เพื่อเอา​​ทรายจากการทดสอบครั้งแรกเพ

To remove sand from the first test to determine the slope of the sides. And paving stones from the sand next to the weight and increase the stability of the sand. And the Vibro compaction sand pile to live with less space on the island would have been better.

To remove the sand from the first test to check the slope of the sides and paving stones from the sand next to the weight and increase the stability of the sand and Crusher ongtharai 3. Bojan sensitivity to small areas on the island would have been better.

Return to return to the sand test first to determine the application of the side and make the stone next to the sand weight and increase the stability of the sand and the sand piles usually sensitive to the mill is compressed to the area will be at least on the island is better than