STORMWATER EASEMENTS by tbt78273

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									Ashfield Municipal Council      Policies & Codes   Stormwater Easements      5




                                     STORMWATER EASEMENTS



Ashfield Municipal Council
PO Box 1145
Ashfield NSW 1800
Tel. (02) 9716 1800
Fax. (02) 9716 1911
E-mail ashcncl@ashfield.nsw.gov.au


Ashfield Development Control Plan 2007                         Policies & Codes
                     MUNICIPALITY ASHFIELD
                               OF

                                               (March2001).
                                       Easements
     AshfieldCouncil Policyon Stormwater


                                           to
                  which are to be dedicated Gouncil
StormwaterEasements

All stormwatereasements are to be dedicated Council to havea
                       that               to      are
minimum  pipe diameter 375 mm and a minimum
                     of                            widthof 2.5
                                            easement
melres.

This minimum                                   digging
              widthis to allowroomfor mechanical       equipment onto
the easement futureCouncilmaintenance the
              for                         of    pipe and also to allow
spacefor the pipeto be "pierand beamed"should            overthe pipe
                                             any structure
              in
be considered thef uture


                         which are to be owned and maintained
Privatestormwatereasements                                   bv
privateowners


                   pipesare PVC225mm or 300 mm in diameter.
Oftenthesestormwater

ldeally easement
       an                           will
                  widthof 2.5 metres be required.          if
                                                   However thiswidth
                                                         will need to
                          or not feasiblethen the designer
of 2.5 metresis impractical
demonstrate the pipe will be able to be physically
            that                                   accessed future
                                                              for
maintenance.

Forexample, pipemaybe undera housepathway
            the                                  and mayonlyrequirea
minimum 3OOmm coveras the pipe will not be drivenover by a
         of       of                                           car or
truck,which may crush the pipe.As such, it could be easilyaccessedby
                   the
sawcutting/excavating relevantarea.

ln this type of situation appropriate
                         an            easement width would be the pipe
diameter                             widthwill need to be iustified the
          plus 1.5 metres. Any smaller                             by
designer.

Buildinqover all stormwater
                          easementsboth public and private

1.     The ownershallgrantan easement              land,to the
                                     overthe subject
                                        to             line.
                              withrespect the stormwater
       satisfaction the Council,
                  of

2.     Theowner   shallstate writing "lMe.........being owne(s)
                             in       that                   the        for
       the timebeingof  property                .. hereby indemnifyAshfield
       Municipal Council against claims
                                 all                                 on
                                           arising to the presence the
                                                   out
       subject                                            pipe
               property in thevicinity the stormwater line(s)
                       or              of                           and
       maintenance  operations         out
                                carried thereon     whichmay resultfromthe
       buildingand/or structure beingerected  over/adiacent the said
                                                            to
       stormwater  pipeline(s) whichdo not result
                               and                     from negligence the
                                                                     on
       partof the Council itsservants workmen
                          or            or           and l/weundertake to
             a
       obtain likeindemnity            in
                          fromsuccessors Title."

.J.             foundation
       Engineers'               in           of           stormwater
                          details the vicinity theCouncil's
       line(s)               to              by
             shallbe submitted andapproved council  before building
       workis commenced.

4.     No buildingshallbe permitted be erected
                                  to                        line
                                             overa stormwater for
       a distance morethan7.6 metres.Wheregreater
                 of                                        are
                                                   distances
       involved,Councilmayapprove deviation the pipelinearound
                                   of        of                the
       buildingproviding          grades
                        satisfactory               of
                                        andchanges directionare
       obtainable.

       Foundations be constructed, thatbuilding
                   shall                such            loadsare not
       transmitted the stormwater
                  to                pipeline(s) suchthatthe pipeline
                                              and
       can be repaired renewed anytimewithout
                      or           at                       the
                                                   atfecting stability  of
                                                     pipelineshallbe at
       the building.Piersin the vicinity the Council's
                                       of
       least0.6 metresfromthe pipeandcanieddownto the pipeinvert to or
       solidrock.

o,     Stormwater  line(s) diameter
                         of        equalto or lesslhan0.45metres in
       diameter shallbe encased concrete the fulldistance an
                                in        for              and
       additional metre
                 1.2             the
                           outside building limits.Suchconcretecasing
       shallbe placed 0.15metres around pip^e shallcontain least
                                       the      and           at
                          per
       six bagsof cement 0.8cubicmetre(m").

7.     Foundation workoverof adjacent the pipeline the encasing
                                     to            and             of
       the pipeline                                              in
                  shallbe carried to the satisfaction the council;
                                out                 of
       whichregard Municipal
                    the         Engineershallbe contracted least
                                                          at
       twenty{our (24)hoursbeforecommencing  work.

U.     A minimum 1.8metreheadroom
                   of                                  between
                                      shallbe maintained      the
       top of the pipeline the underside the bearers concrete
                         and           of           or       slab
       structure,            the
                  whichsupport building.

9.     Ground                    motor
               slabsfor supporting     vehicles the likeshallbe readily
                                               and
       removable shallextend distance halfthe diameter
                  and            a        of               plus0.3
              on
       metres eachsideof the conduit   centre to permit
                                             line       access ain
       practicalsensefor maintenance purposes. Suchslabsshallbe
       suitablyreinforced bridge pipeline thatno loadshallbe
                         to      the        so
                   and                        of
       transmitted, thereshallbe a minimum 0.3 metres    clearance
       between underside the slabandthe top of the pipeline.Nothing
                the         of
       of a permanent natureshallbe placed              of
                                          overthissection the floor.

 10.   Unrestricted access a practical
                           in          senseto all manholes,inspection
       pits,gulliesandthe likeshallbe maintained all timesand nothing
                                                at                   of
       a permanent  nature shallbe placedthereon.            will
                                                  No building be
       permitted overor within1.2metres the centreof suchmanholes
                                        of                          etc.
       Fullresponsibility be accepted the property
                        shall            by            ownerfor any
       damage   dueto the overflow stormwater
                                  of           fromsuchm manholes,
                  pits,
       inspection gullies the like.
                              and
11.   Further              may       aftersubmission plans,
             requirements be specified             of     and
      investigation
                  of the detail.

12.   Writtenacceptance the aboverequirements acceptance all
                        of                      and          of
      costsconnected therewith               fromthe ownerbefore
                              shallbe required
      buildingplanswillbe considered approval,
                                    for

								
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