Pengetahuan
02 SIARAN
AASHTO M249 Explained: What the US Thermoplastic Standard Actually Requires
AASHTO M 249 is the specification US-influenced tenders cite for hot-melt road marking material — and, like BS 3262, it is widely misquoted. Binder 18–22%? A fixed drop-on bead rate? An initial retroreflectivity of 300? None of that is in the current text. Here is what M 249-12 (2024) really says, table by table.
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BS 3262 Explained: What the British Thermoplastic Standard Actually Requires
BS 3262 is the most-quoted thermoplastic road marking standard in UK-influenced markets — yet two of its three parts were withdrawn in 2000, and many “BS 3262” clauses found in tenders are not in the standard at all. Here is what the text really says, table by table.
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