Need materials for a heap of dams and complementary structures
made up of some sort, among others:
a. Material heap consists of:
-Core Material (clays),
-Filter Material (coarse and fine filter),
Riprap materials.
Random stone materials (the size of a pebble to boulder).
b. Material Concrete is composed of:
-Coarse aggregate Material (gravel).
-Materials fine aggregate (sand).
Comparison of backup is available and the needs of the materials shown in Table
V-5 below.