2360319

the construction of a single storey extension to the North elevation of my existing dwelling connecting to my domestic garage, the Change of use of the afore mentioned domestic garage to use as a habitable part of my dwelling, Alterations to elevations, the construction of a roofed decking area to the rear elevation, the construction a domestic shed and all associated site works

Refused

Core Refusal Reason

The applicant failed to demonstrate that the existing on-site wastewater treatment system and percolation area have the capacity to accommodate the additional loading from the development, posing a risk to public health and environmental protection.

Decision Maker's Conclusion

  • The applicant failed to provide technical verification that the existing septic tank and percolation area can accommodate the additional wastewater loading generated by the extra bedroom in the converted garage.
  • There is an absence of information regarding the as-constructed layout, design, and planning status of the existing percolation area, which is necessary to ensure compliance with EPA standards.
  • Permitting the development in the absence of this information would be prejudicial to public health and present a risk of pollution to surface water and groundwater.

Cited Policies (CDP)

Chapter 6: Infrastructure and Environmental ManagementChapter 13: Rural Design GuideChapter 14: Rural DevelopmentChapter 16: Development Management StandardsVolume 2b: Appendices, VII Landscape Character Assessment

Decision Document Summary

The proposal sought retention permission for a single-storey extension, the conversion of a domestic garage to habitable use (adding a bedroom), a roofed decking area, and a domestic shed at Avondale, Cunaberry, Ballon, Co. Carlow. Although the physical works were deemed visually acceptable, the application was refused primarily due to environmental concerns. The Planning Authority determined that the applicant did not provide sufficient evidence to prove the existing septic tank system could ha...
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