. Railroad record, and journal of commerce, banking, manufactures and statistics . Tubular W rouglit Iron Arch BRIDGES AKD These Bridges and Roofs have now been fully tested inthis vicinity, and it is UNIVERSALLY CONCEDED thit thoy can not be The Koofs, (rafters, ribs and sheeting,! are whollyof viioiight iron; also, the Bridges, except the floors,which are wood like other bridges I am prepared to make thesesiructures in any quan-tities, at piices about aa follows: Railroad Bridge, 60 feet span, 8,000 lbs. weight, S17 50 per Road or Turnpike, 50 feSt span. 2600
. Railroad record, and journal of commerce, banking, manufactures and statistics . Tubular W rouglit Iron Arch BRIDGES AKD These Bridges and Roofs have now been fully tested inthis vicinity, and it is UNIVERSALLY CONCEDED thit thoy can not be The Koofs, (rafters, ribs and sheeting,! are whollyof viioiight iron; also, the Bridges, except the floors,which are wood like other bridges I am prepared to make thesesiructures in any quan-tities, at piices about aa follows: Railroad Bridge, 60 feet span, 8,000 lbs. weight, S17 50 per Road or Turnpike, 50 feSt span. 2600 lbs. weight, @5 75 per foot. Roof, 50 leet wide, 100 feet long, 53 squares, $1S00, or §35 per square. [ncrease of span of Bridge, or width of roof, makesan increase of pries per foot of bridges, or square ofroof. EillliOil UD ■Purchasing the right to usethestructnres, can constructtheir owu worli as easily as to repair an enciiie, and bythe same men, tools, etc.; aud in that case the structureswill not cost more thiin oue-balf or two-tbiids theabave prices. 1 can furnish any quantities of iron of the propersizes am shapes
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Keywords: ., bookcentury1800, bookdecade1850, bookpublishercinci, bookyear1853
