Download or read book Mississippi River: Study of Alternatives for Rehabilitation of Lock and Dam Number 1. Minneapolis, Minnesota. Supporting Data for Appendix F. Concrete Evaluation Study written by CORPS OF ENGINEERS ST PAUL MN ST PAUL DISTRICT. and published by . This book was released on 1976 with total page 44 pages. Available in PDF, EPUB and Kindle. Book excerpt: Contents: (1) R.C. Mielenz, Petrographic Examination of Concrete Lock and Dam No. 1, St. Paul, Minnesota, August 31, 1974; (2) R.C. Mielenz, Petrographic Examination of Samples of Concrete, Lock and Dam No. 1, Mississippi River, October 15, 1974; (3) R.C. Mielenz, Petrographic Examination of Concrete Core Specimens Lock and Dam No. 1, Mississippi River, December 9, 1974.