Police and military troops tightened their presence on the entrances of greater Cairo (including Cairo, Giza and Qalyubia) on Thursday ahead of protests that the Muslim Brotherhood called for staging on 14 August, which marks the dispersal of Rabaa al-Adaweya and Nahda sit-ins.
At least 800 people were killed as a result of the security forces' dispersal of the sit-ins in 2013.
Protesters were calling for the reinstatement of toppled President Mohamed Morsy, who was ousted by the military in July upon mass protests that demanded his resignation.
Security troops cordoned the entrances and set up checkpoints to prevent Muslim Brotherhood members from making their way into the three governorates.
High security measures were in place around Tahrir Square ahead of the protests. Barbed wire fences were also present at the entrances leading to the square.
In Rabaa al-Adaweya square, strict measures, but traffic conditions were normal.
In Giza, police intensified their presence at Nahda square. Eleven armored vehicles were seen and barbed wire was placed.
Experts defused a bomb found inside a train at Luxor railway station early on Thursday.
Train traffic was stopped on Thursday at Badrashin station after Brotherhood members blocked the railroad and set tires on fire.
In related news, police opened the ring road at Warraq district after it was blocked by Brotherhood members who set tires on fire and chanted anti-military and anti-police slogans.
Edited translation from Al-Masry Al-Youm and MENA