REFERENCES 
1. American Society for Testing and Materials (1969). Standards for 
concrete and mineral aggregates. Book of ASTM standards, pt. 10. 
Philadelphia, Pennsylvania, Nov. 1969. 
De (1969) ASTM C94-69: "Standard specification for ready-mixed 
concrete,'' in 1969 book of ASTM standards, pt. 10. Philadelphia, 
Pennsylvania, Nov. 1969, pp. 55-68. (Reprinted as NRMCA Pub. No. 124, 
Silver Spring, Maryland, National Ready-Mixed Concrete Association, 
1969) 
3. Andrew, C. E. (1940) "Building the world's largest floating bridge," 
Civil Engineering, vol. 10, no. 1, Jan. 1940, pp. 17-20. 
4. (1941) 'Problems presented by the Lake Washington floating 
bridge,'’ American Concrete Institute, Journal, Proceedings, vol. 37, 
Jan. 1941, pp. 253-268; discussion, pp. 268-1 thru 268-4. 
So . (1951) "Floating tunnel for long water crossings," American 
Society of Civil Engineers, Transactions, vol. 116, 1951, pp. 708-720; 
discussion, pp. 721-728. 
6. . (1959) "A floating highway bridge 6,470 ft long," Civil 
Engineering. vol. 29, mol. 12, Dec. L959, pp. 34-37 (vols pp. 848-851). 
7. Anon. (1947) Building the Navy's bases in World War II, vol. l. 
Washington, D. C., Government Printing Office, 1947, pp. 217-219, 223. 
8. Architectural Record. (1968) 'High-rise hotel construction speeded 
by prefabbing concrete boxes off site," vol. 143, no. 1, Jan. 1968, 
pp. 163-166. 
9. Atwood, W. G. and Johnson, A. A. (1924) Marine structures; their 
deterioration and preservation. Washington, D. C., National Research 
Council, 1924, pp. 151-158; 221-448. 
10. Billig, K. (1955) "Ships and floating structures,'' in Precast 
concrete, New York, D. Van Nostrand, 1955, pp. 319-326. 
iil, . (1960) Structural concrete. London, Macmillan, 1960, pp. 
850-852. 
12. Bond, J. R. (1970) 'Catamarans - dream or reality," Naval Engineers 
Journal, vol. 82, no. 3, June 1970, p. 106. (complete article, pp. 95- 
109). 
