Factsheet 13c – September 2005

Towing and trailers (full, semi, simple, pole, A- and B-train)

What's in this factsheet?

This factsheet outlines dimension requirements for these classes of trailer:

• TA (0 to 0.75 tonnes)
• TB (0.75 to 3.5 tonnes)
• TC (3.5 to 10.0 tonnes)
• TD (over 10 tonnes).

It also outlines the requirements for heavy vehicles towing trailers or other vehicles (including A-train and B-train combinations).

How to use this factsheet

First, read the:

• general towing requirements, and
• general trailer requirements.

Then read the relevant requirements from the list below:

• full trailers
• semi-trailers
• simple trailers
• pole trailers
• heavy vehicles towing two trailers (including A-train and B-train combinations).

Other factsheets and information

• If your trailer or its load exceed any standard dimension limit, read Factsheet 53, Overdimension vehicles and loads.
• If you're looking for information on light simple trailers (caravans, boat trailers, small trailers etc), read Factsheet 13d, Light simple trailers.
• Factsheets 13 to 13e deal with vehicle dimensions and mass.
  Factsheet index
• You may also wish to read:
  • Land Transport Rule 41001 Vehicle Dimensions and Mass 2002
  • Land Transport Rule 41001/1 Vehicle Dimensions and Mass Amendment 2005.

Contact us

• Email us: info@nzta.govt.nz.
• Phone our contact centre: 0800 699 000.
• Write to us at: NZ Transport Agency, Private Bag 6995, Wellington 6141.