The collision occurred at Healys Bridge between Prosperous and Kilmeague.
Two people have been brought to hospital following a serious road traffic collision in Prosperous.
Gardaí attended the scene of the traffic collision in Prosperous that occurred on Thursday at approximately 2.10pm.
The collision, which involved two motorcycles, occurred at Healys Bridge between Prosperous and Kilmeague.
Two motorcyclists collided with the bridge. The male drivers of both motorcycles have been taken to Tallaght University Hospital with serious injuries.
The road was closed between Mylerstown Crossroads and Downings Crossroads earlier this afternoon to allow for a technical examination by Garda Forensic Collision Investigators. It has since reopened.
Gardaí are appealing to any person who may have information in relation to this collision to contact them.
Any road users who were travelling in the vicinity of Prosperous and Kilmeague this afternoon, between 1.45pm and 2.30pm, and who may have camera footage (including dash cam) is asked to make this available to investigating Gardaí.
Anyone with information in relation to this incident can contact Naas Garda Station on 045 884 300, the Garda Confidential Line on 1800 666 111, or any Garda station.

Kfm Weekend Obituary Notices
Two Men Charged In Connection With €4 Million Cocaine Seizure In Kildare And Wexford
Driving Testers At RSA Balloted For Industrial Action Over Concerns About Uninsured Vehicles
Homes Undelivered After Substantial Deposits Paid, Kildare Council Warns Of Potential Unauthorised Works
Over 1,000 E-Scooter Fines Issued As Kildare TD Calls For Tougher Penalties After Child Injured
Celbridge "Affordable" Homes Come With Council Equity Stakes
M4 Access Road To Castletown Will Reopen Next Week
Lucan Woman Pleads Guilty To Sending Threatening Messages To Tanaiste