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HomeMy WebLinkAbout1701 E St Andrews Pl - PlanUnit Overview - YCD600D4L*1D4PJ50B*****H0BD0K0*0000*0000X************ Unit Function Tonnage Estimated Installed Weight EER @ AHRI IEER @ AHRI System Power Elevation DX Cooling, natural gas heat 50 Ton 5933.0 lb 10.20 15.60 58.39 kW Unit Features Efficiency/Condenser Coil High efficiency System Control VAV w/ Bypass Airflow Configuration Downflow supply and upflow return Filters 4" MERV 14 Throwaway filters Outside Air Selection Economizer, dry bulb w/ ultra low damper Unit Electrical Voltage/Phase/Hertz 460/60/3 SCCR Rating High fault SCCR w/ disconnect Condenser Motor FLA 2.20 A Condenser Motor Count 4.00 Each Compressor 1 RLA 19.10 A Compressor 2 RLA 27.60 A Compressor 3 RLA 27.60 A Supply Fan FLA 24.70 A Exhaust Fan Count 0.00 Each CCH FLA 1.00 A MCA 116.00 A MOP 125.00 A DSS 250.00 A Note: Connect properly sized and protected power supply wiring to the unit (copper wiring only to the unit) Cooling Section Refrigerant Type R-454B Refrigerant Charge - Circuit 1 57.2 lb Minimum Room Area 979.00 sq ft Condenser Coil Type MCHE Condenser Coil Rows 2 Evaporator Face Area 36.70 sq ft Evaporator Coil Rows 5 Evaporator Face Velocity 350 ft/min Design Airflow 17500 cfm Entering Dry Bulb 80.00 F Entering Wet Bulb 67.00 F Ambient Dry Bulb 95.00 F Gross Total Capacity 564.45 MBh Gross Sensible Capacity 437.84 MBh Gross Latent Capacity 126.61 MBh Net Total Capacity 509.58 MBh Net Sensible Capacity 382.97 MBh Net Sensible Heat Ratio (%)0.75 % Fan Motor Heat 49.11 MBh Leaving Coil Dry Bulb 56.46 F Leaving Coil Wet Bulb 56.38 F Leaving Unit Dry Bulb 60.01 F Leaving Unit Wet Bulb 57.83 F Compressor Power 38.36 kW Heating Section Function DX Cooling, natural gas heat Heat Type & Capacity Low gas heat capacity Input Heating Capacity 400.00 MBh Output Heating Capacity 324.00 MBh Heating EAT 70.00 F Heating LAT 87.22 F Heating Delta T 17.22 F Job Name: Comfort Mech - OCCU HQ South Unit Tag: RTU-2 Prepared For:Quantity: 1 2025/07/23 18:10:07 Page 1 of 11 INDEX: PAGE 1 – COVER SHEET, 2025 CBC, Site Plan PAGE 2 – SO Structural Drawings PAGE 3 – Existing RTU Specs, New RTU Specs PAGE 4 – Title 24 (T24-1) PAGE 5 – Title 24 (T24-2) CBC LIST: This project shall comply with the following codes: • 2025 California Building Code (CBC) • 2025 California Mechanical Code (CMC) • 2025 California Electrical Code (CEC) • 2025 California Plumbing Code (CPC) • 2025 California Building Energy Efficiency Standards (BEES) • 2025California Green Building Standards Code (CalGreen) • Local Amendments COVER SHEET R. T . U . R E P L A C E M E N T 17 0 1 E . S T . A N D R E W P L . SA N T A A N A , C A 9 2 7 0 5 COVER SHEET EXISTING SITE PLAN (FOR REFERENCE