GROUND IMPROVEMENT TECHNIQUES

AIM

To introduce engineering properties of soft, weak and compressible deposits, principles of treatment for granular and cohesive soils and various stabilization techniques. To bring out concepts of reinforced earth.

CONTENT

This course contains; Introduction to ground improvement techniques, weak and problematic soils,Surface and deep compaction, vibratory techniques,Preloading and drainage systems,Stabilization with admixtures,Grouting methods and application areas,Deep Mixing methods,Stone columns,Midterm Exam,Soil nailing systems,Reinforced soils and geosynthetics,Geotextiles and geogrids,Anchors,Stabilization with micro-biological methods,Case studies and applications.

1. 1

   1. Provides information on the engineering properties of soft, weak, and compressible soils. 2. Introduces the principles of ground improvement for granular and cohesive soils along with various stabilization techniques. 3. Introduces the concept of reinforced earth.

   Taught by: Mastery Learning, Problem Solving Method, Self Study Method, Role Play and Drama Technique, Question - Answer Technique, Project Based Learning Model, Problem Baded Learning Model, Inquiry-Based Learning, Flipped Classroom Learning · Assessed by: Traditional Written Exam, Multiple-Choice Exam, Homework

WEEKLY PLAN

1. WEEK 1

   Introduction to ground improvement techniques, weak and problematic soils

2. WEEK 2

   Surface and deep compaction, vibratory techniques

3. WEEK 3

   Preloading and drainage systems

4. WEEK 4

   Stabilization with admixtures

5. WEEK 5

   Grouting methods and application areas

6. WEEK 6

   Deep Mixing methods

7. WEEK 7

   Stone columns

8. WEEK 8

   Midterm Exam

9. WEEK 9

   Soil nailing systems

10. WEEK 10

    Reinforced soils and geosynthetics

11. WEEK 11

    Geotextiles and geogrids

12. WEEK 12

    Anchors

13. WEEK 13

    Stabilization with micro-biological methods

14. WEEK 14

    Case studies and applications

ASSESSMENT

• Rate of Midterm Exam to Success30%
• Rate of Final Exam to Success70%

WORKLOAD

READING

• 1. Ground Improvement Techniques, P. Purushothama Raju, USP, 1999. 2. PLAXIS 2D/3D Reference Manual and Tutorial Manuals, Bentley Systems. 3. FHWA (Federal Highway Administration): Soil Nailing User's Guide, Report No. FHWA-IF-03-017. 4. FHWA (Federal Highway Administration): Design and Construction of Stone Columns (Vol. I & II), Technical Report FHWA/RD-83/02C. 5. FHWA (Federal Highway Administration): Ground Anchors and Anchored Systems, Geotechnical Engineering Circular No. 4, Report No. FHWA-IF-99-015.

TEACHING STAFF

• Assoc.Prof. Atakan MANGIRCOORDINATOR
• Assist.Prof. Burcu DIŞKAYA