Course Title: Solve simple problems in Statics and Strength of Materials

Part B: Course Detail

Teaching Period: Term1 2008

Course Code: CIVE5612

Course Title: Solve simple problems in Statics and Strength of Materials

School: 130T Infra, Electrotec & Build Serv

Campus: City Campus

Program: C6066 - Advanced Diploma of Civil Engineering (Structural Design)

Course Contact : Tony Skinner Program Coordinator

Course Contact Phone: (03) 9925 4444

Course Contact Email:tony.skinner@rmit.edu.au


Name and Contact Details of All Other Relevant Staff

Program Coordinator:
Mr Tony Skinner
Tel. 9925 4444
Fax. 99254377
Email: tony.skinner@rmit.edu.au

Nominal Hours: 60

Regardless of the mode of delivery, represent a guide to the relative teaching time and student effort required to successfully achieve a particular competency/module. This may include not only scheduled classes or workplace visits but also the amount of effort required to undertake, evaluate and complete all assessment requirements, including any non-classroom activities.

Pre-requisites and Co-requisites

EDX130 – Use mathematics at technician level

Course Description

This unit covers the competency to solve problems involving forces, moments and hydrostatic pressure on simple structures and carry out some basic stress, strain and deformation calculations.


National Codes, Titles, Elements and Performance Criteria

National Element Code & Title:

EDX100 Solve simple problems in Statics and Strength of Materials

Element:

Calculate support reactions for cantilevers.

Performance Criteria:

1.1 A Free Body Diagram can be drawn of a simple cantilever structure showing the moment and force support reactions.
1.2 The force reaction (magnitude and direction) can be determined using the principle of static equilibrium of forces.
1.3 The moment reaction can be determined using the principle of static equilibrium of moments.

Element:

Calculate support reactions for simply supported horizontal beams using the equations of equilibrium.

Performance Criteria:

2.1 The support with a reaction in a known direction can be recognized and the direction described.
2.2 A Free Body Diagram can be drawn of a loaded beam showing the support reactions.
2.3 Support reactions (magnitude & direction) can be determined, using the principles of equilibrium.

Element:

Calculate the deflection of simple loaded beams.

Performance Criteria:

3.1 A standard table of deflection formulae is used to calculate the deflection of beams subjected to a combination of point and uniformly distributed loads.
3.2 Extrapolation is used for determining the deflection of cantilever beams subjected to a part UDL.

Element:

Determine deformations due to axial stress/strain.

Performance Criteria:

4.1 Calculations are completed to determine strains and deformations in simple members subjected to axial loads.

Element:

Determine sizes for simple members subjected to direct normal, shear or bearing stress

Performance Criteria:

5.1 The difference between shear and normal stress can be explained.
5.2 The possible types of failure that need to be considered in a given simple loaded structure can be explained.
5.3 Calculations are completed to determine stress due to axial loads.
5.4 Calculations are completed to determine stress due to direct shear loads.
5.5 Calculations are completed to determine bearing stress.
5.6 Calculations are completed to determine the nominal size of members subject to axial loads.
5.7 Factors of Safety are applied in determining nominal sizes of members.

Element:

Determine the bending stress in simple loaded beams subjected to bending.

Performance Criteria:

6.1 Load, vertical shear force and bending moment diagrams are drawn for simple beams subjected to a combination of given point and uniformly distributed loads, in order to determine the maximum shear force and bending moment.
6.2 The flexure formula is used to calculate the maximum compressive and maximum tensile bending stress in a beam.

Element:

Determine the centroid, second moment of area and radius of gyration of plane figures.

Performance Criteria:

7.1 Given the dimensions of a section, the centroid, second moment of area and radius of gyration are calculated.

Element:

Solve simple problems involving systems of coplanar forces

Performance Criteria:

8.1 Forces can be represented by their rectangular components.
8.2 The resultant and equilibrant of a coplanar concurrent force system can be determined.
8.3 The principle of Static Equilibrium can be used to determine unknown forces (magnitude and/or direction) in concurrent force systems in equilibrium.
8.4 The value of the resultant moment about a specific point of
a system of coplanar non-concurrent forces can be determined.
8.5 Applied torque can be calculated.
8.6 The moment of a couple can be determined.
.7 An equivalent force/couple system to replace the effect of a force or system of coplanar, non-concurrent forces can be determined.
8.8 The line of action of a resultant of a parallel force system can be determined using the principle of moments.


Learning Outcomes


Calculate support reactions for cantilevers.

Calculate support reactions for simply supported horizontal beams using the equations of equilibrium.

Calculate the deflection of simple loaded beams.

Determine deformations due to axial stress/strain.

Determine sizes for simple members subjected to direct normal, shear or bearing stress
Determine the bending stress in simple loaded beams subjected to bending.

Determine the centroid, second moment of area and radius of gyration of plane figures.
Solve simple problems involving systems of coplanar forces


Details of Learning Activities

Teacher-led :
• Demonstrate use of the interactive PowerPoint presentation re. bending moments (see Resources)
• Overview of bending theory of beams, construction of shear/bending moment diagrams and sample calculation of stress and deflection.
• Review notes and sample calculations in the course text relating to the manipulation of coplanar force systems
• Explain the concept of pressure v. depth on submerged surfaces and illustrate same using examples of water storages. Demonstrate calculation of forces on take-off ports
• Demonstrate the calculation process for support reactions using point loads and UDLs
• Illustrate selection of member sizes using Manufacturer’s charts and first principles
• Relate stress, strain and Young’s Modulus and hence determine axial deformation. Illustrate stress/strain curves for common materials used in the workplace.
• Review sample calculations in the course text on reaction forces for beams and cantilevers
• Explain the relevance of section properties in the design process using examples from industry


Student-based problem-solving :
Participate in individual problem solving activities completed to industry standard related to typical engineering workplace problems requiring:
• Solution of stress and deflection involving point loads and UDLs
• Determination of reactions for simply-supported and cantilever beams using point loads and UDLs
• Sizing of members subjected to normal, shear and bearing stress
• Calculation of section properties for symmetrical and non-symmetrical beams and compare with Manufacturer’s charts
• Calculation of forces on submerged surfaces with emphasis on water retaining structures
• Combination and resolution of concurrent and non-concurrent coplanar force systems and application to workplace situations
• Determination of bending stress using beam properties from OneSteel charts and from first principles
Group activities
Working in pairs on a computer, students will develop responses to questions, and consider responses, in the PowerPoint presentation re. bending moment.


Teaching Schedule

See Online Learning Hub for details.


Learning Resources

Prescribed Texts

Engineering Mechanics, Val Ivanhoff


References

Online course notes. Further references are cited in these notes.


Other Resources


Overview of Assessment

Assessment of this unit will involve completion of:
• a two hour mid-semester written examination on Elements 1 – 4
• a two hour end-of-semester writen examination on Elements 5 – 8
The format of the test will include case studies and scenarios based on typical workplace activities to support problem-based assessment of ability to accurately complete calculations to industry standards.


Assessment Tasks

Assessment of this unit will involve completion of:
• A two hour mid-semester written examination based on Elements 1 to 5
• A two hour end-of-semester written examination based on Elements 6 to 9


Assessment Matrix

Element CoveredAssessment Task Proportion of Final Assessment Submission Time
1 - 5 Mid-semester written examination  45% N/A 
6 - 9End-of-semester written examination 55%
N/A

Other Information

The underpinning knowledge and skills for this course are listed in the accreditation document and are available upon request from your instructor.

Course Overview: Access Course Overview