| 3 | 4.8 | Amendment | • Added a requirement for the estimated queue length to be a minimum of one average plus one heavy vehicle. Part vehicle lengths are not to be used for calculating the queue length estimate. |
| 4.8.3 | Amendment | • Reviewed text and added the requirements from MRTS02 Provision for Traffic for end-of-queue risk control measures. |
| 5.5 | Amendment | • Updated reference for additional guidance on supplementary devices to reduce speed. |
| 5.5.1 | Amendment | • Replaced "within" with "between" in two locations in Table 5.5. • Added guidance when it is not practicable to duplicate speed signs. |
| 5.5.4 | Amendment | • Adjusted the requirements for using speed enforcement signs at roadworks sites where there is no active speed enforcement. |
| 5.9.1 | Amendment | • Clarified that the distances between tapers in Table 5.8 is a recommended distance. • Clarified the terminology of controlled and uncontrolled legs when considering the distance from a merge taper to an intersection. • Added Figure 5.9.1(c). |
| 6 | 6.5 | Amendment | • Correction to section heading title. Changed from "Positioning of devices" to "Positioning of signs and devices" to match AGTTM. |
| 6.8 | Amendment | • Clarified by removing "or distance" from the text. |
