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ENB-4.35 - Administrative Rules for Monitoring Access Structures

Administrative Rules Adopted by Bureaus Pursuant to Rule Making Authority (ARB)
Policy number


Administrative Rules Adopted by Bureau of Environmental Services Pursuant to Rule-Making Authority


What follows is the Table of Contents and an excerpt from the administrative rules:

1.  Applicability

2.  Purpose

3.  Definitions

4.  Regulatory Authority

5. Triggers for the Requirement to Install a Monitoring Access Structure

6.  Monitoring Access Structure Minimum Requirements

7.  Maintenance of Monitoring Access Structure and Equipment

8.  Special Requirements

9.  Requirements For Upgrading Sampling Structures at Existing Regulated Facilities

10.  Requirements Triggered by Development, Redevelopment, or Tenant Improvements

11.  Variance Requests

12.  Administrative Review and Appeal


Appendix A — Background Information

Appendix B — Standard and Typical Details

These are administrative rules for the Bureau of Environmental Services (BES) Pollution Prevention Services (PPS) Group. For background information and additional guidance regarding this rule, see the Appendices.

1.  Applicability

These rules apply to new and existing users that introduce, or are expected to introduce upon commencement of operations, pollutants into the public sewer from any non-domestic source.

2.  Purpose

The purpose of these rules is to define the structural, functional, operational, and location requirements for required monitoring access structures that must be installed and maintained by certain users. The intent is to ensure that a user who is required to construct a monitoring access structure does so in a manner that guarantees access by City personnel for the safe and discreet collection of representative samples.


Adopted by Director of Bureau of Environmental Services September 16, 2016.

Filed for inclusion in PPD September 19, 2016.

Amended by Director of Bureau of Environmental Services July 17, 2019.

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