This section is from the book "Elementary Principles Carpentry", by Thomas Tredgold. Also available from Amazon: Elementary Principles Of Carpentry.
Name | Span of Widest Opening. | Authority. |
feet. | ||
Bridge of Bassano, over the Brenta, by Palladio (truss) | 36.8 | Rondelet. |
„ Cismone, near Bassano, by Palladio ...... | 108 | " |
„ Schaffhausen, by Grubenmann, 1757 (truss) | 193 | Cox's Travels |
„ Walton-upon-Thames, by Etheridge, about) 1758 ................... | 130 | Smeaton. |
Bridge of St. Clair, on the Rhone, by Morand, 1775 (truss) ................. | 45 | Gauthey |
Bridge of Tournus, on the Saone, by Ganthey, 1801...... | 89 1/2 | " |
„ La Cite', on the Seine, near Paris, by De-moutier, 1802 ................ | 104 | " |
Bridge over the Don, near Aberdeen, by James Bum, 1803 ................ | 109 1/4 | Telford. |
Bridge over the Schuylkill, near Philadelphia, by Louis Wernwag (archell rib) ................ | 340 | Stevenson. |
Bridge over the Delaware, New Jersey, by Burr, 1804 (arched rib) .............. | 200 | " |
Bridge of Landsberg, over the Lech, by Wiebeking, 1807 (arched rib) .............. | 123 | Wiebeking. |
Bridge of Irsingen, over the Wertach, by ditto, 1808 (arched rib) ............... | 126 | " |
Bridge of Freysingen, over the Isar, by ditto, 1808 (arched rib) ............ | 153 | |
Bridge of Sharding, on the Rott, by ditto, 1809 (arched rib) ........... | 194 | " |
Bridge of Bamberg, on the Regnitz, by ditto, 18091 (arched rib) ........... | 208 | " |
Bridge over the Portsmouth River, America, by Bludged (arched rib) ........... | 250 | Douglas. |
Richmond Bridge, America, by Ithiel Town (lattice) | 150 | Cresy. |
James River Bridge, on the Richmond and Petersburgh Railway, by Moncure Robinson, 1838 (lattice)............ | 153 | |
Bridge across the Susquehannali, by ditto | 220 | |
A Long's Frame Bridge over the Connecticut River, on the Western Railway............ | 170 | Wenle's Bridges.' |
The Bedford Bridge, a Howe truss strengthened by an arched rib, on the Cleveland and Pittsburgh Railway | 243 | Zerah Colburn |
The River Nore Bridge, on the Waterford and Kilkenny Railway, by Capt. Moorsom, 1850 (lattice) ........... | 200 | Moorsom. |
Bridge at Rock Island, over the Mississippi (a Howe truss)................ | 250 | Zerah Colburn. |
The Delaware Bridge, on the New York and Erie Railway (McCallum's principle) ........ | 262 | " |
The Clinton Bridge, on the Galena and Chicago Rail-way (McCallum's principle in 7 spans)...... | 200 |
 
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