International Concrete Abstracts Portal

Showing 1-5 of 17 Abstracts search results

Document: 

SP104-01

Date: 

October 1, 1987

Author(s):

Erbest K. Schrader

Publication:

Symposium Papers

Volume:

104

Abstract:

ACI and ASTM standards require an overdesign factor to be added to the design strength to account for variability in the mix. A high variability necessitates an average strength considerably higher than the design strength. There are two key problems wit

DOI:

10.14359/1694


Document: 

SP104-03

Date: 

October 1, 1987

Author(s):

Bertold E. Weinberg, Lewis H. Tuthill

Publication:

Symposium Papers

Volume:

104

Abstract:

An owner can do much to achieve quality concrete construction. He has the most at stake in a project and must live with the results of others' efforts, but he knows the least about how to achieve the desired results. His roles and responsibilities are di

DOI:

10.14359/1696


Document: 

SP104-13

Date: 

October 1, 1987

Author(s):

John M. Scanlon

Publication:

Symposium Papers

Volume:

104

Abstract:

Most concrete evaluated in the laboratory is prepared and handled under tightly controlled environmental conditions (moist cured at 73.4 ñ 3 deg F) from the time of molding until the moment of test. However, very little concrete is actually mixed, transpo

DOI:

10.14359/1732


Document: 

SP104-14

Date: 

October 1, 1987

Author(s):

John H. Lawder and Robert F. Adams

Publication:

Symposium Papers

Volume:

104

Abstract:

The organization and procedures used in the quality production of about 8 million cubic yards of concrete of all kinds for the California Water Project are described. These included design aspects, specifications, the concrete laboratory, and construction

DOI:

10.14359/1733


Document: 

SP104-12

Date: 

October 1, 1987

Author(s):

Luc R. Taerwe

Publication:

Symposium Papers

Volume:

104

Abstract:

Usually it is assumed that consecutive concrete strength values are independent. However, the analysis of five extensive concrete strength records, with a number of observations ranging between 534 and 1786, reveals that significant serial correlation is

DOI:

10.14359/1618


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