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508:
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Patent and
Trademark Office that the firm had been awarded a trademark designation for the key phrase “Designed to Amaze, Engineered to Last®” which had been used across the firm for more than four years. While the firm and our employees have multiple patents, this is the first trademark awarded to H&H. With 600 employees, the firm has 33 offices in the US and the UK.
407:
29:
627:
In 2022, Hardesty & Hanover unveiled a new corporate brand & logo that complements recent company growth. Going forward, branding will identify the firm as H&H, with
Hardesty & Hanover, LLC remaining the legal name. In 2022, the firm also received notification from the United States
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1968:
2022:
1995:
491:(1937). In 1931 Waddell was personally honored with the American Association of Engineers' Clausen Gold Medal award for "distinguished service to the engineering profession", and again in 1937 with the
261:
Waddell's private consultancy gained a reputation for "daring and unusual structures" with a modern approach to the bridge design, and construction process. The company's first project, the
391:
In 1914, Waddell & Harrington announced the dissolution of their partnership effective in July of the following year. Harrington would continue working with his colleague, draftsman
544:
In the following decades, the company developed many other moveable and fixed bridges across New York State and beyond. One of its earliest forays into moveable architecture was an
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In their time together, Waddell & Harrington designed at least thirty highway and railroad bridges, and four remain in operation as of 2021 (three of them in the iconic
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488:
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to the organization. In 1920, the firm moved its headquarters to New York City, where it would go on to design many important bridges int the area, such as
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In recent decades the company has expanded its footprint to the fields of highway design and movable architecture, contributing to projects like
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After the death of his son, Waddell continued to lead the firm, promoting
Hardesty to Partner. They continued to create important bridges; the
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273:. At the time of its construction, it was the longest swing bridge in the world with a moving span of 520 ft (158.5 m).
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Reconstructed many times; last 1907 built segment over the Kansas River currently in the planning phases of bring replaced
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195:
as J.A.L. Waddell, Consulting
Engineer, the company was renamed throughout the early 20th century as Waddell added junior
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2013:
1986:
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304:. This partnership produced what would become the company's oldest design still in operation as of 2021: the
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361:. That summer they also filed the first of several patents for improvements to Waddell's earlier
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2017:
1990:
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is an
American infrastructure engineering company specializing in the design and management of
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442:(who had previously been hand-picked to join the firm shortly after his 1908 graduation from
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266:
2181:
Who's Who in
Engineering: A biographical dictionary of contemporaries (1922–1923)
2179:
2115:
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1390:
422:
In 1915, Waddell promoted
Needham Everett to junior partner, renaming the firm
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980:
377:
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590:
technology in one of its 15 bridges. The firm also designed the replacement
587:
351:
180:
1908:
499:. He died in 1938 at the age of 84, leaving Hardesty to run the company.
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1262:
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767:
431:
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28:
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The State
Historical Society of Missouri Research Center-Kansas City
2071:"Pittsburgh, Fort Wayne & Chicago Railway, Calumet River Bridge"
1909:"Legacy of Waddell & Harrington Sets Stage for Future Success"
578:. The company has continued to design roadways, most recently the
2581:
Construction and civil engineering companies of the United States
288:, the project had a significant impact on infrastructure design.
400:
187:, a structural engineer who pioneered the design of large-scale
2065:
See list of
Waddell & Harrington bridges in Appendix A of
161:
183:
and architecture projects. The firm was founded in 1887 by
529:) as a partner. The duo's leadership saw completion of the
453:, and the New York office became its headquarters in 1920.
541:(AISC) 1st Place "Class A" Prize Bridge Award for beauty.
