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ACI - American Concrete Institute: Recent submissions
Now showing items 81-100 of 636
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Responsibility in Repair Construction
Abstract: Establish Scope and Objectives It is the owner’s responsibility to establish the purpose and objectives of the repair. Based on the results of the structural assessment, the owner, with the help of the LDP, should establish ... -
Specification for Type EM (Epoxy Multi-Layer) Polymer Overlay for Bridge and Parking Garage Decks
Abstract: This Specification covers materials and procedures for constructing a multi-layer, low-permeability epoxy polymer (Type EM) overlay for new construction and rehabilitation of bridge and parking garage decks, using mechanical, ... -
Guide to Decorative Concrete
Abstract: This guide describes several techniques for imparting aesthetic finishes to concrete, many of which can be combined for unique effects (Fig. 1.2a and 1.2b). The guide provides detailed practical guidance for achieving ... -
Acceptance Criteria for Special Unbonded Post- Tensioned Precast Structural Walls Based on Validation Testing and Commentary - Inch-Pound Units (IN-LB)
Abstract: Scope and general requirements While only ACI Committee 318 can specify the requirements necessary for unbonded post-tensioned precast walls to meet the provisions of 18.2.1.7 of ACI 318, 1.10 of ACI 318 permits the ... -
Guide to the Selection and Use of Hydraulic Cements
Abstract: This guide summarizes information about the composition, availability, and factors affecting the performance of commercial hydraulic cements. It also provides information regarding: a) Cement selection, whether a cement ... -
Advances in Concrete Bridges: Design, Construction, Evaluation, and Rehabilitation
Abstract: PREFACE Advances in Concrete Bridges: Design, Construction, Evaluation, and Rehabilitation Concrete bridges play an important role in the efficiency and reliability of transportation civil infrastructure. Significant ... -
Guide for Jobsite Quality Control and Quality Assurance of Cementitious Packaged Materials - IN-LB Units and SI Units
Abstract: This guide provides recommended practices for the site use, testing, quality control, and quality assurance of packaged materials. Use of this guide by the licensed design professional, contractor, or owner’s representative ... -
Sustainable Concrete with Beneficial Byproducts
Abstract: PREFACE Sustainable Concrete with Beneficial Byproducts To improve the eco-efficiency and sustainability of concrete, the cement and concrete industry can exploit many byproducts in applications that could, in some cases, ... -
Nanotechnology for Improved Concrete Performance
Abstract: In cold regions, freezing temperatures limit the construction season to few months, usually between May and September. The use of nanoparticles, which have high specific surface and vigorous reactivity, may potentially ... -
Building Code Requirements for Concrete Thin Shells (ACI 318.2-19) Commentary on Building Code Requirements for Concrete Thin Shells (ACI 318.2R-19) - International System of Units (SI)
Abstract: This Code provides minimum requirements for the design, analysis, and construction of concrete thin shells. Provisions of this Code shall govern for nonprestressed and prestressed concrete thin shell structures, including ... -
Requirements for Design of a Special Unbonded Post- Tensioned Precast Shear Wall Satisfying ACI 550.6 (ACI 550.7) and Commentary - Inch-Pound Units (IN-LB)
Abstract: This standard defines design requirements for a certain class of unbonded post-tensioned precast concrete shear walls that can be used as special reinforced concrete shear walls for Bearing Wall and Building Frame Special ... -
Building Code Requirements for Structural Concrete (ACI 318-19) Commentary on Building Code Requirements for Structural Concrete (ACI 318R-19)
Abstract: This chapter addresses (a) through (h): (a) General requirements of this Code (b) Purpose of this Code (c) Applicability of this Code (d) Interpretation of this Code (e) Definition and role of the building official ... -
Cracking and Durability in Sustainable Concretes
Abstract: In this research, a natural pozzolanic cementitious material known as zeolite is being utilized to investigate the performance of High-Performance Concrete (HPC). Several binary (cement+zeolite) and ternary (cement+zeolite+other ... -
Guide for Shear Reinforcement for Slabs
Abstract: Recommendations in this guide are for the design of shear reinforcement in slabs. The design is in accordance with ACI 318. Numerical design examples are included -
Qualification of Post-Installed Adhesive Anchors in Concrete (ACI 355.4-20) and Commentary - Inch-Pound Units (IN-LB)
Abstract: This standard applies only to post-installed adhesive anchors as defined herein. R1.2 Adhesive anchors resist tension loads with a combination of adhesion and mechanical bond (micro-interlock). Different anchor designs ... -
Building Code Requirements for Structural Concrete (ACI 318-19) Commentary on Building Code Requirements for Structural Concrete (ACI 318R-19)
Abstract: If hw/ρw hw/ℓw is greater than 2.5, only a minimum amount of vertical reinforcement is required (0.0025sh). R11.8.1.1 This procedure is presented as an alternative to the requirements of 11.5.2.1 for the out-of- plane ... -
Offshore and Marine Concrete Structures: Past, Present, and Future
Abstract: An offshore concrete Gravity-Based-Structure (GBS) is a massive concrete structure placed on the seafloor and held in place strictly by its own weight, without need for anchors. This paper focuses on concrete GBSs used ... -
Guide for Assessment and Surface Preparation for Application of Protection Systems for Concrete
Abstract: This guide is not intended to and does not supersede the requirements specified or identified by the protection system manufacturer or as required by applicable ordinances or regulations. However, in situations where the ... -
Guide for the Evaluation of Shotcrete
Abstract: The scope of this guide is to present the most relevant test methods applicable to shotcrete along with recommendations for selecting the most appropriate methods and interpreting tests results. This guide is divided into ... -
Code Requirements for Assessment, Repair, and Rehabilitation of Existing Concrete Structures and Commentary - International System of Units
Abstract: This code shall apply to assessment, repair, and rehabilitation of existing concrete structures as: 1. A code supplementing the International Existing Building Code (IEBC) 2. As part of a locally adopted code governing ...