HomeMy WebLinkAboutDDW-2024-012761Source Development - Wells Utah DEQ Yes
Construction Plan Review Checklist Division of Drinking Water No
N/A
Project Information Professional Engineer Responsible for Design
PWS Name: Utah Flour Mill Name: Michael Hartvigsen
PWS ID: 3123 Registration No.: 10269777-2202
Project Description: PHM Brands Utah Flour Milling, Richmond UT, UFM Well #1 Phone No.: (801) 824-0053
Email: michael.h@jonesanddemille.com
DDW Plan Review Information
Project File Number:
Plan Review Engineer:
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 DDW Comments
Engineer (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 No No Final Plans will be stamped Final stamped plans must be provided before Plan Approval
R309-500-6 (2)(e) Exception to rule requirements granted by the Director for alternative designs N/A N/A
R309-515-4(3) Minimum of 2 sources provided (community water systems with >100 connections and no surface water treatment) N/A N/A
R309-515-4(3) Total source capacity ≥ system peak day demand Yes Yes 9.3 gpm of water rights, peak demand is 5.5 gpm What is the anticipated peak day demand for the mill?
R309-515-4(4) Source water meets water quality requirements of R309-200 (with treatment if required) Yes Yes
R309-515-4(5) New source analysis provided for contaminants listed in R309-515-4(5) Yes Yes Verfied with David Kruse (DDW)
R309-515-4(6) Identify water source as surface water, groundwater, or under the influence of surface water (UDI) for DDW determination Yes Yes Groundwater
R309-515-5(1) & 6(1) For surface water or UDI source, identify whether surface water treatment of well water is provided (after well development) N/A N/A
R309-520-6(3)(b) For groundwater, identify whether disinfection or inorganics treatment is needed and provided Yes Yes Not needed
R309-515-4(7) Location of each point of diversion provided (lat and long; or section, township, range) Yes N/A
N/A Project will resolve existing physical deficiencies N/A N/A
Standby Power
R309-515-6(2)(b) One or more sources equipped with redundant power supply or power supply from two independent substations Yes N/A Not a Community type system
R309-515-6(2)(a) Pre-lube line for pump-bearings has valved bypass or automatic control wired to emergency power source (auto pre-lube) N/A N/A Not a Community type system
Utah Division of Water Rights SP staff reviewed PER as part of well drilling approval. See drilling PA letter and drilling review checklist
R309-515-6(3) Well driller has start card from State Engineer's Office before beginning drilling [Drilling Requirement] N/A Yes DWSP plan by others
R309-515-6(3) R655-4 (Water Wells) rules followed [Drilling Requirement] N/A Yes DWSP plan by others
Source Protection
R309-515-6(4) Well location based on R309-600 requirements N/A N/A DWSP plan by others
R309-515-6(4) Well located in area that minimizes threats from existing or potential pollution sources N/A N/A DWSP plan by others
R309-515-6(4)(a,b) Sewer lines absent from source protection zone 1 unless precautions are taken (see precautions below) N/A N/A DWSP plan by others
Source Protection - Precautions for Locating Sewer Lines in Zone 1
R309-515-6(4)(b) Sewer lines meet conditions of R309-600-13(3) N/A N/A DWSP plan by others
R309-515-6(4)(b)(i) Sewer lines constructed to remain watertight N/A N/A DWSP plan by others
R309-515-6(4)(b)(i) Sewer lines deflection tested per R317-3 N/A N/A DWSP plan by others
R309-515-6(4)(b)(i) Sewer lines video-inspected before placing into service N/A N/A DWSP plan by others
R309-515-6(4)(b)(i)(A) HDPE sewers: PE3408 or PE4710, DR ≤17, with fusion-welded joints N/A N/A DWSP plan by others
R309-515-6(4)(b)(i)(B) PVC sewers: C900 or C905, DR ≤18, restrained-gasket or fusion-welded joints, ID'd as sanitary sewer (no solvent cement joints) N/A N/A DWSP plan by others
R309-515-6(4)(b)(i)(C) Ductile iron sewers: with ceramic epoxy lining, polyethylene encasement, restrained joints, and 200 min. pressure class N/A N/A DWSP plan by others
R309-515-6(4)(b)(ii) Procedures for leakage tests per R317-3 specified N/A N/A DWSP plan by others