ONLY)11"=100'-0"REPLACEMENT MECHANICAL UNIT ATTACHMENT SIDE VIEW 31" = 1'-0" REPLACEMENT MECHANICAL UNIT ATTACHMENT END VIEW 41" = 1'-0" AREA OF WORK (R.T.U. REPLACEMENT) SCOPE OF WORK: 1.PROVIDE STRUCTURAL ANALYSIS OF EXISTING ROOF MEMBERS FOR THE LOADS IMPOSED BY ONE (1) MECHANICAL REPLACEMENT UNIT. 2.PROVIDE ATTACHMENT FOR ONE (1) REPLACEMENT MECHANICAL UNIT ON EXISTING FACTORY CURB. 2 - EXISTING BUILDING DATA: APN: 403-061-13 & 14 OCCUPANCY: M TYPE OF CONSTRUCTION: III-B FIRE SPRINKLERS: YES NUMBER OF STORIES: 2 AREA: ±48,000 S.F. N ENERGY (SEER) MECHANICAL UNIT INFORMATION TABLE WEIGHT EXISTING NEW MODEL #YCD600B4L 11.0 5,722 LBS. YCD6004L 11.4 5,933 LBS. ENLARGED EXISTING PARTIAL ROOF FRAMING PLAN 21/16"=1'-0" (E) ROOF DECK: CLASS 'A' ROOFING o/ METAL DECK (N) REPLACEMENT R.T.U. PER MECH'L ON (E) CURB 5,933 LBS. MAX. OP. WT. ALL OTHER (E) R.T.U.s TO REMAIN TYP. (E) ROOF DECK PER PLAN (N) REPLACEMENT R.T.U. PER MECH'L (E) ROOF FRMG. PER PLAN TYP. (E) MECH'L CURB PER MANUFACTURER ATTACH (N) R.T.U. TO (E) CURB w/ (N) 9 - #12-14x112" TEKS SELECT SELF-TAPPING SCREWS PER SIDE (36 - TOTAL) (E) ROOF DECK PER PLAN (N) REPLACEMENT R.T.U. PER MECH'L (E) ROOF FRMG. PER PLAN STRUCTURAL NOTES -- NOTES / PLANS / ELEVATION / DETAILS S-0 3 - 4 - N (E) WIDE FLANGE BEAM TYP. 8' - 0 " TY P . (E) WF BEAM TYP. (E) WF BEAM TYP. (E) MECH'L CURB PER MANUFACTURER LATERAL DESIGN CRITERIA 1.SEISMIC LOADS: OCCUPANCY CATEGORY - II IMPORTANCE FACTOR - 1 SITE CLASS - D Ss - 1.273, S1 - 0.455 Sds - 1.019, Sd1 - 0.561 SEISMIC DESIGN CATEGORY - D MECHANICAL COMPONENTS DESIGN COEFFICIENTS RESPONSE MODIFICATION FACTOR (Rp) - 6 IMPORTANCE FACTOR (Ip) - 1 COMPONENT AMPLIFICATION FACTOR (ap) - 2.5 DESIGN BASE SHEAR - V= 0.510W VERTICAL DESIGN CRITERIA 1.LIVE LOADS: ROOF (BASIC LIVE LOAD)20 PSF (REDUCIBLE) GENERAL 1.'CODE' WHERE REFERRED TO HEREIN REFERS TO THE: INTERNATIONAL BUILDING CODE, 2021 EDITION, AS AMENDED BY THE CALIFORNIA BUILDING CODE, CALIFORNIA RESIDENTIAL CODE, AND CALIFORNIA EXISTING BUILDING CODE 2022 EDITION. 2.ALL CODE REFERENCE STANDARDS SPECIFIED IN THESE DOCUMENTS SHALL BE THE LATEST EDITION DEFINED BY CHAPTER 35 IN THE CODE. 3.ALL WORK SHALL CONFORM TO THE REQUIREMENTS OF THE CODES AND ALL APPLICABLE LOCAL AND STATE CODES AND ORDINANCES. 4.ALL MATERIALS AND WORKMANSHIP SHALL CONFORM TO THE DRAWINGS AND SPECIFICATIONS. 5.THE CONTRACTOR SHALL BE RESPONSIBLE FOR COORDINATING THE WORK OF ALL TRADES AND SHALL CHECK ALL DIMENSIONS BEFORE COMMENCING WORK AND REPORT ANY DISCREPANCIES. 6.THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE SAFETY OF THE BUILDING DURING CONSTRUCTION AND SHALL PROVIDE ADEQUATE SHORING, BRACING AND GUYS DURING CONSTRUCTION. SAFETY AND BRACING REQUIREMENTS SHALL BE IN ACCORDANCE WITH ALL NATIONAL, STATE AND LOCAL SAFETY ORDINANCES. 