Cement and how to use it : a working manual of up-to-date practice in the manufacture and testing of cement : the proportioning, mixing, and depositing of concrete, and its application to all forms of concrete construction, plain and reinforced : with special chapters on concreting tools and machinery, waterproofing, working rules, etc. (1910)
Radford, William A., 1865- · Chicago : Radford Architectural Co. · leaf 381
354 CEMENT AND HOW TO USE IT an ideal material to answer all the requirements. Concrete Culverts. The difference between a culvert and a bridge is not very clearly marked; a large culvert may be called a small bridge, and a small bridge is but little different from a cul- vert. The two structures… … Fig. 101. Fig. 102. Sectional Reinforced Concrete Culvert Pipe with Bell and Spigot Ends. a road. A culvert serves as a drain or conduit, and is covered by the road embankment; for this reason it must be composed of a material which will not rot under the most adverse conditions of alternate wet…
Cement · Concrete construction
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.