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ZDI provides rope access rigging, lifting, positioning, steel erection, fabric installation, netting, signage, and specialty installation support for difficult-access projects.

Rigging + Installation

Specialized rigging, lifting, positioning, and installation for elevated and difficult-access areas.

Specialized rigging and controlled lifting for equipment and materials in complex or restricted-access locations.

Rigging & Lifting

Rope access support for positioning, connecting, and installing structural steel in difficult-access environments.

Steel Erection

Specialized installation and tensioning support for architectural membrane roofs, canopies, and tensile structures.

PTFE / ETFE / PVC Installation

Installation, inspection, maintenance, and removal of suspended, rooftop, bird, fall-arrest, debris, and rockfall netting systems.

Netting Systems

Controlled bolting, torquing, and tensioning for elevated structural, piping, and equipment connections.

Torquing & Tensioning

Field fabrication, assembly, modification, and installation support directly at elevated work locations.

Fabrication & Assembly

Rigging and access support for stadium, event and entertainment environments.

Entertainment Rigging

Difficult-access installation and removal of signs and advertising banners.

Sign & Banner Installation
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