Up Ekamai Project

Up Ekamai Project

งานเจาะสำรวจดิน Up Ekamai Project บริเวณ ซอยสุขุมวิท 63 (เอกมัย) เขตวัฒนา กรุงเทพมหานคร จำนวน 2 หลุม โดยการเจาะสำรวจดินและทดสอบตัวอย่างดินที่ระดับความลึกทุก ๆ ระยะ 1.50 เมตร ความลึก 70...

soil boring rotary drilling

Soil boring with Rotary drilling

Rotary drilling uses a rotary action combined with downward force to grind away the material in which a hole is being made. Rotary methods may be applied to soil or rock, but are generally easier to use in strong intact rock than in the weak weathered rocks and soils that are typically encountered during ground

TRUE GIF EAST ตำบลบางเสร่

Soil Boring with Wash Boring Method

Wash boring is a relatively old method of boring small-diameter exploratory holes in fine-grained cohesive and non-cohesive soils. It was widely used in the USA in the first half of this century, but has been largely replaced by power auger methods. It is still used in areas of the world where labour is relatively cheap,

hand auger apparatus

Soil Boring with auger apparatus

Augers may be classified as either bucket augers or flight augers. Bucket augers are similar in construction to the flat-bottomed...

field density test

Field Density Test Service

A. Rubber-Balloon Method 1. Position the density plate on a flat surface and set the volume measuring apparatus in the recessed hole in the density plate. 2. Hold the apparatus down firmly in position, open the control valve, pump the balloon down with the rubber bulb until the water level in the graduated cylinder has