DDW-2025-002020

Water Storage Tank Utah DEQ Yes
Construction Plan Review Checklist Division of Drinking Water No
N/A
Project Information Professional Engineer Responsible for Design
PWS Name: Manuta Town Water System Name: Jim Flint
PWS ID: 2018 Registration No.: 7806324-2202
Project Description: New nominal 500K Gallon Water Tank Phone No.: [phone]
Email: [e-mail]
DDW Plan Review Information
Project File Number: 19577
Plan Review Engineer: Hunter Payne
Instructions: In the appropriate column below, for the Design Engineer or DDW Review Engineer, select a response from the dropdown menu indicating whether each requirement listed is
addressed in the plans and specs. Add Notes if needed to explain responses. Consult the UAC rules cited to fully understand the details of the regulatory requirements; the summaries
below are not meant to replace the rules.
UAC Rule Summary of Rule Requirement Design Engineer Review Engineer Notes
(note reason below if answer is 'No')
General Requirements
R309-500-6 (2)(b) Plans and specifications sufficiently detailed to assure properly constructed project Yes
R309-500-6 (2)(c) Plans and specifications stamped, dated, and signed by PE Yes
R309-500-6 (2)(e) Exception to rule requirements granted by the Director for alternative designs N/A
R309-500-10 Method of wastewater disposal approved by DWQ or LHD (new water systems/subdivision additions) N/A
N/A Project will resolve existing physical deficiencies N/A
Hydraulic Analysis
R309-511-4 (1)(a)(i)(A-G) Certification and hydraulic model report unnecessary (if project type is listed in R309-511-4 (1)(a)(i)(A-G)) N/A
R309-511-4 (1)(b) Certification of hydraulic modeling results by PE provided (if project type is not listed in R309-511-4 (1)(a)(i)(A-G)) Yes
R309-511-4 (2)(d) Hydraulic model report provided (unless R309-511-4 (1)(a)(ii-iv) exemptions apply) N/A
R309-511-4 (2)(f) System capacity and expansion report provided in lieu of hydraulic model report (if required by the Director) N/A
Tank Effect on Distribution System Pressure
R309-545-7 (1) Tank location provides minimum working pressures per R309-105-9 in distribution system Yes 0
R309-105-9 (2)(a) Minimum 20 psi peak day demand during fire flow Yes
R309-105-9 (2)(b) Minimum 30 psi peak instantaneous demand Yes
R309-105-9 (2)(c) Minimum 40 psi peak day demand Yes
Size and Volume
R309-545-5 Storage tank sized to meet minimum storage volumes per R309-510 Yes 0
R309-510-8 (1)(a)&(2)(a-c) Equalization storage volume based on average day demand for indoor and outdoor use Yes 0
R309-510-8 (1)(b)&(3) Fire suppression storage volume based on local fire authority requirements or 120,000 gal. (systems with fire hydrants) Yes 0
R309-510-8 (1)(c)&(4) Emergency storage volume when required by the Director based on risk assessment N/A 0
Material and Structural Design
R309-545-6 (1) Tank material provides stability, durability, and protects water quality Yes 0
R309-545-6 (1) Steel tanks designed per AWWA D100-11 N/A 0
R309-545-6 (2) Structural design sufficient for tank location Yes 0
Site/Location
R309-545-7 (2) Tank elevation adequate to serve all present and anticipated future connections Yes 0
R309-545-7 (3) Tank located a minimum of 50 lateral feet from sewers Are there any sewer lines located in the project area? 0
R309-545-7 (4) Ground within 50 foot radius of tank graded to prevent standing water (ground-level & buried tanks) Yes 0
? R309-545-7 (5) Tank capable of being isolated from distribution system without loss of pressure or service in distribution system Yes 0
? R309-545-7 (5) Tank capable of being drained for cleaning and maintenance Yes 0
R309-545-7 (6) Potential geologic hazards of tank site evaluated Yes 0
R309-545-7 (6) Earthquake and landslide risks assessed Yes 0
R309-545-7 (7) Tank site and design considers tank security and potential for vandalism Yes 0
