We provide assessment reports and expert testimony for buildings damaged by:

• Fire
• Water
• Blasting
• Excessive overburden
• Construction flaws
• Errors in construction procedures
• Structural design errors
• Vibration/impact by construction vehicles
• Frost heave & adfreeze
• Soil settlement
• Excessive wind, snow & live loads
• Improper temporary shoring
• Thermal effects
• Contact between incompatible materials
• Erosion, ice damage
• Decay, pests
• Chemical attack
• Vibration & fatigue
• Vandalism & abuse

We provide complete services for pre-construction surveys, seismic monitoring and post-construction surveys. Our assessments have been applied to:

• Residential buildings
• Industrial/Commercial buildings
• Institutional buildings
• Historic buildings
• Recreational buildings
• Towers
• Retaining walls
• Culverts, small bridges
• Parking garages
• Tanks
• Temporary works

Expert Testimony

A-D Engineering Group Ltd. possesses expert knowledge and experience in many fields of structural analysis, design and construction. As a result, we are frequently called upon to investigate and provide opinions on failures or behavioral problems which have occurred due to design or construction errors and deterioration of existing structures such as alleged damage caused by vibrations of nearby road or construction work as well as disputes regarding the quality of work by contractors.

A-D Engineering provides full detailed reports summarize our investigation, observations, and opinions regarding these matters as well as provide recommendations and outline procedures for remedial work. In addition, members of A-D Engineering will often make appearances as an expert witness for arbitration or litigation.