Reception of household waste water by tank trucks
The company accepts customers sewage trucks on the basis of the concluded contract.
To conclude a contract, the customer must apply with a letter addressed to the director of the enterprise, where indicate the approximate amount of wastewater in liters / cubic meters per day / month, a list of vehicles planned to participate in the delivery of wastewater from the organization's facilities, indicating the volume of the tank; as well as the frequency of their delivery.
Payment for the service is carried out monthly. At the end of the month, the user records the amount of imported household waste water with the preparation of an act, signed by both parties.
The cost of sewerage services is determined in accordance with the tariffs.
When signing a contract with the customer, the place of waste collection and methods of control over their composition are agreed by the parties.
The indicators of the received waste water should not exceed the maximum permissible concentration of substances approved for admission from the system of domestic sewage of the industrial park.
Indicators
| Household sewerage | No more than |
|
рН |
7,5 |
| BOD5 | 450mg / l |
| COD | 960mg / l |
| Suspended substances | 500mg / l |
| Ammonium ion | 56mg / l |
| Total nitrogen | 70mg / l |
| Total phosphorus | 20 mg / l |
| Mineralization (dry residue) | 800mg / l |
| Chloride ion | 120mg / l |
| Sulfate ion | 80mg / l |
|
synthetic surfactants |
15mg / l |
In case of detection of wastewater and (or) liquid waste discharged by sewage machines, carried out in places not agreed by the enterprise, and (or) without a valid contract for the reception of wastewater and (or) liquid waste into the centralized wastewater disposal (sewerage) system of an industrial park, the calculation of the volume of discharged wastewater and (or) liquid waste is carried out according to the maximum volume of the sewage truck in a hundredfold size
In case of exceeding the permissible concentrations, the enterprise holds the right to refuse to accept wastewater, or to make recalculations in accordance with the Rules for the use of centralized water supply, sewerage systems.
