... ballasting, but in future ballasting and painting will be done in situ! I like to fit dropper wires as I build, which leaves the problem of making corresponding holes in the baseboard to take the wires. I stuck another template under the card which then acts as a drilling template during installation. I've yet to see how well this works, but the photo may explain it better. I have a few building boards mad from Contiboard with roughly 1" square timber underneath, and any drilling goes right through the lot! 105_111333_460000000.png posted: 11 Mar 2010 18:50 from: Dellboy Paul Thanks for that. Sorry the pre-ballasting didn't work out. Derek posted: 12 Mar 2010 10:35 from: Dasatcopthorne Hi Brian. I only use rivets in important places the retain the gauge and at the ends of rails. ie where cuts will be made to insulate the crossing, at the point of the crossing, at the centre point of each checkrail, one sleeper before the trailing end of a wingrail etc. The rest are plastic ...