Before revision: alt=Crane manoeuvres concrete plank|Pre-tensioned, precast hollow-core plank being placed Unlike those of post-tensioned concrete (see below), the tendons of pre-tensioned concrete elements generally form straight lines between end-anchorages.
After revision: alt=Crane manoeuvres concrete slab|Pre-tensioned, precast hollow-core plank being placed Unlike those of post-tensioned concrete (see below), the tendons of pre-tensioned concrete elements generally form straight lines between end-anchorages.