An Army bomb disposal team made two viable explosive devices found at Dunsink tip head in Dublin safe last night.
Another device found in the Dunsink area was made safe earlier in the day.
Gardaí called in the Army at 10.25pm. The devices were made safe without the need for a controlled explosion.
The area was declared safe at 11.10pm.
The devices were removed to a secure military facility for further analysis before being handed over to gardaí.