R309-545-8 (1) Base of ground-level or buried tank a minimum of 3 feet above 100-year or maximum known flood level Yes 0
R309-545-8 (2) Base of buried tank above level of ground water table Yes 0
Roofs, Sidewalls, and Appurtenances
R309-545-8 (3) Roof of earth-covered buried tank sloped to drain toward outside edge of tank N/A 0
R309-545-9 (1) Tank designed with watertight roof and sidewalls to exclude animals, insects, and dust Yes 0
R309-545-9 (2) Roof and sidewall penetrations kept to a minimum Yes 0
R309-545-9 (2)(a) Pipes penetrating roof/sidewall of metal tanks welded or gasketed N/A 0
R309-545-9 (2)(a) Pipes penetrating roof/sidewall of concrete tanks use standard wall castings w/seepage rings poured in place Yes 0
R309-545-9 (2)(a) Vent pipes on concrete tanks designed with seepage rings and raised curbs formed in single pour with roof deck No Design does not appear to include a seepage ring 0

R309-545-9 (2)(a) Tank penetrations solely for pipes carrying drinking water Yes 0
R309-545-9 (2)(b) Openings in roof for controls or pump columns welded or curbed and sleeved Yes 0
R309-545-9 (3) Minimum double wall separation provided between water and wastewater compartments N/A 0
R309-545-9 (4) Tank roof drainage designed to prevent water ponding Yes 0
R309-545-9 (4) Roof parapets and similar structures absent or designed with waterproofing and drainage Yes 0
R309-545-9 (4) Downspout and roof drain tank penetrations absent Yes 0
R309-545-16 Tank and appurtenances (e.g., risers, overflows, vents) designed to prevent freezing Yes 0
R309-545-17 Tank designed with level control devices to maintain water levels Yes 0
Drains
R309-545-10 (1)(a) Tank drain provided Yes 0
R309-545-10 (1)(b) Tank drain sloped for complete tank drainage Yes 0
R309-545-10 (1)(b) Tank drain separate from tank outlet Yes 0
R309-545-10 (1)(c) Tank drain separate from sanitary sewer Yes 0
R309-545-10 (1)(d) If discharge to storm drain is permitted, end of drain line is a minimum of 12 inches above storm drain overflow rim N/A 0
Internal Features
R309-545-10 (2) Internal catwalks designed with solid floors and raised edges N/A 0
R309-545-10 (3)(a) Tank outlet pipe location provides a silt trap prior to discharge from tank Yes 0
R309-545-10 (3)(b) Inlet and outlet pipes configured to provide water mixing and circulation in tank Yes 0
R309-545-10 (4) Tank floor sloped to permit complete tank drainage Yes 0
Surfaces and Coatings
R309-545-11 (1) Specs require interior surfaces and coatings of all equipment in contact with drinking water to meet NSF/ANSI 61 Yes 0
R309-545-11 (2)(a) Specs require curing per manufacturer's requirements and prohibit filling tank until curing is complete Yes 0
R309-545-11 (2)(b) Specs prohibit tank coating or repair from causing MCL violations No Please address this requirement in the specifications 0
R309-545-11 (2)(c) Specs require cleaning, disinfection, and flushing prior to placing tank in service Yes 0
R309-545-11 (2)(d) Specs require VOC analysis of water prior to placing tank in service No Please address this requirement in the specifications 0
R309-545-12 (1) Painting/protective coating specified for outside and inside of steel tanks N/A 0
R309-545-12 (2) Cathodic protection designed and to be installed/maintained by person trained in corrosion engineering (steel tanks) N/A 0
Overflows
R309-545-13 Tank overflow discharges 12" to 24" above ground surface or rim of receiving basin Yes 0
R309-545-13 Tank overflow designed to direct discharge away from tank and to prevent erosion Yes 0
R309-545-13 (1) Overflow diameter sized to permit outflow in excess of filling rate Yes 0
R309-545-13 (2) Overflow sloped for complete drainage Yes 0
R309-545-13 (3) Overflow pipe screened with non-corrodible No. 4 mesh screen and at a location least susceptible to vandalism Yes 0
R309-545-13 (4) Overflow pipe located where discharge will be visible Yes 0
R309-545-13 (5) Overflow separate from sanitary sewer Yes 0
