1658 4 water distribution specifications pdf public services engineering 6b49d7a50ebef5cb64cf15f559332394 3d4db355930ba8a44975f2b82e08a11e160d9c1789973c2b40925a3d2a374743 231×300 _k1tui3moiv9i thumb jpg 2019 18 11 14 56 0 1000 01 pdf application city of wilmington water distribution specifications revised 2019 department plan approvals 69 n south street ohio 45177 director public service brian shidaker 937 382 6509 building and zoning michelle horner 5134 questions about these requests for inspection crew leader chris reiley 302 6300 ii table contents page main installation 1 2 tracer wire 3 7 hydrostatic testing lines 8 9 disinfection new mains 10 11 bacteriological re 12 13 fire hydrant 16 inside watermeter setting 17 outside meter 18 backflow preventor 19 20 line 21 valve box in grassy area 22 pit larger 23 24 25 with bypass 26 chamber 27 blow off 28 air release 29 concrete blocking 30 31 iii page_text extracted_title num_pages depth shall be a minimum 4 feet 6 inches after final grade is not to exceed 60 without approval all meet awwa c909 molecularly oriented polyvinyl chloride pvco pressure pipe extensions run the far end property 5 copperhead industries or equivalent installed see separate section this document details appurtenances disinfected according chlorinating procedures listed test performed presence personnel are will approved satisfactorily passing two analyses as detailed by trenches inspected prior backfilling bedded sand consist 57 stone extending one foot above then clean dirt except where it travels under sidewalks streets further standard c605 every 300 have an earthen dam built trench filled 411 compacted lsm flowable fill consult requirements specific conditions 14 material used around any fittings contain no lime 15 gate valves must open left counter clockwise 800 ansi c515 latest revision supply b size resilient wedge design rated working 250 psig c cast ferrous components ductile iron manufactured compliance edition d body lightweight easy handle bonnet constructed wall thickness per heavy gray bodies acceptable e smooth oversize waterway marking di onto f wedges fully encapsulated epdm rubber provided polymer guide covers g stuffing wrench nut made h inlet designed use hdpe pvc materials i incorporate stab fit requiring only type 304 stainless steel fastener assembly flange mechanical joint restrainers using multiple fasteners bolts permitted j restraint accessories factory k inlets alpha furnished american flow control 2500 series connections on well laterals when anchor fabricated necessary cut length needed place exact desired location flushing foreign pipelines during often results seat leakage tests effort keep thorough recommended should accomplished partially opening closing hydrants several times expected velocities adequate flush out specification provides technical ensure proper related purposes locating underground utilities recognizes that first step protecting utility assets installing quality reliable system general including connectors ground rods access points compatible complete convenience parts products usa insulation direct bury blue color coded copper clad awg high strength carbon 450 lb break load mil directional drilling boring extra 150 45 mainline wires interconnected at intersections tees crosses three joined single way snakebite locking connector lsc1230c four short jumper between them include lockable 3wb specifically dielectric silicone seal moisture corrosion manner prevent uninsulated exposure non friction taped prohibited grounding properly grounded dead ends stubs achieved drive magnesium rod ano red insulated connected purpose termination provide connection point locate transmitter light duty driveway roadway applications appropriately identified cap terminal manually interruptible conductive connective link external both from top lid magnet molded into portion tube allow detection metal detector supplied anti wax gel protect terminate switchable snakepit lite ld14b2t sw adjustable adj xl ldxl36b2t cd14b2tp located edge road right private isn t required affixed near exterior directly enters within linear being served cobra t2 flpkg ¾ affixing tape plastic ties may also adjsw long runs more than 500 utilizing such allows tracing equipment loss deterioration low frequency 512 hz signal distortion caused close proximity another systems continuous looping coiling allowed damage occurring immediately repaired removing damaged taping spray coating bottom half secured tied intervals existing pipes treat waterproof driven virgin soil beneath lateral cutting splicing occurrences encountered extended but excess slack meeting elevation specified go promote capabilities lay continuously north east side methods following insulations other domestically brass waterproofing looped installations laid wrapped corresponding lugs terminations boxes cleanouts manholes etc connecting typical witnessed designee applicable acceptance verification upon completion rough grading again project continuity lieu actual accepted sample completed accordance most recent version newly valved thereof subject least before sufficient backfill movement less highest along thrust hour duration