Could submersible aerators be used at the grit chambers stead of blowers or diffusers?

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Could submersible aerators be used at the grit chambers stead of blowers or diffusers?

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It is the responsibility of the bidder to select the (probable) aerators for the grit chambers. If they differ from the those of the selected solution, this must be substantiated in order for the Evaluator to objectively judge whether or not this is acceptable and in accordance with the Employer’s Requirements. Question 106: As the tenderer will be responsible for the design of the biological reactor, we understand that the configuration, fractionation and volumes indicated in section A, Volume III ‘Employer’s requirements’ are only indicative and not mandatory. Please confirm that our interpretation is correct. We confirm that your interpretation is correct, provided they are not in contradiction with Table 1-1 mandatory’s requirements. Configuration, fractionation and volumes are those of the selected solution. Alternatives must be duly justified in order that Evaluators to objectively appraise their appropriateness and compliance with mandatory requirements. Question 107: Could the

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