Biogas Engineering for Reliable, Efficient Infrastructure

We provide structural engineering for membrane, steel and cable structures in biogas applications — from structural calculations and detailed engineering to fabrication-ready documentation.

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What We Engineer


Structural engineering for membrane, steel and cable structures used in biogas applications — from structural calculations through detailing and fabrication-ready documentation.

Membrane Structures

Structural calculations, detailing and shop drawings for membrane structures used in biogas applications.

Steel Structures

Structural calculations, detailing and shop drawings for supporting steel structures and components.

Cable Structures

Structural design, detailing and shop drawings for cable-supported structural systems.

Engineering Services


From structural calculations to fabrication-ready documentation, ZAPF Engineering provides the technical engineering required to turn complex structural concepts into buildable solutions.

Structural Calculations

Structural calculations and verification for membrane, steel and cable structures, based on project-specific loads, geometry and structural requirements.

Detail Engineering

Detailed engineering of membrane, steel and cable structures, translating structural concepts and calculations into practical, buildable solutions.

Shop Drawings

Fabrication-ready shop drawings for membrane, steel and cable structures, providing the technical detailing required for manufacturing and assembly.

From Concept to Fabrication


We support projects from structural concept development through calculations, detailed engineering and fabrication-ready documentation — providing a clear technical path from design intent to buildable structures.

Concept & Structural Design

Development of structural concepts for membrane, steel and cable structures, considering project-specific geometry, loads and technical requirements.

Calculation & Detail Engineering

Structural calculations and detailed engineering that translate approved concepts into technically defined, buildable structural solutions.

Fabrication Documentation

Preparation of fabrication-ready drawings and technical documentation for membrane, steel and cable structures, supporting efficient manufacturing and assembly.