MiTek® Z4 Tie-Down System
- Abbreviation
- Appraisal number 1228 (2023)
- Valid from
- 10/08/2023
- Information provider
- BRANZ Limited,
- Information type
- BRANZ Appraisal,
- Format
- PDF,
Description
The MiTek® Z4 Tie-Down System is a hold down anchor system to transfer overturning and uplift tension forces resulting from earthquake and wind loading, to the foundation.
It consists of:
- MiTek® Z4 All Threaded Rods,
- MiTek® Z4 CNX-Series Cinch Nuts,
- Couplers,
- MiTek® Z4 Bearing Plate Washers, and
- Anchor Ties.
Scope
1. The MiTek® Z4 Tie-Down System has been appraised for use as a component of the bracing system in multi-storey timber-framed buildings complying with the NZBC.
2. Installations are subject to Specific Engineering Design (SED) and supervision by a Chartered Professional Engineer.