1

Mai

nF

ram

e S

AS

MB

SS

/PC

SA

SM

eter

ing

& F

ield

Op

erat

ion

s

Populate MBSS tableswith Population Data

Identify decision parameters, such as Sample size, error ratio, precision level,

etc. in MBSS Parameter Sheet File1

Need a new sampleObtain Population File

(“Pop file”)

Load Research – Process Map

2

Load Research – Process MapM

ain

Fra

me

SA

SM

BS

S/P

C S

AS

Met

erin

g &

Fie

ldO

per

atio

ns

Draw Stratified Random Sample from Population File based on

given decision criteria1

Analyze a combination of parameters (e.g. precision level, sample size, error ratio,

etc.) for preliminary sample

Is the precision level within ±10%?

Yes

No

2

3

Load Research – Process MapM

ain

Fra

me

SA

SM

BS

S/P

C S

AS

Met

erin

g &

Fie

ldO

per

atio

ns

2Run the list of accounts/service

numbers against CBMS mirror to obtain additional customer & meter data

Send out the sample list with additional variables to metering

Metering to install all IDRs for the sample list and report back after the

installation of IDRs in the list is complete

3

4

Load Research – Process MapM

ain

Fra

me

SA

SM

BS

S/P

C S

AS

Met

erin

g &

Fie

ldO

per

atio

ns

Inventory newly installed IDRs into RDS & IDRP databases3 Any IDRs not installed

due to constraints?

Provide alternate sampleIDRs on case-by-case basis

Yes

No

4

5

Load Research – Process MapM

ain

Fra

me

SA

SM

BS

S/P

C S

AS

Met

erin

g &

Fie

ldO

per

atio

ns

4 Collection of half-hourly interval data and storing on IDRP

Periodically audit the IDRP tables against Primary & Alternate

sample Lists for completeness (i.e. all newly installed meters have been read at least once)

Are all samples installedand providing data?

New sample complete

Send out the removal list of IDRs that were part of the old sample