Politicising it again ?
so you link to 2009 essay that has nothing to do with building regs or fire safety, but is by a politician who you regard as the enemy.
Again, we have been going through a long period in which lobbyists have demanded that pedestrians be segregated from the streets with big steel railings; and though this may seem sensible in some ways, the railings produce perverse results. They add greatly to the hassle of getting around on foot. They make the streets less permeable to pedestrians – and by doing their bit to discourage walking, they may even be encouraging a fatal rise in obesity.
In any case, they are certainly a serious health hazard for cyclists, who are in danger of being crushed or scraped against them by vehicles. The same point can be made about some of the forest of black-poled signs that we allow to sprout in our paths, overloading us with non?information and creating a new collision risk to those who use the streets.