Turner began interior construction in March 2013 , using a steel PERI truss and movable concrete form system to pour concrete for station elements .
In October 2012 , Turner Construction was awarded the $105 million construction contract to build and finish Capitol Hill station 's interior and entrances .
Turner Construction began interior construction in March 2013 , using a steel PERI truss and movable concrete form system to pour concrete for station elements .
In October 2012 , Turner Construction was awarded the $105 million construction contract to build and finish Capitol Hill station 's interior and entrances .