Standard
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AS 1742.3:2019
[Current]Manual of uniform traffic control devices, Part 3: Traffic control for works on roads
AS 1742.3 2019 sets out requirements for the principles relating to devices used for the control of traffic for works on roads. It specifies the traffic control measures and devices to be used to warn, instruct, and guide road users in the safe negotiation of work sites on roads including unsealed roads and footpaths.
Published: 11/12/2019
Pages: 98
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Normative references
1.3 Terms and definitions
1.4 Responsibility for safety at work sites
2 Traffic management plans
2.1 General
2.2 Preparation of traffic management plans
3 Traffic guidance scheme
3.1 General
3.2 Preparation of traffic guidance schemes
3.3 Implementation of traffic guidance schemes
3.4 Creating a temporary speed zone
3.4.1 General
3.4.2 Requirements and recommendations
3.4.3 Duration
3.4.4 Advance warning of temporary speed zones (buffer zones)
3.4.5 Temporary speed zone
3.4.6 Temporary offset speed zones
4 Function, description and use of standard signs and devices
4.1 Functions of devices
4.2 Selection and use
4.2.1 General
4.2.2 Multi-message signs
4.2.3 Delineation
4.2.4 Night conditions
4.2.5 Adjustment to existing devices
4.2.6 Covering of signs and devices
4.2.7 Safety barriers
4.2.8 Vehicle size and load restrictions
4.3 Installation and removal
4.3.1 Condition of devices
4.3.2 Positioning of devices
4.3.3 Setting out of devices
4.3.4 Orientation of sign
4.3.5 Inspection
4.3.6 Public awareness
4.3.7 Removal
4.4 Format and size of signs
4.4.1 Format of signs
4.4.2 Retroreflective material
4.4.3 Sign sizes in the T Series (excludes multi-message signs)
4.4.4 Sign panel sizes in the TM Series (for use in multi-message sign frames)
4.5 Sign mountings
4.5.1 General
4.5.2 Multi-message sign frame
4.6 Signs and devices for work site approaches and departures
4.6.1 General
4.6.2 ROADWORK AHEAD (T1-1, TM1-1, T1-31), ROADWORK X km AHEAD (T1-16)
4.6.3 BRIDGEWORK AHEAD (T1-2, TM1-2), BRIDGEWORK X km AHEAD(T1-29)
4.6.4 ROAD PLANT AHEAD (T1-3-1, TM1-3-1, T1-3-2, TM1-3-2), GRADER AHEAD (T1-4, TM1-4)
4.6.5 Workers (symbolic) (T1-5, TM1-5)
4.6.6 ROADWORK NEXT X km (T1-24)
4.6.7 ROADWORK ON SIDE ROAD (T1-25, TM1-25), ROAD PLANT ON SIDE ROAD (T1-27, TM1-27)
4.6.8 NEXT X km (T1-28, TM1-28)
4.6.9 SIDE ROAD CLOSED (T1-32, TM1-32)
4.6.10 END ROADWORK (T2-16, T2-17, TM2-17)
4.7 Signs and devices for regulatory control of traffic
4.7.1 General
4.7.2 Manual control
4.7.3 Sign control, single lane operation
4.7.4 Traffic signal control
4.7.5 Boom Barrier
4.7.6 Temporary speed limits
4.8 Detour signs
4.8.1 DETOUR AHEAD (T1-6, TM1-6)
4.8.2 END DETOUR (T2-23, TM2-23)
4.8.3 DETOUR (T5-1, TM5-1)
4.8.4 Detour marker (T5-6, TM5-6A)
4.8.5 LOW BRIDGE AHEAD ... m, HIGH VEHICLES DETOUR (G9-3) LOAD LIMIT ON BRIDGE ... t, HEAVY VEHICLES DETOUR (G9-4)
4.8.6 DETOUR FOR ... VEHICLES (G9-5)
4.8.7 Two-way Traffic (W4-11, T2-24, TM2-24)
4.8.8 All Traffic Turn (R2-14, RM2-14)
4.8.9 No Left Turn [R2-6(L), RM2-6(L)], No Right Turn [R-6(R), RM2-6(R)], NO ENTRY (R2-4, RM2-4)
4.8.10 LOCAL TRAFFIC ONLY (G9-40-2, GM9-40-2)
4.9 Road condition signs
4.9.1 Slippery, (T3-3, TM3-3), SOFT EDGES (T3-6, TM3-6), ROUGH SURFACE (T3-7, TM3-7), Loose Stones (T3-9, TM3-9), GRAVEL ROAD (T3-13, TM3-13), LOOSE SURFACE (T3-14, TM3-14)
4.9.2 Advisory Speed signs (T3-16, TM6-16)
4.9.3 NEW WORK, NO LINES MARKED (T3-11, TM3-11) NO LINES DO NOT OVERTAKE UNLESS SAFE (T3-12, TM3-12) NO LINES DO NOT OVERTAKE (G9-89, GM9-89)
4.10 Signs and devices for road and lane closures
4.10.1 Signs
4.10.2 Barricades
4.11 Devices for delineating and indicating the travelled path
4.11.1 Traffic cones and temporary bollards
4.11.2 Roadworks temporary guideposts
4.11.3 Temporary Hazard markers (T5-4, T5-5, T5-7)
4.11.4 Pavement markings
4.11.5 Raised retroreflective pavement markers
4.11.6 Temporary kerbing
4.12 Containment fences and road safety barrier systems
4.12.1 Containment fences
4.12.2 Longitudinal channelizing devices
4.12.3 Road safety barrier systems
4.12.4 Temporary crash attenuators
4.13 Lamps
4.14 Vehicle-mounted signs and devices
4.14.1 Vehicle-mounted warning device
4.14.2 Illuminated flashing arrow sign
4.14.3 Supplementary vehicle-mounted signs
4.14.4 Variable message signs
4.14.5 Truck-mounted and trailer mounted crash attenuator
4.15 Roadwork pilot vehicle
4.16 BLASTING WORK signs
4.17 Signs and devices for managing pedestrians
4.18 Signs and devices for managing cyclists
4.19 Signs and devices for vehicle height and mass restrictions
4.20 Other signs and devices
4.20.1 General
4.20.2 Antiglare screen
4.20.3 Work site screens (anti-gawking or anti-debris screen)
4.21 High-visibility clothing for work personnel
4.22 Variable message signs used at roadworks
4.22.1 General
4.22.2 Application
4.22.3 Message screens
Appendix A
A.1 Scope
A.2 Development of further multi-message signs
A.3 List of additional multi-message sign panels
Appendix B
Bibliography
Cited references in this standard
[Current]
Design for access and mobility, Part 1: General requirements for access - New building work
[Current]
Manual of uniform traffic control devices, Part 2: Traffic control devices for general use
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