2041:
The
Historic Caddo Lake Drawbridge Perpetuation Committee
2213:"John Alexander Low Waddell: Genius of Moveable Bridges"
1842:"John Alexander Low Waddell: Genius of Moveable Bridges"
413:, of which the one on the right was designed by the firm
449:
The firm did well, receiving many contracts during the
426:. That same year, they celebrated the opening of the
357:
In 1908 Waddell & Harrington patented an improved
156:
136:
126:
112:
102:
80:
72:
64:
35:
16:
Transportation engineering company in New York City
2482:
269:designed by Waddell in 1893 and built across the
292:Waddell and Hedrick, Consulting Engineers (1899)
1930:. Portland, Oregon: Pacific Northwest Chapter,
563:Among H&H's first highway projects was the
2523:, "Truss bridge", published 1894-11-13
1875:The National Cyclopaedia of American Biography
2485:American Building Art: The Nineteenth Century
2398:"Celebrating the Past, Looking to the Future"
1966:, "Bascule-bridge", issued 1908-07-24
296:In 1899 Waddell promoted his chief draftsman
8:
340:Locomotive & Machine Company of Montreal
21:
276:A year later in 1894, Waddell designed the
2576:Engineering companies of the United States
2020:, "Lift bridge", issued 1908-08-31
1993:, "Lift bridge", issued 1908-08-17
635:
537:, the structure was honored with the 1941
243:J.A.L. Waddell, Consulting Engineer (1887)
27:
20:
2431:"Roslyn viaduct construction nearly done"
2349:American Institute of Steel Construction
615:
604:
539:American Institute of Steel Construction
506:
463:
405:
315:
246:
2309:"JOHN A. L. WADDELL, A BRIDGE ENGINEER"
1829:
438:office through at least 1918. In 1916,
2424:
2422:
2241:
2239:
2091:"Important Moments in H&H History"
2085:
2083:
2081:
2079:
1926:Sheldrake, Arlen; et al. (2012).
719:Illinois Central Missouri River Bridge
681:Atlantic & Pacific Railroad Bridge
446:) was promoted to Designing Engineer.
346:, the firm also maintained offices in
263:Illinois Central Missouri River Bridge
2278:"WOODS ASKS NATION TO REGULATE BOOMS"
1903:
1901:
1899:
1897:
527:New York City Bureau of Bridge Design
7:
2067:Historic American Engineering Record
1835:
1833:
1187:South Branch/Canal Street Bridge 458
1152:Murray Morgan (City Waterway) Bridge
330:In 1907 the company became known as
1932:National Railway Historical Society
580:reconstruction of LaGuardia Airport
493:American Society of Civil Engineers
57:J.A.L. Waddell, Consulting Engineer
2145:Frank Morgan Cortelyou (1886–1976)
14:
2211:Weingardt, P.E., Richard (2007).
2124:. Vol. 57, no. 20. 1914
1840:Weingardt, P.E., Richard (2007).
382:Colorado St. (Arroyo Seco) Bridge
2571:Companies based in New York City
2247:"Shortridge Hardesty Dies at 72"
1292:Columbia River Interstate Bridge
1090:Fort Smith-Van Buren Free Bridge
444:Rensselaer Polytechnic Institute
2371:"Ferris Wheel for World's Fair"
1878:. Vol. 12. New York City:
892:, West Bottoms, railroad tracks
586:. The latter project features
399:(which would eventually become
342:. While still headquartered in
338:, former Chief Engineer of the
2429:Endo, Emi (December 4, 2011).
2258:. October 18, 1956. p. 33
1257:LS&MS Railway Bridge No. 6
456:Needham Everett died in 1927.
428:LS&MS Railway Bridge No. 6
300:to partner, renaming the firm
284:. As the world's first major
191:. Originally incorporated in
1:
2566:Companies established in 1887
1872:White, James T., ed. (1904).
1788:William Cullen Bryant Viaduct
621:William Cullen Bryant Viaduct
592:William Cullen Bryant Viaduct
503:Hardesty & Hanover (1945)
312:Waddell and Harrington (1907)
2289:. March 12, 1931. p. 36
884:In use (Extensively altered)
762:South Halstead Street Bridge
397:Harrington, Howard & Ash
334:when Waddell partnered with
86:; 137 years ago
2320:. March 3, 1938. p. 21
2190:John W. Leonard Corporation
460:Waddell and Hardesty (1927)
278:South Halsted Street Bridge
252:South Halsted Street Bridge
2597:
550:1964 New York World's Fair
521:In 1945, Hardesty took on
185:John Alexander Low Waddell
107:John Alexander Low Waddell
76:Infrastructure engineering
2178:Leonard, John W. (1922).
1928:Steel Over the Willamette
1890:– via Google Books.
1717:Alexander Hamilton Bridge
1676:Lewiston–Queenston Bridge
1486:North Grand Island Bridge
611:Sarah Mildred Long Bridge
451:post-war economic revival
232:highways in New York City
26:
2481:Condit, Carl W. (1960).
