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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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Home > Tools > Frequently Asked Questions
Question: Shear Design Provisions in ACI 318-19
Question: Governing version of ACI 318
Question: ACI code for evaluating existing buildings prior to repair
Question: What is the intention of the ACI 318 Building Code?
Question: Two-way slabs design, ACI 318 vs. FEM
Question: The intent of the 0.8 factor in Section 17.7.1.2.1 of ACI 318-19
Question: Low-strength cylinder test results
Question: Slabs-on-ground
Question: Load factors used in the 1963 building code
Question: Epoxy-coated reinforcement and cover depth against ground
Question: Standards for 7-day and 28-day strength test results
Question: Legacy building codes
Question: Simplified design for reinforced concrete buildings
Question: Guidance on designing reinforced concrete retaining walls
Question: Definition of shallow and deep foundations
Question: Using cube tests in lieu of cylinder tests
Question: Size of test cylinder
Question: How is the required strength selected, measured, and obtained?
Question: Precautions against sulfate attack
Question: What nominal maximum sizes of aggregate are recommended?
Question: Minimum thickness of bearing walls
Question: Curing Cylinders for Acceptance Testing
Question: What is reinforced concrete?
Question: Shear reinforcement for beam-column connections
Question: Chloride concentration in soil and exposure classes
Question: Minimum concrete cover for balconies with PT cables
Question: Using core strength to calculate compressive strength of an existing structure
Question: Knowledge of concrete properties
Question: Requirements for a successful concrete structure
Question: The importance of reinforcement in concrete
Question: Reinforced concrete vs. prestressed concrete
Question: The importance of concrete cover
Question: Epoxy-coated reinforcement
Question: Who selects the requirements for concrete for a project?
Question: Could a sulfate-resisting cement and slag cement be combined and used for concrete exposed to su...
Question: Punching shear check for shear wall foundations
Question: Determining the cause of a crack
Question: Design of Slabs-on-ground
Question: What procedure should be followed for standard curing of specimens for strength tests?
Question: Are load tests on completed structures ever employed?
Question: Consolidation of concrete—required or not?
Question: Mixture design and strength submittals
Question: Acceptable concrete cracking
Question: Requirements for durable concrete
Question: Evaluating the properties of hardened concrete
Question: Strength of concrete
Question: The most important single factor affecting compressive strength
Question: Reinforcement termination in wastewater concrete containment
Question: Design Properties of Lightweight Concrete
Search other resources on the ACI website for answers to technical questions