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HomeMy WebLinkAboutS2024-0046 - MiscACOUSTICAL ENGINEERING ANALYSIS 1520 Kings Road Newport Beach, CA 92663 July 23, 2024 YANCHAR DESIGN & CONSULTING GROUP 26741 Portola Parkway, Suite 1 E, Foothill Ranch, CA 92610 Tel: 949.770.6601 Fax: 949.770.6575 E-mail: info@yanchardesign.com 920 Kings Road June 29, 2024 1.0 Introduction At the request of Crystal Pools, Yanchar Design & Consulting Group has completed field measurements and an acoustical analysis of the pool equipment located at 1520 Kings Road, Newport Beach, CA. 2.0 Proaect Description The property is a single-family residence. The pool equipment is located approximately 3-1/2 feet from the property line to the east. The nearest property to the east is also a single-family residence. The properties are separated by a 6-foot CMU wall. The City of Newport Beach requires a sound test by an acoustical engineer is required to demonstrate that the noise level from the pool or spa pump is less than 55 dBA at the property line. NBMC10.26. 025. VANCHAR DESIGN & CONSULTING GROUP 2 920 Kings Road June 28, 2024 2.0 Field Measurements Measurements were made at the site on July 23, 2024 to determine the sound level of the pool equipment.. The ambient noise level at the property was dominated by local construction activity. The sound level of the pool equipment measured at the eastern property line was 50.5 dBA. Therefore, the equipment is in compliance with the requirements of the City of Newport Beach Municipal Code. A Soft dB Piccolo -II Integrating Sound Level Meter, Serial Number P0219050803 and CEL Instruments Model CEL-284/2 Calibrator, Serial Number 4/09023134, were used for the measurements. Respectfully submitted, YYaanncchar Design & Consulting Group Cad J. Yanchar President YANCHAR DESIGN & CONSULTING GROUP 3 920 Kinas Road June 2812024 t � xa tF 3' �f � f� ^ '4•�g � ��' e. PROJECT VICINITY PROJECT SITE YANCHAR DESIGN & CONSULTING GROUP 4 Lev WAM •!r ; COMMUNITY DEVELOPMENT DEPARTMENT BLILDnNG DIATISIO'ai 100 Civic Center Drive 1 P.O. Box 1768 1 Newport Beach, CA 92658-8915 www.newportbeachca.gov I. (949) 644-3200 SMOKE DETECTOR AND CARBON MONOXIDE SELF -CERTIFICATION !this cerurfcaircn is to be filled Out by the permirEE or homeo rrnerj Proiect Address: — Permit Number: Property Owner: Licensed Contractor: U-1 #r The State of California now requires that smoke and carbon, monoxide detectors must be installed in all residential buildings California Residential Code (CRC; Section R314.1, CRC R315.2 states in parr that existing dwellings be retrofitted with smoke detectors and carbon monoxide detectors. CRC Section R314.3, CRC R315.3 defines required locations Both boxes below must be checked. !�- Carbon Monoxide Alarm: On the ceiling or wall outside of each separate sleeping area in the immediate vicinity or bedrooms or in each hallway outside of the rooms, and each level of the dwelling. Detectors are also required in bedrooms with gas fired appliances Smoke Alarms: installed in each room used for sleeping purposes. outside each sleeping area; and on each level of the dwelling unit. Retrofitted detectors may be battery operated for buildings where no alterations are performed on the interior. Multiple -purpose alarms (carbon monoxide and smoke alarms) shall comply with all applicable standards and must be approved by the State Fire Marshall. The devices must be installed per manufacturer's specifications. 1, the undersigned, hereby certify that ! am the permittee or homeowner of the project. ! further ce that smoke alarms and carbon monoxide alarms are present a test o be funetio al in all the following locations: Signature: © Date: % �� Z N0TE: his sell­_c ifrcation is only used for projects to the exterior of the structure where access to the interior o i; yelling by the Ci j of Newport Beach Building Inspector is not achieved during the course of construction. 1 G.