Follow the steps to complete the form efficiently.

1. Press the ‘Get Form’ button to acquire the form and open it in your chosen editor.
2. Enter the name of the Municipality/Sanitary District or other relevant entity in the designated field.
3. Fill in the name and contact details of the Clerk or contact person responsible for the submission.
4. Specify the mailing address where correspondence regarding the submittal should be sent.
5. Provide the name and number of the project related to the water main extension clearly.
6. Indicate the specifications under which the water mains will be constructed by checking the appropriate box. If using specifications submitted with the plans, fill in the required details regarding the pipe material and pressure ratings.
7. Complete the design specifics section detailing minimum separation distances and confirm the inclusion of erosion control provisions.
8. Address each question regarding existing conditions such as floodways, lands near wetlands, and any common casing crossings relevant to the proposed extension.
9. Ensure all necessary approvals, permits, and relevant attachments, such as the Army Corps of Engineers' 404 permit, are included as needed.
10. Review the entire form for accuracy, ensuring all required fields are filled out, and explanations provided where necessary. Save your progress.
11. Once all details are complete, download or print the form as needed, or share it electronically as per your requirements.

Start completing your Wisconsin DNR 3300-66 form online today for a streamlined approval process.