"This decision to bring the athletes into the stadium before the broadcast was operationally driven, given there were restrictions on being able to keep the athletes waiting in comfort".
"What we were trying to do, we were concerned about athlete welfare", he told Seven's Sunrise.
Helalia Johannes won the women's marathon in 2:32.40, becoming Namibia's first female gold medallist at the Commonwealth Games.
"What we were trying to do was to look after the athletes because they didn't come into the actual broadcast time, they would have been stuck in a field or paddock somewhere".
The 20-year-old said staying relaxed was the key after he won by almost four metres from Australia's Hamish Peacock, after Kenya's ex-world champion Julius Yego failed to make the final. Now, I'm sorry, if I get a chance I'll apologise to Kurt (Fearnley) this morning.
Griggs last night stomped all over ABC's assessment, issuing a follow-up tweet saying "at no point in the [media guide] does it mention that there wouldn't be one single shot shown of athletes watching the performances". "To be perfectly honest, Jo, so have we". It hasn't really lived up to expectations.
"It's just wonderful to the see the able-bodied and the paras coming together, we've all become friends, it's just been one big team-bonding experience", he said. "They did get it wrong tonight".More news: West Ham 1-1 Stoke: Carroll denies Potters joy in London
The Gold Coast 2018 Commonwealth Games (GC2018) was the largest sporting event Australia saw this decade and the biggest sporting spectacular the Gold Coast has ever seen. I had a couple of mates [in the crowd] who said Callum was in a bit of trouble.
Athletes, including the competing countries' respective flag-bearers, marched on to the arena before the ceremony commenced, meaning the audience at Carrara stadium could see them, but the TV audience couldn't. "They're actually wrecking a tradition that's so important and part of the games".
Viewers expressed their anger on social media.
In both, the Gold Coast and the people of Australia have been wonderful hosts and have generated a fantastic atmosphere from the start of the Queen's Baton Relay to this, the closing c ceremony.
Beattie also conceded speeches at the ceremony went for too long.
Games on Bells was delivered under the Queensland Government's Embracing 2018 Legacy Program for the Gold Coast 2018 Commonwealth Games and was funded by the Australian Government and Toowoomba Regional Council.
Athletes from 71 countries and territories participated in the 21 Commonwealth Games held over a period of 11 days featuring 275 events in 19 sports.