Description

This standard defines the requirements for constructing earth walls in New Zealand, ensuring compliance with the Building Code for strength and durability.

It covers adobe, rammed earth, cob, and other techniques, providing updated material tests, maintenance, and surface finishes.

The standard provides a vital, evidence-based, and updated framework for designers, builders, and owners to safely use earth as a sustainable, low-embodied energy building material, ensuring high-quality, durable results.

Scope

This standard covers materials, testing, and workmanship for earthen buildings, used in conjunction with NZS 4297 (Engineering Design) or NZS 4299 (Non-Specific Design).

It sets out requirements to ensure earth walls meet New Zealand Building Code standards for durability and safety.

The standard includes simplified, low-cost on-site tests to verify the strength and durability of materials.

Updated Content: The 2020 revision includes provisions for earth floors, earth and lime surface coatings, and updated earthquake performance data.
Workmanship: Defines quality requirements for construction to ensure structural integrity.