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AS 1742.4-1999

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Manual of uniform traffic control devices - Speed controls
Available format(s)

Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Superseded date

06-30-2017

Language(s)

English

Published date

01-01-1999

Preview

1 - AS 1742.4-1999 MANUAL OF UNIFORM TRAFFIC CONTROL DEVICES - SPEED CONTROLS
4 - PREFACE
5 - CONTENTS
6 - FOREWORD
7 - SECTION 1 SCOPE AND GENERAL
7 - 1.1 SCOPE
7 - 1.2 OBJECTIVE
7 - 1.3 REFERENCED DOCUMENTS
7 - 1.4 DEFINITIONS
7 - 1.4.1 Local area
7 - 1.4.2 Local street
8 - 1.4.3 Pace
8 - 1.4.4 Shall
8 - 1.4.5 Should
8 - 1.4.6 Speed limit
8 - 1.4.7 Speed zone
8 - 1.4.8 Traffic control device
8 - 1.4.9 Traffic route
8 - 1.4.10 85th percentile speed
9 - SECTION 2 SPEED MANAGEMENT
9 - 2.1 GENERAL
9 - 2.1.1 Objective and principles of speed management
9 - 2.1.2 General requirements
9 - 2.2 TYPES OF SPEED LIMIT
9 - 2.2.1 General speed limits
10 - 2.2.2 Speed zones
10 - 2.3 SPEED ZONE ESTABLISHMENT
10 - 2.3.1 General
10 - 2.3.2 Criteria to be considered in establishing speed limits
13 - 2.3.3 Procedure for determining speed zone values
14 - 2.3.4 Length of a linear speed zone
14 - 2.3.5 Buffer zones
14 - 2.3.6 Offset speed zones
15 - SECTION 3 SPEED LIMIT SIGNS AND MARKINGS
15 - 3.1 SPEED LIMIT SIGNS
15 - 3.1.1 General
15 - 3.1.2 Signs for linear speed zones and general speed limits
16 - 3.1.3 Signs for area speed zones
16 - 3.2 SIGN APPLICATION
16 - 3.2.1 General
17 - 3.2.2 General urban and general rural speed limits
17 - 3.2.3 Linear speed zones
20 - 3.2.4 Area speed zones
20 - 3.2.5 Buffer zones
20 - 3.2.6 Repeater signs
20 - 3.2.7 Sign size
20 - 3.3 CONFLICT WITH ADVISORY SPEED SIGNS
20 - 3.4 PAVEMENT MARKINGS
22 - 3.5 VARIABLE SPEED LIMITS
22 - 3.5.1 Need for variable limits
22 - 3.5.2 Means of displaying variable speed limits
23 - APPENDIX A - GUIDE TO THE DETERMINATION OF 85TH PERCENTILE SPEED AND PACE
23 - A1 GENERAL
23 - A2 DATA COLLECTION
23 - A2.1 Conditions for data collection
24 - A2.2 Sample size
24 - A3 DATA RECORDING
25 - A4 DATA ANALYSIS
25 - A4.1 85th percentile speed
27 - A4.2 15 km/h pace
28 - A5 INTERPRETATION OF RESULTS
29 - APPENDIX B - TRAFFIC AND ENVIRONMENTAL FACTORS DETERMINING SPEED LIMIT VALUES ON TRAFFIC ROUTES
29 - B1 GENERAL
29 - B2 ROADSIDE DEVELOPMENT
29 - B3 ROAD CHARACTERISTICS
29 - B3.1 Alignment
30 - B3.2 Road access
30 - B3.3 Road junctions and intersections
30 - B3.4 Road hazards
30 - B4 TRAFFIC CHARACTERISTICS
30 - B4.1 Traffic pattern
30 - B4.2 Pedestrians
31 - APPENDIX C - ILLUMINATION AND REFLECTORIZATION OF SIGNS
31 - C1 SCOPE
31 - C2 GENERAL
31 - C3 MEANS OF ILLUMINATION
31 - C4 MEANS OF REFLECTORIZATION
32 - APPENDIX D - INSTALLATION AND LOCATION OF SIGNS
32 - D1 SCOPE
32 - D2 UNIFORMITY OF LOCATION
32 - D2.1 General
32 - D2.2 Longitudinal placement
32 - D2.3 Lateral placement and height
32 - D3 SIGN ORIENTATION

Specifies the traffic control devices to be used for the regulatory control of traffic speed and gives guidance on how speed limits should be determined and applied in various situations. The Standard does not cover temporary speed limits, speed limits on freeway ramps, the use of advisory speed signs, or speed limits applicable to certain classes of vehicle or driver.

his Standard specifies the traffic control devices to be used for the regulatory control of traffic speed and gives guidance on how speed limits should be determined and applied in various situations. The Standard does not cover temporary speed limits, speed limits on freeway ramps, the use of advisory speed signs, or speed limits applicable to certain classes of vehicle or driver.NOTE: Speed matters excluded from this Standard are covered in the following references:(a) Temporary speed limits at road works - AS 1742.3.(b) Speed limits on freeway ramps - AS 1742.8.(c) Use of advisory speed signs - AS 1742.2.(d) Limits applicable to classes of vehicle or driver - State regulations.

Committee
MS-012
DocumentType
Standard
ISBN
0 7337 2361 6
Pages
27
PublisherName
Standards Australia
Status
Superseded
SupersededBy
Supersedes
UnderRevision

First published in part as part of AS CA14-1935.Revised and redesignated AS CE1-1946.Second edition 1960.Revised and redesignated AS 1742.1-1975.AS 1742.2 first published 1978.AS 1742.1-1975 and AS 1742.2-1978 revised, amalgamated and redesignated in part as AS 1742.4-1986.Second edition 1999. First published in part as part of AS CA14-1935. Revised and redesignated AS CE1-1946. Second edition 1960. Revised and redesignated AS 1742.1-1975. AS 1742.2 first published 1978. AS 1742.1-1975 and AS 1742.2-1978 revised, amalgamated and redesignated in part as AS 1742.4-1986. Second edition 1999.

AS 1742.3-1996 Manual of uniform traffic control devices - Traffic control devices for works on roads
AS/NZS 1906.1:2007 Retroreflective materials and devices for road traffic control purposes Retroreflective sheeting
AS 1742.10-1990 Manual of uniform traffic control devices Pedestrian control and protection
AS 1742.13-1991 Manual of uniform traffic control devices - Local area traffic management
AS 1742.8-1990 Manual of uniform traffic control devices - Freeways
AS 1742.2-1994 Manual of uniform traffic control devices - Traffic control devices for general use
AS/NZS 1906.1:1993 Retroreflective materials and devices for road traffic control purposes Retroreflective materials
AS 1742.3-2002 Manual of uniform traffic control devices - Traffic control devices for works on roads

AS 1742.1-1991 Manual of uniform traffic control devices - General introduction and index of signs
AS 2342-1992 Development, testing and implementation of information and safety symbols and symbolic signs (Reconfirmed 2013)
AS 1742.1 SUPP 1(INT)-2000 Manual of uniform traffic control devices General introduction and index of signs - Australian Road Rules supplement (Supplement to AS 1742.1-1991)
AS 1742.15-2007 Manual of uniform traffic control devices - Direction signs, information signs and route numbering
AS 1742.2-1994 Manual of uniform traffic control devices - Traffic control devices for general use
AS 1742.7-2007 Manual of uniform traffic control devices - Railway crossings
AS 1742.1-2003 Manual of uniform traffic control devices - General introduction and index of signs

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