This is titled:
"Here is an old photo of Hawkinge, showing the fuel dump (mound) on the left, and the small fire tender building, in front of No1 Hanger. Number 1 Hanger survived the war."
This shows the same fuel dump now (thanks to David Cotton for both images). He has his fingers on the rails for the aircraft hanger door.
BTW, a nice re-fuelling photo I found:
http://www.601squadron.com/images/bob_10.jpg