 # Intermediate Structural Analysis & Design Videos

Chapter 2: Free-body Diagrams – Part 1: This video discusses how to generate a complete FBD of a system, how to solve for resultants, and how internal hinges are accounted for in FBDs. Two examples on trusses. Approximate length: 7.5 minutes

Chapter 2: Free-Body Diagrams – Part 2: This video continues the discussion on how to generate a complete FBD of a system. Two examples on beams and two examples of frames are included. Approximate length: 10.5 minutes

Chapter 2: Static Determinacy: This video discusses and provides examples for the checks needed to determine whether a structure is unstable, determinate, or indeterminate. Approximate length: 9 minutes

Chapter 2: Method of Joints: This video discusses basic truss analysis assumptions and focuses on how the Method of Joints is used to solve truss systems via a general solution process and an example. Approximate length: 9.5 minutes

Chapter 2: Method of Joints (plus SlideTray program): This video shows how you can use the Method of Joints to analyze a statically determinate truss. It also shows how to use the matrix toolbox in the SlideTray program to solve simultaneous equations.

Chapter 2: Method of Sections:This video reviews basic truss analysis assumptions and illustrates how the Method of Sections is used to solve truss systems via a general solution process and an example. Approximate length: 10.5 minutes

Chapter 2: Computing Internal Forces: This video discusses the process and purpose behind computing internal forces of structural members. This video also illustrates the standard sign convention used in CEE 321. Approximate length: 9.5 minutes

Chapter 2: Shear Force and Bending Moment Diagram Theory: This video discusses the theory and purpose of shear force and bending moment diagrams. Additionally, a general solution process is outlined. Approximate length: 10 minutes

Chapter 2: Shear Force and Bending Moment Diagrams Examples: This video provides two examples (one frame and one beam) to illustrate how to solve for the shear force and bending moment diagrams of a structure. Approximate length: 10 minutes

Chapter 2: Shear Force and Bending Moment Diagrams Checks: This video discusses methods and checks for detecting errors in the solution process of generating shear force and bending moment diagrams. This video also explores the relationships between SF and BM diagrams which can be used to generate original loading conditions on structures. Approximate length: 9.5 minutes

Chapter 3: Strength Based Design: This video focuses on the strength based design of structural members, including checks on normal stress, shear stress, and Euler buckling. Approximate length: 10 minutes

Chapter 3: Computing Stresses: This video reviews the computation of stresses (normal and shear) within members. Additionally, this video provides a qualitative explanation of how the normal stress equation is interpreted and applied to structural members. Approximate length: 9.5 minutes

Chapter 3: Designing for Strength: This video focuses on strength based design (normal stress, shear stress, and Euler buckling) and includes an example for a frame and an example for a planar truss. Approximate length: 10 minutes

Chapter 4: Deflections Overview and Differential Equations:This video discusses the purpose behind and basic assumptions of deflection computations. Special attention is paid to the differential equations behind deflection computations. Approximate length: 6.5 minutes

Chapter 4: Method of Virtual Work: This video discusses the principle of virtual work which is used in deflection computations. Additionally, the principle of virtual work is tied to the unit load method. Approximate length: 8 minutes

Chapter 4: Computation of Beam Deflections: This video reviews the unit load method equations and outlines a general solution process for computing the deflection of beams. An example of a hinged beam is included. Approximate length: 10 minutes

Chapter 4: Computation of Deflections in Frames: This video reviews the unit load method equations and outlines a general solution process for computing the deflection of frames. An example of a planar frame is included. Approximate length: 9 minutes

Chapter 4: Computation of Truss Displacements: This video reviews the unit load method equations and outlines a general solution process for computing the deflection of trusses. An example of how deflection is used as a check in the design of planar trusses is included. Approximate length: 10 minutes

Chapter 5:Recognizing Static Indeterminacy: This video discusses static indeterminacy and reviews the appropriate determinacy checks for the three types of structures. Additionally, this video relates indeterminacy to the Force Method and provides multiple examples on how to determine appropriate redundants for the three type of structures. Approximate length: 10.5 minutes

Chapter 5: Force Method for Statically Indeterminate Beams – Part 1: This video discusses how beam displacements can be used in the Force Method to solve for the support reactions of indeterminate systems. A general procedure for the solution process is also outlined, and an example of a degree one indeterminate beam is explored. Approximate length: 10.5 minutes

Chapter 5: Force Method for Statically Indeterminate Beams – Part 2: This video discusses how rotations can be used in the Force Method to solve for the support reactions of indeterminate beam systems. A general procedure for the solution process is also outlined, and an example of a degree one indeterminate beam is explored. Approximate length: 8.5 minutes

Chapter 5: Force Method for Degree Two Indeterminate Beams and Frames: This video discusses how displacements and rotations can be used in the Force Method to solve for the support reactions of degree two indeterminate systems. A general procedure for the solution process is also outlined, and an example of a degree two indeterminate frame is explored. Approximate length: 11 minutes

Chapter 5: Slope-deflection Method Overview: This video includes a basic overview of the slope-deflection method, including assumptions, related equations, kinematic unknowns, and compatibility equations. Approximate length: 12 minutes

Chapter 5: Slope-deflection Method for Beams: This video outlines the general procedure for applying the slope-deflection method to solve for the support reactions of indeterminate beams. A complete example of an indeterminate beam (without chord rotation) is explored. Approximate length: 10.5 minutes

Chapter 5: Slope-deflection Method for Frames: This video outlines the general procedure for applying the slope-deflection method to solve for the support reactions of indeterminate frames. A complete example of an indeterminate frame (without chord rotation) is explored. Approximate length: 8.5 minutes

Chapter 5: Chord Rotation and How to Spot It: This video discusses chord rotation and how it is accounted for as a kinematic unknown (along with its appropriate additional equilibrium equation) in the slope-deflection method solution process. Additionally, qualitative examples are used to illustrate how to identify chord rotation in structures. Approximate length: 9 minutes

Chapter 5: Slope-deflection Method for Beams with Chord Rotation: This video outlines a general solution process for the slope-deflection method for beams which includes chord rotation. A complete example which explores the chord rotation caused by the support settlement of an indeterminate beam is also included. Approximate length: 8.5 minutes