Design and construction of foundation improvement of coal storage yard at Matsuura Thermal Power Plant.

The Matsuura thermal power plant is a joint undertaking between Kyushu Electric Power Company and Electric Power Development Company. The formar will install two 700MW units and the latter will install two 1000MW coal fired units, having a combined installed capacity of 3400MW which will be the largest coal fired plant in Japan.This report shows the outline of design and construction of foundation improvement works for the coal storage yard. The sand compaction pile method was adopted to reduce the settlement of coal yard foundation. And the cement stabilization was carried out to improve the surface soil for the stability of stockpile.