safety first at tomorrow's three DC Water 1st Street Tunnel Hard Hat Tours

See this tweet from last night's DC Water 1st Street Tunnel Forum meeting -- for those who will be attending one of the three tunnel Hard Hat Tours:

No spike heels and no sandals!

Bloomingdame

Hard hat tour of @dcwater @FirstStTunnel project - Saturday. Must arrive on time! 

8:36 PM - 22 Oct 2015