Methods of testing concrete
Subtitle: Determination of air content of freshly mixed concrete - measuring reduction in air pressure in chamber above concrete
Edition: Rev. & redesignated ed.
Series: Australian standard -- AS 1012.4.2-1999; Australian standard -- AS 1012.4.2-1999.
Publisher: Standards Australia
Published: 1999
Place of publication: [North Sydney, N.S.W.]
Language: eng
ISBN-13: 9780733727979
Subjects: Concrete; Testing; Standards
Other titles: Determination of air content of freshly mixed concrete - measuring reduction in air pressure in chamber above concrete
Notes: Caption title.

" ... prepared by Committee BD/42, Methods of Testing Concrete. It was approved on behalf of the Council of Standards Australia on 4 June 1999 and published on 5 July 1999"--P. 8.