Course Topics
- Stability /Loads & Load Combinations
- Determinate, indeterminate, stable and unstable systems.
- Safety provisions / factors of safety and how they relate to structural design.
- Code specified loads, load combinations and live load reductions.
- Tributary area and determining loading to beams, girders and columns.
- Properties of Sections / Statics and Equilibrium / Stress
- Calculate the properties of sections (location of centroidal axis, area, section modulus and moment of inertia). How the dimensional properties effect the structural efficiency and economic impacts of the structural design.
- Definitions of force and moment.
- Calculate the support reactions for statically determinate beams and trusses.
- Calculate, construct and recognize the shear and moment diagrams associated with a given loading of a statically determinate beam.
- Calculate the stress in a member (axial, flexural and shear).
- Relationship of stress and strain. Calculate the elongation or shortening of an axially loaded member
- Sample Problems
- Trusses
- Application of loads to trusses.
- Method of joints for solving statically determinate trusses.
- Identify if a truss member is stressed in tension or compression.
- Sample Problems
- Wood Design
- Properties and characteristics of wood for structural design.
- Types of wood available for structural use.
- Allowable stress design of wood members and explanation of adjustment factors.
- Size wood beam members considering bending, horizontal shear and deflection.
- Compression parallel and perpendicular to grain.
- Effects of notching wood members near end support and along the length of the member.
- Connections loaded in single shear, double shear and withdrawal.
- Types of connectors available for wood frame construction.
- Design of connections loaded parallel to grain, perpendicular to grain or in withdrawal.
- Hankinson Formula.
- Sample Problems
- Steel Design
- Symbols and definitions associated with structural steel design.
- Size a steel beam based on loading, unbraced length and consideration of economical choices. (Check bending, shear and deflection).
- Steel columns.
- Discussion of columns subjected to combined axial loads and bending.
- Identify and design single shear, double shear and slip critical connections.
- Identify weld symbols and design a welded connection.
- Composite Construction.
- Reinforced Concrete Design
- Be able to identify the materials, benefits of using steel and concrete together, and why it is a good combination of materials.
- Terms, definitions and symbols associated with reinforced concrete design.
- Identify the location where the flexural reinforcing steel should be placed in an indeterminate reinforced concrete beam.
- Understand ductility. (balanced condition vs. under reinforced vs. over reinforced).
- Advantages of T-Beams.
- Concrete columns.
- Layout the flexural reinforcement in the stem, heel and toe of cantilever retaining wall.
- Calculate the overturning moment and lateral force on a cantilever retaining wall. Understand the factor of safety required for sliding and overturning.
- Sample Problems
- Foundations
- Identify various systems available and why they are chosen.
- Calculate the plan area required for a spread footing based on the load applied and the allowable soil bearing pressure.
- Understand one-way beam shear, two-way punching shear and bending of footings.
- Settlement and differential settlement and their effects on building structures.
- Lateral Forces – Wind and Seismic
- Calculate the code level wind forces based on geographic location, height of building, exposure factor, and occupancy category of building.
- Components of the lateral force resisting system for both wind and seismic.
- Calculate the maximum diaphragm shears.
- Calculate drag strut and chord forces.
- Distribute the lateral forces to the vertical resisting elements based on a flexible diaphragm analysis.
- Distribute the lateral forces to the vertical resisting elements based on rigid diaphragm analysis.
- Calculate the center of rigidity of a building structure.
- Be able to calculate the overturning moment, shear, tension and compression in the vertical elements based on the applied lateral loads. Consider code required factors of safety against overturning.
- Lateral Loads - Seismic - concepts and definitions.
- What earthquake forces do we design for? Performance of building anticipated based on code level forces for minor earthquakes, moderate earthquakes and major earthquakes.
- Describe the lateral load path of various systems. How are the lateral forces transmitted through the diaphragms to the lateral resisting elements and resolved into the foundation?
- Rigid Diaphragms and torsion.
- Stiffness and ductility of various systems (shear walls, moment frames, braced frames and eccentrically braced frames).
- Configuration of lateral systems. Consider reentrant corners, abrupt changes in strength and stiffness, plan irregularities.
- Bracing of non-structural components (parapets, interior partitions, ducts and plumbing).
- Sample Problems
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