Excavation Dewatering with Chemical Injection
- Chemical ﬂocculant and coagulant injection system prior to weir tanks for micro and macro suspended solids removal
- 100,000 gallons of inﬂuent storage/clariﬁcation with manifold plumbing and ﬂoat controlled automatic pump-out
- Sand ﬁltration down to 25 microns with automatic backwashing followed by 1-micron bag filtration
- MWT-10K2 mobile water treatment system with a zeolite & activated carbon layered bed for metals and organics removal followed by a second stage carbon polish- plumbed with dedicated backwash piping to allow for turn-key adsorber bed maintenance
Global Treatment Solutions was contracted to design and build a temporary treatment system to meet NPDES permit discharge criteria, and capable of processing up to 400,000 gallons of BTEX and lead impacted groundwater per day with a peak ﬂow of 660 GPM for a period of 8 weeks.