From April 2–6, 2023, concrete construction professionals looking to further their expertise will be able to participate in ACI’s 2023 spring convention. Held in San Francisco, this convention will supply attendees with over 80 discussion events to experience. These range from looking at how chemical admixtures can produce sustainable concrete to developments in advanced fiber … Read More
a crack whose width changes with time.
a material that is interground or blended in limited amounts into a hydraulic cement during manufacture either as a processing addition to aid in manufacturing and handling the cement or as a functional addition to modify the use properties of the finishe
a substance added to another in relatively small amounts to impart or improve desirable properties or suppress undesirable properties.
the state in which two surfaces are held together by interfacial effects that may consist of molecular forces, interlocking action, or both.
the group of materials used to join or bond similar or dissimilar materials, for example, in concrete work, the epoxy resins.
a condition in which heat neither enters or leaves a system.
a material other than water, aggregates, cementitious materials, and fiber reinforcement, used as an ingredient of a cementitious mixture to modify its freshly mixed, setting, or hardened properties and that is added to the batch before or during its mixi
One project Toronto’s public transit agency is doing to accommodate growth required building a new sewage tunnel. When the construction method proved agonizingly slow, GO Toronto managers specified one they’d never used to make up for lost time.
water held on surfaces of a material by electrochemical forces and having physical properties substantially different from those of absorbed water 1 or chemically combined water at the same temperature and pressure. (See also adsorption.)
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