- Planning and Development
- Water Main Extension
Water Main Extension
This page explains the process for extending a water main. If you have questions, please call us.
- Completed Planning Project Form
- Payment of initial fees — see Fee Schedule
- Project initiation fee
- Field estimate fee
- Water main extension processing fee
- Water main extension plan check deposit
- Easement acquisition fee
- Plat and legal review deposit
- Grading plan check deposit — if applicable
- Two full-size sets of water main extension plans
- Shows plan and profile view of proposed facilities, stamped by a Registered Civil Engineer
- One full-size set of grading plans — if applicable
- One set of final map plans — if applicable
- One set of landscape/irrigation plans — if applicable
- Typically complete four to five plan reviews. Developers should expect a 2-week turnaround for each review. We may require additional fees, depending on the scope of the project.
- Develop a cost estimate for water main construction. The estimate will establish the amount of the required bond and the district work deposit.
- We will email the cost estimate, development agreement and bond forms.
- Complete the plan review process and provide plans that are satisfactory to Helix
- Complete and submit the development agreement
- Submit approved bonds
- Submit the district work deposit
- Dedicate an easement to Helix Water District by deed or final map for all public water facilities on private property. Please see the Easement Preparation Instructions for more information.
- Direct contractor to submit for Helix Water District approval all materials planned for use to construct public water facilities.
- Please use the Water Agencies’ Standards (WAS) Approved Materials List, which can be found at www.sdwas.org, for material submittals. Contractors should expect a 1-week turnaround time for each material submittal package.
- Get Helix approval of a proposed backflow prevention device
- We require backflow prevention devices on all new water services to prevent public water supply contamination. Submit for Helix approval the manufacturer’s cut sheets of the proposed backflow prevention device. Please see the list of approved backflow assemblies provided by USC’s Foundation for Cross Connection Control and Hydraulic Research at https://fccchr.usc.edu/list.html.
- After Helix signs mylars, but before we release the project for construction and schedule a preconstruction meeting, the developer will:
- Submit 10 bond sets of the fully signed plan sets
- Submit one mylar copy of the fully signed plan sets
- Get Helix approval of contractor’s material submittals
- Complete and record easement documents or final map
- Complete and record encroachment removal agreement — if applicable
- Complete and record property owner’s fire service agreement – if applicable
- Complete property owner’s submetering agreement – if applicable
- Get Helix approval of the landscape/irrigation plans — if applicable
Construct new water main in accordance with WAS specifications and under Helix inspection.
Install water meters upon request, after:
- New water main is active to the satisfaction of the District, and
- Developer has paid capacity and installation fees