If you are using the Microstation Fly-through setup then you can add the additional items, i.e lighting columns, to the design using the Microstation Cells.
The download with these cells is called Civil Content for Visualisation and can be found on SELECT Downloads by setting the following categories:
Product: All
Product line: Content
Release language: English
Download category: Enhancements and Updates
Files posted with last: All
You can find additional information on Microstation Cells and Microstation Visualisation on the Microstation Community site.
http://communities.bentley.com/products/microstation/default.aspx