SD21A/0303

Demolition of existing garage and construction of a part single, part two storey 3-bedroom detached dwelling in side garden of existing dwelling; associated rooflights; new vehicular entrance with new pillar and gate; all ancillary site and landscaping works.

Refused

Core Refusal Reason

The proposal was refused due to traffic safety hazards on a substandard laneway, non-compliance with wastewater connection requirements, and a lack of technical information regarding water infrastructure.

Decision Maker's Conclusion

  • The intensification of use on a substandard private laneway would create a traffic hazard and contravene the 'RES' zoning objective intended to protect residential amenity.
  • The proposed on-site wastewater treatment system lacks required technical evidence and violates the policy requiring connection to public infrastructure, posing a risk to public health and water quality.
  • Insufficient information was provided regarding the layout of watermains, making the development inconsistent with proper planning and sustainable development standards.

Cited Policies (CDP)

RES land-use zoning objectiveSection 11.6.1South Dublin County Development Plan 2016 - 2022

Decision Document Summary

This application proposed the demolition of a garage and new construction at The Muddies, Whitechurch Road, Rathfarnham. South Dublin County Council refused permission because the development would increase traffic on an inadequate private lane, creating safety risks. Furthermore, the applicant failed to demonstrate the suitability of an on-site wastewater system or provide watermain layouts, opting against public sewer connection in violation of Section 11.6.1 of the Development Plan, thereby p...
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