Urban Drainage Design for Transportation Facilities – Part One – Part Three - a PDH Online Course for Engineers, Architects and Surveyors

Urban Drainage Design for Transportation Facilities – Part One

Course Outline

This 15 hour course Urban Drainage Design for Transportation Facilities - Part One, will cover hydrologic procedures, pavement drainage, drainage structures, closed and open drainage systems. Several example problems are included to aid the student in solving problems that present themselves to the designer of urban drainage systems.

This course includes a multiple-choice quiz at the end, which is designed to enhance the understanding of the course materials.

Learning Objective

At the conclusion of this course, the student would have learned the following:

How to define hyetographs;
How to read rainfall intensity from IDF curves;
Various SCS rainfall distributions;
How to calculate flow using the rational method;
How to determine the manning’s coefficient for various surfaces;
How to determine the depth of runoff;
How to determine the travel time in a piping system;
How to calculate the retention;
How to determine peak flow;
How to determine runoff curve numbers for various hydrologic soil groups;
Various adjustment factors for calculating peak flow;
Causes of vehicle hydroplaning;
Suggested minimum spread for various streets;
Factors that affect pavement runoff and gutter spreads;
How to determine inlet efficiency;
Most efficient locations for sag vertical curves;
How to calculate flow through an orifice;
Clogging characteristics of various inlets;
How to calculate inlet interception capacity;
Most efficient placement for inlets;
When to use flanking inlets;
How to determine the total energy in a drainage channel;
How to determine the specific energy;
Classifications of open channel flow;
How to calculate flow using the SCS method;
How to calculate the Froude number;
Characteristics of supercritical flow;
Cause of hydraulic jumps;
How to determine discharge rates using the Manning’s equation;
How to determine the Manning’s roughness coefficient for various surfaces;
How to determine the degree of retardance;
Causes of shear stress in channels;
Location of maximum shear stress in channel beds;
Various shapes of highway drainage channels;
Return period used to design temporary channel linings;
How to define the freeboard;
How to calculate the permissible unit shear stress;
Locations to place access holes;
How to calculate the hydraulic grades line in a piping system;
Maximum spacing for access holes;
Characteristics of a storm drainage system;
Characteristics of open channel flow;
Effects of channel lining on capacity of roadside channels;
How to calculate the friction loss in pipes;
How to calculate the energy loss through pipe bends;
How to calculate the energy loss through exits;
How to calculate the bend loss coefficient;
Typical values of enlargement coefficients;
How to calculate transitions losses;
How to calculate the loss coefficients for various angles at manholes;
How to calculate the initial head loss coefficient;
Factors that affect energy loss computations;
Minimum design storm used to size the storm drain pipe;
Common maintenance problems associated with storm drains;
How calculate discharge though gutters;
How to calculate the frontal flow for reticuline grates;
Relationship between plasticity index, shear stress, and cohesiveness;
How to define the tractive force;
How to determine the vertical curve constant; and
Most effective use for various inlet types.

Intended Audience

This course is intended for hydrologists, hydraulic engineers, environmental engineers, geo-hydrologists, municipal engineers, LEED Certified Professionals, project managers, any persons working in the civil engineering field or anyone with an interest in Urban Drainage Design.

Benefit to Attendees

This course will cover hydrologic procedures, pavement drainage, drainage structures, closed and open drainage systems..

Course Introduction

This course Urban Drainage Design for Transportation Facilities will cover the design of storm drainage systems associated with transportation facilities - Part One of this course will cover hydrologic procedures, pavement drainage, drainage structures, closed and open drainage systems. Part Two will cover detention and retention facilities, pump stations, water quality practices and temporary erosion and sediment control practices.

Course Content

This course material is based on the document “Urban Drainage Design,” as published on the website of the Federal Highway Administration (FHWA). The student should study Sections one (1) through seven (7) and the appendices of the following FHWA document in order to prepare for the quiz. The remaining text of the document is covered in Urban Drainage Design Part Two (2).

Urban Drainage Design for Transportation Facilities

Please click on the above underlined hypertext to view, download or print the document for your study. Because of the large file size, we recommend that you first save the file to your computer by right clicking the mouse and choosing "Save Target As ...", and then open the file in Adobe Acrobat Reader. If you still experience any difficulty in downloading or opening this file, you may need to close some applications or reboot your computer to free up some memory.

Course Summary

The information presented in this course will provide the student with the knowledge that will aid in the design urban drainage systems for transportation facilities.

Using good engineering judgment is always paramount in any situation. Utilizing good judgment and the knowledge gained in this course will aid the reader with the knowledge to be a success in urban drainage design.

Related Links

For additional technical information related to this subject, please visit the following websites:

United States Department of Transportation
http://www.dot.gov/

Federal Aviation Administration (FAA)
http://www.faa.gov/

Federal Highway Administration (FHWA)
http://www.fhwa.dot.gov/

References:

Reynolds, Vincent. 2009, C346 "Urban Runoff Pollution Prevention and Control Planning"

Reynolds, Vincent. 2008, C305 "Drainage and Erosion Control"

Quiz

Once you finish studying the above course content, you need to take a quiz to obtain the PDH credits.

DISCLAIMER: The materials contained in the online course are not intended as a representation or warranty on the part of PDH Center or any other person/organization named herein. The materials are for general information only. They are not a substitute for competent professional advice. Application of this information to a specific project should be reviewed by a registered architect and/or professional engineer/surveyor. Anyone making use of the information set forth herein does so at their own risk and assumes any and all resulting liability arising therefrom.