ACI 304.2R PDF

ACI Middle East Page · Sign In. Menu. American Concrete Institute. Please enter . R Placing Concrete by Pumping Methods (Reapproved ). The technical committees responsible for ACI committee reports and standards strive to avoid ambiguities, omissions, and errors in these documents. In spite of. Title: RGuide to Placing Concrete by Pumping Methods. Author(s): ACI Committee Publication: Technical Documents. Volume.

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International Concrete Abstracts Portal

Choose Product Language English. This guide discusses the use of pumps for transporting and placing concrete. The International Concrete Abstracts Portal is an ACI led collaboration 304.2 leading technical organizations from within the international concrete industry and offers the most comprehensive collection of published concrete abstracts.

This wci does not cover shotcreting or pumping of nonstructural insulating or cellular concrete. The International Concrete Abstracts Portal is an ACI led collaboration with leading technical organizations from within the international concrete industry and offers the acj comprehensive collection of published concrete abstracts. Errata are not included for collections or sets of documents such as the ACI Collection.

These items are not eligible for return. This report describes pumps for transporting and placing concrete. The full and complete returned product will be accepted if returned within 60 days of receipt and in salable condition. Preconstruction planning for equipment placement and line routing are emphasized.

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R Placing Concrete by Pumping Methods (Reapproved )

Appears on pages s: Rigid and flexible pipelines are discussed and couplings and other accessories described. The importance of saturating lightweight aggregates is stressed, and suggestions are given for layout of lines, maintaining uniform delivery rate, as well as uniform quality of concrete at the end of 3042.r line, and cleaning out pipelines.

Any applicable errata are included with individual documents at the time of purchase. Guide ack Placing Concrete by Pumping Methods. Placing Concrete by Pumping Methods Reapproved Errata are not included for collections or sets of documents such as the ACI Collection. Rigid and flexible pipelines, couplings and other accessories, and the various types of concrete pumps are discussed.

International Concrete Abstracts Portal

The importance of saturating lightweight aggregates is stressed. PDF free access to members. These items are not eligible for return. Preconstruction planning for equipment placement and line routing are emphasized.

Methods to saturate these aggregates and provide a consistent moisture content are discussed. This report does not cover shotcreting or pumping of nonstructural insulating or cellular concrete.

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Recommendations for proportioning pumpable concrete suggest optimum gradation of aggregates, outline water, cement, and admixture requirements, and emphasize the need for evaluation of trial mixes for pumpability. Suggestions are given for layout of lines; for maintaining uniform delivery rate, as well as uniform quality of concrete at the end of the line; and for cleaning out pipelines.

The full and complete returned product will be accepted if returned within 60 days of receipt and in salable condition. Discussions on achieving a consistent mixture and its critical importance are also addressed.

Placing Concrete by Pumping Methods (ACI R)

Of specific importance is a discussion on the use of lightweight aggregates. ACI Committee Publication: Evaluation of trial mixtures to ensure pumpability and strength is encouraged.

Click here to become an online 304.2rr subscriber. Methods to saturate these aggregates and provide a consistent moisture content are discussed. The importance of proportioning a pumpable concrete mixture is emphasized with reference to sources for further direction on its design.

International Concrete Abstracts Portal.

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