751:"Business Route 25"
2259:Colorado portal
2139:County Road 398 in
950:
831:Interstate Highways
344:
339:Interstate highways
1706:West Pleasant View
949:
873:I-70 crossing the
343:
311:Denver Tech Center
276:
231:auxiliary highways
103:Interstate X (I-X)
64:System information
2477:on March 29, 2008
2440:. Dot.state.co.us
2391:978-1-4027-3468-7
2243:
2242:
890:Eisenhower Tunnel
828:
827:
809:Northwest Parkway
325:Northwest Parkway
156:
155:
3197:
3152:
3151:
3149:
3147:
3133:
3124:
3123:
3121:
3119:
3108:
3099:
3097:
3095:
3093:
3082:
3073:
3072:
3070:
3068:
3057:
3048:
3047:
3045:
3043:
3032:
3023:
3022:
3020:
3018:
3007:
2998:
2997:
2995:
2993:
2982:
2976:
2975:
2973:
2971:
2960:
2951:
2950:
2948:
2946:
2935:
2926:
2925:
2923:
2921:
2910:
2901:
2900:
2898:
2896:
2885:
2876:
2875:
2873:
2871:
2860:
2851:
2850:
2848:
2846:
2835:
2826:
2825:
2823:
2821:
2805:
2796:
2795:
2793:
2791:
2782:. Archived from
2771:
2762:
2761:
2759:
2757:
2747:
2741:
2740:
2738:
2736:
2722:
2716:
2715:
2713:
2711:
2699:
2688:
2687:
2685:
2683:
2669:
2663:
2662:
2660:
2658:
2642:
2633:
2632:
2630:
2628:
2609:
2603:
2591:
2585:
2584:
2582:
2580:
2575:on July 16, 2011
2571:. Archived from
2560:
2547:
2546:
2544:
2542:
2531:"Interstate 270"
2527:
2518:
2517:
2515:
2513:
2498:
2487:
2486:
2484:
2482:
2463:
2450:
2449:
2447:
2445:
2434:
2423:
2422:
2420:
2418:
2402:
2396:
2395:
2377:
2371:
2370:
2368:
2366:
2352:
2346:
2345:
2343:
2341:
2322:
2316:
2315:
2313:
2311:
2300:
2269:
2268:
2267:
2257:
2256:
2255:
2235:
2168:
2163:
2162:
2130:
2125:
2124:
2077:
2072:
2071:
2033:
2028:
2027:
1980:
1975:
1974:
1931:
1926:
1925:
1879:
1874:
1873:
1823:
1818:
1817:
1767:
1762:
1761:
1688:
1683:
1682:
1639:
1634:
1633:
1591:
1586:
1585:
1574:
1545:
1540:
1539:
1501:
1496:
1495:
1457:
1452:
1451:
1413:
1408:
1407:
1396:
1362:
1357:
1356:
1318:
1313:
1312:
1266:
1261:
1260:
1252:Likely unsigned
1248:
1214:
1209:
1208:
1189:
1177:Colorado Springs
1151:
1146:
1145:
1098:
1093:
1092:
1045:
1040:
1039:
1027:
989:
984:
983:
951:
936:
924:
912:
900:
885:
870:
856:Colorado Springs
851:
839:
820:
792:
775:
770:
769:
753:
747:
711:
706:
705:
686:
650:
645:
644:
629:
599:
594:
593:
581:
575:
562:North Washington
544:
539:
538:
523:
496:
491:
490:
474:
443:
438:
437:
414:
383:
378:
377:
345:
227:primary highways
220:numbering scheme
216:Colorado Springs
88:October 11, 1964
43:
36:
31:
19:
3205:
3204:
3200:
3199:
3198:
3196:
3195:
3194:
3175:
3174:
3161:
3156:
3155:
3145:
3143:
3135:
3134:
3127:
3117:
3115:
3110:
3109:
3102:
3091:
3089:
3084:
3083:
3076:
3066:
3064:
3059:
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2623:on May 26, 2012
2611:
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2601:Wayback Machine
2592:
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2576:
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2502:"Interstate 76"
2500:
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2465:
2464:
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2443:
2441:
2438:"Interstate 25"
2436:
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2411:Ask the Rambler
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945:Business routes
940:
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875:Rocky Mountains
871:
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784:Beltway around
771:
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299:suffixed routes
281:Rocky Mountains
268:
