Will the Framework for Civil 3D work for me?

You should purchase, download, and install Templates Only and Evaluate it.

Everyone can afford it

That's why Templates Only was created.

The supplied Example Corridors sample drawing allows you to visualize the supplied Styles.

The questions you need to answer are,

"Is The Framework for Civil 3D a better place to start?"

"Does the Framework make what we already own faster, easier, and more productive?"
The answer is obvious...