S&B Engineers and Constructors said Nov. 23 it completed two NGL fractionation plants for Phillips 66 at its Sweeny hub in Old Ocean that quadruple processing capacity to 400,000 b/d. S&B provided engineering, procurement and construction on two of the world’s largest units with combined processing capacity of 300,000 b/d. The complex includes Phillips 66’s Sweeny refinery of 256,000 b/d, Freeport LPG export terminal and Clemens Caverns storage facility. Oil & Gas Journal said Sweeney now is the third largest NGL fractionation hub in U.S.