System being extended to Hazelhatch.
A public consultation has opened to extend the DART from Heuston to Hazelhatch, including the Phoenix Park tunnel.
The Dart + project would quadruple customer capacity, deliver an improved electrified network and enhanced train performance.
❗️DART+ South West Public Consultation now open
— Iarnród Éireann (@IrishRail) May 12, 2021
🚊 Project will bring DART to Heuston to Hazelhatch and through Phoenix Park Tunnel, and quadruple capacity of rail services
🗣 Have your say by 23rd June, including commuters and those living near line, at https://t.co/WrzjflldkQ pic.twitter.com/MeZX1qM0Ni
The Emerging Preferred Option is also compatible with future stations at Kylemore and Cabra, although the construction of these stations is not part of the current project.
Jane Cregan from Irish Rail says this is the first round of public consultation and it will be open until June:

Analysis: Damning Reports Detail Rot, Fire Risks And Rodents At "Temporary" Celbridge Primary School
Kfm Obituary Notices
Major Curragh Community College Project Moves Ahead After Years Of False Starts
Plans For Walking Trail Within Castletown House Lands Under Consideration Subject To Removal Of Laurel
Council Blames Stolen Cars As It Refuses Warning Signs At Crash-Prone Bridge In Celbridge
Naas No-Shows Add To Driving Test Pressure As Kildare Test Queue Hits 1,975
Naas Hospital Promised Just 21 Extra Mental Health Beds At Lakeview Ward - With No Timeline In Sight
R405 Hazelhatch Road To Close Between Loughtown Road And Athgoe Road For Major Pipeline Works