8.39pm More calls to fire control reporting fire through roof. They send an aerial ladder platform from Mansfield. A separate officer is sent to take charge as incident commander and Nottinghamshire Police and East Midlands Ambulance Service are informed.
8.45pm Fire control room is in the process of taking 150 calls. A message from the scene requests more crews. Two crews from Stockhill are sent.
8.53pm Another officer is sent to act as command support along with a dedicated command support vehicle, with communications and radio facilities. It provides a central point to book firefighters and equipment into and out of the incident area and provides space for the incident commander to work in.
8.57pm Due to the scale of the fire, a second aerial ladder platform is requested. One from Highfields is sent.
9.15pm The building is well alight. A request is made to fire control room for support to ensure enough water is available to fight the fire and from electricity professionals to make sure power supplies nearby can be protected.
9.36pm More firefighters are called to the scene, taking the total number of regular fire crews to 10. Eastwood, West Bridgford, Stapleford and Derbyshire Fire and Rescue Service crews, Ilkeston and Long Eaton, are all sent.
9.41pm The fire is now shooting burning debris into the air so information to warn people of the dangers is put out at the scene, via Twitter and the press.
9.55pm The Environment Agency is made aware of the incident. As well as the flying burning debris, a large smoke plume is drifting above Nottingham and firefighters are considering the ongoing impact of firefighting operations such as water run-off. Severn Trent water are informed.
9.57pm Public Health England are informed.
10.03pm Nottingham City Council's emergency planning officer informed.
10.04pm East Midlands Ambulance Service attends the scene as a precaution, due to the scale of the incident.
10.37pm Firefighters have been assessing the risks the fire poses to other buildings nearby and gain access to one across the road from the fire to inspect it.
11.05pm Two more crews are requested, taking the total to 12 crews. A crew usually consists of up of five firefighters, so this means there are around 60 firefighters at work fighting the fire. Crews from Eastwood, Stapleford, Ashfield, Edwinstowe, Newark, Retford and Worksop go to the incident.
Saturday, 1am to 3am Crews continue to be moved around the county to ensure there are enough firefighters at the scene of the university fire to deal with the blaze, and that the rest of Nottinghamshire remains protected in case of other incidents.
3am to 7.30am While the fire service has had the fire contained and under control for some hours, the control room remains busy throughout the night rearranging fire cover around the county to ensure there is sufficient cover in other areas and so that crews at the scene of the incident are relieved from firefighting duties as appropriate.
8.30am Twelve hours after the fire was first reported, just three crews remain at the scene. The wrecked building continues to smoulder, so firefighters continue to fight the fire from the ground and above to ensure it is entirely put out.
1.07pm The University of Nottingham's Registrar Dr Paul Greatrix confirms that new GlaxoSmithKline Carbon Neutral Laboratory for Sustainable Chemistry has been completely destroyed. He says: "We are incredibly grateful to our staff and students for their fantastic response in dealing with this major incident and would like to express our gratitude to Notts Fire Service. It was the quick action of their fire crews which prevented this incident from being much more serious. This is a setback for us but one from which we have no doubt we will recover."
3.13pm The official fire service stop time for the incident.