R309-515-6(4)(b)(iii) Lateral to main connections fusion-welded, shop-fabricated, or with mechanical clamping watertight saddle N/A N/A DWSP plan by others
R309-515-6(4)(b)(iv) Inlet and outlet sewer pipes joined to a manhole with flexible water-tight gasket N/A N/A DWSP plan by others
R309-515-6(4)(b)(v) Sewer pipe laid with max. 2% deflection at any joint N/A N/A DWSP plan by others
R309-515-6(4)(b)(vi) Sewer pipe backfill compacted to at least 95% of max. lab density per ASTM D-690 N/A N/A DWSP plan by others
R309-515-6(4)(b)(vii)(A) Sewer manholes constructed of reinforced concrete, HDPE, or approved equivalent N/A N/A DWSP plan by others
R309-515-6(4)(b)(vii)(B) Sewer manhole base and walls up to a min. of 12” above top of upper-most sewer pipe constructed in single pour wo/ joints N/A N/A DWSP plan by others
R309-515-6(4)(b)(vii)(C) Sewer manholes air-pressure tested after installation N/A N/A DWSP plan by others
Well Approval Process
R309-515-6(5)(a)(i) Preliminary Evaluation Report submitted and acceptable before beginning well drilling N/A Yes DWSP plan by others
R309-515-6(5)(a)(ii) Plan Approval given by DDW before beginning well drilling N/A Yes DWSP plan by others
R309-515-6(5)(c)(i) Prior to use of new well, provide report of Well Driller stamped as received by State Engineer’s Office N/A Yes DWSP plan by others
R309-515-6(5)(c)(ii) Prior to use of new well, provide well grouting approval letter Yes Yes DWSP plan by others Please provide a copy of the grout seal certification
R309-515-6(5)(c)(iii) Prior to use of new well, provide aquifer drawdown test data, w/yield vs. drawdown & comments/interpretation by PE or PG N/A Yes DWSP plan by others Please provide
a copy of the aquifer drawdown test data
R309-515-6(5)(c)(iv) Prior to use of new well, provide chemical analysis required by R309-515-4(5) [new source analyses] N/A Yes DWSP plan by others Reviewed and approved by David Kruse
R309-515-6(5)(c)(v) Prior to use of new well, provide evidence that owner has legal right to divert water from the well N/A Yes DWSP plan by others
R309-515-6(5)(c)(vi) Prior to use of new well, provide plans and specifications by a PE for well house, equipment, and piping N/A Yes DWSP plan by others
R309-515-6(5)(c)(vii) Prior to use of new well, provide bact. analysis of water after installation of permanent equipment, disinfection, and flushing N/A DWSP plan by others
R309-515-6(5)(d) Obtain an Operating Permit before introducing well water into water system N/A DWSP plan by others
Well Materials, Design, and Construction - General
R309-515-6(6)(a) Interior surfaces in contact with drinking water comply with ANSI/NSF 61 N/A N/A Well design by others See drilling review checklist
R309-515-6(6)(a) Drop pipes, well screens, coatings, adhesives, solders, fluxes, pumps, switches, electrical wire, sensors meet ANSI/NSF 61 N/A N/A Well design by others
R309-515-6(6)(a) All substances introduced to well during construction/development, incl. drilling fluids and regenerants, meet ANSI/NSF 60 N/A N/A Well design by others
Well Materials, Design, and Construction - Permanent Steel Casing
R309-515-6(6)(b)(i) Casing is new and meets AWWA Standard A-100, ASTM, or API specifications in R655-4-11.2.3, Table 6 N/A N/A Well design by others
R309-515-6(6)(b)(ii) Casing has additional thickness and weight provided if min. isn’t sufficient to assure reasonable life expectancy of the well N/A N/A Well design by others
R309-515-6(6)(b)(iii) Casing is capable of withstanding expected forces N/A N/A Well design by others
R309-515-6(6)(b)(iv) Casing is equipped with a drive shoe, if driven N/A N/A Well design by others
R309-515-6(6)(b)(v) Casing has full circumferential welds or threaded coupling joints N/A N/A Well design by others
R309-515-6(6)(b)(vi) Casing is min. of 18” above ground surface or 12” above pump house floor N/A N/A Well design by others
R309-515-6(6)(b)(vi) Top of casing terminates min. of 3’ above higher of 100-year flood level or highest known flood elevation at sites that flood N/A N/A Well design by others
Well Materials, Design, and Construction - Non-Ferrous Casing