Access Openings
R309-545-14 Tank designed with reasonably convenient access for cleaning and maintenance Yes 0
R309-545-14 (1) Tank designed with at least one roof access opening above the overflow level Yes 0
R309-545-14 (1) Roof access opening on a non-buried tank designed to be framed a minimum of 4" above the roof surface Yes 0
R309-545-14 (1) Roof access opening on a buried tank designed to extend a minimum of 18" above the earthen cover N/A
R309-545-14 (1) Frame for roof access opening designed to be securely fastened and sealed to prevent inflow of contaminants Yes 0
R309-545-14 (1) Access openings on concrete tanks designed with sloped raised curbs poured continuously with the roof Yes 0
R309-545-14 (2) Shoebox type lid on access opening with 2" overhang around frame, gasket, & no surface penetrations Yes 0
R309-545-14 (3) Access opening lid designed with lock Yes 0
Vents
R309-545-15 Tank designed with vent; vent capacity exceeds water inflow and water outflow Yes 0
R309-545-15 (1) Vent inverted - downturned a minimum of 2" below any opening; vent shielded Yes 0
R309-545-15 (2) Vent discharge point a minimum of 24" above earthen cover on buried tanks N/A 0
R309-545-15 (3) Vent located and sized to prevent blockage during winter Yes 0
R309-545-15 (4) Vent designed with non-corrodible No. 14 (or finer) mesh screen Yes 0
R309-545-15 (5) Vent 6" or greater in diameter designed with additional heavy gage screen to protect fine mesh screen Yes 0
Safety
R309-545-18 (1) Tank designed with appropriate personnel safety devices (per Utah OSHA at a minimum) Yes 0
R309-545-18 (2) Ladder greater than 20' long designed with appropriate safety features (cage, harness, platform, etc.) N/A 0
R309-545-18 (3) Elevated tank designed with railings/handholds to access tank interior N/A 0
Disinfection
R309-545-19 Specs require cleaning and disinfection of new tank per AWWA C652-11 prior to being placed in service Yes 0
R309-545-19 Specs require proper disposal of super-chlorinated water from tank per UAC R317 Yes 0
Standards
R309-545-20 (1)(a) Specs incorporate AWWA C652-11, Disinfection of Water Storage Facilities Yes 0

R309-545-20 (1)(b) Specs incorporate AWWA D100-11, Welded Carbon Steel Tanks for Water Storage N/A 0
R309-545-20 (1)(c) Specs incorporate AWWA D102-11, Coating Steel Water-Storage Tanks N/A 0
R309-545-20 (1)(d) Specs incorporate AWWA D103-09, Factory-Coated Bolted Carbon Steel Tanks for Water Storage N/A 0
R309-545-20 (1)(e) Specs incorporate AWWA D104-11, Automatically Controlled, Impressed-Current Cathodic Protection… N/A 0
R309-545-20 (1)(f) Specs incorporate AWWA D110-13, Wire and Strand-Wound, Circular, Prestressed Concrete Water Tanks Yes 0
R309-545-20 (1)(g) Specs incorporate AWWA D115-06, Tendon-Prestressed Concrete Water Tanks Yes 0
R309-545-20 (1)(h) Specs incorporate AWWA D120-09, Thermosetting Fiberglass-Reinforced Plastic Tanks N/A 0
R309-545-20 (1)(i) Specs incorporate AWWA D130-11, Geomenbrane Materials for Potable Water Applications N/A 0
R309-545-20 (2)(a) Specs incorporate NSF 60, Drinking Water Treatment Chemicals - Health Effects Yes 0
R309-545-20 (2)(b) Specs incorporate NSF 61, Drinking Water System Components - Health Effects Yes 0
R309-545-20 (3) Specs incorporate applicable standards of Utah Occupational Safety and Health Division Yes 0
Inspection, Cleaning, and Repair
R309-545-21 (1) Specs require tanks entered for cleaning/inspection to be disinfected per AWWA C652-11 prior to return to service Yes 0
R309-545-21 (2) Specs require material for recoating/repairing of tank interior to be certified to meet NSF 61 Yes 0
R309-545-21 (2) Specs require material for underwater recoating/repairing of tank interior be suitable for underwater application N/A 0
R309-545-21 (2) Specs require material for underwater recoating/repairing of tank interior to be certified to meet NSF 60 & 61 N/A 0