7.THE CONTRACTOR SHALL BECOME FAMILIAR WITH AND COMPLY WITH ALL OF THE GENERAL PROVISIONS OF IBC CHAPTER 33 FOR ALL BUILDING AND SITE WORK, DEMOLITION AND CONSTRUCTION. 8.IN ALL CASES WHERE A CONFLICT MAY OCCUR, SUCH AS BETWEEN ITEMS COVERED IN STRUCTURAL SPECIFICATIONS AND NOTES ON THE DRAWINGS OR BETWEEN GENERAL NOTES AND SPECIFIC DETAILS, THE ENGINEER OF RECORD SHALL BE NOTIFIED AND HE WILL INTERPRET THE INTENT OF THE CONTRACT DOCUMENTS PRIOR TO INSTALLATION OF THAT PORTION OF WORK. 9.SIMILAR WORK: WHERE CONSTRUCTION DETAILS ARE NOT SHOWN OR NOTED FOR ANY PART OF THE WORK, SUCH DETAILS SHALL BE THE SAME AS FOR SIMILAR WORK SHOWN ON THE DRAWINGS. 10.WHERE CONSTRUCTION MATERIALS ARE TEMPORARILY STORED ON ROOF OR FLOOR FRAMING, THEY SHALL BE EVENLY DISTRIBUTED TO NOT EXCEED THE ALLOWABLE LOADING FOR THE SUPPORTING MEMBERS AND THEIR CONNECTIONS. 11.PIPES, DUCTS, SLEEVES, CHASES, ETC.: SHALL NOT BE PLACED IN SLABS, BEAMS, OR WALLS UNLESS SPECIFICALLY SHOWN OR NOTED NOR SHALL ANY STRUCTURAL MEMBER BE CUT FOR PIPES, DUCTS, ETC., UNLESS SPECIFICALLY SHOWN. OBTAIN PRIOR WRITTEN APPROVAL FOR INSTALLATION OF ANY ADDITIONAL PIPES, DUCTS, ETC. 12.THE CONTRACT DRAWINGS AND SPECIFICATIONS REPRESENT THE FINISHED STRUCTURE AND DO NOT INDICATE METHODS, PROCEDURES OR SEQUENCE OF CONSTRUCTION. TAKE NECESSARY PRECAUTIONS TO MAINTAIN AND INSURE THE INTEGRITY OF THE STRUCTURE DURING CONSTRUCTION. NEITHER THE OWNER NOR ARCHITECT/ENGINEER WILL ENFORCE SAFETY MEASURES OR REGULATIONS. CONTRACTOR SHALL DESIGN, CONSTRUCT AND MAINTAIN ALL SAFETY DEVICES, INCLUDING SHORING AND BRACING, AND SHALL BE SOLELY RESPONSIBLE FOR CONFORMING TO ALL LOCAL, STATE AND FEDERAL SAFETY AND HEALTH STANDARDS, LAWS AND REGULATIONS. 13.PROPRIETARY COMPONENTS, MATERIALS, CHEMICAL, EPOXY AND WEDGE ANCHORS AND SHOT PINS SHALL BE EXACTLY AS CALLED FOR IN THESE DRAWINGS. ANY DEVIATIONS SHALL BE APPROVED OR DISAPPROVED BY THE ENGINEER OF RECORD AT THE EXPENSE OF THE ENTITY REQUESTING THE SUBSTITUTION PRIOR TO INSTALLATION. 14.THE CONTRACTOR SHALL BE ULTIMATELY RESPONSIBLE FOR COORDINATION AND ASSEMBLY OF ALL PARTS OF THE CONSTRUCTION DEPICTED HEREIN. THE CONTRACTOR SHALL PERFORM ANY CONSTRUCTABILITY REVIEW OR COORDINATION DRAWINGS NECESSARY TO IDENTIFY CONSTRUCTABILITY PROBLEMS PRIOR TO CONSTRUCTION. PROJECT DESCRIPTION: OWNER: ENGINEER OF RECORD: 898 N. FAIR OAKS AVE., STE. F PASADENA, CA 91103 626.407.2224 GSE JOB #: 25-168 ROOF TOP UNIT REPLACEMENT THIS DRAWING IS THE SOLE PROPERTY OF GSE AND IS INTENDED FOR USE ONLY FOR THE PROJECT LISTED IN THE TITLE BLOCK. THIS DOCUMENT AND CONTENTS MAY NOT BE REPRODUCED, CHANGED OR COPIED IN ANY FORM OR ASSIGNED TO ANY THIRD PARTY WITHOUT WRITTEN PERMISSION BY GSE SHEET TITLE: SHEET NUMBER: DRAWN BY: D.E. HYLTON