GRAIN GUY FIFTY BLOG

GG50 Weighing Series Part II covered getting a scale installed right. Part III covered what goes to work on a good install after the crew goes home. Air. Vibration. Structure. Weather. And the people with access to it. Together that gets you a scale that is mechanically sound and holding up under real conditions. That is the foundation for accurate weighing. It is not the same as proof. Proof is what this post is about. Calibration. Testing. Cross checking. And certification.

GG50 Weighing Series Last post covered getting a scale installed right in the first place: what "accurate" legally means, mounting the load cells correctly, and binding, the issue that can hold a scale off true without ever throwing an obvious fault. A scale that clears all of that is sound on day one. Staying sound becomes the challenge, and it's the one that runs for the rest of that scale's working life. A quick note before diving in: I'm not a certified scale technician a

GG50 Weighing Series Last post we covered what a scale and what has to be true for that number to mean anything. Gross, tare, net. Short ton, long ton, tonne. Truck scales, rail scales, hoppers, tower bulk weighers, and the draft survey you use when there's no scale to be had. All of that assumes the equipment itself was put in right. That's not always a safe assumption, no matter what kind of scale you're standing on. This post applies across the board, not just truck scales

GG50 Weighing Series, Post 1 of 3 Sampling tells you what you've got. Weighing tells you how much of it you've got. We spent the last two posts on the first question. Time to answer the second one. The Old Problem Joseph didn't have a scale. As least not one you would be familiar with. When Pharaoh dreamed about seven fat cows and seven lean ones, and Joseph told him it meant seven years of plenty followed by seven years of famine, the fix wasn’t complicated. Store grain duri