❓ Hon Ken Travers asks about the standard used by Main Roads WA for determining the termination point of auxiliary lanes entering freeways, specifically regarding the Roe Highway southbound lane. Main Roads WA confirms adherence to Austroads standards and that the Roe Highway merge taper meets these standards.
AnsweredQoN 6373Legislative Council
QuestionView source ↗
(1) What is the standard used by Main Roads WA to determine the termination point of an auxiliary lane (merging taper) when entering a freeway?
(2) Does the merging taper at the widened section of the southbound lane at Roe Highway meet —
(a) the Main Roads WA standard; and
(b) the Australian Standard?
(2) Does the merging taper at the widened section of the southbound lane at Roe Highway meet —
(a) the Main Roads WA standard; and
(b) the Australian Standard?
AnswerView source ↗
Answered
15 November 2012
Responded by
Minister for Finance representing the Minister for Transport
Response time
22 days
Main Roads WA
advises:
(1) Australian Standard for freeway entry ramp merges: Austroads publication "Guide to Road design - Part 4C - Interchanges".
(2)(a)-(b) It is assumed that the question relates to the merge taper of the Roe Highway to Kwinana Freeway southbound entry ramp and the answer is Yes.
Notice: This document is created or edited using unregistered or evaluation copy of rtLib valid for testing or development purposes only. To use it for productive or any other purposes please register it. You may purchase the license on
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advises:
(1) Australian Standard for freeway entry ramp merges: Austroads publication "Guide to Road design - Part 4C - Interchanges".
(2)(a)-(b) It is assumed that the question relates to the merge taper of the Roe Highway to Kwinana Freeway southbound entry ramp and the answer is Yes.
Notice: This document is created or edited using unregistered or evaluation copy of rtLib valid for testing or development purposes only. To use it for productive or any other purposes please register it. You may purchase the license on
http://www.rtlib.com
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