You can hide reinforcement bar lines behind other reinforcing bars and behind parts in cast unit drawings.
Here are some examples of what reinforcing bars look like with different settings selected on the Bar content tab in Reinforcement or Neighbor Reinforcement properties.
Hide lines behind parts is selected. The reinforcing bar lines are hidden behind other parts.
Hide lines behind other rebars is selected. The reinforcing bar lines are hidden behind other reinforcing bar lines.
Define automatic reinforcement and reinforcement mesh properties
Define drawing reinforcement and meshes