4913 ELM ST 2023-12-27 - Laserfiche WebLink

E N V I R OTA N K LLC Standard Operating Procedures ENVIROTANK 360-661-8896 1521 Silver Fir Dr. Camano Island, WA 98282 Objective • Remove residential heating oil tanks. • Remediate contaminated soil from leaking UST. • Install a bioremediation if needed. • Dispose of tanks and complete a tank decommissioning report . Responsibilities, authorities, and safety protocol • Must have an ICC certified project overseer on site. • Establish a perimeter for excavation site. • All utilities must be marked by a location company. • Standard safety gear includes hard hat,work boots and gloves. • Notify local fire marshal to witness tank removal when necessary(city regulations vary). • Have all required permits on site and up to date. Procedure • Locate underground oil tank with metal detection device and tank depth and directional tools. • Pump all liquids and triple rinse the tank. • Set up construction fencing around project. • Call any utility companies to disconnect if applicable. • Dig down and expose the tank while observing and protecting the surrounding areas. • Inert the tank with CO2 per size of the tank. (1.51b per 100 gallons) • Remove the tank from the pit and wrap tank if it has leaked before hauling it away. • With the excavator,take soil samples on the bottom of the pit to check for tank leakage. • If contamination is evident,then further remediation must take place. • Excavate contaminated soil and haul it to incineration. • Take final samples and document levels for tank decommissioning report. • Back fill and compact soil as needed to restore environment to natural state. • Complete decommissioning report and file it with local city hall for records. Documents completed must be filed with main office for company records.