Complex sentence: In 2007 one floor of two UK projects were partially completed due to reticence of one building control body following which another building control firm was prepared to approve, irrespective of which the design & build contractor decided to switch to a conventional solid concrete slab structure.
Split into simpler sentences: In 2007 one floor of two UK projects were partially completed due to reticence of one building control body following which another building control firm was prepared to approve. Irrespective of which the design & build contractor decided to switch to a conventional solid concrete slab structure.