Date of case-file movement from one work station to another

Symbol

Formula

Definition of time interval

Date in

A

-

-

Sample receiving date

E

-

-

Date SRF submitted to CGC

F

t1 = F - E = F - A

Sample receiving officer to CGC

Date released by CGC

I

t2 = I - F

Office of the CGC

Date submitted to director

J

t3 = J - I

CGC to Director

Date instructions released by director

L

t4 = L - J

Director’s Office

Date instructions released by manager

N

t5 = N - L

Instructions

Date samples received by analyst

P

t6 = P - N

Manager to Analyst

Date analysis commenced

R

t7 = R - P

Sample receipt by analyst, start of analysis

Date analysis was completed

S

t8 = S - R

Sample Analysis time

Date report completed

V

t9 = U - S

End of Sample Analysis, start data interpretation

Date report submitted for review

W

t10 = V - U

Start of report write up

Date review comments availed

X

t11 = W - V

Complete report, submit for review

Date report submitted for approval

Y

t12 = X - W

Time to review

Date approved by manager

Z

t13 = Y - X

Report Revision time

Date report submitted for approval to director

AA

t14= Z - Y

Time for approval by Laboratory Manager

Date report approved by director

AB

t15 = AA - Z

Time for approved report to reach FSL Director

Date submitted for approval to CGC

AC

t16 = AB - AA

Director’s approval time

Date approved by CGC

AD

t17 = AC - AB

Time for approved report to reach CGC

Date report received by SRO

AE

t18 = AD - AC

Final Approval time (CGC’s approval)

Date report collected by client

AF

t19 = AE - AD

Final approved report to reach SRO

t20 = AF - AE

Time report received by SRO until collection by client (time approved report stays at SRO)