HDPE caisson fabrication

Caisson Fabrication & Fusion Services

HDPE Caissons Built to Withstand Pressure, Time & Compliance

Plastic Fusion Fabricators specializes in caisson fabrication and field caisson fusion services for industrial, municipal, and environmental applications. We build precision-engineered HDPE caissons designed for deep-well access, leachate collection, stormwater control, and underground containment.

Whether you’re speccing out a vertical riser or replacing a failing concrete structure, our custom fabrication caisson solutions deliver leak-tight durability and fusion-ready performance.

Custom HDPE Caisson Fabrication

Our shop builds fully customized HDPE caissons with:

• Diameters from 18” to 60”+

• Integrated sumps, access risers, and cleanouts

• Reinforced bases, lifting eyes, and field connection points

• Vent piping, ports, and gasketed lids if needed

• Ready for in-field butt fusion or mechanical installation

We work to your drawings or collaborate on design—ensuring exact fit, chemical compatibility, and site-specific functionality.

Caisson Fusion Services

Our certified technicians provide caisson fusion in the field, using:

• Butt fusion for vertical-to-horizontal transitions

• Electrofusion collars for tight-access connections

• On-site fit-up, anchoring, and system tie-ins

• Full QA/QC, weld logs, and testing available

From landfills and leachate systems to tank farms and process pits, we fuse caissons that perform under pressure and meet inspection without fail.

Why Plastic Fusion for Cassion Fabrication?

• 30+ years of HDPE fabrication & field fusion

• Fully integrated caisson fabrication and installation support

• Nationwide mobilization & fast turnaround

• SPCC, Subtitle D, and ASTM compliance built in

• Trusted by top landfill, utility, and EPC contractors

📞 Need a custom-fabricated caisson or on-site fusion support?
Plastic Fusion Fabricators delivers HDPE caisson fabrication and fusion that stands up to the toughest containment jobs.