A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
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.
Article (Journal)
English
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Subgrade studies of the bureau of public roads
| Engineering Index Backfile | 1927
Mixing time studied by U. S. Bureau of Public Roads
Engineering Index Backfile | 1929
United States Bureau of Public roads
| Engineering Index Backfile | 1939
Bureau of Public Roads Highway Statistics, 1955
NTIS | 1955
Bureau of Public Roads Highway Statistics, 1954
NTIS | 1954