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Home My WebLink AboutX2018-0348 - MiscX2o W O N% CITY OF NEWPORT BEAC COMMUNITY DEVELOPMENT DEPARTMENT BUILDING DIVISION 100 Civic Center Drive 1 P.O. Box 1768 1 Newport Beach, CA 92658-8915 www.newportbeachca.gov 1 (949) 644-3200 COUNTER PLAN REVIEW COMMENTS Project Description: REV Project Address: 2889 WAY LINE Permit App. Date: 10/2/20 Plan Reviewer: Soon Cho Plan Ch Val I4) Per meeting with Soon 11we are OK. Existing Residence FFE +30'& above the 9' Req EL REV20.1512 0289-2018 949-644-3281 The project plans were reviewed for compliance wit the following codes and standards: 2019 CRC; 2019 CBC; 2019 CPC; 2019 CEC; 2019 CMC; 19 California Energy Code; 2019 California Green Building Standards Code (CG); & Chapter 15 of the ewport Beach Municipal Code (NBMC). 1) Planning Dep Approval COMMENTS: in process. OK 2) Arch. Struc &Civil are 1) Obtain plan review approval from the followin - Planning, signed. OK 2) Final drawings which will be approved for ermit issuance shall be sl ned by the respective design professional on each sheet (electronic si ature is acceptable). Verify at final approval. 3) New building permit is required for inc ased scope of work. 13) Rev 6 to Continue. root Required ��per meeting w/ Soon 4) Existing structure: Substantial improvement is when the cost of improvements meets or exceed 50% of the depreciated market value of the existing structure. See Building Code Policy NBMC 15.50. Substantial improvement requires the entire structure (existing and new) to be elevated so that the top of slab is set at one foot above the Base Flood Elevation as established in FIRM dated March 21, 2019 using (NAVD88). NBMC 15.50.200 a. A-0.4: The Substantial Improvement Cost Determination needs to be updated. 5b) Not Reqper meeting with Soon, a see Structural for Shear, Calcs @ Bay ine & details b 3c) F.S. Plans and iesign already )ennitted see a) New construction or addition/reco struction which exceeds 2,000 sf. and 50% of the area of the existing structure will requir installation of a fire sprinkler system throughout the structure. NBMC 15.04.120 A Where the valuation of the permit for t e remodel or renov; of the market value of such building the ntire building shall for new construction. Exceotion: Permits having a valuation leas than $220, C ' Sprinkler drawings and hydraulic calculati\in e 5d) F.S Plans and prior to issuing a building permit, or, lis ' design already Provide a note on the drawing stating: "Oe permitted & 0 sheathing inspection." 13D see A-0.06) Detaii rev 2/A -Z2 d Revise building data on cover sheet to idet I em in accordance with NFPA 13D. 6) A-2.3: roof plan calls out deta a/A-7.1 at roof ridge buto 7) T-24 to be signed by the licensed architect STRCUTRAL: Blank Counter Review Comment 05-2020 7) T-24 Signed is equal to or exceeds 50% )lywith the code provisions NBMC 15.02.060 J to plan check and approved Submittals" on cover sheet. permit prior to calling for roof is equipped with a fire sprinkler tws wall. Verify the detail. 5a) Separate FS Design is permitted under F 2020-0201. We are OK. 1Ne added this to A-0.0 Rev 5 Cloud 4a) Substantial Improvement Cost Det. submitted to Building for completion of form.. We are OK per meeting w/ Soon 8) S-103: It shows headers and roof joists are demoed. What is the proposed new framing at that area? 9) Provide detail 4/S-603 AND 4/S-522. 10) S-104: Provide detail 10/S-603. 11) S-104: New ridge beam is added. Prove framing detail matching architectural detail. 12) Eng calcs page 4: City policy requires to analyze the capacity of existing shear walls per today's code. 10% rule only applies if the existing shea walls meets the demand of the whole structure. a. Specify the length of shear walls and show shear wall nailing schedule. 