Excerpt from The Civil Engineer's Field-Book: Designed for the Use of the Locating Engineer, Containing Tables of Actual Tangents, and Arcs Expressed in Chords of 100 Feet for Every Minute of Intersection, From 0 to 90, From a 1 Curve to a 10 Curve, InclusiveMany good books of the kind are in print, yet none of them, it is believed, have presented the subject to the full extent of a labor-saving medium.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.