R309-515-6(6)(c) Use of non-ferrous casing has received approval by Director N/A N/A Well design by others
R309-515-6(6)(c) Thermoplastic well casing meets AWWA Standard A100-06 and bears NSF-wc logo for compliance with NSF 14 for well casing N/A N/A Well design by others
Well Materials, Design, and Construction - Disposal of Cuttings
R309-515-6(6)(d) Cuttings and waste from well drilling not discharged to a waterway, lake, or reservoir N/A N/A Well design by others
R309-515-6(6)(d) Division of Water Quality rules for discharges followed N/A N/A Well design by others
Well Materials, Design, and Construction - Packers
R309-515-6(6)(e) Packer material does not impart taste, odor, toxic substances, or bacteria to well water N/A N/A Well design by others
R309-515-6(6)(e) Packers that contain lead are prohibited N/A N/A Well design by others
Well Materials, Design, and Construction - Screens
R309-515-6(6)(f)(i) Screen material resistant to chemical action of groundwater and cleaning operations N/A N/A Well design by others
R309-515-6(6)(f)(ii) Size of screen openings based on sieve analysis of formations or gravel pack materials N/A N/A Well design by others
R309-515-6(6)(f)(iii) Screen diameter sufficient to provide adequate specific capacity and low aperture entrance velocities N/A N/A Well design by others
R309-515-6(6)(f)(iv) Operating water level remains above the screen under all pumping conditions N/A N/A Well design by others
R309-515-6(6)(f)(v) Bottom plate or wash-down bottom fitting is made of the same material as the screen N/A N/A Well design by others
Well Materials, Design, and Construction - Plumbness and Alignment
R309-515-6(6)(g) Well tested for plumbness and vertical alignment per AWWA Standard A100 N/A N/A Well design by others
R309-515-6(6)(g)(i) Test method and allowable tolerances for plumbness and vertical alignment clearly stated in specs N/A N/A Well design by others
R309-515-6(6)(g)(ii) Specs clearly indicate options that design engineer has if well fails to meet requirements for plumbness or vertical alignment N/A N/A Well design by others
Well Materials, Design, and Construction - Casing Perforations
R309-515-6(6)(h)(i) Perforations located to permit uniform collection of water around circumference of well casing N/A N/A Well design by others
R309-515-6(6)(h)(ii) Perforations are of dimensions and size to restrain water bearing soils from entering the well N/A N/A Well design by others
Well Materials, Design, and Construction - Well Sealing
R309-515-6(6)(i) Annulus between outermost well casing and borehole wall grout sealed min. of 100’ BGS (unless exception issued) Yes Yes Any questions in this section should be directed
to John Files Please provide a copy of the grout seal certification
R309-515-6(6)(i) More than one casing: annulus between outermost casing and inner casing grout-sealed or water-tight welded steel ring Yes N/A
R309-515-6(6)(i) For wells with pitless adaptors, well sealed to a min. depth of 110’ No N/A
R309-515-6(6)(i)(i)(A) Annular opening allows min. of 2” of grout between outermost permanent casing and drilled hole Yes Yes
R309-515-6(6)(i)(i)(B) Casing placed to permit unobstructed flow and uniform thickness of grout Yes Yes
R309-515-6(6)(i)(ii)(A) Neat cement grout to seal 2” annulus opening conforms to ASTM Standard C150 with max. of 6 gallons of water/cement sack Yes Yes
R309-515-6(6)(i)(ii)(A) Neat cement grout additives to increase fluidity are approved by Director N/A
R309-515-6(6)(i)(ii)(B) Concrete grout: annulus >2” may use equal parts cement (ASTM C150) and sand w/ max. 6 gal. of water/cement sack N/A N/A
R309-515-6(6)(i)(ii)(C) Clay seal: for annulus openings >6” use of swelling bentonite seal meeting requirements of R655-4-11.42 approved by Director N/A N/A
R309-515-6(6)(i)(iii)(A) Annular openings <4” – grout installed under pressure with a positive displacement pump from bottom of annular opening N/A N/A
R309-515-6(6)(i)(iii)(B) Annular openings ≥4”/≤100’ deep: concrete grout gravity-placed, continuous operation, w/ pipe at bottom of opening N/A N/A
