The attached document is an appendix to the Request for Proposals No. 72066823R00015 issued by the US Agency for International Development South Sudan. The appendix provides technical specifications for noise levels related to the USAID/South Sudan Residential Compound Data Cabling Project, setting maximum permissible sound pressure levels for different types of spaces within the specified frequency range. The RFP solicits proposals for data cabling services at the USAID residential compound in South Sudan, with a closing date for submissions of April 15, 2023. Awards are expected to be made within 90 days thereafter.