GEOTILL Engineering (www.geotill.com) is Geotechnical Services Provider of comprehensive, and cost effective Civil and Geotechnical Engineering services for clients located throughout the Midwest in Indiana, Illinois, Michigan, Ohio, Kentucky and Missouri. Provides Geotechnical Engineering - onshore, nearshore and offshore foundations; excavations, slopes, retaining structures, tunnels, ground improvement. Numerical Analysis in 2D and 3D for the optimized design and assessment of ground displacements and soil-structure interaction. Tunnel Engineering – investigation, planning, design, documentation and construction supervision of tunnels for roads, rail, power supply, water supply and sewerage systems.

1. Driving Indiana’s Economic Growth
Geotechnical
Engineering Report
Malek Smadi, Ph.D., P.E.
Principal Engineer - GEOTILL - Fishers, Indiana
msmadi@geotill.com - www.geotill.com

2. The Geotechnical report provides
critical and vital information for …
 Owners.
 Architects.
 Engineers.
 Contractors.
Being able to understand and analyze the Geotechnical
report to avoid costly mistakes is in the best interest of
all the project players.

3. Why the Geotechnical
Report is Important …
Why the Geotechnical
Report is Important …
Why the Geotechnical
Report is Important …
Why the Geotechnical
Report is Important …
Why the Geotechnical
Report is Important …
Why the Geotechnical
Report is Important …
Why the Geotechnical
Report is Important …
Why the Geotechnical
Report is Important …

5. The foundation of this slender building in Adapazari failed and
the building leaned onto its neighbor

6. Understanding The Implications of the
Geotechnical Report will Achieve:
 On Time.
 On Budget.
 & Failure Free Project.

7.  Introduction.
 Project Description.
 Field Exploration and Testing.
 Site Conditions.
 Design Recommendations.
 General Construction Procedures and
Recommendations.
 Appendix A: Maps.
 Appendix B: Logs.
 Appendix C: Test Results.
 Appendix D: Engineering Analyses.
Geotechnical Report Contents

8.  Identify the project by location and name.
 Briefly outline the scope of the investigation.
Introduction

9.  Location including the beginning and
ending station.
 Overview of the structures.
Project Description

10.  Methods and equipment used to bore
the soils.
Field Exploration and Testing

11.  Soil Boring
Logs contain:
 Soil Densities
 Stiffness
 Blow Counts
 Recovery
 Water Content
 Atterberg
Limits
 Unconf. Comp.
 Ground Water
Field Exploration and Testing

12. Field Exploration and Testing

13.  Methods and equipment used to test the soils.
Field Exploration and Testing

14.  Regional and Site Geology.
 Subsurface Conditions.
 Ground Water Conditions.
 Landslides and other Concerns such
as Sink Hole or Fracturing Problems.
 Seismic Classification.
Site Conditions

15.  Subsurface Conditions.
Site Conditions
Sand & Gravel
Siltstone
Silt/Sandstone
Sandstone
Loam
Sandy Loam
Clay Loam
Clay
Sandy Loam
Sandy Clay Loam
Silty Loam
Shale

16.  Foundations.
 Modification of Existing Subsurface
Materials.
 Retaining Walls.
 Site Grading and Earthwork.
 Pavements.
 Pavement Subsurface Drainage.
Design Recommendations

17. Design Recommendations
 Foundations:
 Spread Footings
 Driven Piles
 Drilled Shafts
 Micropiles

18. Design Recommendations
 Retaining Walls :
 MSE Walls
 Modular Block Wall
 Conventional Cantilever Walls
 Soldier Pile and Lagging Walls

19.  Pile Installation.
 Site Preparation.
 Fill Compaction.
 Foundation Excavations.
 Erosion Protection.
 Construction Dewatering.
General Construction Procedures
and Recommendations

20.  How much time do I have ?
 How much money do I have ?
 What is the likelihood that this site has
been previously developed?
 Can I save money later by spending it now?
Evaluation Factors

21.  Higher Up-Front cost generally means less
likelihood for Claims.
 Lower Up-Front cost + shorter schedule
generally means higher likelihood for
Claims.
Most Cost Efficient

22. QUESTIONS
Malek Smadi, Ph.D., P.E.
Principal Engineer - GEOTILL - Fishers,
Indiana
msmadi@geotill.com - www.geotill.com