Pre Blast Inspections / Surveys
Pre / Post Construction Inspections / Surveys 

TI - 88 Compliance
Vibration Plans
Vibration and Sound Monitoring Studies

Manual Vibration Monitoring
Automatic / Wireless Vibration Monitoring
Well Water Testing
Radon Testing
Carbon Monoxide Monitoring
Crack Monitoring

Expert Testimony

HSI Services

Pre-blast / Pre-Construction Surveys & Seismic Monitoring in New York, New Jersey, New York City, Connecticut, maine, Massachusetts, New Hampshire, PA, California, NATIONWIDE 

 Drilling and Blasting  

Tunnel Work

Rock Hammering

Sheet and Pile Driving and Shoring      

All utilities, Gas Main,  Water, Sewer
Vibratory Compaction      

​General Excavation

Highway Construction and Widening                       

Line Drilling                           
​Rock Quarry Work           
Demolition and Rehab Projects 

                      (860) 805 - 7885

                    Projects We Serve




​  Corporate Office

             Scarsdale, New York           

Contact Info

Hartford Structural Inspections, LLC

59 Woodford Road

Scarsdale, New York 10583

phone (860) 805-7885



NATIONWIDE Pre blast surveys and seismic / vibration monitoring


  • Ongoing - LG HEADQUARTERS Pre Blast Surveys, Seismic Monitoring, Englewood Cliffs, NJ
  • Summer 2016 -  Subdivision - Surveys, Monitoring ; Mamaroneck and Scarsdale , NY            
  • June 2016 Water Tank and 3000' Public Water Line - Rockefeller Estate, Tarrytown, NY
  •  February thru June 2016 Pre - Blast Surveys for The Schoharie Dam Reservoir Project       

Welcome to Hartford Structural Inspections! (HSI)

HSI was founded in 1999 with the purpose of providing the highest standards of professionalism and proven scientific practices in Seismology. We provide High Definition Video pre blast inspections and 21st century seismic monitoring for all of  the East Coast including; Connecticut, New York, New Jersey, and Massachusetts, Maryland, Pennsylvania and nationwide. We help and advise all contractors, home and business owners during public or private projects that cause ground vibration. Our clients rely on us to protect and advise them during their excavation, site work, blasting, construction, or rehabilitation projects.  Our  services also include  pre and post construction surveys, carbon monoxide monitoring, sound studies and well water testing. Our technicians can be on site or install and maintain 24hour seismographs to monitor your job remotely using your computer or smartphone.

Please call or email us using our contact page