The town centre road was closed off to traffic from around 10.20am on Saturday September 6 while firefighters responded to an incident.
Firefighters appeared to be focussing on Papa Johns takeaway.
A Northamptonshire Fire & Rescue Service said: “Northamptonshire Fire & Rescue Service were called to a restaurant in Bridge Street, Northampton, just after 10.20am on September 6.
"After a thorough check of the building, nothing was found and it was deemed to be a false alarm.”
The road was reopened shortly after midday and the incident was closed by the fire service by 12.45pm.
Firefighters also had a busy Sunday as they were called to three house fires in Northampton. Read more here.
1. Firefighters called to Bridge Street
Crews responded to a call on Saturday September 6, however it turned out to be a false alarm. Photo: Katie Wheatley
2. Firefighters called to Bridge Street
Crews responded to a call on Saturday September 6, however it turned out to be a false alarm. Photo: Katie Wheatley
3. Firefighters called to Bridge Street
Crews responded to a call on Saturday September 6, however it turned out to be a false alarm. Photo: Katie Wheatley
4. Firefighters called to Bridge Street
Crews responded to a call on Saturday September 6, however it turned out to be a false alarm. Photo: Katie Wheatley