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ACI - American Concrete Institute: Recent submissions
Now showing items 441-460 of 636
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ACI 364.7T
Abstract: Introduction
Bruising (microcracking) induced in a concrete substrate during the concrete removal or surface preparation process prior to repair is detrimental to the bond between the repair material ...Subject(s) : bond strength , bruising , microcracking , pull-off test , repair , surface preparation , -
ACI 347.2R
Abstract: INTRODUCTION
In multistory cast-in-place concrete building construction, freshly cast floors are placed on formwork that is temporarily supported by a system of shores and reshores until the concrete ...Subject(s) : construction loads , falsework , form removal , formwork , post-tensioning , reshoring , shoring , -
ACI 421.2R
Abstract: In seismic design, the displacement-induced unbalanced moment and the accompanying shear forces at flat platecolumn connections should be accounted for. This demand may be effectively addressed by changes in dimensions of ...Subject(s) : ductility , flat plate , post-tensioning , punching shear , seismic design , shear reinforcement , stud shear reinforcement , -
ACI 336.3R
Abstract: This report is generally limited to piers of 30 in. (760 mm) or larger diameter, made by open or slurry stabilized construction methods. A 30 in. (760 mm) diameter boundary is an arbitrary size. Although smaller-diameter ... -
ACI 207.1R
Abstract: Mass concrete is defined in ACI 116R as “any volume of concrete with dimensions large enough to require that measures be taken to cope with generation of heat from hydration of the cement and attendant volume change ...Subject(s) : admixture , aggregate , air entrainment , batch , cement , compressive strength , cracking , creep , curing , durability , fly ash , formwork , grading , heat of hydration , mass concrete , mixing , mixture proportion , modulus of elasticity , placing , Poisson’s ratio , pozzolan , shrinkage , strain , stress , temperature rise , thermal expansion , vibration , volume change , -
ACI 446.1R
Abstract: Introduction
Concrete structures are full of cracks. Failure of concrete structures typically involves stable growth of large cracking zones and the formation of large fractures before the maximum load ...Subject(s) : Brittleness , concrete , concrete structures , crack spacing and width , cracking , damage mechanics , design codes , ductility , failure , fiber-reinforced concrete , nonlocal continuum models , reinforced concrete , size effect , strain softening , structural design , testing methods , ultimate loads , -
ACI 530/530.1
Abstract: Minimum requirements
This Code provides minimum requirements for the structural design and construction of masonry elements consisting of masonry units bedded in mortar.
Governing building code ...Subject(s) : AAC , masonry allowable stress design , anchors (fasteners) , anchorage (structural) , autoclaved aerated concrete masonry , beams , building codes , cements , clay brick , clay tile , columns , compressive strength , concrete block , concrete brick , construction , detailing , empirical design , flexural strength , glass units , grout , grouting , joints , loads (forces) , masonry cements , masonry load bearing walls , masonry mortars , masonry walls , modulus of elasticity , pilasters , prestressed masonry , quality assurance , reinforced masonry , reinforcing steel , seismic requirements , shear , specifications , splicing , strength , strength design , stresses , structural analysis , structural design , ties , unreinforced masonry , veneers , walls , -
ACI IPS-1
Abstract: The Essential Requirements are intended for the planning, design, and construction of reinforced concrete structures to be used in new low-rise buildings of restricted occupancy, number of stories, and area. -
ACI 360R
Abstract: Purpose and scope
This guide presents information on the design of slabs-onground. Design is the decision-making process of planning, sizing, detailing, and developing specifications preceding construction ...Subject(s) : curling , design , floors-on-ground , grade floors , industrial floors , joints , load types , post-tensioned concrete , reinforcement (steel fibers) , shrinkage , shrinkage-compensating , slabs , slabs-on-ground , soil mechanics , warping , -
ACI 306R
Abstract: INTRODUCTION
Cold weather exists when the air temperature has fallen to, or is expected to fall below 40°F (4°C) during the protection period. The protection period is defined as the time ...Subject(s) : accelerating admixtures , antifreeze admixtures , cold weather concreting , concrete temperature , curing , enclosures , form removal , freezing and thawing , heaters , heating aggregates , insulating materials , maturity testing , protection , strength development , -
ACI C-30
Abstract: Preface
ACI Compilations combine material previously published in Institute periodicals to provide compact and ready reference on specific topics. The Material in a compilation does not necessarily ... -
ACI 117 ERTA
Abstract: This specification designates standard tolerances for concrete construction.
