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Residential Decking Groundscrew

StopDigging's groundscrew system is a highly efficient, zero waste solution for residential decking and boardwalk foundations.

Key Features
  • Groundscrew piles are equivalent to a standard NZ3604 pile foundation solution
  • Each works as a cantilever pile, and can also be extended and braced if required to support high level deck structures
  • Installation is very fast with minimal ground disturbance and zero waste
  • Groundscrews hold load instantly so can be built on straight after installation
NZ-Owned Business
NZ-Owned Business
Scope of Use

Groundscrews are suitable for all types of decking and boardwalk structures, whether within the scope of NZ3604, or within specifically designed structures.   They are also suitable for use with proprietory aluminium and steel subfloor structures.

In accordance with our CodeMark certification, groundscrews are suitable for use in all corrosion and earthquake zones in New Zealand.

Limitations on Use

Groundscrews are suitable to support all types of structures, including timber, aluminium and steel framing for decks and boardwalks.

The StopDigging groundscrew system is installed nationwide by Stop network of certified Regional Partners.

NZS 3604 Corrosion Zone D suitable
Corrosion Exposure Zone D
NZS 3604 Earthquake Zone Very High suitable
Very High Earthquake Zone
NZS 3604 Wind Zone Extra High suitable
Extra High Wind Zone
NZS 3604 Wind Zone Specific Design suitable
Specific Design Wind Zone
Statement of Building Code Compliance

The StopDigging groundscrew system is certified with a CodeMark certificate and complies or contributes to (where used as part of a system) the following performance clauses of the New Zealand Building Code:

  • B1 Structure: B1.3.1, B1.3.2, B1.3.3 (b, f, g, h), B1.3.4
  • B2 Durability: B2.3.1 (a), B2.3.2 (a)
  • F2 Hazardous building materials: F2.3.1

See CodeMark Certificate CMNZ10132 for full information.

In-Service History

StopDigging have completed thousands of projects around New Zealand since 2017.  

The network of StopDigging companies around the world have installed hundreds of thousand of ground screws for a variety of applications in Europe, USA, Canada and Australia and the South Pacific.

B1 Structure compliant
B2 Durability compliant
Technical/Design Manual


StopDigging! Deck Design Guide
StopDigging! Design Guide


Design Pathway


CodeMark: StopDigging! Ground Screw Foundation System

CMNZ70132 (Version: Aug 2023)

The StopDigging groundscrew foundation system is a CodeMark certified and highly sustainable pile system for multiple applications.

Product Enquiries

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