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Investigation Of Methods Of Preparing Horizontal Construction Joints In Concrete Report 4 Evaluation Of High Pressure Water Jet And Joint Preparation Procedures
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Book Synopsis Investigation of Methods of Preparing Horizontal Construction Joints in Concrete by : William O. Tynes
Download or read book Investigation of Methods of Preparing Horizontal Construction Joints in Concrete written by William O. Tynes and published by . This book was released on 1973 with total page 62 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Investigation of Methods of Preparing Horizontal Construction Joints in Concrete by : William O. Tynes
Download or read book Investigation of Methods of Preparing Horizontal Construction Joints in Concrete written by William O. Tynes and published by . This book was released on 1973 with total page 22 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Investigation of Methods of Preparing Horizontal Construction Joints in Concrete. Report 4. Evaluation of High-Pressure Water Jet and Joint Preparation Procedures by : William O. Tynes
Download or read book Investigation of Methods of Preparing Horizontal Construction Joints in Concrete. Report 4. Evaluation of High-Pressure Water Jet and Joint Preparation Procedures written by William O. Tynes and published by . This book was released on 1973 with total page 49 pages. Available in PDF, EPUB and Kindle. Book excerpt: The report discusses procedures for preparation of horizontal construction joints using a high-pressure water jet, to compare these procedures with the alternative practice of wet sand-blasting, and to develop additional information on procedures and methods that have been used in horizontal construction joint practice. The investigation is divided into two phases, laboratory and field. One 6-in. maximum size crushed limestone aggregate concrete mixture, with a cement content of 235 lb/cu yd, an air content of 6 plus or minus percent, and a slump of 2 plus or minus 1/2 in. on the portion of the mixture passing the 1-1/2-in. sieve, was used to cast specimens for both phases. (Modified author abstract).
Book Synopsis Methods of Preparing Horizontal Construction Joints in Mass Concrete by : Billy D. Neeley
Download or read book Methods of Preparing Horizontal Construction Joints in Mass Concrete written by Billy D. Neeley and published by Washington, DC : U.S. Army Corps of Engineers. This book was released on 1996 with total page 98 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book ACI Structural Journal written by and published by . This book was released on 2004 with total page 478 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Monthly Catalog of United States Government Publications, Cumulative Index by : United States. Superintendent of Documents
Download or read book Monthly Catalog of United States Government Publications, Cumulative Index written by United States. Superintendent of Documents and published by . This book was released on 1976 with total page 1408 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Monthly Catalog of United States Government Publications by :
Download or read book Monthly Catalog of United States Government Publications written by and published by . This book was released on 1974 with total page 1570 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Cumulative Title Index to United States Public Documents, 1789-1976 by : Daniel W. Lester
Download or read book Cumulative Title Index to United States Public Documents, 1789-1976 written by Daniel W. Lester and published by . This book was released on 1980 with total page 686 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Highway Research in Progress written by and published by . This book was released on 1975 with total page 896 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Waterjetting Technology by : D.A. Summers
Download or read book Waterjetting Technology written by D.A. Summers and published by CRC Press. This book was released on 2003-09-02 with total page 642 pages. Available in PDF, EPUB and Kindle. Book excerpt: Waterjet technology is used in a variety of industries including civil engineering, mining, geotechnical engineering, tunnelling, defence, construction and conservation. This book is essential reading for all those engaged in waterjet technology - from manufacturers of the equipment through to Government Contracting Officers who let the awards, to the individual contractors and their engineers.
Book Synopsis List of Publications of the U.S. Army Engineer Waterways Experiment Station by : U.S. Army Engineer Waterways Experiment Station
Download or read book List of Publications of the U.S. Army Engineer Waterways Experiment Station written by U.S. Army Engineer Waterways Experiment Station and published by . This book was released on 1975 with total page 438 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Report of Eighth Interagency Conference on Coordination of Research Activities by :
Download or read book Report of Eighth Interagency Conference on Coordination of Research Activities written by and published by . This book was released on 1973 with total page 578 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Water Resources Research Catalog by : United States. Office of Water Research and Technology
Download or read book Water Resources Research Catalog written by United States. Office of Water Research and Technology and published by . This book was released on 1975 with total page 1126 pages. Available in PDF, EPUB and Kindle. Book excerpt: Beginning with vol. 9, only new and continuing but modified projects are listed. Vols. 8- should be kept as a record of continuing but unchanged projects.
Book Synopsis Methods of Preparing Horizontal Construction Joints in Mass Concrete. Report 2 - Minimizing Laitance by :
Download or read book Methods of Preparing Horizontal Construction Joints in Mass Concrete. Report 2 - Minimizing Laitance written by and published by . This book was released on 1998 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: This report presents the results of a research program examining the effects of different methods of preparing horizontal construction joints in mass concrete construction. The purpose of the research program was to confirm existing guidance or, if necessary, update it. This is the second and final report. The joint moisture conditions at the time of concrete placement were: (a) continuously moist, (b) dry, and (c) dry and then remoistened. There was no cleaning of the joint surface prior to placement of a second lift. The concrete mixture used in the first lift was proportioned to minimize bleeding and the resulting laitance. Jointed specimens were tested for direct tensile strength and shear strength. The results indicated that an addition of a small quantity of silica fume does decrease bleeding and reduce loose, flaky laitance. However, a smooth, somewhat glassy surface appears to interfere with the bonding of the next lift of concrete. Bond strengths are not as good as those when the horizontal construction joints are cleaned by high-pressure water cutting or by air-water cutting, and then allowed to dry approximately 24 hr immediately prior to placement of the next lift of concrete. This technique is not recommended. Current guidance concerning joint cleaning procedures should be followed.
Book Synopsis Government Reports Announcements by :
Download or read book Government Reports Announcements written by and published by . This book was released on 1973 with total page 932 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Government Reports Index written by and published by . This book was released on 1973 with total page 962 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Methods of Preparing Horizontal Construction Joints in Mass Concrete. Report 2. Minimizing Laitance by : Neeley, Billy D
Download or read book Methods of Preparing Horizontal Construction Joints in Mass Concrete. Report 2. Minimizing Laitance written by Neeley, Billy D and published by Washington, DC : U.S. Army Corps of Engineers. This book was released on 1998 with total page 40 pages. Available in PDF, EPUB and Kindle. Book excerpt: This report presents the results of a research program examining the effects of different methods of preparing horizontal construction joints in mass concrete construction. The purpose of the research program was to confirm existing guidance or, if necessary, update it. This is the second and final report. The joint moisture conditions at the time of concrete placement were: (a) continuously moist, (b) dry, and (c) dry and then remoistened. There was no cleaning of the joint surface prior to placement of a second lift. The concrete mixture used in the first lift was proportioned to minimize bleeding and the resulting laitance. Jointed specimens were tested for direct tensile strength and shear strength. The results indicated that an addition of a small quantity of silica fume does decrease bleeding and reduce loose, flaky laitance. However, a smooth, somewhat glassy surface appears to interfere with the bonding of the next lift of concrete. Bond strengths are not as good as those when the horizontal construction joints are cleaned by high-pressure water cutting or by air-water cutting, and then allowed to dry approximately 24 hr immediately prior to placement of the next lift of concrete. This technique is not recommended. Current guidance concerning joint cleaning procedures should be followed.