When it is decided to choose EPS materials as an alternative for the back-filling procedures, MQA has to beconducted ( manufacturing quality assurance ) of the EPS blocks or geofoam. This is crucial and a primary responsibility of both the agent and the owner.
Before start, the back-filling procedures, make sure that the natural soil is clear of vegetation or any sharp-edged particles.
Make sure that there is no debris of any kind on the surface wherein the EPS blocks should be placed – this is the first layer. ( i.e subgrade surface )
Continue placing the EPS blocks with utmost care and precision – it can be in vertical or horizontal position, and the joints must be tight as well.
2020.09.05
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