A Handbook on Reinforced Concrete by F. D. Warren was prepared for architects, engineers and contractors. Published in New York by D. Van Nostrand Company in 1906, it combines practical discussion, experimental evidence, design tables and a final treatment of trussed roofs.
A reference arranged for working use
The preface describes the author’s aim of producing a reference handbook rather than a conventional textbook. Warren emphasizes the needs of people working in architecture and construction and explains that the volume is divided into four parts.
The first gives a practical account of the subject. The second presents tests used in support of constants and coefficients. Tables occupy the third part, while the fourth addresses trussed roofs. This arrangement allows a reader to move between an application, the evidence behind it and a tabulated result.
For a historical technical library, the distinction is useful. The book records an attempt to organize a developing field into a form that could be consulted during ordinary office work. It also preserves the author’s view of which matters could be simplified and which required explanation.
Materials and construction practice
The first part includes tensile strength of cement, classification of trap-rock, caring for crushed stone, sand and the proportions of ingredients for different mixtures. Incorporation and the protection required in work follow the materials discussion.
These subjects connect a reinforced-concrete design with the condition and handling of its ingredients. A calculated member is only part of a construction process; the material delivered, mixed and placed must also be considered. The book’s practical opening supplies that context for the later tables.
Readers studying early building methods can use these pages to compare terminology, testing expectations and material choices. They should be read within their 1906 setting, especially where the author’s recommendations depend on products and working practices of the period.
Tests, beams, floors and temperature
The second part presents tests of beams, a column and floors, with remarks on their results. It includes a group of floor tests and discussion of beams used with them. The contents identify the experimental material separately from the later reference tables.
Temperature effects also receive attention. The section includes explanations and plotted relationships concerning expansion. This widens the discussion beyond a static load calculation and shows the range of behavior that the author considered relevant.
The tests are valuable as historical evidence, with particular specimens and conditions. They do not provide a modern certification for a mixture or member. Their purpose in the volume is to support and explain the working relationships that Warren then tabulates.
Tables for design and comparison
The third part is a substantial reference section. It covers bending moments for beams and girders, different loading arrangements, shearing forces, slab thicknesses, reinforcement areas and safe loading. Related descriptions explain the tables rather than leaving them as unexplained numerical sheets.
Other tables address columns and comparisons of cost. Concrete mixtures, sand, stone and reinforcement proportions appear within this wider treatment. For a researcher, the tables show how an author sought to make repeated calculations and comparisons accessible.
Using a table requires understanding its assumptions and scope. The handbook’s historical limits and material values are part of what it documents. They are not current structural-design criteria or dependable estimates for present-day work.
Trussed roofs
The final part discusses reinforced-concrete roofs and trusses, with descriptions of tables, roof designs, plates, weights and cost comparisons. It extends the book beyond beams, slabs and columns into another form of building construction.
The roof material is especially useful for readers examining the variety of systems proposed during the early expansion of reinforced concrete. It shows how the author compared alternatives and assembled practical information around particular structural forms.
Audience and scan navigation
This free ebook suits construction historians, architectural researchers and readers comparing older engineering reference methods. Current construction requires modern standards and professional design. The PDF contains 278 digital pages, including preliminary matter, tables and publisher’s material. It is an image-based scan without searchable text. Use the detailed opening contents and printed page numbers to locate a subject, and inspect column headings and notes carefully when studying a table.
Book details
- Author / credited contributor: F. D. Warren
- Publisher: D. Van Nostrand Company, New York
- Year: 1906
- Edition: No numbered edition stated
- Digital length: 278 PDF pages
- Language: English
- File size: 7.60 MB