The indicated tolerances govern unless otherwise specified.
Tolerances in this specification are for typical concrete construction and ...Subject(s) : architectural concrete , concrete , construction , drilled piers , formwork , foundation , mass concrete , pier , precast concrete , prestressed concrete , reinforced concrete , reinforcement , specification , splice , tilt-up concrete , tolerances , -
ACI 349.3R
Abstract: Evaluation of existing nuclear safety-related concrete structures may be required as a result of identified degradation or abnormal performance, in support of physical modifications, or for periodical validation of structural ...Subject(s) : corrosion , cracking , degradation , inspection , load test , nuclear power plant , reinforced concrete , reinforcement , reinforcing steels , safety , serviceability , structural design , test , -
ACI 325.11R
Abstract: General
Airport authorities and road agencies face major challenges from increasing traffic volumes on existing airports, roadways, and urban streets. Owners must repair or replace deteriorated pavements ...Subject(s) : accelerated paving , admixtures , aggregates , airports , cement , concrete pavement , construction , curing , fast-track paving , gradation , highways , intersections , joint sealing compound , jointing , nondestructive strength testing , opening-to-traffic , specifications , streets , temperature , -
ACI 445.1R
Abstract: Theories presented in this report were developed and verified for building members of typical size. For application to largescale members, size effects should be considered. They could present a serious safety issue when ... -
ACI 234R
Abstract: General
Silica fume, a by-product of the ferrosilicon industry, is a highly pozzolanic material that is used to enhance mechanical and durability properties of concrete. It may be added directly to ...Subject(s) : curing , durability , high-range water-reducing admixture , high-strength concrete , placing , plastic-shrinkage cracking , silica fume , time of setting , water-reducing admixture , workability , -
ACI 325.12R
Abstract: This guide covers the design of jointed plain concrete pavements (JPCP) for use on city streets and local roads (driveways, alleyways, and residential roads) that carry low volumes of traffic. This document is intended to ... -
ACI 349M
Abstract: This Code provides minimum requirements for design and construction of nuclear safety-related concrete structures and structural members for nuclear power generating stations. Safety-related structures and structural members ...Subject(s) : admixtures , aggregates , anchorage (structural) , authority having jurisdiction (AHJ) , beam-column frame , beams (supports) , building codes , cements , cold weather construction , columns (supports) , combined stress , composite construction (concrete and steel) , composite construction (concrete to concrete) , compressive strength , concrete construction , concrete cover , concrete slabs , concretes , construction joints , continuity (structural) , cracking (fracturing) , creep properties , curing , deep beams , deflection , drawings (drafting) , earthquake-resistant structures , edge beams , embedded service ducts , flexural strength , floors , folded plates , footings , formwork (construction) , frames , hot weather construction , inspection , joists , load tests (structural) , loads (forces) , mixing , mixture , modulus of elasticity , moments , nuclear power plants , nuclear reactor containments , nuclear reactor safety , nuclear reactors , pipe columns , pipes (tubes) , placing , precast concrete , prestressed concrete , prestressing steels , proportioning , quality control , reinforced concrete , reinforcing steels , roofs , safety , serviceability , shear strength , shearwalls , shells (structural forms) , spans , specifications , splicing , strength , strength analysis , structural analysis , structural design , T-beams , temperature , torsion , walls , water , welded wire reinforcement ,