AS 2809.3:2021

$125.14

Road tank vehicles for dangerous goods, Part 3: Road tank vehicles for compressed liquefied gases

Specifies requirements for the design, construction, and inspection and testing of road tank vehicles for the transport of compressed liquefied gases by road. Complementary to AS 2809.1

Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Objective
1.3 Application
1.4 Normative references
1.5 Terms and definitions
1.6 New designs and innovations
2 Tanks, accessories and components
2.1 General
2.1.1 Tank design
2.1.2 Components required
2.1.3 Suitability
2.1.4 Valves
2.1.5 Tanker loading connections
2.1.6 Tank identification
2.2 Protection against escape of cargo
2.2.1 Valve systems
2.2.1.1 General
2.2.1.2 Liquid in/out flow opening
2.2.1.3 Liquid in flow only opening; pump bypass return or top fill connection
2.2.1.4 Vapour connections opening
2.2.1.5 Tubing supplying air actuated valves
2.2.2 Pipeline shut-off valve
2.2.3 Outlet protection
2.2.4 Control of tank quick-closing valves
2.2.5 Excess-flow valves
2.2.6 Installation of excess-flow valves
2.3 Safety valves
2.3.1 Provision of safety valves
2.3.2 Installation
2.3.3 Hydrostatic relief valves
2.4 Contents gauges
2.4.1 General
2.4.2 Fixed liquid level gauges
2.4.3 Variable contents gauges
2.4.4 Gauge bleed hole
2.4.5 Marking
2.5 Other Gauges
2.5.1 Pressure gauge
2.5.2 Temperature gauge
2.6 Manual shut-off valves
2.7 Pipework and pipe fittings
2.7.1 Design
2.7.2 Joints
2.7.3 Testing of pipework
2.7.4 Flexible pipe connections
2.7.5 Bleed valves
2.8 Pumps and compressors
2.8.1 Suitability
2.8.2 Pressure limitation
2.8.3 Pumps
2.8.4 Compressors
2.8.5 Location of controls
2.9 Transfer hoses and hose couplings
2.9.1 Transfer hose
2.9.2 Hose assembly testing
2.9.3 Protection of hoses
2.9.4 Cargo transfer protection
3 Flammable gases
3.1 Valves
3.2 Pumps
3.3 Transfer hose
3.4 Transfer hose couplings
3.5 Electrical bonding and earthing
3.5.1 Electrical bonding
3.5.2 Earthing point
3.6 Hazardous area classification
4 Anhydrous ammonia road tank vehicles
4.1 Valve material
4.2 Transfer hose
4.3 Transfer hose coupling
4.4 Temperature gauge
5 Inspection and maintenance
6 Chlorine road tank vehicles
Appendix A
Appendix B
B.1 General
B.2 Classifications
Bibliography

Cited references in this standard
Content history

[Superseded]

DR AS 2809.3:2020

Please select a variation to view its description.

Published

28/05/2021

Pages

17

Please select a variation to view its pdf.

AS 2809.3:2021
$125.14