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The freeze and thaw durability of portland cement concrete as a function of the degree of mortar saturation PDF

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Preview The freeze and thaw durability of portland cement concrete as a function of the degree of mortar saturation

INFORMATION TO USERS This manuscript has been reproduced from the microfilm master. UMI films the text directly from the original or copy submitted. Thus, some thesis and dissertation copies are in typewriter face, while others may be from any type of computer printer. The quality of this reproduction is dependent upon the quality of the copy submitted. Broken or indistinct print, colored or poor quality illustrations and photographs, print bleedthrough, substandard margins, and improper alignment can adversely affect reproduction. In the unlikely event that the author did not send UMI a complete manuscript and there are missing pages, these will be noted. Also, if unauthorized copyright material had to be removed, a note will indicate the deletion. Oversize materials (e.g., maps, drawings, charts) are reproduced by sectioning the original, beginning at the upper left-hand comer and continuing from left to right in equal sections with small overlaps. ProQuest Information and Learning 300 North Zeeb Road, Ann Arbor, Ml 48106-1346 USA 800-521-0600 Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. NOTE TO USERS This reproduction is the best copy available. _ __ <®> UMI Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. This thesis, having been approved by the special Faculty Committee, is accepted by the Graduate School of the University of Wyoming, in partial fulfillment of the requirements for the degree of Master of Science __ Dean of the Graduate School. Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. THE FREEZE AND THAW DURABILITY OF PORTLAND CEMENT CONCRETE AS A FUNCTION OF THE DEGREE OF MORTAR SATURATION Thesis submitted, to the Department of Civil Engineering and the Graduate School at the University of Wyoming in partial fulfillm ent of requirements for the Degree of Master of Science. library df th e by Thomas M. Whiteside Laramie, Wyoming March, 19# Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. UMI Number: EP20664 UMI9 I ! UMI Microform EP20664 j Copyright 2007 by ProQuest'Information and Learning Company, i All rights reserved. This microform edition is protected against unauthorized copying under Title 17, United States Code. ProQuest Information and Learning Company 300 North Zeeb Road P.O. Box 1346. Ann Arbor, Ml 48106-1346 Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. ACKNOWLEDGMENT The author is deeply indebted to Doctor Harold S, Sweet, Assis­ tant Professor of Civil Engineering at the University of Wyoming, for his advice and guidance in developing this study. The cooperation and assistance of Professor A. J« McGawf, Head of the Department of Civil and Architectural Engineering at the University of Wyoming, in placing the facilities of the Department at the author's disposal are gratefully acknowledged. The author also wishes to express his thanks to Dr. Henry G. Fisk, Director of the Wyoming Natural Resources Research Institute for his courtesy in extending the Institute's facilities and to Mr. Bahngrell W. Brown, Chemist, Wyoming Natural Resources Research Institute, for helping with some of the technical phases of the investigation. Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. I ll TABLE OF CONTENTS Page INTRODUCTION . . •........................... 1 PREVIOUS INVESTIGATIONS................................................................ .................... 3 MATERIALS............................................................ ........................................ . . . 8 PROCEDURE............................................................................... 11 RESULTS AND DISCUSSION..................................... . . 23 Effects of Er e e zing-and-Thawing ........................ . 23 Saturation Effects.............................................................................................31 CONCLUSIONS................................................................................................................. £1 BIBLIOGRAPHY..................................... £3 I Reproduced with permission of the copyright owner. Further reproduction prohibited without permission.

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