The Annual Report of the Secretary of Commerce


Book Description

The first annual report submitted December 16, 1913, "being the eleventh annual report of so much of the former Department of commerce and labor as is now included within the Department of commerce," contains an outline of the work of the department. Another issue is dated 1914.







NBS Special Publication


Book Description







Performance of a Single-stack DWV System Utilizing Low-angle Stack-branch Confluence and Bottom Shunt Venting


Book Description

One of the performance requirements of great importance in relation to plumbing is hydraulic adequacy or hydraulic performance, which is related primarily to the general attribute of health and safety.The scope of the presentation is limited to certain aspects of the hydraulic performance of sanitary drain-waste-vent (DWV) systems. Considerable savings in material and labor costs have been reported to be possible through the use of a single-stack drainage system in place of a conventional system.The development of the experimental work reported herein came about as the result of a request to make technical recommendations concerning the suitability of such a system in a particular installation.Described is a test program developed looking toward the evaluation of the system against the essential criteria.







Water, Sanitary and Waste Services for Buildings


Book Description

Water, sanitary and waste services represent a substantial proportion of the cost of construction, averaging 10% of the capital costs of building and with continuing costs in operation and maintenance. Nevertheless, they are often regarded as a 'Cinderella' within the building process. Parts of many different codes and regulations impact on these services, making an overall viewpoint more difficult to get. This new edition of this classic text draws together material from a variety of sources to provide the comprehensive coverage not available elsewhere. It is a resource for the sound design, operation and maintenance of these services and should be on the bookshelf of every building services engineer and architect.




NBS Technical Note


Book Description