{"id":189169,"date":"2026-04-20T16:22:32","date_gmt":"2026-04-20T14:22:32","guid":{"rendered":"https:\/\/essmann.com\/manipulationsrisiken-bei-lkw-waagen-wiegeprozess-besser-absichern\/"},"modified":"2026-04-20T16:24:02","modified_gmt":"2026-04-20T14:24:02","slug":"manipulationsrisiken-bei-lkw-waagen-wiegeprozess-besser-absichern","status":"publish","type":"post","link":"https:\/\/essmann.com\/en\/manipulationsrisiken-bei-lkw-waagen-wiegeprozess-besser-absichern\/","title":{"rendered":"Manipulation risks with truck scales: better safeguarding of the weighing process"},"content":{"rendered":"\n

KNo other measure is as directly linked to money, trust and responsibility as weight. Scales create commitment. They turn physical reality into a commercial basis: reliable, traceable and contestable in the event of a dispute. This foundation can be shaken by criminal energy, but also by unsecured processes, uncontrolled access rights and media breaches – without any malicious intent. <\/strong><\/p>\n\n

A <\/path><\/svg><\/span>A recent case from Wuppertal <\/a><\/strong>shows how quickly a seemingly harmless procedural error<\/strong> can result in massive economic damage<\/strong>: In mid-March 2026, two entrepreneurs stood trial at Wuppertal District Court on 42 counts of commercial fraud<\/strong>. They allegedly recycled salvaged scrap metal on behalf of the company KNIPEX and manipulated <\/strong>the scales <\/strong>for years. For the period from January 2018 to June 2021 alone, the indictment puts the loss at around 420,000 euros. Under civil law, millions of euros in damages were ultimately paid.The case is so revealing because it is not a classic single-perpetrator fraud. It shows how an inadequately secured weighing process<\/strong> can be exploited over years and how difficult it is to prove anything afterwards. <\/p>\n\n

Tampering with the scales: what exactly happened<\/h2>\n\n

The commissioned recycling company is alleged to have initially set an increased unladen weight on an analog truck scale, with the result that KNIPEX was systematically paid too little scrap. When the scales were later converted to a digital system, one of the defendants is said to have subsequently changed the weighing results on a second computer terminal by increasing the recorded unladen weight of the trucks. The fraud system therefore survived the digitalization. And this was possible because the process had no effective control mechanisms<\/strong>. <\/p>\n\n

What this means for you as the operator of a truck scale<\/h2>\n\n

If you are a reputable <\/strong> truck scale operator<\/strong> and don’t want to arouse suspicion<\/strong> in the first place, you need to ask yourself: “In case of doubt, can we prove that everything has been done correctly?”<\/strong>If a client, an inspector or a court asks whether a weighing result has been obtained correctly, you must be able to prove<\/strong> it. And this requires that your process<\/strong> is documented<\/strong> in such a way that every change, every exception and every correction remains traceable<\/strong>. <\/p>\n\n

\"Recycling
Responsible scale operators ensure well-documented processes for trust and traceability.<\/em><\/figcaption><\/figure>\n\n
<\/div>\n\n

Calibration is mandatory, but not enough<\/h2>\n\n

The <\/path><\/svg><\/span>Measurement and Verification Act<\/strong> <\/a>(MessEG, \u00a7\u00a7 31, 33, 37) stipulates that measuring devices must be calibrated and properly used in commercial transactions. In addition, evidence<\/strong> of maintenance, repairs and interventions – expressly including those carried out electronically – must be retained<\/strong>. This is the legal basis. However, it does not automatically protect against the suspicion that master data has been subsequently changed, tare values manipulated or weighing results overwritten in the system. <\/p>\n\n

A calibrated device is therefore a necessary but not a sufficient condition for a safe process.<\/p>\n\n

If you want to go one step further, you can also use a <\/path><\/svg><\/span>DAkkS calibration<\/a><\/strong> set. Calibration by a calibration unit operated by the <\/path><\/svg><\/span>German accreditation system<\/strong><\/a> accredited body verifies the measuring accuracy of a scale using metrological methods and generates an independent, traceable certificate<\/strong>. This does not replace legal verification, but supplements it in a meaningful way, especially where the company’s own measurement quality needs to be proven to clients or authorities. A DAkkS calibration certificate is a strong argument if the reliability of your measured values is questioned. <\/p>\n\n

What makes a resilient weighing process<\/h2>\n\n

The crucial question for your company is: Is there a complete, unalterable audit trail <\/strong>for every weighing process? In concrete terms, this means<\/p>\n\n