18. Browne, R. D. and Bamforth, P. B., "Tests to Establish Concrete 
Pumpability,' American Concrete Institute Journal, Proceedings, vol 74, 
MO. So May 19/7. po IM3-203. 
19. Anderson, W. G., “Analyzing Concrete Mixtures for Pumpability," 
American Concrete Institute Journal, Proceedings, vol 74, no. 9, 
September 1977, pp 447-451. 
2 