R309-515-6(6)(i)(iii)(C) Temporary construction casings removed prior to or during well sealing (exceptions approved by SEO & submitted to Director) Yes Yes
R309-515-6(6)(i)(iii)(D) Well in a protected aquifer sealed from ground surface to min. of 100’ below surface and through protective clay layer N/A N/A
R309-515-6(6)(i)(iii)(E) After well is grouted, work on well discontinued until grout has properly set (usually 72 hrs) Yes Yes
Well Materials, Design, and Construction - Water Entering Well During Construction
R309-515-6(6)(j) Water that enters the well during construction will be obtained from chlorinated water system N/A N/A Well design by others
R309-515-6(6)(j) If impossible to get water from chlorinated water system, treat water to produce 100 mg/L free chlorine per R655-4-11.6.5 N/A N/A Well design by others
Well Materials, Design, and Construction - Gravel Pack Wells
R309-515-6(6)(k)(i) Gravel pack material made of well-rounded particles N/A N/A Well design by others
R309-515-6(6)(k)(i) Gravel pack material is min. 90% siliceous material N/A N/A Well design by others
R309-515-6(6)(k)(i) Gravel pack material is max. 5% acid solubility N/A N/A Well design by others
R309-515-6(6)(k)(i) Gravel pack material is smooth N/A N/A Well design by others
R309-515-6(6)(k)(i) Gravel pack material is uniform N/A N/A Well design by others
R309-515-6(6)(k)(i) Gravel pack material is free of foreign material N/A N/A Well design by others
R309-515-6(6)(k)(i) Gravel pack material is properly sized N/A N/A Well design by others
R309-515-6(6)(k)(i) Gravel pack material is washed N/A N/A Well design by others
R309-515-6(6)(k)(i) Gravel pack material is disinfected immediately prior to or during placement N/A N/A Well design by others
R309-515-6(6)(k)(ii) Gravel pack placed in one uniform, continuous operation N/A N/A Well design by others
R309-515-6(6)(k)(iii) Refill pipe is sch. 40 steel pipe incorporated in pump foundation N/A N/A Well design by others
R309-515-6(6)(k)(iii) Refill pipe terminates w/ screwed or welded cap, min. of 12” above pump house floor or concrete apron N/A N/A Well design by others
R309-515-6(6)(k)(iv) Refill pipes in grouted annular opening surrounded by min. of 1.5” of grout N/A N/A Well design by others
R309-515-6(6)(k)(v) Protection provided to prevent leakage of grout into gravel pack or screen N/A N/A Well design by others
R309-515-6(6)(k)(vi) Casings not removed meet requirements of R309-515-6(6)(b) or R309-515-6(6)(c) N/A N/A Well design by others
Well Materials, Design, and Construction - Well Development
R309-515-6(7)(a) Well developed to remove native silts and clays, drilling mud, or finer fraction of gravel pack N/A N/A Well design by others
R309-515-6(7)(b) Well development to continue until max. specific capacity is obtained N/A N/A Well design by others
R309-515-6(7)(c) Chemical conditioning: specs have method, equipment, chemicals, residual chemical testing, & disposal of waste & inhibitors N/A N/A Well design by others
R309-515-6(7)(d) Blasting procedures: specs include provisions for blasting & cleaning to assure grouting and casing are not damaged N/A N/A Well design by others
Well Materials, Design, and Construction - Capping Requirements
R309-515-6(8)(a) Well securely capped per R655-4-14.1 until permanent equipment is installed N/A N/A Well design by others
R309-515-6(8)(b) Well protected from tampering and entrance of foreign materials during work progress N/A N/A Well design by others
Well Materials, Design, and Construction - Well Abandonment
R309-515-6(9)(a) Test well and groundwater sources to be permanently abandoned, are abandoned per R655-4-14 N/A N/A
R309-515-6(9)(b) Wells to be abandoned are sealed to prevent exchange of water between aquifers N/A N/A
R309-515-6(9)(b) Wells to be abandoned are sealed with neat cement grout (preferred method) N/A N/A
R309-515-6(9)(b) Fill materials other than cement grout or concrete are disinfected and free of foreign materials N/A N/A
R309-515-6(9)(b) Cement grout or concrete applied through pipe, tremie, or bailer N/A N/A
Well Materials, Design, and Construction - Well Assessment
