Piglet Example 2 "Comparison with Example 2 from PIGLET user manual","Piles 5-8 at 1:8 rake","Row spacing in X-direction = 3m" A AJB 2003-09-17 "Geocentrix Ltd","Scenic House, 54 Wilmot Way","Banstead, Surrey","SM7 2PY","United Kingdom" 2 true 000000000000000010000000000000000100001 0 13 false 1 1