The Unified Soil Classification System (open access)

The Unified Soil Classification System

The purpose of this manual is to describe and explain the use of the "Unified Soil Classification System" in order that identification of soil types will be on a common basis throughout the agencies using this system.
Date: March 1953
Creator: Waterways Experiment Station (U.S.)
System: The UNT Digital Library
The Unified Soil Classification System, Appendix A: Characteristics of Soil Groups Pertaining to Embankments and Foundations (open access)

The Unified Soil Classification System, Appendix A: Characteristics of Soil Groups Pertaining to Embankments and Foundations

Report describing various kinds of soils and their characteristics, for use in constructing embankments and foundations: "The major properties of a soil proposed for use in an embankment or foundation that are of concern to the design or construction engineer are its strength, permeability, and consolidation and compaction characteristics. Other features may be investigated for a specific problem, but in general some or all of the properties mentioned above are of primary importance in an earth embankment or foundation project of any magnitude" (p. 1).
Date: March 1953
Creator: Waterways Experiment Station (U.S.)
System: The UNT Digital Library
Recommended Practices for Establishment and Maintenance of Turf (open access)

Recommended Practices for Establishment and Maintenance of Turf

"The intent of this report is to provide technical and practical information which will be of value to those responsible for preparation, review or accomplishment of specifications for the establishment of vegetative ground cover. [...] The report is concerned primarily with establishment of turf grasses in the continental United States. A brief discussion of maintenance practices is included as such practices have a direct bearing on the successful establishment of the desired ground cover" (p. 1).
Date: April 1953
Creator: Cale, E. B.
System: The UNT Digital Library