R309-515-6(10)(a) Recomend: do step drawdown test to determine max. pumping rate for intake setting prior to required constant-rate test N/A N/A Well design by others
R309-515-6(10)(b)(i) Constant rate test required after well development and before permanent pump placement N/A Yes Well design by others
R309-515-6(10)(b)(ii) Constant rate test methods clearly indicated in specifications N/A Yes Well design by others
R309-515-6(10)(b)(iii) Test pump w/ pumping capacity in excess of desired design discharge rate when pumped against max. anticipated drawdown N/A Yes Well design by others
R309-515-6(10)(b)(iv) Provide for continuous pumping for min. of 24 hours or until stabilized drawdown has continued for a min. of 6 hours when pumped at a constant rate equal to the
desired design discharge rate N/A Yes Well design by others
R309-515-6(10)(b)(v)(A) Provide capacity vs. head characteristics for test pump (pump curve) N/A Yes Well design by others
R309-515-6(10)(b)(v)(B) Provide static water level (in ft. to nearest 10th, measured form identified datum – usually top of casing) N/A Yes Well design by others
R309-515-6(10)(b)(v)(C) Provide depth of test pump intake N/A Yes Well design by others
R309-515-6(10)(b)(v)(D) Provide time and date for starting and ending test N/A Yes Well design by others
R309-515-6(10)(b)(vi)(A) For min. of 10 uniform time intervals for each log cycle of the graphic evaluation, record time in minutes since start of test N/A Yes Well design by others
R309-515-6(10)(b)(vi)(B) For min. of 10 uniform time intervals for each log cycle of the graphic evaluation, record actual pumping rate N/A Yes Well design by others
R309-515-6(10)(b)(vi)(C) For min. of 10 uniform time intervals for each log cycle of the graphic evaluation, record pumping water level in ft. to nearest 10th from same datum used for
the static water level N/A Yes Well design by others
R309-515-6(10)(b)(vi)(D) For min. of 10 uniform time intervals for each log cycle of the graphic evaluation, record drawdown in ft. to nearest 10th N/A Yes Well design by others
R309-515-6(10)(b)(vi)(E) For min. of 10 uniform time intervals for each log cycle of the graphic evaluation, provide graphic evaluation on semi-log graph paper plotting drawdown measurements
on an arithmetic scale at locations corresponding to time since starting test on logarithmic scale N/A Yes Well design by others
R309-515-6(10)(b)(vii)(A) Record time since stopping pump test in minutes at time intervals similar to those used during constant-rate pump test after end of constant-rate test until
there are no changes in water level depth for a min. of 6 hours N/A Yes Well design by others
R309-515-6(10)(b)(vii)(B) Record depth to water level in ft. to nearest 10th measured from same datum used for pumping water level at time intervals similar to those used during constant-rate
pump test after end of constant-rate test until there are no changes in water level depth for a min. of 6 hours N/A Yes Well design by others
Well Materials, Design, and Construction - Safe Yield
R309-515-6(10)(c) If aquifer drawdown test data indicates drawdown has stabilized, safe yield of well will be 2/3 of pumping rate used in constant-rate test (safe yield is used to determine
permanent ERCs the well can support) N/A Well design by others
Well Materials, Design, and Construction - Well Disinfection
R309-515-6(11) New, modified, or reconditioned well and pumping equipment disinfected per AWWA Standards C654-03 and A100-06 as modified by (i) and (ii), below, before placing into service
Yes Yes
R309-515-6(11)(i) Sufficient chlorine added for a min. of 50 ppm for all parts of the well and installed equipment Yes Yes
R309-515-6(11)(i) Chlorine solution retained in well for a min. of 8 hours Yes Yes
R309-515-6(11)(ii) Satisfactory bacteriological water sample obtained before use of water in PWS Yes Yes
Well Materials, Design, and Construction - Well Equipping for Naturally Flowing Wells
R309-515-6(12)(a)(i) Discharge controlled by valves N/A N/A
R309-515-6(12)(a)(ii) Permanent casing sealed by grout N/A N/A