13) This house is having another revision. The scope of work exceeds 50% of the market value of the Ouse. a. Provide full analysis for lateral loads bracing system using current ASCE 7-16. 14) Win design velocity pressure calculation must consider topographic effects on escarpments, ridges, and hi that meet all of the conditions of ASCE 7. Section 26.8.1. Also use wind exposure D. The house is facing the ocean. 15) Submit map ed accelerations parameters Ss and S1 and other seismic design parameters using a website interf a tool that queries the U.S. Geological Survey (USGS) Seismic Design Web Services and retrieves th seismic design variables in a report format (i.e. ATC Hazards by Location, OSHPD Seismic Design "ps, ASCE 7 Hazard Tool, etc.). 16) See red marks on pl�Qs for additional comments and clarifications. Please see separate structural response sheet 13) Per meeting with Soonfull analysis Is not required. See revised Structural Plans and Calcs for Shear wall analysis at Bay side. 1) We addressed the bay elevation and interior shear conditions and possible hold done connections 2) added nailing schedule 2) though not required. we are adding exterior shear at other areas under siding and plaster as a matter of "best xactices" 3) add master bedroom beam 9etail as noted on structural calc's Forms\patio covers 9-16-04 CITY OF NEWPORT BEACH COMMUNITY DEVELOPMENT DEPARTMENT BUILDING DIVISION 100 Civic Center Drive I P.O. Box 1768 1 Newport Beach, CA 92658-8915 www.newportbeachca.gov 1 (949) 644-3200q) Per meeting with Soon we are OK. Existing COUNTER PLAN REVIEW COMMENTSARsesidence FPE +30' & above the 9' Req EL Project Description: REV 6 Project Address: 2889 WAY LNEX Plan Check o.: REV20-1512 0289-2018 Permit App. Date: 1012120Valua on: Plan Reviewer: Soon ChoP ne: 949-644-3281 scho new ortb. ovThe project plans were reviewed pliance wit the following codes and standards: 2019 CRC; 2019 CBC; 2019 CPC; 20192019 CMC; 19 California Energy Code; 2019 California Green Building Standards Code (CG); &r 15 of the ewport Beach Municipal Code (NBMC). 1) Planning Dep lCOMMENTS: in process. OK2) Arch, Struc &Civil are 1) Obtain plan review approval from thn - Planning, signed oK 2) Final drawings which will be approvermit issuance shall be si ned by the respective design professional on each sheet (electronture is acceptable). Verif at final a roval, 3) New building permit is required for ind scope of work. 3) Rev 6 to Continue. Not Required i ��per meeting w/ Soon 4) Existing structure: Substantial improvement is when the cost of improvements meets or exceed 50% of the depreciated market value of the existing structure. See Building Code Policy NBMC 15.50. Substantial improvement requires the entire structure (existing and new) to be elevated so that the top of slab is set at one foot above the Base Flood Elevation as established in FIRM dated March 21, 2019 using (NAVD88). NBMC 15.50.200 a. A-0.4: The Substantial Improvement Cost Determination needs to be updated. 5h) Not Reqper a New construction or addition/reco\thentire on which exceeds 2,000 sf. and 50% of the area meeting with Soon. of the existing structure will requillation of a fire sprinkler system throughout the see Structural for Shear. Calcs @ Bay structure. NBMC 15.04.120 line & details In Where the valuation of the permit emodel or renovati n is equal to or exceeds 50% 5c) F.S Plans and of the market value of such buildinbuilding shall mplywith the code provisions design already for new construction. permitted seea)Exception: Permits having a valuas than $220,700. 0. NBMC 15.02.060 C Sprinkler drawings and hydraulic calculate ns to be sub mi ed to plan check and approved 5d) F.S. Plans and prior to issuing a building permit, or, list under `Defer d Submittals" on cover sheet. design already Provide a note on the drawing stating: "Obt in fire sprin ler permit prior to calling for roof permitted & NFPA sheathing inspection." 