The second category is the pole sections are two poles but only provides the main mast, braced more strength because this type of antenna is suitable for applications where soil or groundwater easy neck bridge.
The second type is the power pole is a pole with two early just to help prop the pillars is stronger because the post is suitable for use in areas where the ground collapsed to the semis.
The second type is the power pole pole are two early but got a bracing to pillars นั้นแข็งแรง more due to the fact that the poles of this type suitable for use in a soil subsidence easy or บริเวณคอสะพาน.