R309-515-6(12)(a)(iii) If erosion of confining bed adjacent to well appears likely, special protective construction specified by Director N/A N/A
Well Materials, Design, and Construction - Well Pumps
R309-515-6(12)(b)(i) Design discharge rate of well pump does not exceed constant-rate aquifer drawdown test rate Yes Please provide a copy of the aquifer drawdown test data
R309-515-6(12)(b)(ii)(A) Line-shaft pumps: Casing firmly connected to pump structure or inserted into recess extending min. 0.5” into pump base N/A N/A
R309-515-6(12)(b)(ii)(B) Line-shaft pumps: Pump foundation & base designed to prevent fluids contacting joints between pump base & casing N/A N/A
R309-515-6(12)(b)(ii)(C) Line-shaft pumps: Intake of well pump is a min. of 10’ below max. anticipated drawdown elevation N/A N/A
R309-515-6(12)(b)(ii)(D) Line-shaft pumps: Avoid use of oil lubrication for pumps with intake screens less than 400’ deep N/A N/A
R309-515-6(12)(b)(iii)(A) Submersible pumps: Casing top sealed to prevent entrance of water under vibration or movement of conductors or cables Yes Yes
R309-515-6(12)(b)(iii)(B) Submersible pumps: Electrical cable firmly attached to riser pipe at min. of 20’ intervals Yes Yes
R309-515-6(12)(b)(iii)(C) Submersible pumps: Well pump intake a min. of 10’ below max. anticipated drawdown elevation Yes Yes What will be the depth of the pump intake and max anticipated
drawdown elevation?
Well Materials, Design, and Construction - Pitless Well Units and Adapters
R309-515-6(12)(c) Restore surface seal integrity if excavation for pitless unit compromises surface seal Yes Yes
R309-515-6(12)(c) Torch-cut holes in casing along neat lines closely following outline of pitless adapter Yes Yes
R309-515-6(12)(c) Torch-cut holes completely filled with competent weld with burrs and fins removed prior to installation of pitless unit/adaptor Yes Yes
R309-515-6(12)(c)(i) Below ground connection not submerged in water during installation Yes Yes
R309-515-6(12)(c)(ii) Unit/adapter terminates at the higher of a min. of 18” above final ground elevation or 3’ above highest known flood elevation Yes Yes
R309-515-6(12)(c)(iii) Have a label or certification indicating compliance with Water Systems Council Pitless Adpater Standard (PAS-97) Yes Yes
R309-515-6(12)(c)(iv) Have suitable access to interior of casing to disinfect the well Yes Yes
R309-515-6(12)(c)(v) Suitable sanitary seal/cover at casing upper terminal prevents entrance of fluids/contamination, esp. at electrical cable conn. Yes Yes
R309-515-6(12)(c)(vi) Have access to measure static and pumped water levels in well Yes Yes
R309-515-6(12)(c)(vii) Allow a min. of one check valve within the well casing Yes Yes
R309-515-6(12)(c)(viii) Have a lockable cover or otherwise be protected from vandals or sabotage Yes Yes
R309-515-6(12)(c)(ix) Shop-fabricated from point of connection with well casing to unit cap or cover Yes Yes
R309-515-6(12)(c)(x) Be watertight Yes Yes
R309-515-6(12)(c)(xi) Constructed of materials at least equivalent to the casing with compatible wall thickness Yes Yes
R309-515-6(12)(c)(xii) Have threaded, flanged, or mechanical field connection joint to the lateral discharge from the pitless unit Yes Yes
R309-515-6(12)(c)(xiii) Be threaded or welded to the casing (only field welding on the pitless unit allowed is the connection to the casing) Yes Yes
R309-515-6(12)(c)(xiv) Have inside diameter as great as that of the well casing (≤12”) Yes Yes
Well Materials, Design, and Construction - Well Discharge Piping
R309-515-6(12)(d)(i) Designed with low friction loss Yes Yes PVC below ground and galvanized above
R309-515-6(12)(d)(ii) For above-ground discharge, control valves and appurtenances are above pump house floor No N/A There is no pump house and instrumentation is within plant building
R309-515-6(12)(d)(iii) Protected from entrance of contaminants Yes Yes
R309-515-6(12)(d)(iv) Smooth-nose sample tap (1st), check valve, press. gauge, flow measure, & shut-off valve (last) unless naturally flowing well Yes Yes Please review the order of
these items on the well discharge piping. A smooth nosed sample tap should be the first item in order from the well head.
