rted only at tion clear, though with a dividing ridge on tirely. sufficient masonry in the interior Jo secure a the points where the corrugations are located, the road-way, and allowing the hubs of the The designer writes us as follows :— sure preponderance of downward force. the piles at those… … California Coal. and secure bearing in the seats." ment which might ocour afterwards. The that it would be, in fact, a perfect tubular The Sacramento Union at last announces Mr. Holcomb's design provides for braces buoyancy of the tube is the same, whatever bridge, with the advantage that the…
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