"High alert is in force in the state and will remain till Aug 15. With IB inputs and festival season round the corner security has been beefed up in the state," the police official said on condition of anonymity.
A close vigil is being maintained at all the vital installations," he said.
The screening of vehicles at entry and exit points of the state has been intensified and all precautionary measures are being taken, he said.
Gujarat figures high on the radar of terror outfits.
In Jul 2008, a series of bomb blasts had rocked the city, killing 56 people and injuring over 200.