I want one that is just an open pit straight down.

I want one that looks like the drive goes straight through to the back
garden.

Helps avoid this nasty bit of Greed:

http://www.thisismoney.co.uk/tax/cou...icle_id=488868
&in_page_id=82

Tinied to:

http://is.gd/1OGW6

"People with garages, conservatories and patios - and even parking spaces -
are also in the firing line"

Al.