Under construction can be used to highlight articles that are under going a major revision. See Template: InUse for articles that are currently being worked on.
This table may be added by copy-pasting the template as shown below into an article.
There are none.
Puts a table onto the page concerning revision status.
Updating this template
You shouldn't have to.
Will display this:
| This article is undergoing a major reconstruction.
You are welcome to assist in its overhaul.