Mainline Extensions
Mainline Extensions
Guidelines, Checklists, and Information
A property owner or developer seeking to install new public sewer
facilities to serve their properties must fund, design,
construct, and provide appropriate land-rights for the proposed
public sewer facilities in compliance with District Code and
Standard Specifications.
Below are guidelines to assist the Applicant and Engineer in the mainline review process. For more details, please see Part III. Public Sewer Collection Systems of Central San’s Standard Specs.
Note:
- Central San is prohibited from using existing ratepayer funds to install infrastructure to serve new customers (Reference: Health and Safety Code §5471 and §6520.5).
- Public and private sewers have the same design criteria.
Guidelines
Applicant Guide to Sewer Main Extension
Engineer’s Checklists
Design Concept
Right-of-Way
Plan Preparation
Forms
Owner's Improvement Agreement
Project Security Bond Form
Variance Request Form
Permitting for Construction