235:business routes
196:
109:Business routes
59:
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49:highway markers
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44:
17:
12:
11:
5:
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3159:External links
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2988:. Denver7 News
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2103:in Burlington
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1968:
1967:
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1918:
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1908:in Deer Trail
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1288:Grand Junction
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729:unincorporated
718:
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668:unincorporated
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240:Grand Junction
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69:Maintained by
66:
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10:
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2834:
2832:
2828:
2816:on 2012-09-10
2815:
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2804:
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2786:on 2012-09-10
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2205:
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2018:
2009:
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1952:
1948:
1945:
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1920:
1916:
1907:
1903:
1899:
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1890:
1887:
1878:
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1864:
1856:in Strasburg
1855:
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1838:
1834:
1831:
1822:
1812:
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1799:
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1782:
1778:
1775:
1766:
1756:
1753:
1749:
1745:
1742:which serves
1741:
1740:Colfax Avenue
1737:
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1713:
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1699:
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1661:Idaho Springs
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1295:
1292:I-70/US 6 in
1291:
1289:
1285:
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1277:
1274:
1265:
1255:
1251:
1239:
1237:
1233:
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1225:
1222:
1213:
1200:
1196:
1195:CanAm Highway
1192:
1180:
1178:
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1170:
1166:
1162:
1159:
1150:
1136:
1127:
1125:
1121:
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1113:
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1018:
1016:
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1008:
1004:
1000:
997:
988:
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944:
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923:
918:
911:
906:
899:
894:
891:
884:
879:
876:
869:
864:
861:
857:
854:I-25 between
850:
845:
838:
833:
830:
821: Former
817:
816:
810:
806:
802:
798:
787:
774:
760:
756:
742:
738:
735:
733:
730:
726:
722:
719:
710:
696:
692:
681:
677:
674:
672:
669:
665:
661:
658:
649:
639:
635:
623:
619:
616:
614:
610:
607:
598:
588:
584:
569:
566:I-80S at the
565:
563:
559:
555:
552:
543:
529:
517:
513:
511:
507:
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495:
485:
480:
468:
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461:
