Abstract
This advice note describes the functions and performance requirements of retro-reflective traffic signs and supersedes TA/1/78 and TD/1/78. It also supersedes Appendix 1 to Chapter 11 of the Traffic Signs Manual.
This advice note describes the functions and performance requirements of retro-reflective traffic signs and supersedes TA/1/78 and TD/1/78. It also supersedes Appendix 1 to Chapter 11 of the Traffic Signs Manual.
London, Department of Transport, 1981, 19 p.; Advice Note ; TA 19/81
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