Construction of Conseco Fieldhouse Introduction On July 22, 1997 construction of Conseco Fieldhouse began. That day sparked the beginning of a very important addition to the Indianapolis area. A projected $175 million dollars would be required to complete this new, highly technalogical sports arena. As time and the building would progress the costs would rise to $183 million due to unseen soil contamination clean up on the site. Even with this rise in costs the construction continued