{"id":{"repo_id":"utc","oai_identifier":"oai:scholar.utc.edu:theses-1572"},"canonical_url":"https://search.dev.ndltd.org/etd/utc/oai:scholar.utc.edu:theses-1572","repository":{"repo_id":"utc","name":"University of Tennessee - Chattanooga","base_url":"https://scholar.utc.edu/do/oai/"},"display":{"title":"The effects of Visual Stability Index (VSI) on fresh and hardened properties of Self Consolidating Concrete (SCC) under accelerated curing condition","abstract":"Self-consolidating concrete, also known as self-compacting concrete (SCC), is a highly flowable concrete that spreads into place and fills formwork without the need for mechanical vibration. SCC reduces the time and labor cost needed for concrete placement. This study is part of the proposed project by Tennessee Department of Transportation (TDOT) carried out by University of Tennessee at Chattanooga (UTC) to develop four new SCC mixtures (two Class P-SCC (precast) and two Class A-SCC (general use), and insure they meet the minimum strength and durability requirements for TDOT Class P and Class A mixtures. The objectives of the study presented in this thesis are to analyze effects of visual stability index (VSI) on both fresh and hardened properties of Class P-SCC concrete under the accelerated curing using SURE CURE system. In addition, the relationship between VSI and fresh segregation of SCC is investigated. Finally, the results of this study are evaluated to recommend performance specifications for Class P-SCC for TDOT adoption of SCC standard operating procedures","abstract_html":"Self-consolidating concrete, also known as self-compacting concrete (SCC), is a highly flowable concrete that spreads into place and fills formwork without the need for mechanical vibration. SCC reduces the time and labor cost needed for concrete placement. This study is part of the proposed project by Tennessee Department of Transportation (TDOT) carried out by University of Tennessee at Chattanooga (UTC) to develop four new SCC mixtures (two Class P-SCC (precast) and two Class A-SCC (general use), and insure they meet the minimum strength and durability requirements for TDOT Class P and Class A mixtures. The objectives of the study presented in this thesis are to analyze effects of visual stability index (VSI) on both fresh and hardened properties of Class P-SCC concrete under the accelerated curing using SURE CURE system. In addition, the relationship between VSI and fresh segregation of SCC is investigated. Finally, the results of this study are evaluated to recommend performance specifications for Class P-SCC for TDOT adoption of SCC standard operating procedures","abstract_has_math":false,"creators":["Ahmed, Mohamed Khalafalla Mohamed"],"institution":"University of Tennessee at Chattanooga","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":["Owino, Joseph","Fomunung, Ignatius W.; Byard, Benjamin; Onyango, Mbakisya A.","College of Engineering and Computer Science"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":null,"date_issued":"","date_published":null,"updated_at":"2026-07-24T05:46:28Z","subjects":["Self-consolidating concrete -- Testing"],"languages":["English","eng"],"rights":[],"rights_urls":["https://rightsstatements.org/page/InC/1.0/?language=en"],"identifier_entries":[]},"links":{"outbound_url":"https://scholar.utc.edu/theses/435","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Owino, Joseph","Fomunung, Ignatius W.; Byard, Benjamin; Onyango, Mbakisya A.","College of Engineering and Computer Science"]},{"key":"dc:creator","label":"Author","values":["Ahmed, Mohamed Khalafalla Mohamed"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2015-08-01T07:00:00Z"]},{"key":"dc:publisher","label":"Institution","values":["University of Tennessee at Chattanooga","Chattanooga (Tenn.)"]},{"key":"dc:relation","label":"Dc Relation","values":["Masters Theses and Doctoral Dissertations"]},{"key":"dc:type","label":"Dc Type","values":["Masters theses","Text"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Self-consolidating concrete -- Testing"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["English","eng"]},{"key":"dc:rights","label":"Dc Rights","values":["https://rightsstatements.org/page/InC/1.0/?language=en"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://scholar.utc.edu/theses/435"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Dept. of Civil and Chemical Engineering","M. S.; A thesis submitted to the faculty of the University of Tennessee at Chattanooga in partial fulfillment of the requirements of the degree of Master of Science."]},{"key":"dc:description.abstract","label":"Abstract","values":["Self-consolidating concrete, also known as self-compacting concrete (SCC), is a highly flowable concrete that spreads into place and fills formwork without the need for mechanical vibration. SCC reduces the time and labor cost needed for concrete placement. This study is part of the proposed project by Tennessee Department of Transportation (TDOT) carried out by University of Tennessee at Chattanooga (UTC) to develop four new SCC mixtures (two Class P-SCC (precast) and two Class A-SCC (general use), and insure they meet the minimum strength and durability requirements for TDOT Class P and Class A mixtures. The objectives of the study presented in this thesis are to analyze effects of visual stability index (VSI) on both fresh and hardened properties of Class P-SCC concrete under the accelerated curing using SURE CURE system. In addition, the relationship between VSI and fresh segregation of SCC is investigated. Finally, the results of this study are evaluated to recommend performance specifications for Class P-SCC for TDOT adoption of SCC standard operating procedures"]},{"key":"dc:title","label":"Title","values":["The effects of Visual Stability Index (VSI) on fresh and hardened properties of Self Consolidating Concrete (SCC) under accelerated curing condition"]}]}],"canonical_facts":{"dc:contributor":["Owino, Joseph","Fomunung, Ignatius W.; Byard, Benjamin; Onyango, Mbakisya A.","College of Engineering and Computer Science"],"dc:creator":["Ahmed, Mohamed Khalafalla Mohamed"],"dc:date":["2015-08-01T07:00:00Z"],"dc:description":["Dept. of Civil and Chemical Engineering","M. S.; A thesis submitted to the faculty of the University of Tennessee at Chattanooga in partial fulfillment of the requirements of the degree of Master of Science."],"dc:description.abstract":["Self-consolidating concrete, also known as self-compacting concrete (SCC), is a highly flowable concrete that spreads into place and fills formwork without the need for mechanical vibration. SCC reduces the time and labor cost needed for concrete placement. This study is part of the proposed project by Tennessee Department of Transportation (TDOT) carried out by University of Tennessee at Chattanooga (UTC) to develop four new SCC mixtures (two Class P-SCC (precast) and two Class A-SCC (general use), and insure they meet the minimum strength and durability requirements for TDOT Class P and Class A mixtures. The objectives of the study presented in this thesis are to analyze effects of visual stability index (VSI) on both fresh and hardened properties of Class P-SCC concrete under the accelerated curing using SURE CURE system. In addition, the relationship between VSI and fresh segregation of SCC is investigated. Finally, the results of this study are evaluated to recommend performance specifications for Class P-SCC for TDOT adoption of SCC standard operating procedures"],"dc:identifier":["https://scholar.utc.edu/theses/435"],"dc:language":["English","eng"],"dc:publisher":["University of Tennessee at Chattanooga","Chattanooga (Tenn.)"],"dc:relation":["Masters Theses and Doctoral Dissertations"],"dc:rights":["https://rightsstatements.org/page/InC/1.0/?language=en"],"dc:subject":["Self-consolidating concrete -- Testing"],"dc:title":["The effects of Visual Stability Index (VSI) on fresh and hardened properties of Self Consolidating Concrete (SCC) under accelerated curing condition"],"dc:type":["Masters theses","Text"]},"updated_at":"2026-07-24T05:46:28Z"}