The answer to the crossword question “Letter-shaped train track beam” is IRAIL. This refers to the shape of the beam used in railway tracks, which resembles the letter “I“. The IRAIL beam is an essential component of railway infrastructure, providing support and stability for the tracks and trains that run on them. It is typically made of steel or concrete and is designed to withstand the weight and pressure of heavy trains. So, if you come across this crossword question, the answer you are looking for is IRAIL.