Putting the lid on things.
Pressure is growing on government to act to protect construction workers against the risk of coronavirus.
Workers are still commuting to busy building sites despite the government crackdown on social distancing.
Housebuilding giant Taylor Wimpey is one of the few construction firms that has announced it is closing its sites to prevent the spread of Covid-19,
But Cabinet minister Michael Gove told the BBC building work could continue if it can be done safely in the open air.