Drafting (DRF) at Central Virginia Community College
Distance Learning
Time of Day
Term
- DRF 111 - Technical Drafting I
- Introduces technical drafting from the fundamentals through advanced drafting practices. Teaches lettering, metric construction, technical sketching, orthographic projection, sections, intersections, development, fasteners, theory and applications of dimensioning and tolerances. Includes pictorial drawing, and preparation of working and detailed drawings. Part I of II.Lecture 1-2 hours. Laboratory 2-6 hours. Total 3-7 hours per week.
2-3 credits - DRF 112 - Technical Drafting II
- Introduces technical drafting from the fundamentals through advanced drafting practices. Teaches lettering, metric construction, technical sketching, orthographic projection, sections, intersections, development, fasteners, theory and applications of dimensioning and tolerances. Includes pictorial drawing, and preparation of working and detailed drawings. Part II of II.Lecture 1-2 hours. Laboratory 2-6 hours. Total 3-7 hours per week.
2-3 credits - DRF 128 - Geometric Dimensioning and Tolerancing
- Teaches use of a positional tolerance system, its relationship to coordinate tolerance systems, and other aspects of industry standard drafting practices.Lecture 2-3 hours. Laboratory 0-2 hours. Total 2-4 hours per week.
2-3 credits - DRF 135 - Electrical/Electronics Blueprint Reading
- Presents an interpretation of basic shop drawings, conventional symbols, terminology, and principles used by the mechanical draftsman. Explains common electrical and electronic symbols, wiring diagrams, schematic drawing, and application of wiring diagrams, schematic drawings, and application of wiring diagrams.Lecture 2 hours per week.
2 credits - DRF 160 - Machine Blueprint Reading
- Introduces interpreting of various blueprints and working drawings. Applies basic principles and techniques such as visualization of an object, orthographic projection, technical sketching and drafting terminology. Requires outside preparation.Lecture 3 hours per week.
3 credits - DRF 161 - Blueprint Reading I
- Teaches the application of basic principles, visualization, orthographic projection, detail of drafting shop processes and terminology, assembly drawings and exploded views. Considers dimensioning, changes and corrections, classes of fits, tolerances and allowances, sections and convention in blueprint reading.Lecture 0-1 hours. Laboratory 0-3 hours. Total 1-4 hours per week.
1-2 credits - DRF 166 - Welding Blueprint Reading
- Teaches welding nomenclature and applications. Stresses structural steel, design, layout. Explains industrial symbols.Lecture 1 hour. Laboratory 3 hours. Total 4 hours per week.
2 credits - DRF 175 - Schematics and Mechanical Diagrams
- Covers interpretation of basic shop drawings, conventional symbols, common electrical and electronics symbols, wiring diagrams, hydraulic and pneumatic symbols, schematic drawings, and piping diagrams.Lecture 2 hours per week.
2 credits - DRF 190 - Coordinated Internship
- Supervises on-the-job training in selected business, industrial or service firms coordinated by the college.Credit/practice ratio not to exceed 1:5 hours. May be repeated for credit. Variable hours.
1-5 credits - DRF 195 - Topics In
- Provides an opportunity to explore topical areas of interest to or needed by students.May be used also for special honors courses. May be repeated for credit. Variable hours.
1-5 credits - DRF 197 - Cooperative Education
- Supervises in on-the-job training for pay in approved business, industrial and service firms, coordinated by the college's cooperative education office. Is applicable to all occupational- technical curricula at the discretion of the college.Credit/work ratio not to exceed 1:5 hours. May be repeated for credit. Variable hours.
1-5 credits - DRF 199 - Supervised Study
- Assigns problems for independent study incorporating previous instruction and supervised by the instructor.May be repeated for credit. Variable hours.
1-5 credits - DRF 200 - Survey of Computer Aided Drafting
- Surveys computer-aided drafting equipment and concepts. Develops general understanding of components, operations and use of a typical CAD system.Lecture 2-3 hours. Laboratory 2-3 hours. Total 4-6 hours per week.
3-4 credits - DRF 201 - Computer Aided Drafting and Design I
- Teaches computer-aided drafting concepts and equipment designed to develop a general understanding of components of a typical CAD system and its operation.Lecture 2-3 hours. Laboratory 2-3 hours. Total 4-6 hours per week.
3-4 credits - DRF 202 - Computer Aided Drafting and Design II
- Teaches production drawings and advanced operations in computer aided drafting.Lecture 2-3 hours. Laboratory 2-3 hours. Total 4-6 hours per week.
3-4 credits - DRF 241 - Parametric Solid Modeling I-II
- Focuses on teaching students the design of parts by parametric solid modeling. Topics covered will include, but not limited to, sketch profiles; geometric and dimensional constraints; 3-D features; model generation by extrusion, revolution and sweep; and the creation of 2-D drawing views that include sections, details and auxiliary. Part I of II.Lecture 2-3 hours. Laboratory 2-3 hours. Total 4-6 hours per week.
3-4 credits - DRF 295 - Topics In
- Provides an opportunity to explore topical areas of interest to or needed by students.May be used also for special honors courses. May be repeated for credit. Variable hours.
1-5 credits - DRF 297 - Cooperative Education
- Supervises in on-the-job training for pay in approved business, industrial and service firms, coordinated by the college's cooperative education office. Is applicable to all occupational- technical curricula at the discretion of the college.Credit/work ratio not to exceed 1:5 hours. May be repeated for credit. Variable hours.
1-6 credits