R309-515-6(12)(d)(v) For well that pumps directly into distribution system, air release valve is upstream of the check valve Yes Yes
R309-515-6(12)(d)(v) Air release valve not required if trapped air can be pumped to waste before water is introduced into the distribution system Yes Yes
R309-515-6(12)(d)(vi) Exposed piping valves and appurtenances protected from physical damage and freezing Yes Yes
R309-515-6(12)(d)(vii) Anchored to prevent movement Yes Yes
R309-515-6(12)(d)(viii) Protected from surge or water hammer Yes Yes
R309-515-6(12)(d)(ix) Pump-to-waste line with min. 12” clearance from flood rim of sewer or storm drain Yes Yes
R309-515-6(12)(d)(ix) Pump-to-waste line end downturned Yes Yes
R309-515-6(12)(d)(ix) Pump-to-waste line end covered with #4 mesh corrosion-resistant screen Yes Yes
Well Materials, Design, and Construction - Water Level Measurement
R309-515-6(12)(e)(i) Water levels can be measured in the completed well Yes Yes Transducer
R309-515-6(12)(e)(ii) Permanent water level measuring equipment is made of corrosion resistant materials Yes Yes
R309-515-6(12)(e)(ii) Permanent water level measuring equipment attached firmly to the drop pipe or pump column Yes Yes
R309-515-6(12)(e)(ii) Permanent water level measuring equipment installed to prevent entrance of foreign materials Yes Yes
Well Materials, Design, and Construction - Observation Wells
R309-515-6(12)(f)(i) Constructed according to requirements for permanent wells if to remain in service after completion of water supply well N/A N/A
R309-515-6(12)(f)(ii) Protected at upper terminal to prevent entrance of foreign materials N/A N/A
Well Materials, Design, and Construction - Electrical Protection
R309-515-6(12)(g) Electrical controls on pump motors sufficient to eliminate electrical problems due to phase shifts, surges, lightning, etc. Yes Yes
Well Materials, Design, and Construction - Well House Construction
R309-515-6(13) Well house provided for above-ground motors (strongly recommended) N/A N/A Submersible pump
R309-515-6(13)(a) Permanent well casing min. of 12” above pump house floor or concrete apron AND 18” above final ground surface Yes Yes
R309-515-6(13)(a) Well casing in underground vault: drain to daylight sized to handle excess well flow Yes N/A
R309-515-6(13)(a) Well casing in underground vault: surface water runoff directed away from vault access N/A N/A
R309-515-6(13)(b) Floor surface a min. of 6” above final ground elevation N/A N/A
R309-515-6(13)(b) Floor surface sloped to provide drainage Yes Yes
R309-515-6(13)(b) Floor drains to daylight (unless highly impractical) N/A
R309-515-6(13)(c) Sites subject to flooding: earth berm ≥ 2’ above highest known flood elevation or other protection determined by director N/A N/A
R309-515-6(13)(d) Top of well casing terminates at the higher of a min. of 3’ above 100-year flood level or highest known flood elevation Yes Yes
R309-515-6(13)(e) Well house ventilated to assure adequate protection of equipment N/A Yes
R309-515-6(13)(e) Well house heated to assure adequate protection of equipment N/A Yes
R309-515-6(13)(e) Well house lighted to assure adequate protection of equipment N/A Yes
R309-515-6(13)(f) Director requires fencing similar to that required around spring areas where necessary to protect water quality N/A N/A
R309-515-6(13)(g) Access provided through well house roof or wall to service or replace well pump N/A N/A