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3. This criterion shall be applicable for the temperatures of the wastewater ≥12 $^{o}$C 

4. These removal efficiencies shall be fulfilled during trial operation and tests on completion in case inlet pollutant 

concentrations are less than inlet design criteria The required treated effluent quality to be fulfilled is stated in Table 2.4 above. The verification of this fulfilment shall be carried out during the Defects Notification Period following the Employer’s Taking Over in accordance with the procedures given in Section 4.21.2.1. 

## 2.5.2 Treated Sludge Quality 

The sludge from the wastewater treatment plant will be disposed of in compliance with the EU Sewage Sludge Directive (1986/278/EEC). 

The required dry solids content of sludge is set out in Table 2-5. 

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The control of the sludge quality shall be based on grab sampling. 

The required dry solids content of sludge is set out in Table 2-5 above. The verification of this fulfilment shall be carried out during the Defects Notification Period following the Taking Over in accordance with the procedures given in Section 4.21.2.2. 

## 2.6 Other Environmental Requirements 

The wastewater treatment plant shall fulfil the requirements in the Environmental Impact Assessment Report. Environmentally friendly materials and equipment shall be used to the greatest possible extent in the wastewater treatment plant. 

Furthermore, the wastewater treatment plant shall fulfil the following additional environmental requirements. 

## 2.6.1 Noise 

The maximum acceptable noise levels are given in Table 2-6. 

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