vary psi 0 35 bar twice boundary includes closed note operated either direction differential exceeding seated butterfly pressurization each slowly based lowest gauge applied means pump satisfactory pressures good practice stabilize conducting removal applying expelled completely if permanent vents contractor install corporation cocks so can fills has been conclusion removed plugged discretion examination exposed joints examined carefully defective piping discovered replaced sound visible regardless amount repeated until determined basis allowable discloses greater his own expense make repairs allowance c651 followed responsible below s favored procedure considered conforms efforts contaminating entering storage construction potential contamination site noted bolstering outlines best practices preventing tablet granule method consists placing calcium hypochlorite granules tablets filling potable requires protected placed upstream branch ft dosages warning solvent welded screwed because reaction compounds ounces beginning diameter dx15 appurtenance shows number commonly sizes attached nsf 61 adhesive there broad surface attach approximately equal numbers given their position marked readily dose mg l 40 available chlorine contact time rate velocity sec controlled do come loose precautions taken assure pockets eliminated positioned highly chlorinated won active remain hours temperature 41 degrees 48 detectable free residual found sampling hr period clearing heavily retention prolonged order lining itself flushed measurements show concentration leaving higher generally prevailing domestic disposing environment which discharged question discharge cause reducing agent wasted neutralize remaining c655 dechlorination options total coliform analysis decide option consultation approving take initial set samples resample outlined sets pass let sit collect minutes apart while taps running collected 200 plus pie tested wastewater absence organisms read certified special entered opinion excessive quantities debris stood sterile bottles treated sodium thiosulfate 9060 hoses collection decisions drinking however port cleaned cleared standing sanitized apparatus tubing hose gooseneck spigot understanding they represent optimum up dedicated cock retained future capped reuse fails produce indicate unacceptable resampled check fail feed slug described obtained darling 84 base traffic feature 360 rotation nozzle piece square coupling pins travel stop limit designs against shoe employ drain mechanism resulting bending moment upper lower barrels 372 draining entirely bronze positively activated compression coated spring drains turns operating internal ports outlets ring directing employing sliding style pumper nozzles threaded retaining collar screws 2ea ½ nst threads 1ea thread operation nuts pentagon grease zerk lubrication federal spec 1664 bolting toward finish gravel drainage cu limestone threading dimensions tightness containing cleanliness elbow handling cracks held disposition placement stand plumb parallel angles curb facing established away distance avoid vehicles model breakaway nor inch independent restrained shut elsewhere dry barrel impervious coarse crushed rises sanitary sewer pumped freezing occur clay x excavated level possible connect storm shown intersection intermediate spacing does over 100 sprinkler standpipe said support timely additional adjacent paved roadways suitable caps yard supported pumps painted yellow code limited fm certification 516 tanks 50 obstruction protection intended vehicle impact care resistance transmitting shock bowl braced unexcavated earth blocks tie clamps plans plugs reducers bends unless otherwise maximum subjected consideration vulnerability cases shortly normally vulnerable purchased paid same tapping fees plumbing met drawing kornerhorn ball dual preventer cannot floor glue ahead we recommend expansion tank heater heated electric due increased ford me er ch88 133 b11 333w hhc11 333 ch 88 444 444w mcdonald 1mm33 6101w 3fe33 3mm33 4mm44 sleeve setter outlet screw 90 block tile brick cover insert hole stability interfere inspect coppersetter vbhh71 21w 44 83 vbhh73 33 vbhh74 121wdtt33 321wdtt33 421wdtt33 42 ordinance 927 gives superintendent authority determine need cross services assessed epa guidelines specify preventers standards double device devices accessible twelve months thereafter professionals commerce thermal bypasses equipped annually galvanized reduced nearly commercial medical industrial horizontal optional setup tapped smaller degragation diagram situations tap guages sides seamless cpvc rating 120 flare soldered horizontally vertically electrical driveways sleeved back work conform specs saddles full circle lined tyler union 6500 93e stops turn thick center lots sidewalk gutter 54 min corp goose neck saddle cts areas pads large cement pad view class strainer aluminum hatch door ladder sump notes next 53 hand pits height pre sealed floors meters steps polypropylene doors bilco j4al 36 grouted through walls 1al mortar holes wet poured bypassed galvanize settings pavement precast adjusting degree perforated engineer vertical wide bend max 70 analyze pdf_pages pdf_2text timings