The ESP PLUS pulls a 3 foot long by 1.2 inch diameter sample in one plunge. It captures every sample in a plastic (or stainless steel) liner and can sample to 3 feet. Sampling tube is driven by a 12.5 pound drop-hammer (or electric hammer) and retrieved with a foot-operated jack.
The ESP PLUS pulls a 4 foot long by 1.2 inch diameter sample in one plunge. It captures every sample in a plastic (or stainless steel) liner and can sample to 4 feet. Sampling tube is driven by a 12.5 pound drop-hammer (or electric hammer) and retrieved with a foot-operated jack.
