Miss Kaushal said: “The inquest will now be adjourned for further investigations to be concluded.”
The hearing was also told police have filed for a toxicology report, which could take nine to 12 months.
His mother previously paid tribute to him, saying how proud she was of him.
“He was a thrill-seeker who loved to travel and have new experiences,” she said.
A statement from Macarena Muñoz, a councillor on Talavera council, said Mr Stevenson and a 24-year-old man – who was with him when he fell to his death – had “come to Talavera to climb the bridge and create content for social networks”.
She described it as an “unfortunate and sad outcome”.
She added it was “totally prohibited” to climb the bridge, describing it as something “which we have reiterated on many occasions cannot be done under any circumstances”.