Occasional Electronic Publication No. 1 - Society for Industrial ...
Occasional Electronic Publication No. 1 - Society for Industrial ...
Occasional Electronic Publication No. 1 - Society for Industrial ...
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Boles- -Briggs, A.<br />
Boles, John, Jr. (cont’d)<br />
48,013 May 30, 1865 Truss with U-shaped, curved, web braces plus a full-span arch.<br />
Exuberantly fanciful.<br />
Boller, Alfred<br />
125,117 Apr. 2, 1872 Slightly tapered, laced, compression vertical <strong>for</strong> truss bridges. Labeled<br />
“improvement in wrought-iron bridges.”<br />
Bollman, Wendel – also see Denmead & Bollman (W. Bollman & Co., Baltimore, Md.)<br />
8,624 Jan. 6, 1852 Suspension truss. Radiating diagonals extend to base of each vertical<br />
from top of both end posts.<br />
Bonnell, William F.<br />
130,561 Aug. 20, 1872 Pratt truss variation. Sliding link at junctures of diagonal ties with<br />
chord.<br />
Bonzano, Adolphus – also see Clarke & Bonzano<br />
127,018 May 21, 1872 *Turntable <strong>for</strong> swing-span drawbridges.<br />
Bornemann, August (Bornemann & Sons, Lancaster, Oh.)<br />
219,846 Sep.23, 1879 Queen-post configuration. Timber top chord and posts. Diagonals and<br />
bottom chord are metal rods.<br />
Boutet, Thomas<br />
114,401 May 2, 1871 Truss configuration with cross-braced panels. Parallel post-stressed<br />
cables in deck. End three panels secured to abutment. French in origin.<br />
Bower, Daniel<br />
140,181 Jun. 24, 1873 Timber Howe truss configuration. Block detail <strong>for</strong> connecting the<br />
diagonals. Single diagonal in all panels.<br />
Bradway, Abel & Elijah Valentine<br />
9,090 Jul. 6, 1852 Timber chord truss. Verticals composed of a wood strut and a pair of<br />
rods. Slope of timber web diagonals alternates in adjacent panels.<br />
Overlapping, two-panel-wide, rods in web are bent into a U-shaped<br />
pattern and connected only to the top chord. Convoluted.<br />
Brayton, William<br />
632,985 Sep.12, 1899 *Bascule drawbridge. Labeled “bridge.”<br />
Brels<strong>for</strong>d, William<br />
531,768 Jan. 1, 1895 Queen-post truss. Timber top chord. Verticals, diagonals, and bottom<br />
chord are rods.<br />
624,618 May 9, 1899 Queen-post truss. Tubular top chord and posts. Bottom chord and cross<br />
diagonals are rods. Unique joint detail.<br />
Brenner, August<br />
241,919 May 24, 1881 Arched truss. Ends of arched bottom chord are divided into two curved<br />
pieces, each having a different rate of curvature. Top chord is<br />
horizontal. Mid-span ties are metal rods.<br />
Briggs, Alfred<br />
20,987 Jul. 27, 1858 Timber Warren truss. Rods <strong>for</strong> tensile diagonals. Special bearing<br />
blocks.<br />
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