01-31-2009, 09:13 AM
after first reading this thread i went out to the up main by my house and there ballast there is in the 2 & 3/4 to 3 & 1/2 inch range .
modeling that would as said appear to be smooth at anymore that one ft away .i use two different colors of clean sand mixed
with a little bit of sharp shot(black sand blasting medium)for added definition .
jim
modeling that would as said appear to be smooth at anymore that one ft away .i use two different colors of clean sand mixed
with a little bit of sharp shot(black sand blasting medium)for added definition .
jim