Challenge
Emergency Response Call-out to depressurize a 13 mile long section of 12 inch pipeline containing butadiene. Required to line depressurize from 250 PSIG to 0 PSIG. Envent engineered and was on-site within 2 hours, in the middle of the night.

Solution
Envent engineering team deployed 2 EMECS 42 Units and depressured the line.

Benefit
The project was completed without incident. Envent received commendation from the project manager.