Civil Engineering Department

Geotechnical Engineering

• An Experimental Study on Control works for the Lateral Spreading of Soils behind a Box-Caisson-Type Quaywall
• Development of the MGF Method and Application to Tunnels in Shallow Ground with Little Cohesion

Engineerring Geology and Rock Mechanics

• Solute Transport Technique for a Rock Mass
• Reflection Tomography Method for 3D-Prediction of Geological Conditions Ahead of a Tunnel Face

Structural and Aseismic Technology

• Vibration Characteristics of PC Extradosed Bridges by Vibration Tests
• Development of a New Precast Segmental PC Pier
• Experimental Study of a New Joint in Prestressed Concrete Composite Bridges with a Steel Truss Web
• Seismic Response Analysis of a Long-Span Composite Cable-stayed, Concrete-Filled Tubular Girders
• Wind-Induced Response of a Long-Span Cable-stayed, Concrete-Filled Tubular Girders
• Static Bending Tests of a Composite Girder with Concrete-Filled Steel Tubes for a Long-Span Cable-Stayed Bridge
• Experimental Study on the Seismic Performance of Prestressed Concrete Columns

Materials and Construction Systems

• Evaluation of Thermal Stresses of Asphalt Mixtures
• A Study of Polypropylene Short-Fiber Reinforced Concrete
• Reproduction of Ancient Cementitious Material Used in China 5000 Years Agos

Building Engineering Department

Soil and Foundation Engineering

• Characteristics of Subgrade Reaction of Piles in Liquefied Soil
• Development and Application of a Lateral Stress Cone

Structural and Aseismic Technology

• Punching-Shear-Reinforcing Method for Reinforced Concrete Flat Plate Structures
• Structural Capacities of Precast RC Frames for High-Rise Buildings
• Effective Horizontal Haunch Length of Beam-to-Box Column Connections

Construction Systems and Materials

• Study on Cooperative Production Support Methods of Procurement Members for Precast-Concrete Construction
• Development of Artificial Aggregates Made from Coal Ash and Properties of Concrete Using These Aggregates
• Development of Super Light-Weight Concrete for Structures (Part 2)

Building Environment

• Propagation Characteristics of Ground-Foundation by Train Vibrations
• Power Generation Characteristics of a Photovoltaic (PV) System in Inhomogeneous Building Conditions
• Comparison of Various Ventilation Systems Using a Long-Term Evaluation Method for Energy Consumption, Indoor Air Quality and Thermal Environment

Environmental Engineering Department

Marine and Water Environment

• Observations of the Thermal Environment of Bottom Sediment in Tidal Flat Estuaries
• Development of Evaluation Techniques for the Turbidity of Coastal Waters by Analysis of Satellite Image Data and by Numerical Simulation

Soil Environment

• Bioremediation of Soil Contaminated by Oil (Part 2):
  Pilot-scale Test for Bioremediation of Crude-Oil-Contaminated Soil

Bio-Environment

• Sowing and Growth of Sports Turf in Winter Using a Soil Environment Control System

Environmental System

• Combined System of Thermophilic Methane Fermentation of Garbage and Fuel Cell Power Generation
• Model of Planetary Boundary Layer to Estimate Typhoon Wind Speed and Direction

Advanced Technology Department

Earthquake Motion and Wind Climate

• Evaluation of the Effect of Micro-Topography on Design Wind Velocity
• Revision of the Strong-Motion Attenuation Relation Based on Californian Strong-Motion Records
• Simple Method for Stress of a Pile in an Embedded Foundation
  During Earthquakes Based on a Sway-Rocking Model
• Characteristics of Surface Motion on Irregular Topography During Large Earthquakes
• Characteristics and Evaluation of Vibration-Induced Wind Forces on Square Prisms with Wind Directions
• Seismic Proving Test of a Reinforced Concrete Containment Vessel (RCCV)
  Part 1.　Outline of the Test, Results from Small Acceleration Excitations and Analysis Method for Observed Data
• Assessment of Strong Ground Motion of Level 2 for the Aseismic Design of the Kisogawa Bridge Assuming an Active Fault
• Seismic Behavior of a Shield Tunnel across an Active Fault
• Source Characteristics of the 1923 Kanto Earthquake Inferred from Long-Period Strong Motion Data

Vibration Control

• Mechanical Characteristics of Laminated Rubber Bearings under Tensile Forces
• Low Cycle Fatigue of a Steel Plate Damper with Honeycomb-shaped Openings
• A Macroscopic Model for Predicting the Large-Deformation Behaviors of Laminated Rubber Bearings

Mechatronics

• Theoretical Analysis of a Frequency-selective Shielding Film
• Calculation Method for the Transmission and Reflection Losses of a Radio-Wave-Shielding Wall
• Development of Recycled Concrete Using Demolished Concrete as Coarse Aggregate (Part 2)

Risk Assessment

• A Study on Decision-Making Support Systems for Earthquake Disaster Prevention Countermeasures
• A Seismic Risk Assessment Method Considering the History of Fault Activity and Application to Seismic Risk Assessment
• Temperature Decrease of a Ceiling Jet in a Tunnel Fire
• An Experimental Study of Escaping Flames of a High-Rise Building
• A Method for Evaluating Allocation of Hospitals Using Cost-Benefit Analysis
• Theoretical Analysis for the Equilibrium State of Membrane Structures with a Slide between the Cable and Membrane Elements

Civil Engineering Department

Geotechnecal Engineering

• Liquefaction and Cyclic Deformation Properties of Chemically Grouted Sand

Building Engineering Department

Building Environment

• Reconstruction of a Dome over an Existing Stadium Using the MRAD Roof Method
• Countermeasures to Reduce Chemical Pollutants from Interior Building Materials for Housing
• Room Acoustics of Sapporo Media Park

Advanced Technology Department

Earthguake Motion and Wind Climate

• Characteristics of Fault Heterogeneity Inferred from Inversion Fault Models