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Founded in 1904 and headquartered in Farmington Hills, Michigan, USA, the American Concrete Institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensus-based standards, technical resources, educational programs, and proven expertise for individuals and organizations involved in concrete design, construction, and materials, who share a commitment to pursuing the best use of concrete.
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This document provides a guide for owners, contractors, designers, and testing, specifying, and inspection organizations engaged in the application of shotcrete for underground support. The guide provides general information for the selection of constituent materials, and methods to proportion shotcrete. Typical methods of batching, mixing, and handling of proportioned shotcrete materials are detailed along with shotcrete placement methods and equipment.
The Collection Online includes all new committee standards and reports released throughout the year. The most recently added include:
PRC-546.3-23: Materials Selection for Concrete Repair—Guide
PRC-546-23: Concrete Repair—Guide
PRC-228.4-23: Visual Condition Survey of Concrete—Guide
SPEC-544.12-23: Performance-Based Fiber-Reinforced Concrete for Slabs-on-Ground and Overlays—Specification
SPEC-548.10-22: Type Methyl Methacrylate Slurry (MMS) Polymer Overlays for Bridge and Parking Garage Deck—Specification
CODE-437.2-22: Load Testing of Concrete Structures - Code and Commentary (SI Units)
PRC-440.2-23: Design and Construction of Externally Bonded Fiber-Reinforced Polymer (FRP) Systems for Strengthening Concrete Structures—Guide
PRC-225-23 Guide to the Selection and Use of Hydraulic Cements
350-20: Code Requirements for Environmental Engineering Concrete Structures (350-20) and Commentary (350R-20) (SI Units)
CODE-307-23: Requirements for Reinforced Concrete Chimneys—Code and Commentary