Road traffic signs and internally illuminated bollards - Methods of test algolia-ignore Associated lifting devices and references

Associated lifting devices and references to chassis interfaces are also covered in this document

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BS EN 15316-4-2 covers heat pumps for space heating

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Road traffic signs and internally illuminated bollards - Methods of test algolia-ignore Associated lifting devices and referencesBS 873 was first published in 1939 in response to a request from the Association of Road Traffic Sign Makers, and was revised in 1959 and 1970. As a result of subsequent experience and the advent of new materials and methods of construction, it is being further revised to bring it up to date. This process will continue in future revisions. A sign normally consists of a legend carried by a sign face which may be of sheet or other applied material (e.