ACI 506R-16 Guide to Shotcrete 2016
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|Description||This guide is a companion document to ACI 506.2, “Specification for Shotcrete,” and provides information on materials and properties of both dry-mix and wet-mix shotcrete. Most facets of the shotcrete process are covered, including application procedures, equipment requirements, and responsibilities of the shotcrete crew. Other aspects, such as preconstruction trials, craftsman qualification tests, materials tests, finished shotcrete acceptance tests, and equipment, are also discussed. Keywords: dry-mix shotcrete; mixture proportion; placing; quality control; shotcrete; wet-mix shotcrete. TABLE OF CONTENTS: PREFACE * Introduction * History * Applications * New developments * Research and development * PART 1—GENERAL; 1.1—Scope; 1.2—Definitions; 1.3—References: See Part 7—References; 1.4—Submittals; 1.5—Preconstruction testing by contractor; 1.6—Testing during construction: quality assurance and quality control; 1.7—Delivery, storage, and handling * PART 2—PRODUCTS; 2.1—Materials; 2.2—Packaged shotcrete materials; 2.3—Fiber-reinforced shotcrete; 2.4—Shotcrete properties; 2.5—Proportioning; 2.6—Batching and mixing * PART 3—EXECUTION; 3.1—Surface preparation; 3.2—Joints; 3.3—Alignment control; 3.4—Application; 3.5—Finishing; 3.6—Curing; 3.7—Protection; 3.8—Tolerances; 3.9—Repair; 3.10—Acceptance * PART 4—EQUIPMENT; 4.1—Introduction; 4.2—Dry-mix equipment; 4.3—Wet-mix equipment; 4.4—Air requirements; 4.5—Mixing equipment; 4.6—Hoses; 4.7—Nozzles; 4.8—Auxiliary equipment; 4.9—Plant layout and operation; 4.10—Other uses of shotcrete equipment * PART 5—CREW ORGANIZATION; 5.1—Introduction; 5.2—Composition and crew duties; 5.3—Crew qualifications; 5.4—Communication * PART 6—SUSTAINABILITY; 6.1—Shotcrete sustainability; 6.2—Formwork reduction or elimination; 6.3—Construction efficiency; 6.4—Repair and rehabilitation; 6.5—Creativity and efficiency of shotcrete sections; 6.6—Summary * PART 7—REFERENCES; Authored references. Author: ACI Committee 506. Publication Year: 2016. Pages: 52. ISBN: 9781942727958|