New construction starts in June dropped 3% to a seasonally adjusted annual rate of $385.7 billion, according to McGraw-Hill Construction, a division of The McGraw-Hill Companies.

Global design giant AECOM Technology Corp., Los Angeles, and leading New York City-based building construction manager Tishman Construction Corp. are linking up to share needed capabilities in a changing construction market.

The capping stack was tested at Cameron Elastomer Technology’s facility in Berwick, Lou., where it has been assembled over the past two months. The stack was installed July 12 and will potentially stop oil from gushing into the gulf.