Samuel Innocent Kofi Ampadu
The researcher's work is centered around advancing understanding in geotechnical engineering through an interdisciplinary approach that integrates pavement performance evaluation with geomechanical principles. Utilizing sophisticated methodologies such as dynamic cone penetration index testing, electrical resistivity studies, and artificial neural network models, the researcher explores how materials like natural fibers and geotextiles influence soil behavior and pavement characteristics. This research spans themes including underground structures, pavement engineering, geophysical methods, financial risk modeling, logistics, and material processing. The focus is on developing innovative solutions for road construction challenges using advanced analytical techniques to enhance pavement durability and safety across various technical domains.
Faculty Biography
Ing. Prof. Ampadu is an educator, researcher and a practising engineer with over 37 years experience of teaching various engineering courses to both undergraduate and postgraduate engineering students at KNUST. Prof. Ampadu has held various leadership roles in the University, including Head of the Civil Engineering Department and the Provost of the College of Engineering, providing leadership for the College and coordinating the activities in the different academic departments. It was under his leadership that the Pre-Engineering Programme was designed and executed for foreign students who needed a more solid foundation to succeed in their engineering programme. He was the Consultant that designed the Civil Engineering Programme at Central University. Prof Ampadu has extensive experience in project management and in various institutional and research leadership positions. Prof. Ampadu has led teams of experts to successfully complete various short-term assignments including consultancies in a wide range of disciplines from geotechnical engineering to energy tariffs
Asphalt Pavement Performance Evaluation
Concrete and Cement Materials Research
Financial Risk and Volatility Modeling
Geology and Paleoclimatology Research
Geophysical and Geoelectrical Methods
Geophysical Methods and Applications
Geotechnical and construction materials studies
Geotechnical and Geomechanical Engineering
Geotechnical Engineering and Soil Stabilization
Geotechnical Engineering and Underground Structures
Grouting, Rheology, and Soil Mechanics
Innovations in Concrete and Construction Materials
Landslides and related hazards
Materials Engineering and Processing
Mining Techniques and Economics
Soil and Unsaturated Flow
Urban and Freight Transport Logistics
Experimental Study to Increase the Strength of Perlite Concrete using Flyash
Open AccessAssessing the Strength, Characteristics of Geopolymer Aggregate using Bottom Ash
Open AccessEvaluation of Durability and Microstructural Properties of Waste Foundry Sand as A Sustainable Alternative to M-Sand in Concrete Production
Open AccessA comparative study of error distributions in the GARCH model through a Monte Carlo simulation approach
Open AccessCompaction Verification of Lateritic Soil Using Electrical Resistivity: A Laboratory Study
The field compaction of lateritic pavement layers in a tropical environment
Open AccessConstruction and Monitoring of the Short-Term Strength Development of a Cement-Stabilized Lateritic Pavement Layer Under Tropical Climatic Conditions
The Potential of Quartzitic Rock for Use as Coarse Aggregates in Asphaltic Concrete
The effect of randomly distributed natural fibers on some geotechnical characteristics of a lateritic soil
Open AccessAssessing Relations Between Electrical and Geotechnical Properties of Sand-clay Mixtures Using Jonscher Fractal Power Law Model
Comparison of Geotechnical Behavior of Muzaffarpur Soil with Locally Available Fly Ash
Deriving SPT N-Values from DCP Test Results: The Case of Foundation Design in a Tropical Environment
A laboratory study of horizontal confinement effect on the dynamic cone penetration index of a lateritic soil
Exploring the techno-economic feasibility of mine rock waste utilisation in road works: The case of a mining deposit in Ghana
The influence of water content on the Dynamic Cone Penetration Index of a lateritic soil stabilized with various percentages of a quarry by-product
A comparison between the life cycle cost of gravel and of bituminous surfacing options for feeder roads in Ghana
THE USE OF RESISTIVITY MEASUREMENT TO AID IN INTERPRETING BOREHOLE LOG IN SITE INVESTIGATION
Artificial neural network and statistical models for predicting the basic geotechnical properties of soils from electrical measurements
Laterite - A Stable or Unstable Tropically Weathered Soil?
Mechanical behavior of microfine cement grouted sands
Correlation between the dynamic cone penetration index and the Falling Weight Deflectometer-determined subgrade resilient modulus
Groutability and effectiveness of microfine cement grouts
Installation damage of nonwoven polypropylene geotextiles
Model tests for bearing capacity in a lateritic soil and implications for the use of the dynamic cone penetrometer
Open AccessModel tests for bearing capacity in a lateritic soil and implications for the use of the dynamic cone penetrometer
A Laboratory Investigation into the Effect of Water Content on the CBR of a Subgrade soil
The Loss of Strength of an Unsaturated Local Soil on Soaking
The Dynamic Cone Penetrometer in Compaction Verification on a Model Road Pavement
A correlation between the Dynamic Cone Penetrometer and bearing capacity of a local soil formation
Open AccessUndrained behaviour of kaolin in torsional simple shear
Department of Civil Engineering
Kwame Nkrumah University of Science and Technology