Millau Viaduct slightest movement in the Viaduct, and measure its resistance to wear-and-tear over time. Anemometers, accelerometers, inclinometers, temperature sensors are all used for the instrumentation network. Twelve fibre optic extensometers were installed in the base of pylon P2. Being the tallest of all, it is therefore under the most intense stress. These sensors detect movements on the order of a micrometre. Other extensometers, electrical this time, are distributed on top of P2 and P7. This apparatus is capable of taking up to 100 readings per second. In high winds, they continuously monitor the reactions of the Viaduct to extreme conditions. Accelerometers
Gault Millau Gault Millau Gault et Millau is a French restaurant guide. It was founded by two restaurant critics, Henri Gault and Christian Millau in 1965. Gault Millau rates on a scale of 1 to 20, with 20 being the highest. Restaurants given below 10 points are rarely listed. The points are awarded based on the quality of the food, with comments about service, price or the atmosphere of the restaurant given separately. Based on this rating, high-ranking restaurants may display one to five toques. Gault Millau does not accept payment for listing restaurants. Under its original authors and for many years