Sewer Design and Review Process
Initial Design, Review for Approval
Developer/Design Engineer:
1. Completes sewer design and confirms its compliance to District’s Design Standards and Construction Specifications.
2. Submits one set of design drawings (24” x 36”) to District Office.
Initial District Review
The District:
1. Reviews the general sewer layout and prepares a preliminary review letter.
2. Reviews the drawings for compliance to District’s Design Standards and Construction Specifications.
3. Reviews any necessary easement legal descriptions and prepares the required easement documents.
4. Calculates a preliminary engineer’s estimate, required bonds and fees.
5. A red lined review letter is prepared and the developer & design engineer is notified of required changes.
Final Design and Submittals
Developer/Design Engineer
1. Obtains redlined drawings from District
2. Updates sewer design per District requirements
3. Confirm compliance to District’s Design Standards and Construction Specifications
4. Submits one copy of revised design drawings to District Office, along with any additional legal description required by the District.
Final District Review
The District:
1. Reviews revised drawings for compliance to District’s Design Standards and Construction Specifications. If plans comply with District’s Design Standards and Construction Specifications, prepares a final engineering review letter. If plans don’t comply prepares a redline letter and notifies developer of additional required changes.
2. Reviews executed easements
3. Prepares final engineer’s estimate, required bonds and fees, as necessary
Final Approval
The subdivision receives final approval when the subdivision plat is signed. In order to receive final approval, the Developer:
1. Pays applicable fees, including but not limited to: Nose on, Design Review and Inspection, Lateral, Plat Signing, Etc.
2. Submits Subdivision Extension Agreement with required security
2. Submits Plat and title report (not more than 60 days old) for review
3. Pays $50 plat signing fee (if not paid)
The District will then:
1. Reviews plat, ensuring all easements are depicted and any necessary notes shown.
2. If acceptable, the General Manager signs plat.
3. A sewer availability letter is prepared.
Construction Process
Final Preparations
The Developer/Contractor
1. Ensures all requirements are in compliance
2. All sewer lines are to designed to be located in existing public right of way and/or recorded sewer easements. Either the plat is signed and recorded and/or easements are executed over all sewer lines.
3. Sewer Extension Agreement/Security in place
4. Fees are paid
5. All necessary submittals are submitted to the District including:
a. PDF copies of all drawings
b. Shapefile of all sewer facilities in Utah Centeral NAD83 foot coordinate system.
c. All product submittals
6. Requests Preconstruction Conference
Preconstruction Meeting
Developer/Contractor/District:
1. Hold preconstruction meeting, following this agenda:
a. Construction Requirements
b. Bond Reductions
c. Schedule submitted and discussed
2. The Required attendees are:
a. Contractor
b. Inspector
c. Developer
3. The Optional Attendees are:
a. District Engineer
b. Design Engineer
c. Other
Sewer Construction
The Contractor/Developer:
1. Constructs sewer in accordance with design and specifications.
a. Ensures sewer service is installed to every lot
2. Requests inspections
3. Performs applicable/required testing and submits to District Inspector
a. Air Test Pipe
b. Leak Test
c. Compaction Test
d. Vacuum Test Manholes
e. Deflection Test
4. Submits
a. Certified Survey
b. Test results
c. Lateral Locations
5. Requests 80 % Security Release
Inspections
The District:
1. Performs routine inspections
2. Reviews submitted testing results
3. Televises sewer line
4. Releases appropriate percentage of security
Final Construction
Contractor/Developer
1. Completes other improvements
2. Collars manholes
3. Survey’s manholes and submits as constructed Shapefile in UTAH Centeral NAD 83 foot coordinate system.
4. Installs Brass Pins
5. Ensures sewer lines are clean
6. Submits Bill of Sale
7. Requests Final Inspection/Security Release
Final Inspection
District
1. Performs Final Inspection
2. Reviews submittals
3. Releases additional percentage of security.
Warranty Inspection
Approximately 11 months following final inspection of the sewer improvements, the District wil:
1. Televise the sewer line
2. Inspect the manhole collars
3. Inspect for surface settlement
4. Notify developer of any defeciencies.
- Emergency Info
-
Life Threatening Situations
Call 911 -
Manholes, piping, lift stations, etc.
Call (801) 571-1166 -
Wastewater treatment plant in Riverton
Call (385) 202-2730 -
Slug/spill of prohibited substances into the sanitary sewer system from a commercial or industrial facility
Call (385) 202-2777
After Hours Emergency Phone Numbers