Engineering and Contracting, Vol. 57: January June, 1922 (Classic Reprint) - Hardcover

Halbert P. Gillette

9780331541359: Engineering and Contracting, Vol. 57: January June, 1922 (Classic Reprint)

Hardcover

ISBN 10: 0331541351 ISBN 13: 9780331541359

Publisher: Forgotten Books, 2018

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Engineering and Contracting, 1922: Inside the Bridge Test and Water-Quality Studies

This reprint from Halbert P. Gillette collects early 20th‑century engineering writing on bridge testing and water system health. Read about how to measure train‑load effects on bridges and how iron bacteria can affect water pipes and mineral incrustations, with practical guidance for engineers.

Two long-form pieces anchor this issue. One explains how to place and synchronize recording instruments on bridges to capture stress, vibration, and train speed, aiming for accurate, actionable results. The other examines iron bacteria in water supplies, outlining conditions that favor growth and practical remedies to preserve flow and avoid blockages.

Methods for selecting instrument positions and ensuring precise timing across multiple sensors
How to interpret bridge stress records under high‑speed train loads
Overview of iron bacteria species and how they cause slime, tubercles, and incrustations
Engineering approaches to remove factors that support bacterial growth and maintain water flow

Ideal for readers of early engineering magazines and history of infrastructure, as well as professionals seeking historical perspectives on testing methods and water‑system challenges.

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