The result of computation using MSMAware was checked using spreadsheet in this section.
Table 4.4 shows the result of Time Area Method computation for Pulau Pinang which the time concentration, tc is 20 minute.
Table 4.4: Manual Calculation of Time Area Method for Pulau Pinang Base On (MSMA, 2000)
Figure 4.5 shows the inflow hydrograph for Pulau Pinang based on (MSMA, 2000) with time concentration is 20 minutes.
Figure 4.5: Hydrograph for Pulau Pinang using (MSMA, 2000)