13D see A-0.0 6) Detail rev 2/A-�.2 d Revise building data on cover sheet to identify hat build ng is equipped with a fire sprinkler m in accordance with NFPA 13D. 6) A-2.3: roof plan calls out deta a/A-7.1 at roof ridge but the d tail s ows wall. Verify the detail. 7) T-24 to be signed tLy the licensed architect 5a) Separate FS Design is permitted Jr F 2020-0201. We are OK. STRCUTRAL: 7) T-24 Signed We added this to A-0.0 Rev 5 Cloud Blank Counter Review Comment 05-2020 4a) Substantial Improvement Cost Det. submitted to Building for completion of form. We are OK per meeting w/ Soon 8) S-103: It shows headers and roof joists are demoed. What is the proposed new framing at that area? 9) Provide detail 4/S-603 AND 4/S-522. 10) S-104: Provide detail 10/S-603. 11) S-104: New ridge beam is added. Prove framing detail matching architectural detail. 12) Eng calcs page 4: City policy requires to analyze the capacity of existing shear walls per today's code. 10% rule only applies if the existing shea walls meets the demand of the whole structure. a. Specify the length of shear walls and show shear wall nailing schedule. 13) This house is having another revision. The scope of work exceeds 50% of the market value of the Ouse. a. Provide full analysis for lateral loads bracing system using current ASCE 7-16. 14) Win design velocity pressure calculation must consider topographic effects on escarpments, ridges, and hi that meet all of the conditions of ASCE 7. Section 26.8.1. Also use wind exposure D. The house is facing the ocean. 15) Submit map ed accelerations parameters Ss and S1 and other seismic design parameters using a website interf a tool that queries the U.S. Geological Survey (USGS) Seismic Design Web Services and retrieves th seismic design variables in a report format (i.e. ATC Hazards by Location, OSHPD Seismic Design "ps, ASCE 7 Hazard Tool, etc.). 16) See red marks on plus for additional comments and clarifications. Please see separate structural response sheet of required. See revised Structural Plans nd Calcs for Shear wall analysis at Bay ide. 1) We addressed the bay elevation nd interior shear conditions and possible old done connections 2) added nailing chedule 2) though not required.. we are dding exterior shear at other areas under ding and plaster as a matter of "best ractices" 3) add master bedroom beam stall as noted on structural calc's Forms\patio covers 9-16-04 CP PETRA STRUCTURAL ENGINEERS October 20, 2020 Soon Cho Plan Check Engineer Building Division 100 Civic Center Dr. PO Box 1768 Newport Beach, CA 92658 Project: 2889 Way Ln SFR Interior Remodel REV 6 Address: 2889 Way Ln Subject: Plan Check Corrections PC # REV20-1512 0289-2018, Structural Response The following is our response to the structural plan check corrections dated 10/02/2018: Correction Response 8. Demo'd headers on gridline D are replaced with a 2x stud wall. Demo'd roof joists around grid intersection D.5/4 are framing an exterior canopy that is demo'd and not replaced. 9. See revised submittal for details 4/S-603 and 4/S-522. 10. See revised submittal for detail 10/S-603. 11. See added detail 12/S-604 for drop ridge beam detail. 12. See added calc pages PC -4 to 6 for shear wall analysis along bay side elevation. 13. As discussed in person, full lateral analysis not required. 14. See added calc page PC -1 for Wind values from permit approval with exposure D. Added calc pages 10a, 10b, 14a, 14b, 16a, 16b for analysis of roof members with revised negative wind load. 15. See added calc page PC -2 for USGS hazard map tool output. 16. Marks on plans match comments above. Please contact Sean Gallemore of our office if you have any questions, (949)-748-7170. Sincerely, PETRA STRUCTURAL ENGINEERS SG 17981 Sky Park Circle, suite O, Irvine, CA, 92614 Phone: (949) 748-7170 Email: psarkis@petrastructural.com Website: www.petrastructural.com Page 1 of 1