The fire broke out at around 9 am in Orchid Complex, a building used as a godown by textile traders.
No casualties have been reported so far.
"The fire erupted at Orchid tower in Vipul House, a market of sarees, located in front of Sardar market in Puna Kumbhania area of the city," a fire brigade official told PTI.
The fire brigade has also declared a 'brigade call' and deployed 170 fire fighters, and almost 80 fire vehicles were on the spot, the fire official said.
"There are 12 floors in the building which mostly have cloth material establishments," the official said. The cause of the blaze is yet to be ascertained, he said.
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