water metering in a 111 unit apartment complex
DESCRIPTION
Presented by Sridhar B,TRANSCRIPT
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WATER METERINGin a 111 Unit Apartment
Complex
-Sridhar B.
As presented in “The Water Workshop for Apartment Communities”, organized by ApartmentADDA.com
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INTRODUCTION
Ashoka windowsApartment of 111 flatsWith all amenities like gym,party hall, swimming pool etc
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COMMITTEEWe are committee of 13 membersEach member has their own departmentDepartment includes security,HK,generator,
lift etcWe meet every week to update the status of each department
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NEEDCHALLENGESSTUDYAPPROVALPLANNINGIMPLEMENTATIONMAINTENANCE
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NEEDCost reduction on maintenanceExamined the major expense factor70% of total expense was towards waterExplored various ways to reduce costNever worked around less than 65%Needed a means to measure water usage
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CHALLENGESLogical
To convince people the need of water usage measuring system
Collecting the money towards itTechnical
Which kind of system to installWhether the system will be foolproofIndividual flat usage to be recordedHow to re-lay the existing plumbing system
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STUDYVisited several apartments and decided to go for water
metering systemDue to building architecture ended up with three meters
per flatInstallation cost and maintenance overheadDid a detailed study and came down to one meter per flatHow to improve the life of metersovercoming water hammer effect increases lifeUsage of Y strainersUsage of u tube principleCost per flat calculatedReturn on investment(ROI)
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U TUBE Implementation
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APPROVALCalled for an SGBMDetailed the needs and the study conducted
All the existing GI pipes will be replacedImproved water flow to every floorsEach flat owner will be responsible for their own
usageWater disruption will be one day in one line per flatDisconnecting the water to maintenance
defaulters becomes easyWithin 20 months of operation the investment can
be taken back
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PLANNINGEstimated the materials needed for all flatsExplored different quotations for the materials to
be usedNegotiated with different vendors for quotesPrepared a schedule for the entire apartmentSketch showing how the pipes to be laidPlanned to protect the meters physically from rain
and sunsPlanned to handle the water disruption during the
processPlanned to charge the residents for their usage
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PRECAUTIONSMoney
Whenever we reach a collection of 3L we FD the amount for 7 days with auto renewal
This will yield us interest as well safety to the money collected
RiskRisk of life in involved in this implementationWe insured the plumber working with usProvided helmet for his safety
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IMPLEMENTATIONStarted one section as prototype.One week time for residents feedbackAfter consolidating the feedback, started the
full phase.Had an xls to monitor the daily usage of
materialsInformed water disruption to the respective
flats everyday before starting the work.Guided the plumber to do as per the drawingContinuously monitored the progress
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IMPLEMENTATION continuedAll pipes were laid 6” above the terrace floor
to allow rain water to drainProvided support to all the pipes with bricksConstructed a chamber for all meters to
safeguard them
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MAINTENANCEWe have 4 spare meters in case any meter
malfunctionsRecorded the meter readings for one monthCalculated the unit price per litreArrived at an average usage per flat per
monthA tariff has created being the average as pivotFlats usage crossing this pivot will be charged
double the unit price
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MAINTENANCE continuedMeter reading will be recorded every 15 daysEvery month bills will be generated on the
actual usage per month + base costBase cost includes expenses for other
operations like security, house keeping, AMC’s etc.
Bills will be dropped in all mail boxes before 1st of every month
The maintenance should be paid before 5th of every month
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THANKS