Williams Transco Central Penn Line South. Williams Transco Central Penn Line South. Unlike liquid petroleum product pipelines, where the main risk is a leak leading to contamination of water and soil, the main risk with a high-pressure natural gas pipeline is a rupture and ensuing fire.
The White House today holds 142 rooms on six floors, the floor space totaling approximately 55,000 square feet. It has hosted longstanding traditions such as the annual Easter Egg Roll, as well as historic events like the 1987 nuclear arms treaty with Russia.
The Gates' Mansion is a large mansion that overlooks Lake Washington in Medina, Washington. The 66,000-square-foot (6,100 m 2) mansion is noted for its design and the technology it incorporates.It is nicknamed Xanadu 2.0 after the title character's estate in Citizen Kane.any trees block much of the house from view from Lake Washington. The house was the result of a collaboration between Bohlin Cywinski Jackson Architects (based in Pennsylvania but with satellite offices in Seattle and San Francisco) and Cutler-Anderson Architects of Bainbridge Island, Washington.