2396:Shutt, Craig A. (2011).
2341:Prize Bridges, 1928–1956
1880:James T. White & Co.
800:Waddell "A" Truss Bridge
623:, Flower Hill–Roslyn, NY
552:that took the form of a
332:Waddell & Harrington
201:Newark Bay Bridge (rail)
143:Design & Engineering
51:Waddell & Harrington
2491:Oxford University Press
867:Lewis and Clark Viaduct
584:Kew Gardens Interchange
477:CRRNJ Newark Bay Bridge
395:, in new firm known as
222:, the redevelopment of
2375:Hardesty & Hanover
2095:Hardesty & Hanover
1913:Hardesty & Hanover
1117:Colorado Street Bridge
912:Keithsburg Rail Bridge
832:New Westminster Bridge
819:Two examples surviving
624:
613:
518:
472:
418:Waddell and Son (1915)
414:
327:
306:New Westminster Bridge
258:
68:Privately held company
45:Waddell & Hardesty
42:Hardesty & Hanover
2018:Harrington, John Lyle
1991:Harrington, John Lyle
1964:Harrington, John Lyle
1752:Robert Moses Causeway
1635:Atlantic Beach Bridge
1521:Marine Parkway Bridge
1222:Caddo Lake Drawbridge
878:Kansas City, Missouri
619:
608:
525:(former Chief of the
510:
489:Marine Parkway Bridge
469:Marine Parkway Bridge
467:
409:
319:
302:Waddell & Hedrick
250:
209:Marine Parkway Bridge
193:Kansas City, Missouri
132:CEO Sean A. Bluni, PE
97:Kansas City, Missouri
54:Waddell & Hedrick
1451:Anthony Wayne Bridge
1410:Outerbridge Crossing
576:Paterson, New Jersey
485:Outerbridge Crossing
386:Murray Morgan Bridge
363:vertical-lift bridge
354:, British Columbia.
321:Murray Morgan Bridge
286:vertical-lift bridge
2521:Waddell, John A. L.
2441:on December 6, 2011
2407:(Winter 2011): 8–11
2121:Railway Age Gazette
2116:"Supply Trade News"
2069:(HAER) No. IL-156,
2014:Waddell, John A. L.
1987:Waddell, John A. L.
1960:Waddell, John A. L.
874:Kansas City, Kansas
839:New Westminster, BC
638:
558:Uniroyal Giant Tire
533:in 1941. Spanning
440:Shortridge Hardesty
370:vertical-lift style
23:
2317:The New York Times
2286:The New York Times
2255:The New York Times
2221:STRUCTURE Magazine
1934:. pp. 7, 52.
1850:STRUCTURE Magazine
1642:Atlantic Beach, NY
1171:Thea Foss Waterway
1017:Tehama Lift Bridge
726:Council Bluffs, IA
636:
625:
614:
519:
473:
415:
336:John L. Harrington
328:
259:
226:, and other major
220:New York City Shed
146:Program Management
2489:. New York City:
2377:. August 28, 2013
2347:. New York City:
1941:978-0-9851207-0-2
1822:
1821:
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1724:New York City, NY
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1607:Niagara Falls, ON
1604:
1601:Niagara Falls, NY
1595:
1589:
1582:
1577:
1570:
1564:
1558:
1556:Mill Basin Bridge
1551:
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1500:
1494:
1493:Niagara Falls, NY
1487:
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1423:Staten Island, NY
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1379:Staten Island, NY
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931:Mississippi River
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644:
479:(1926), original
424:Waddell & Son
