Скачать или смотреть Concrete Handling & Transport Equipment - TM-101 4.4 -4.5

This video provides an in-depth look at best practices for concrete handling and transportation. It details various types of equipment used, such as bottom dump buckets and hoppers, which can be truck-mounted for more efficient transport and placement. Special agitator trucks and conventional concrete trucks are also discussed as delivery equipment.

A crucial aspect covered is the proper cleaning and maintenance of equipment. Production personnel should clean and maintain equipment after each use, prior to casting, between different mixtures, and at appropriate intervals during prolonged castings. Agitators, specifically, should not be loaded beyond their rated capacity and should be cleaned and inspected as described in section 4.11.4 in MNL-116.

The video also addresses placing and handling equipment, emphasizing that its type and design must consider the properties of the concrete being placed. For concrete with a low slump, the chute's slope must be steep enough to ensure proper flow, and a vibrator may be needed on a bottom dump bucket or hopper chute to assist the concrete. Conversely, for high slump or self-consolidating concrete, bucket gates and joints in chutes must be designed to contain the concrete without leaking. This guide aims to improve understanding of efficient and effective concrete management.