The result was a pleasant airy compartment with headroom even for Roger.
The headroom between the subway roof and the surface of the street was 4.75 feet.
This roof was level with the bank of the hedge and gave about four feet of headroom.
In order to get headroom there is 'trunk' 'rise' on the deck, as shown on the cross-section drawing, 18 in.
Plenty of headroom has always ...