NBR7212 DE 11/2024

Esta Norma estabelece os requisitos para o preparo de concreto dosado em central, incluindo controle da qualidade dos materiais constituintes, dosagem, mistura, transporte e fornecimento do concreto, bem como para as operações de controle e análise do seu processo de preparo. Esta Norma aplica-se ainda, no que couber, aos casos em que a executante da obra dispõe de central de concreto. This Standard establishes the requirements for the production of concrete dosed in a plant, including quality control of the constituent materials, dosing, mixing, transport and delivery of the concrete, as well as the control and analysis operations of its production process.This Standard also applies, as appropriate, to cases in which the contractor has a concrete plant.