1985 Mexico City earthquake the city. However, none of these regulations had an event like 1985's in mind when passed. Most of the seriously damaged buildings were built between 1957 and 1976, when the city was starting to build upwards, in the six-to-fifteen floor range. In second place were buildings from before 1957, possibly because they were weakened by the earlier earthquakes. Structures built between 1976 and 1985 suffered the least damage. At the time of the earthquake, Mexico City had one of the most stringent building codes, based on experience gained from earthquakes in 1957 and 1979. However, the codes were not designed
1985 IAAF World Race Walking Cup 1985 IAAF World Race Walking Cup The 1985 IAAF World Race Walking Cup was held on 28 and 29 September 1985 in the streets of St John's, Isle of Man. The event was also known as "IAAF Race Walking World Cup". Complete results were published. The team rankings, named Lugano Trophy, combined the 20 km and 50 km events team results. The participation of 158 athletes (110 men/48 women) from countries is reported. In 1985, there were qualifying rounds for both men's and women's competition with the first two winners proceeding to the final. This year, the Soviet Union, Italy,