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309:. It headed west on an undivided four-lane road. It intersected 4th Street, which prior to the opening of Sergeant Road in 1968 was the western end of the highway. Continuing east, the highway widened to add a left-turn lane, which gave way to a grassy median between intersections. Just south of
383:
in early 1984. By the end of the year, the freeway extended to US 63. The western end of Iowa 412 at US 63 was obliterated in order to make way for the freeway. The highway was temporarily rerouted onto what would become the eastbound exit ramp on the new US 20. The City of
359:
slightly north of its final endpoint. In 1962, the
Waterloo City Council renamed 32 streets and roads in the city. Among them, Iowa 412 became East or West San Marnan Drive for its entire length; previously, it was known by Highway 412 or
284:
in southeastern
Waterloo. The route served as a southern bypass of Waterloo. The highway was added to the primary highway system in 1960 and given to the City of Waterloo in 1983. It was replaced in function by
662:
602:
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and onto the freeway. Early plans called for the freeway to replace Iowa 412, control of which would then revert to the City of
Waterloo. Construction coincided with the creation of
367:
In the late 1960s, plans for a new freeway in the
Waterloo–Cedar Falls area were unveiled. The new highway had a working name of "Freeway 520". After the new road was completed,
851:
343:
in 1960. At that time, its western end was about one-half mile (800 m) east of where it lay for most of its existence. Sergeant Road, which today carries
846:
814:
280:(US 63) in southwestern Waterloo and traveled to the east and northeast approximately four and three-quarters miles (7.6 km) to
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631:
547:
385:
56:
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into
Waterloo from the southwest, had not yet been constructed. 4th Street came up from the south and Iowa 412 began at a
203:
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in the area. Freeway 520 was built and was opened in phases. Along Iowa 412, it was built from the east up to
730:
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entered an agreement to transfer jurisdiction of Iowa 412 to the city on
October 1, 1983.
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317:. Shortly thereafter, the roadway turned sharply to the northeast and passed
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643:(Map). Ames: Iowa State Highway Commission. Waterloo–Cedar Falls inset
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less than one-half mile (800 m) south of San Marnan Drive.
156:
813:
516:
1.000 mi = 1.609 km; 1.000 km = 0.621 mi
44:
Iowa 412 highlighted in red on a modern map of
Waterloo
541:
1982 Volume of
Traffic on the Primary Road System of Iowa
801:
796:
321:. The highway ended at La Porte Road, which carried
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137:
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692:"32 Streets Get New Names in Revision by Council"
731:"Planning Commission to Review Arterial Streets"
313:, Iowa 412 intersected the northern end of
305:, also known as Sergeant Road, in southwestern
8:
301:Iowa 412 began at an intersection with
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222:
852:Transportation in Black Hawk County, Iowa
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535:
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351:. At the eastern end, the junction with
769:"Primary Route Descriptions - Iowa 412"
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815:Template:Attached KML/Iowa Highway 412
371:would be rerouted out of Waterloo and
18:
493:
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461:
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433:
427:
7:
672:. Ames: Iowa State University. 1960s
612:. Ames: Iowa State University. 1990s
335:U.S. Route 20 in Iowa § History
16:State highway in Iowa, United States
771:. Iowa Department of Transportation
767:Cain, Patrick (February 24, 1984).
289:, which that year relocated onto a
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14:
548:Iowa Department of Transportation
386:Iowa Department of Transportation
752:
715:
637:State of Iowa Transportation Map
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463:
434:
243:
228:
121:
102:
66:4.72 mi (7.60 km)
24:
737:. November 17, 1968. p. 15
700:. November 29, 1961. p. 12
339:Iowa 412 was added to the
1:
847:Former state highways in Iowa
632:Iowa State Highway Commission
410:
663:"Iowa Geographic Map Server"
603:"Iowa Geographic Map Server"
570:"Iowa Geographic Map Server"
478:south (Hawkeye Road) –
186:Iowa Primary Highway System
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819:KML is not from Wikidata
396:The entire route was in
830:www.iowahighwayends.net
502:(La Porte Road) –
442:(Sergeant Road) –
697:Waterloo Daily Courier
341:primary highway system
670:ortho.gis.iastate.edu
610:ortho.gis.iastate.edu
581:Iowa State University
577:ortho.gis.iastate.edu
710:Newspaperarchive.com
550:. December 31, 1982
392:Major intersections
826:"End of Iowa 412"
521:
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402:Black Hawk County
384:Waterloo and the
311:Covenant Hospital
297:Route description
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50:Route information
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824:Morrison, Jeff.
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262:Iowa Highway 412
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38:San Marnan Drive
31:Iowa Highway 412
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278:U.S. Highway 63
276:. It began at
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94:Major junctions
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377:Interstate 380
357:Y-intersection
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362:Frontage Road
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773:. Retrieved
762:
745:– via
739:. Retrieved
725:
708:– via
702:. Retrieved
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674:. Retrieved
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645:. Retrieved
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614:. Retrieved
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552:. Retrieved
476:Iowa 21
420:Destinations
395:
381:Iowa 21
366:
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315:Iowa 21
300:
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261:
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184:
735:The Courier
500:US 218
373:Cedar Falls
353:US 218
323:US 218
282:US 218
129:in Waterloo
127:US 218
841:Categories
546:(Report).
524:References
440:US 63
369:US 20
345:US 63
333:See also:
303:US 63
287:US 20
194:Interstate
167:Black Hawk
108:US 63
209:Secondary
797:KML file
775:June 24,
741:June 24,
704:June 24,
676:June 24,
647:June 24,
634:(1961).
616:June 24,
587:June 24,
579:. Ames:
554:June 23,
504:Waterloo
444:Waterloo
398:Waterloo
307:Waterloo
268:) was a
163:Counties
138:Location
112:Waterloo
57:Iowa DOT
583:. 1980s
329:History
291:freeway
143:Country
84: (
76: (
71:Existed
480:Dysart
448:Hudson
355:was a
214:Scenic
63:Length
641:(PDF)
544:(PDF)
423:Notes
204:State
153:State
82:–1983
806:help
802:edit
777:2020
743:2020
706:2020
678:2020
649:2020
618:2020
589:2020
556:2020
491:7.60
488:4.72
459:4.92
456:3.06
431:0.00
428:0.00
157:Iowa
86:1983
78:1960
74:1960
272:in
110:in
843::
828:.
804:•
733:.
694:.
668:.
608:.
575:.
532:^
506:,
446:,
416:km
411:mi
404:.
400:,
364:.
325:.
241:→
226:←
199:US
832:.
808:)
800:(
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558:.
264:(
88:)
80:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
