Skip to main content
Indiana Harbor and Canal
Dredging and Disposal Project
Return to Reports

Air Monitoring Alarm Response

Air Monitoring Instrument
Thermo Scientific Model 5030 Sharp Monitor
Date and time of alarm
4/25/2024 11:30 AM
to
6:15 PM
checked
Active contracting onsite
Air monitoring station
checked
AM2
Alarm was caused by
checked
Other:
Unknown
Name of technician who responded to the alarm
Blank.
Was an email sent to the site technician?
Blank.
Were dredging or construction occurring during the alarm?
Blank.
Were corrective actions taken?
checked
Yes
Date of actions taken
Blank.
Corrective actions taken
checked
Calibration completed
Description of action taken
A) It is unknown what is causing the high particle reads. The air units were checked and calibrated. No deficiencies were found during inspection.
B) Current construction with the dike project has increased semitruck traffic on the site delivering building materials. Although dust control measures are in place to spray the roads with water occasionally areas dry up allowing dust from traffic.
C) USACE working outside of fence cleaning sidewalk and bridge sloop of dust and debris
D) Air units are checked and calibrated once a week.