The attack happened in the early hours of Thursday morning in the Newlands Road area of Clondalkin.
The victim, who is in her thirties, was attacked around 3.20am as she was walking home with a bag of groceries.
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Traffic and clerical employees voted overwhelmingly to reject the proposal of an 8.25% pay rise over the next three years.
They had sought increases of up to 31% to bring them into line with LUAS drivers and to reflect the fact that they haven't had a pay increase since 2008.
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Gardaí are renewing their appeal for information about a missing 29-year-old man.
Stephen Murphy was last seen at Cavan Bus Station in Cavan town on the afternoon of July 27th 2016.
Anyone with any information is being asked to contact Cavan Garda Station on 049 4368807.
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Operation Lattise, which was carried out between June 6th and July 15th, has recovered over 30 million indecent images.
134 investigations led to raids on the homes of 83 suspects and police seized over 500 devices, including smartphones, hard drives and tablets.
77 people have been arrested so far, and have been charged with offences including rape, sexual extortion, grooming and sharing indecent images of children.
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The voting restrictions were imposed in the state in 2013, but a court ruled today that the law intentionally discriminated against African-American residents.
The decision came a week after a similar ruling against Texas' voter ID law.