2560223

Permission for (a) change of use from existing Playschool Building (previously granted under Planning Reference No. 02/223) to a domestic dwelling with a rear extension, (b) demolish existing rear storage buildings, (c) construct a single storey extension to the rear of existing building, (d) decommission existing septic tank & install a new proprietary wastewater treatment system & percolation area (e) form new entrance and all ancillary site works at

Refused

Core Refusal Reason

The proposed wastewater treatment system fails to comply with the 2021 EPA Code of Practice due to insufficient separation distances to the water table, posing a risk to public health.

Decision Maker's Conclusion

  • The Planning Authority is not satisfied that the proposed wastewater treatment system can achieve the mandatory separation distance to the water table, which was recorded at 0.8m below ground level.
  • The submitted design fails to meet the minimum required separation distances from the periphery of system components as prescribed by the 2021 EPA Code of Practice for Domestic Waste Water Treatment Systems.
  • A full assessment of the trial hole was hindered by the presence of timber and trees during inspection, but the concerns raised in a previous refusal (PD 24 60178) regarding site unsuitability remain unresolved.

Cited Policies (CDP)

Chapter 7: Infrastructure, Transport and CommunicationsSection 7.4 – Road Transportation and MovementSection 7.7 – Water ServicesSection 7.8 – Surface Water DrainageChapter 12: Development Management StandardsSection 12.8 – House Extensions (Urban and Rural)

Decision Document Summary

Declan Williams applied for permission to convert a former playschool and health centre in Corraun, Termonbarry, Co. Roscommon, into a domestic dwelling. The project involved a single-storey rear extension, demolition of outbuildings, a new entrance, and a new wastewater treatment system. Although the reuse of the vacant building was considered acceptable in principle under the County Development Plan, the application was refused because the site conditions and proposed drainage design did not m...
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