411:Intercity Viaduct
224:LaGuardia Airport
216:U.S. Bank Stadium
170:
169:
48:Waddell & Son
2588:
2551:
2550:
2547:Aspirebridge.com
2544:
2540:"Roslyn Viaduct"
2536:
2530:
2529:
2528:
2524:
2513:
2507:
2506:
2503:Internet Archive
2500:
2498:
2488:
2478:
2472:
2471:
2468:Aspirebridge.com
2465:
2461:"Roslyn Viaduct"
2457:
2451:
2450:
2448:
2446:
2437:. Archived from
2426:
2417:
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2414:
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2402:
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1812:Hempstead Harbor
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1660:Reynolds Channel
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1346:Piscataqua River
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1229:Mooringsport, LA
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1074:Willamette River
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1036:Sacramento River
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1016:
1010:
999:
994:
988:
981:
975:
966:Willamette River
964:
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947:Hawthorne Bridge
946:
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712:
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679:
674:
667:
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657:
652:
647:
642:
639:
632:Notable projects
600:Roslyn, New York
374:Hawthorne Bridge
348:Portland, Oregon
166:
163:
94:
92:
87:
31:
24:
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2405:Aspire Magazine
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2153:Kansas City, MO
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2125:
2114:
2113:
2109:
2099:
2097:
2089:
2088:
2077:
2064:
2060:
2050:
2048:
2037:"The Engineers"
2035:
2034:
2030:
2023:
2016: &
2008:
2007:
2003:
1996:
1989: &
1981:
1980:
1976:
1969:
1962: &
1954:
1953:
1949:
1942:
1925:
1924:
1920:
1907:
1906:
1895:
1885:
1883:
1871:
1870:
1866:
1856:
1854:
1844:
1839:
1838:
1831:
1827:
1796:Flower Hill, NY
1772:Great South Bay
1760:Islip, New York
1417:Perth Amboy, NJ
1365:Goethals Bridge
1327:Memorial Bridge
989:Kansas City, MO
634:
556:, known as the
523:Clinton Hanover
505:
481:Goethals Bridge
471:, New York City
462:
420:
393:Frank Cortelyou
314:
294:
245:
240:
205:Goethals Bridge
203:, the original
189:moveable bridge
162:hardestyhanover
160:
152:
129:
122:
118:
90:
88:
85:
60:
17:
12:
11:
5:
2594:
2592:
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2583:
2578:
2573:
2568:
2558:
2557:
2553:
2552:
2531:
2508:
2473:
2452:
2418:
2388:
2362:
2331:
2300:
2269:
2235:
2203:
2192:. p. 1314
2170:
2159:. May 10, 2013
2135:
2107:
2075:
2058:
2028:
2001:
1974:
1947:
1940:
1918:
1893:
1864:
1828:
1826:
1823:
1820:
1819:
1815:
1808:
1803:
1792:
1784:
1778:
1777:
1775:
1768:
1763:
1756:
1748:
1742:
1741:
1739:
1732:
1727:
1720:
1713:
1707:
1706:
1704:
1697:
1692:
1679:
1672:
1666:
1665:
1663:
1656:
1651:
1638:
1631:
1625:
1624:
1622:
1615:
1610:
1597:
1594:Rainbow Bridge