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454:
451:
442:
432:
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398:
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382:
372:
346:
338:
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312:
308:
302:
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295:
290:
286:
282:
272:
265:
263:
261:
257:
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245:
241:
236:
232:
228:
223:
221:
217:
213:
209:
205:
201:
193:
191:
189:
186:northwest of
185:
181:
177:
176:Interstate 70
173:
169:
165:
161:
150:
147:
145:
142:
140:
137:
135:
132:
131:
128:
125:
124:
122:
117:
113:
110:
106:
102:
100:
96:
93:Highway names
91:
87:
83:
79:
75:
72:
67:
62:
55:
50:
42:
35:
30:
25:
20:
3144:. Retrieved
3140:
3116:. Retrieved
3090:. Retrieved
3065:. Retrieved
3040:. Retrieved
3015:. Retrieved
2990:. Retrieved
2980:
2968:. Retrieved
2943:. Retrieved
2918:. Retrieved
2893:. Retrieved
2868:. Retrieved
2843:. Retrieved
2818:. Retrieved
2814:the original
2788:. Retrieved
2784:the original
2754:. Retrieved
2745:
2733:. Retrieved
2729:
2720:
2708:. Retrieved
2680:. Retrieved
2667:
2655:. Retrieved
2649:
2625:. Retrieved
2621:the original
2607:
2594:Highway Data
2589:
2577:. Retrieved
2573:the original
2539:. Retrieved
2534:
2510:. Retrieved
2505:
2479:. Retrieved
2475:the original
2442:. Retrieved
2415:. Retrieved
2410:
2400:
2381:
2375:
2363:. Retrieved
2359:
2350:
2338:. Retrieved
2334:the original
2320:
2308:. Retrieved
960:Length (km)
957:Length (mi)
888:I-70 at the
732:Adams County
671:Adams County
514:I-76 at the
354:Length (km)
351:Length (mi)
316:Richard Lamm
303:
277:
224:
197:
159:
157:
133:
126:
119:System links
3118:January 15,
3092:January 15,
3067:January 15,
3042:January 15,
3017:January 15,
2992:January 15,
2970:January 15,
2945:January 15,
2920:January 15,
2895:January 15,
2870:January 15,
2845:January 15,
2541:January 23,
2304:"Fun Facts"
2208:Fort Morgan
2186:Fort Morgan
1800:in Watkins
1573:01999-01-01
1522:in Edwards
1395:02004-01-01
1247:01996-01-01
1236:Castle Rock
1188:02007-01-01
1075:in Aguilar
1026:02009-01-01
791:01968-01-01
752:01959-01-01
746:01958-01-01
685:01965-01-01
628:01976-01-01
624:and Denver
580:01976-01-01
574:01958-01-01
570:state line
522:01976-01-01
518:state line
473:01956-01-01
469:state line
413:01958-01-01
409:state line
194:Description
99:Interstates
3179:Categories
2277:References
2141:Keenesburg
2095:Burlington
1893:Deer Trail
1738:. Part of
1617:in Frisco
1613:I-70/US 6/
1124:Walsenburg
725:US 36
664:US 36
558:US 87
459:state line
399:state line
397:New Mexico
329:Broomfield
283:along the
242:, Denver,
134:Interstate
3146:March 30,
1957:in Agate
1849:Strasburg
1478:in Eagle
1388:in Rifle
335:missing.
47:Standard
2820:June 11,
2790:June 11,
2735:June 11,
2710:April 2,
2682:June 11,
2657:June 11,
2627:June 11,
2615:(n.d.).
2597:Archived
2579:June 11,
2512:June 11,
2481:June 11,
2444:June 11,
2365:June 11,
2328:(n.d.).
2246:See also
2216:Hillrose
2196:Sterling
2054:in Vona
1744:Lakewood
1566:in Avon
1434:in Silt
1336:Palisade
1015:Trinidad
972:Removed
690:current
633:current
568:Nebraska
527:current
516:Nebraska
478:current
449:723.543
418:current
366:Removed
229:and two
168:Colorado
2563:Staff.
2417:June 7,
2166:I-76 BL
2128:I-76 BS
2075:I-70 BL
2031:I-70 BS
1978:I-70 BL
1929:I-70 BS
1877:I-70 BS
1821:I-70 BS
1793:Watkins
1765:I-70 BS
1714:/US 40/
1686:I-70 BL
