2 ms·They are also slippery as F%$k when wet - so a bit of an own goalby C1sc0cat 8y agoThey are also slippery as F%$k when wet - so a bit of an own goalnailer 8y agoThey tend to trip people up fairly often too - also the blind can't rely on them being there as they're not consistently installed.sbuk 8y agoThey’ve been a statutory requirement in new developments for at least 20 years.nailer 8y agoThis doesn't relate to the comment you're replying to.sbuk 8y agoYou’re quite right! Sorry.shocks 8y agoThe metal ones are - the concrete ones less so.