1590:
1584:
1583:
1578:
1571:
1566:
1559:
1552:
1546:
1545:
1543:
1536:
1531:
1524:
1517:
1511:
1510:
1508:
1501:
1496:
1489:
1482:
1476:
1475:
1473:
1466:
1461:
1454:
1447:
1441:
1440:
1438:
1431:
1426:
1413:
1406:
1400:
1399:
1394:
1387:
1382:
1369:
1361:
1355:
1354:
1349:
1342:
1337:
1334:Portsmouth, NH
1330:
1323:
1317:
1316:
1314:
1311:Columbia River
1307:
1302:
1295:
1288:
1282:
1281:
1279:
1272:
1267:
1260:
1253:
1247:
1246:
1244:
1237:
1232:
1225:
1218:
1212:
1211:
1209:
1202:
1197:
1190:
1183:
1177:
1176:
1174:
1167:
1162:
1155:
1148:
1142:
1141:
1139:
1132:
1127:
1120:
1113:
1107:
1106:
1104:
1101:Arkansas River
1097:
1095:
1093:
1086:
1080:
1079:
1077:
1070:
1065:
1058:
1051:
1045:
1044:
1039:
1032:
1027:
1020:
1013:
1007:
1006:
1004:
1001:Missouri River
997:
992:
985:
978:
972:
971:
969:
962:
957:
950:
943:
937:
936:
934:
927:
922:
919:Keithsburg, IL
915:
908:
902:
901:
899:
894:
886:
881:
870:
863:
857:
856:
854:
847:
842:
835:
828:
822:
821:
816:
814:
809:
804:
796:
790:
789:
784:
777:
772:
765:
758:
752:
751:
749:
746:Missouri River
742:
737:
722:
715:
709:
708:
703:
700:Colorado River
696:
691:
684:
677:
671:
670:
665:
660:
655:
650:
645:
633:
630:
546:amusement ride
531:Rainbow Bridge
512:Rainbow Bridge
504:
501:
461:
458:
419:
416:
359:Bascule bridge
313:
310:
298:Ira G. Hedrick
293:
290:
271:Missouri River
244:
241:
239:
236:
181:transportation
168:
167:
158:
154:
153:
151:
150:
147:
144:
140:
138:
134:
133:
130:
127:
124:
123:
120:
116:
114:
110:
109:
104:
100:
99:
82:
78:
77:
74:
70:
69:
66:
62:
61:
59:
58:
55:
52:
49:
46:
43:
39:
37:
33:
32:
15:
13:
10:
9:
6:
4:
3:
2:
2593:
2582:
2579:
2577:
2574:
2572:
2569:
2567:
2564:
2563:
2561:
2548:
2541:
2535:
2532:
2522:
2518:
2512:
2509:
2504:
2493:. p. 313
2492:
2487:
2486:
2477:
2474:
2469:
2462:
2456:
2453:
2440:
2436:
2432:
2425:
2423:
2419:
2411:September 20,
2406:
2399:
2392:
2389:
2376:
2372:
2366:
2363:
2355:September 20,
2350:
2343:
2342:
2335:
2332:
2324:September 20,
2319:
2318:
2310:
2304:
2301:
2293:September 20,
2288:
2287:
2279:
2273:
2270:
2262:September 20,
2257:
2256:
2248:
2242:
2240:
2236:
2223:
2222:
2214:
2207:
2204:
2191:
2187:
2183:
2182:
2174:
2171:
2158:
2154:
2147:
2146:
2139:
2136:
2123:
2122:
2117:
2111:
2108:
2096:
2092:
2086:
2084:
2082:
2080:
2076:
2072:
2068:
2062:
2059:
2046:
2042:
2038:
2032:
2029:
2019:
2015:
2011:
2005:
2002:
1992:
1988:
1984:
1978:
1975:
1965:
1961:
1957:
1951:
1948:
1943:
1937:
1933:
1929:
1922:
1919:
1914:
1910:
1904:
1902:
1900:
1898:
1894:
1881:
1877:
1876:
1868:
1865:
1852:
1851:
1843:
1836:
1834:
1830:
1824:
1816:
1814:
1809:
1804:
1801:
1797:
1793:
1789:
1785:
1780:
1779:
1776:
1773:
1769:
1764:
1761:
1757:
1753:
1749:
1744:
1743:
1740:
1737:
1733:
1728:
1726:
1721:
1719:
1714:
1709:
1708:
1705:
1702:
1701:Niagara River
1698:
1693:
1690:
1689:Queenston, ON
1684:
1680:
1678:
1673:
1668:
1667:
1664:
1661:
1657:
1652:
1649:
1643:
1639:
1636:
1632:
1627:
1626:
1623:
1620:
1619:Niagara River
1616:
1611:
1608:
1602:
