The message
from Ian Stirling contains these words:

Barrowing 8m^3 is a large, but not huge job.
Say it's what, 20 tons, at 100Kg/barrow, that's 200 trips.
Or 6 hours at a minute per leg of the trip

Get the rugby team in and it'll be done in an hour.

--
Skipweasel
Pay no attention to that man behind the curtain.