Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Public roads bureau studies mixing
Required mixing period establishes limit on amount of concrete which can be placed during any given period of time; ultimate objective of investigation, of which this paper is partial report, is more accurate determination of effect of variation in mixing time upon cost of concrete production; margin of error in tests. Text of statement issued by U. S. Bur. of Pub. Roads.
Public roads bureau studies mixing
Required mixing period establishes limit on amount of concrete which can be placed during any given period of time; ultimate objective of investigation, of which this paper is partial report, is more accurate determination of effect of variation in mixing time upon cost of concrete production; margin of error in tests. Text of statement issued by U. S. Bur. of Pub. Roads.
Public roads bureau studies mixing
Constructor
Constructor ; 10
1928
1 Fig.
Aufsatz (Zeitschrift)
Englisch
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Mixing time studied by U. S. Bureau of Public Roads
Engineering Index Backfile | 1929
Subgrade studies of the bureau of public roads
| Engineering Index Backfile | 1927
United States Bureau of Public roads
| Engineering Index Backfile | 1939
Physical research by Bureau of Public Roads
Engineering Index Backfile | 1935
Bureau of Public Roads Highway Statistics, 1955
NTIS | 1955