1598:
1596:
1591:
1586:
1585:
1581:Replaced 2017
1579:
1576:
1572:
1567:
1565:
1560:
1557:
1553:
1548:
1547:
1544:
1541:
1537:
1532:
1530:
1525:
1523:
1518:
1513:
1512:
1509:
1506:
1505:Niagara River
1502:
1497:
1495:
1490:
1488:
1483:
1478:
1477:
1474:
1471:
1467:
1462:
1460:
1455:
1453:
1448:
1443:
1442:
1439:
1436:
1432:
1427:
1424:
1418:
1414:
1412:
1407:
1402:
1401:
1397:Replaced 2017
1395:
1392:
1388:
1383:
1380:
1374:
1373:Elizabeth, NJ
1370:
1366:
1362:
1357:
1356:
1352:Replaced 2013
1350:
1347:
1343:
1338:
1336:
1331:
1329:
1324:
1319:
1318:
1315:
1312:
1308:
1303:
1301:
1296:
1294:
1289:
1284:
1283:
1280:
1277:
1276:Calumet River
1273:
1268:
1266:
1261:
1259:
1254:
1249:
1248:
1245:
1242:
1238:
1233:
1231:
1226:
1224:
1219:
1214:
1213:
1210:
1208:
1206:Chicago River
1203:
1198:
1196:
1191:
1189:
1184:
1179:
1178:
1175:
1172:
1168:
1163:
1161:
1156:
1154:
1149:
1144:
1143:
1140:
1137:
1133:
1128:
1126:
1121:
1119:
1114:
1109:
1108:
1105:
1103:
1098:
1096:
1094:
1092:
1087:
1082:
1081:
1078:
1075:
1071:
1066:
1064:
1059:
1057:
1052:
1047:
1046:
1042:Replaced 1977
1040:
1038:
1033:
1028:
1026:
1021:
1019:
1014:
1009:
1008:
1005:
1002:
998:
993:
991:
986:
984:
979:
974:
973:
970:
967:
963:
958:
956:
951:
949:
944:
939:
938:
935:
933:
928:
923:
921:
916:
914:
909:
904:
903:
900:
895:
891:
887:
882:
879:
875:
871:
868:
864:
859:
858:
855:
852:
848:
843:
841:
836:
833:
829:
824:
823:
817:
815:
810:
805:
801:
797:
792:
791:
787:Replaced 1934
785:
782:
781:Chicago River
778:
773:
771:
766:
763:
759:
754:
753:
750:
747:
743:
738:
736:
735:
727:
723:
720:
716:
711:
710:
706:Replaced 1948
704:
701:
697:
692:
690:
685:
682:
678:
673:
672:
666:
661:
656:
651:
646:
641:
640:
631:
629:
622:
618:
612:
607:
603:
601:
597:
593:
589:
585:
581:
577:
573:
570:
566:
565:Interstate 80
561:
559:
555:
551:
547:
542:
540:
536:
535:Niagara Falls
532:
528:
524:
517:
516:Niagara Falls
513:
509:
502:
500:
498:
494:
490:
486:
482:
478:
470:
466:
459:
457:
454:
452:
447:
445:
441:
437:
433:
429:
425:
417:
412:
408:
404:
402:
398:
394:
389:
387:
383:
379:
375:
371:
366:
364:
360:
355:
353:
349:
345:
341:
337:
333:
326:
322:
318:
311:
309:
307:
303:
299:
291:
289:
287:
283:
282:Chicago River
279:
274:
272:
268:
264:
257:
253:
249:
242:
237:
235:
233:
229:
225:
221:
217:
212:
210:
206:
202:
198:
194:
190:
186:
182:
178:
174:
165:
159:
155:
148:
145:
142:
141:
139:
135:
131:
125:
121:United States
117:New York City
115:
111:
108:
105:
101:
98:
83:
79:
75:
71:
67:
63:
56:
53:
50:
47:
44:
41:
40:
38:
34:
30:
25:
19:
2546:
2534:
2511:
2501:– via
2495:. Retrieved
2484:
2476:
2467:
2455:
2443:. Retrieved
2439:the original
2434:
2409:. Retrieved
2404:
2391:
2379:. Retrieved
2374:
2365:
2353:. Retrieved
2340:
2334:
2322:. Retrieved
2315:
2303:
2291:. Retrieved
2284:
2272:
2260:. Retrieved
2253:
2226:. Retrieved
2219:
2206:
2194:. Retrieved
2186:Brooklyn, NY
2180:
2173:
2161:. Retrieved
2144:
2138:
2126:. Retrieved
2119:
2110:
2098:. Retrieved
2094:
2073:, pp. 50–52.
