NO WATER TO WASH WITH Pumping concrete with

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  • Concrete Pumping - How to Pump Cement - The Concrete Network

    Naturally the concrete mix must be suitable for its particular application but it must also contain enough water for the mix to move easily through the reducers bends and hoses found in most basic pipeline setups. Pump primers can greatly reduce issues associated with pumping concrete and help pumping

  • Underwater Concrete - an overview | ScienceDirect Topics

    There are two fundamental principles for casting in situ concrete underwater: the first is that the delivery end of the tremie pipe or pipe from the concrete pump is always kept submerged in the plastic concrete keeping the shaft full of concrete and ensuring as uniform a flow as possible (see Fig. 4.15) and the second is that wash-out of fine material in the concrete must be prevented.