The province's senior director of inspection compliance says the collapse occurred at an intersection inside the underground operation at some point over the weekend.

Occupational Health and Safety Division staff inspected 26 construction sites and reprimanded three Halifax-area contractors for operating unsafely.

Jeff Gooch was arrested last month and faces one count of criminal negligence causing death.

Halifax police say they responded to the 1600 block of Oxford Street at 4:21 p.m.

Officials have said that it takes about two weeks to dismantle a standing crane, but no estimate has been given on how long it could take to take down the collapsed crane.

Halifax police say that Nova Scotia's Department of Labour was contacted and is now investigating the incident.

The campaign raised over $2,500 in less than 24 hours.

A 40-year-old man had reportedly been struck by metal from a piece of equipment and fell after being struck.

Skyler Blackie, 28, was injured on March 9 during a training session at the Nova Scotia Firefighters School in Waverley, N.S.

Department spokesperson Shannon Kerr said the contractor working on Robie Street near Pepperell Street found the undetonated explosives from previous work they had done.