ALAR has redefined water recycling equipment for the concrete industry. The Auto-Vac® is a rotary vacuum drum filter that removes cement fines and color from concrete waste, yielding 1.0 specific gravity colorless water and exceptionally dry solids. It is the only self-cleaning filter (non-clogging) on the market.

Concrete Wash Water Disposal. First published in the December 2018 issue of Quarry Management as Concrete Washout. Avoiding the legal, financial and environmental consequences of concrete wash water disposal. Construction waste such as concrete washout is under scrutiny from environment agencies around the world, largely due to its heavy metal content, notably chrome.

To simply discharge untreated waste water off the property can incur a liability for fines but also for future fees for remediation of the property upon which the water was discharged. In 2011, a company operating ready mixed concrete plants was fined $740,000 for violating the Clean Water Act.

Apr 23, 2014 · Although water separation is not a necessary step in slurry disposal, it is encouraged to help reduce waste and recycle water. Disposing concrete slurry can be as simple as using a slurry...

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In order to reduce waste and reclaim water back from the concrete slurry, AQUAmaxx is a sufficient answer. Our slurry separator uses similar technology to slurry flocculation that allows the concrete solids to drop to the bottom while the clean water rises to the top.

May 29, 2010 · The weir is designed to collect larger aggregates that can be recycled or discarded. A float within the tank monitors the process water level. When the level begins to drop, a spray nozzle is activated, supplying fresh water to the coring machine trench drain, which leads directly into the holding tank.

How do you recycle concrete?

Convenient dewatering bags can be used to dispose of the sludge collected out of the concrete slurry water, or a filter press can be added to dewater the sludge. The Slurry Silo requires less maintenance than most water systems in the concrete industry and typically costs much less per gallon of slurry processed.

Apr 03, 2015 · This paper considers the practical aspects of treating wash water from concreting operations, both on site and at batching plants, to a standard suitable for disposal to either sewers or surface and groundwater. In particular, it considers what level of treatment is required to ensure compliance with either a trade effluent consent, for discharge to sewers, or an environmental permit, for discharge into the aquatic environment be it surface water or groundwater, and lastly how thi