The bits and pieces: swaged tubes, guy anchors, wire, measuring tape, compass, guy strings
Putting in the baseplate for the mast
Putting up the scaffold tower to support the mast while it goes up
Anemometer securely fastened to the first mast segment and correctly aligned
Taping on the cable which carries the anemometer's readings to the sender unit. Note 'spider' below with guys tied on
The mast going up, piece by piece with guys attached at 'spider' clamps
Our neighbour atop the scaffold, holding the mast as it near its full 11.5 metres height
The mast up and the guys tightened. Miracle: it stays put and seems stable
Scaffold tower dismantling
The sender unit transmits data every few minutes to the base station in the house
Completed mast
View up the mast during a gale a couple of days later. No problems.