Washington Post A new bridge in the Dutch village of Gemert is the first to be made from 3D printed concrete , according to designers. A new bridge in the Dutch village of Gemert is the first to be made from 3D printed concrete , according to designers....
10/18/2017
UPDATE: 10/17/17: 11:30 a.m.: The Secret Service said the suspicious package has been cleared and pedestrian traffic along the south fence line has returned to normal. EARLIER: WASHINGTON — A person is in custody after jumping over a concrete  ...Secret...
10/17/2017
Q: My front walkway is made up of a concrete base covered by a pebble mixture. Over the years, some of the pebbles have come loose and disappeared, and in two places the underlying concrete is cracked. I like the walkway a lot and would greatly prefer...
10/16/2017