PD RECOMMENDATION REPORT (PL-SPP-2022-000030)

Home

of varied pavement width of 12-20 feet within a 40-foot-wide right-of-way. The approximately 10-foot-wide, paved, asphalt driveway crosses two intervening parcels makai of the subject parcel, across which the applicant has legal access via an easement. Traffic along Old Mamalahoa Highway in the vicinity of the subject parcel is minimal given its remote location and low-density development. The facilities currently generate about 18 cars (generating 36 vehicle trips) throughout any given day. The applicant anticipates that traffic will stay at the existing level if the Special Permit is granted. County water is not available to the subject property. According to the application, there is an existing 17,000-gallon, closed potable water tank that is filled with trucked,potable water for facility use. A condition of approval will require the applicant to comply with State Department of Health-Safe Drinking Water Branch rules. In addition, there are currently three 5,000-gallon rainwater catchment tanks for fire suppression and the applicant is proposing to install an additional catchment tank to meet water reserve requirements of the Fire Code. A condition of approval will require the applicant to comply with requirements of the Fire Code related to water supply for fire suppression and vehicle access. There is no municipal sewer system in the area. The property is currently improved with a permitted cesspool; however, the applicant is proposing to abandon and backfill this facility and replace it with a septic system that has already been designed and approved by the State Department of Health. The preceding will be added as a condition of approval. The applicants will need to secure a building permit to complete interior improvements to the dwelling,but indicated in the application that the dwelling which is currently permitted for R-3 occupancy will remain in R-3, residential group occupancy. However, according to the Department of Public Works Building Division, the increase in occupant load from 8 to 14 clients will require a change of use building permit to R-4 group occupancy, pursuant to the 2018 International Building Code (IBC), which was adopted by the County since the existing Special Treatment Facility was licensed in 2019. Additionally, while not indicated on the submitted site plan, there are two unpermitted -5-