1637:I-70 BL
1589:I-70 BL
1543:I-70 BS
1515:Edwards
1499:I-70 BS
1455:I-70 BS
1411:I-70 BS
1360:I-70 BL
1316:I-70 BL
1294:Clifton
1272:21.348
1264:I-70 BL
1212:I-25 BL
1149:I-25 BL
1096:I-25 BL
1056:Aguilar
1043:I-25 BS
987:I-25 BL
969:Formed
954:Number
656:11.438
605:19.246
550:286.82
502:301.41
465:at the
455:at the
446:449.589
407:Wyoming
405:at the
395:at the
389:480.98
363:Formed
348:Number
266:History
260:Greeley
256:Boulder
2756:May 2,
2388:
2340:May 2,
2310:May 3,
2224:Atwood
2222:, and
2220:Merino
2174:84.18
2136:0.760
2114:US 385
2091:US 385
2083:0.607
2039:0.850
2002:US 287
1955:US 287
1937:0.568
1906:US 287
1885:0.637
1845:US 287
1829:0.560
1789:US 287
1773:0.644
1752:Aurora
1750:, and
1748:Denver
1736:US 287
1720:Aurora
1716:US 287
1694:43.13
1645:4.363
1609:Frisco
1507:0.929
1463:0.557
1419:0.357
1269:13.265
1157:10.86
1120:US 160
1104:6.500
1073:US 160
1051:3.135
1011:US 160
975:Notes
860:Denver
807:, and
801:SH 470
786:Denver
741:Denver
680:Denver
622:Aurora
613:Denver
602:11.959
547:178.22
510:Arvada
499:187.29
467:Kansas
386:298.87
369:Notes
333:Golden
294:Arvada
246:, and
244:Aurora
212:Denver
188:Denver
149:Scenic
85:Formed
77:Length
2212:Brush
2190:I-76/
2182:US 34
2171:52.31
2133:0.472
2101:US 24
2099:I-70/
2080:0.377
2052:US 24
2036:0.528
2006:Limon
1998:US 40
1994:US 24
1986:4.51
1951:US 40
1942:Agate
1934:0.353
1902:US 40
1889:SH 40
1882:0.396
1854:SH 36
1841:US 40
1837:US 36
1826:0.348
1798:SH 36
1785:US 40
1781:US 36
1770:0.400
1732:US 40
1712:US 36
1710:I-70/
1702:US 40
1691:26.80
1657:US 40
1642:2.711
1575:1999
1551:0.69
1504:0.577
1471:Eagle
1460:0.346
1416:0.222
1397:2004
1386:SH 13
1384:I-70/
1380:Rifle
1284:US 50
1249:1996
1232:US 87
1228:US 85
1199:SH 21
1190:2007
1173:US 87
1169:US 85
1165:US 24
1116:US 87
1112:US 85
1101:4.039
1069:US 87
1065:US 85
1048:1.948
1028:2009
1007:US 87
1003:US 85
995:0.80
805:E-470
773:I-470
759:I-270
754:1959
717:8.61
709:I-425
695:US 36
653:7.107
648:I-270
597:I-225
582:1976
542:I-80S
423:US 87
321:E-470
289:US 40
248:Limon
144:State
3148:2021
3120:2023
3094:2023
3069:2023
3044:2023
3019:2023
2994:2023
2972:2023
2947:2023
2922:2023
2897:2023
2872:2023
2847:2023
2822:2021
2792:2021
2758:2021
2737:2021
2712:2022
2684:2021
2659:2021
2629:2021
2581:2021
2543:2011
2514:2021
2483:2021
2446:2021
2419:2009
2386:ISBN
2367:2021
2342:2021
2312:2021
2192:US 6
2178:I-76
2087:I-70
2047:Vona
2043:I-70
1990:I-70
1983:2.80
1947:I-70
1898:I-70
1833:I-70
1777:I-70
1698:I-70
1653:US 6
1649:I-70
1615:SH 9
1605:US 6
1601:I-70
1597:3.7
1564:US 6
1559:Avon
1555:I-70
1548:0.43
1520:US 6
1511:I-70
1476:US 6
1467:I-70
1432:US 6
1427:Silt
1423:I-70
1376:US 6
1372:I-70
1368:6.4
1332:US 6
1328:I-70
1324:6.0
1280:US 6
1276:I-70
1224:I-25
1220:1.9
1161:I-25
1154:6.75
1108:I-25
1061:I-25
999:I-25
858:and
793:1968
748:1958
737:I-70
721:I-25
714:5.35
687:1965
676:I-70
660:I-25
630:1976
618:I-70
609:I-25
576:1958
554:I-25
524:1976
506:I-70
494:I-76
475:1956
463:I-70
457:Utah
453:I-70
441:I-70
415:1958
403:I-25
393:I-25
381:I-25
331:and
287:and
285:US 6
258:and
214:and
198:The
184:I-25
180:I-76
158:The
71:CDOT
2194:in
2184:in
2093:in
2045:in
2004:in
1891:in
1847:in
1791:in
1718:in
1704:in
1659:in
1607:in
1594:2.3
1557:in
1513:in
1469:in
1425:in
1378:in
1365:4.0
1334:in
1321:3.7
1286:in
1234:in
1217:1.2
1175:in
1122:in
1013:in
992:0.5
739:in
727:in
678:in
666:in
620:in
611:in
560:in
508:in
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