Minnesota Administrative Rules

4714.1009 INTERCEPTORS (CLARIFIERS) AND SEPARATORS.

Subpart 1.

UPC section 1009.2 is amended to read as follows:

1009.2 Approval. The size, type, and location of each interceptor (clarifier) or separator shall meet the requirements of this chapter.

Exception: Interceptors or separators that are engineered and manufactured and are documented by the manufacturer and the project registered professional engineer to be properly designed and sized for the specific project, and are approved by the Authority Having Jurisdiction.

No wastes other than those requiring treatment or separation shall be discharged into an interceptor (clarifier) or separator unless specifically permitted elsewhere in this code.

Subp. 2.

Section 1009.4 is amended to read as follows:

1009.4 Relief Vent. Interceptors (clarifiers) shall be so designed that they will not become air-bound where closed covers are used. Each interceptor (clarifier) shall be properly vented. Interceptor (clarifier) and neutralization tank vent ports shall be located above the highest liquid flow level.

Statutory Authority:

MS s 326B.43; 326B.435

History:

40 SR 71; 45 SR 1007

Published Electronically:

September 27, 2021