Workshop Content
Workshop Content
Content Of Workshop No. 1:
1. Design Concept for Major and Minor Systems and Computation of Design Storm using MSMAM. (Day 1 AM)
a. Design concepts for quantity and quality control.
b. Major and minor systems according to MSMAM.Â
c. Recommended design Average Recurrence Intervals (A.R.I.) for different types of development.
d. Major changes from the PDP1.
e. Computation of design storm Intensity-Frequency-Duration data using MSMAM.
f. Worked example using a spreadsheet.
2. Computation of Peak Discharge Using Empirical Approach (the Rational Method) in MSMAM (Day 1 PM)
a. Peak discharge computation using the empirical approach in MSMAM based on the Rational Method for rural and urban catchments.Â
b. Worked examples for computing peak discharge using a spreadsheet.
3. Computation of Design Hydrograph Using Time-Area Method in MSMAM (Day 2 AM)
a. Limit on catchment area for empirical method in MSMAM.Â
b. Need to compute design hydrograph for storage routing.Â
c. Time-Area Method theories and formulas.
d. Application to a practical problem using a worked example based on a spreadsheet.
4. Reservoir Storage Routing (Day 2 PM)
a. Theory of level-pool routing.Â
b. Performing a storage routing through a reservoir/detention basin using the level-pool method.
c. Worked example using a spreadsheet.
Content Of Workshop No. 2:
1. Hydrologic Modelling (Day 1 AM)
a. Specific requirements of MSMAM.Â
b. Theory of hydrologic modelling used in HEC-HMS Model.
c. Where to download and how to install the software?
d. Features of the GUI interface and graphical output.
2. Worked Example Using HEC-HMS (Day 1 PM)
a. Applying HEC-HMS using practical worked examples.
b. Step-by-step guide on data preparation and input.
c. Model analysis.
d. Error debugging using online help.
e. Plotting graphs.
f. Generating output data.
g. Interpretation of results.
3. Hydraulic Modelling (Day 2 AM)
a. Specific requirements of MSMAM.Â
b. Theory of hydraulic modelling using HEC-RAS.
c. Open channel flow theory including subcritical and supercritical flows.Â
d. Principles of solving energy equation using standard step method.Â
e. Where to download and how to install the software?Â
f. Elimination of known bugs.
4. Worked Example Using HEC-RAS (Day 2 PM)
a. Apply the HEC-RAS model using practical worked examples. Â
b. Step-by-step guide on Data preparation.
c. Model analysis.
d. Data output.
e. Graph plotting.
f. Interpretation of results.
g. Interfacing HEC-HMS with HEC-RAS.
h. How to apply the HEC-HMS and HEC-RAS software together in a productive manner.
i. Worked example: computing the water surface profile using HEC-RAS for peak discharge value computed using the HEC-HMS Model.
Content Of Workshop No. 3:
1. Design Concept for Quantity and Quality Control (Day 1 AM)
a. Introduce design concepts for quantity and quality control and major and minor systems according to MSMAM.Â
b. Recommended Design Average Recurrence Intervals (A.R.I.).Â
c. Brief introduction of major changes in MSMAM- concepts needed for design of detention and sediment basins.
2. Design of Detention Basin (Day 1 PM)
a. Quantity control using detention basin.Â
b. Differences between detention and retention.
c. MSMAM’s requirements.Â
d. Level-pool routing concept- how to do the computation using a spreadsheet.
e. Derivation of stage-discharge-storage curve.Â
f. Worked examples for design of a detention basin. Â
g. Highlight major changes from the “Planning and Design Procedure No. 1†which used the simplified graphical method of computing the differential storage between the cumulative inflow and outflow hydrographs.
3. Design of Sediment Basin (Day 2 AM)
a. Quality control using sediment basin. Wet and dry sediment basin.
b. Concept on sizing of sediment basin. Time of concentration. Design for 3 or 6 month A.R.I. storm.
c. Worked example on the design of sediment basin. Highlight changes from “Planning and Design Procedure No. 1.â€
4. Design of Culvert (Day 2 PM)
a. Culvert Design for inlet and outlet control using MSMAM.Â
b. Design using both nomograph approach and approach using formula. Highlight major changes from the “Planning and Design Procedure No. 1â€.Â
c. Worked example using a spreadsheet and formulas.
Content Of Workshop No. 4:
1. On-Site Detention (OSD) Theory (Day 1 AM)
a. On-Site Detention.
b. Permissible Site Discharge (PSD)
c. Site Storage Requirement (SSR).
d. OSD sizing method.
e. OSD sizing procedure.
2. On-Site Detention (OSD) Design (Day 1 PM)
a. Above-ground storage: landscaped areas, impervious areas, flat roofs and surface tanks.
b. Below-ground storage: underground tanks and pipe packages.
c. Worked examples.
d. Design case study.
3. Erosion and Sediment Control Plan (ESCP) Theory (Day 2 AM)
a. Introduction to ESCP and basic principle.
b. ESCP rules and regulations.
c. Estimation of erosion and soil loss.
4. Erosion and Sediment Control Plan (ESCP) Design (Day 2 PM)
a. Site inspection checklist.
b. Hands-on Worked examples.
c. ESCP project case study.