2061:
2049:. Retrieved
2045:Caddo Parish
2040:
2031:
2004:
1977:
1950:
1927:
1921:
1912:
1884:. Retrieved
1874:
1867:
1855:. Retrieved
1848:
1754:(northbound)
1736:Harlem River
1683:Lewiston, NY
1648:Lawrence, NY
1470:Maumee River
1299:Portland, OR
1124:Pasadena, CA
1062:Portland, OR
1055:Steel Bridge
954:Portland, OR
890:Kansas River
851:Fraser River
730:
626:
562:
554:Ferris wheel
543:
520:
497:Norman Medal
487:(1928), and
474:
455:
448:
423:
421:
390:
384:(1913), and
367:
356:
331:
329:
301:
295:
275:
267:swing bridge
260:
228:interchanges
213:
172:
171:
113:Headquarters
65:Company type
18:
2224:. Feb. 2007
1882:p. 468
1853:. Feb. 2007
1563:Brooklyn,NY
1540:Jamaica Bay
1435:Arthur Kill
1391:Arthur Kill
1264:Chicago, IL
1194:Chicago, IL
1136:Arroyo Seco
769:Chicago, IL
688:Needles, CA
596:Flower Hill
572:interchange
436:Kansas City
432:Chicago, IL
344:Kansas City
256:Chicago, IL
2560:Categories
1825:References
1800:Roslyn, NY
1575:Mill Basin
1569:Demolished
1528:Queens, NY
1458:Toledo, OH
1385:Demolished
1367:(original)
1340:Demolished
1241:Caddo Lake
1159:Tacoma, WA
1030:Demolished
1024:Tehama, CA
982:ASB Bridge
775:Demolished
694:Demolished
378:ASB Bridge
179:and other
128:Key people
2517:US 529220
2445:August 9,
2010:US 932359
1983:US 952486
1956:US 952485
1790:(current)
925:Abandoned
740:Abandoned
733:Omaha, NE
588:NEXT Beam
365:designs,
352:Vancouver
280:over the
807:Multiple
802:(patent)
663:Crossing
637:Bridges
594:between
569:Route 19
548:for the
388:(1913).
380:(1911),
376:(1910),
265:, was a
197:partners
149:Planning
137:Services
73:Industry
36:Formerly
2497:June 1,
2435:Newsday
2381:May 31,
2228:May 30,
2196:June 5,
2163:May 30,
2128:June 6,
2100:May 30,
2051:June 1,
1886:May 30,
1857:May 30,
495:(ASCE)
238:History
177:bridges
173:H&H
157:Website
103:Founder
89: (
81:Founded
22:H&H
2527:
2519:,
2351:. 1958
2047:. 2014
2024:
2012:,
1997:
1985:,
1970:
1958:,
1938:
1806:In use
1798:&
1766:In Use
1730:In Use
1695:In Use
1654:In Use
1613:In Use
1534:In Use
1499:In Use
1464:In Use
1429:In Use
1305:In Use
1270:In Use
1235:In Use
1200:In Use
1165:In Use
1130:In Use
1068:In Use
995:In Use
960:In Use
845:In Use
812:Extant
658:Status
653:Locale
598:&
350:, and
325:Tacoma
218:, the
207:, and
2543:(PDF)
2464:(PDF)
2401:(PDF)
2345:(PDF)
2312:(PDF)
2281:(PDF)
2250:(PDF)
2216:(PDF)
2149:(PDF)
1845:(PDF)
1685:&
1644:&
1603:&
1419:&
1375:&
728:&
668:Notes
609:2018
2499:2021
2447:2020
2413:2024
2383:2021
2357:2024
2326:2024
2295:2024
2264:2024
2230:2021
2198:2021
2165:2021
2130:2021
2102:2021
2053:2021
1936:ISBN
1888:2021
1859:2021
1782:2012
1746:1968
1711:1963
1670:1962
1629:1952
1588:1941
1550:1940
1515:1937
1480:1935
1445:1931
1404:1928
1359:1928
1321:1923
1286:1917
1251:1914
1216:1914
1181:1914
1146:1913
1111:1913
1084:1912
1049:1912
1011:1911
976:1911
941:1910
906:1909
861:1907
826:1904
794:1898
756:1894
713:1893
675:1890
648:Name
643:Year
582:and
567:and
483:and
401:HNTB
372:):
164:.com
91:1887
84:1887
574:in
430:in
403:).
230:of
95:in
2562::
2545:.
2466:.
2433:.
2421:^
2403:.
2373:.
2314:.
2283:.
2252:.
2238:^
2218:.
2188::
2184:.
2155::
2151:.
2118:.
2093:.
2078:^
2043:.
2039:.
1911:.
1896:^
1847:.
1832:^
602:.
560:.
514:,
323:,
308:.
254:,
234:.
211:.
119:,
2549:.
2505:.
2470:.
2449:.
2415:.
2385:.
2359:.
2328:.
2297:.
2266:.
2232:.
2200:.
2167:.
2132:.
2104:.
2055:.
1944:.
1915:.
1861:.
876:–
93:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