PROJECT NUMBER: 25-168 DATE: 12 / 23 / 2025 R. T . U . R E P L A C E M E N T 17 0 1 E . S T . AN D R E W P L . SA N T A A N A , C A 9 2 7 0 5 (E) CURB TO ROOF ATTACHMENT TO REMAIN TYP. ATTACH (N) R.T.U. TO (E) CURB w/ (N) 9 - #12-14x112" TEKS SELECT SELF-TAPPING SCREWS PER SIDE (36 - TOTAL) (E) CURB TO ROOF ATTACHMENT TO REMAIN TYP. R. T . U . R E P L A C E M E N T 17 0 1 E . S T . A N D R E W P L . SA N T A A N A , C A 9 2 7 0 5 Existing RTU Specs New RTU Specs - REVISION DATE TITLE SHEET JOB NO. THESE DESIGN PLANS ARE THE PROPERTY OF HENSEL CONSULTING ENGINEERS, INC. THE RE-USE OF THESE PLANS IN PART OR IN WHOLE WITHOUT THE EXPRESS WRITTEN CONSENT OF HENSEL CONSULTING ENGINEERS, INC. IS PROHIBITED. (A)GENERAL NOTES: ANY ERRORS, AMBIGUITIES AND OMISSIONS IN DRAWINGS AND SPECIFICATIONS SHALL BE REPORTED TO US FOR CORRECTION BEFORE ANY PART OF THE WORK IS STARTED. UNLESS EXPRESSLY STIPULATED, NO ADDITIONAL ALLOWANCE WILL BE MADE IN THE CONTRACTOR AND/OR MANUFACTURERS FAVOR BY VIRTUE OF ERRORS, AMBIGUITIES AND/OR OMISSIONS WHICH SHOULD HAVE BEEN DISCOVERED DURING THE PREPARATION OF BID ESTIMATE AND DIRECTED TO OUR ATTENTION IN A TIMELY MANNER. (B)NOTE TO FIXTURE OR FURNITURE MFG'R.: THE PLAN IS SUBMITTED AS A GUIDE FOR THE MANUFACTURER. WHERE THE FABRICATION REQUIRES VERIFICATION BY PHYSICAL MEASUREMENT, SUCH MEASURE IS THE OBLIGATION OF THE MANUFACTURER AND WILL STAND NO EXPENSE FOR REPAIR OR RE-FABRICATION IF THERE IS ANY DEVIATION FROM ACTUAL MEASUREMENT. NOT WITHSTANDING ANY OMISSIONS, IT SHALL BE THE SOLE DUTY AND RESPONSIBILITY OF THE MANUFACTURER TO DETERMINE ACTUAL CONSTRUCTION AND DETAILS AND FABRICATE SAID DESIGN IN ACCORDANCE WITH ACCEPTED GOOD PRACTICE AND PROCEDURE AND LET HENSEL CONSULTING ENGINEERS, INC. KNOW AT THE TIME OF BIDDING IF SAID PLAN IS NOT PRACTICAL OR STRUCTURALLY SOUND FOR ITS INTENT AND PURPOSE. (C)NOTE TO ARCHITECT AND/OR GENERAL CONT'R.: PRIMARILY THIS PLAN IS SUBMITTED FOR THE CONVENIENCE OF THE ARCHITECT AND OR CONTRACTOR AND IS DRAWN FROM AVAILABLE ARCHITECTURAL INFORMATION. WE DO NOT PURPORT TO BE ARCHITECTS OR ENGINEERS. ALL MEASUREMENTS ARE SUBJECT TO PHYSICAL VERIFICATION AND ANY DEVIATIONS MUST BE DIRECTED TO HENSEL CONSULTING ENGINEERS, INC. IN WRITING. WE ACCEPT NO RESPONSIBILITY FOR WORK DONE BY SAID ARCHITECT AND/OR CONTRACTORS AND WILL NOT STAND ANY EXPENSE FOR CHANGES MADE NECESSARY BY LOCAL BUILDING CODES, ORDINANCES, STRUCTURAL CONDITIONS OR BY SUBSTITUTION OR CHANGES IN EQUIPMENT ON THIS PLAN. 04/02/2026 25399 1 2 - REGISTERED PROFESSIONAL ENGINEER STATE OF CALIFORNIA DAVID M . HENSEL MECHA N ICAL M32901 9/30/26 HENSEL CONSULTING ENGINEERS, INC. 16776 BERNARDO CENTER DR., STE. 203 SAN DIEGO CA, 92128 (619) 665-3259 www.hc-engineers.com T24-1 TITLE 24 ENERGY COMPLIANCE OR A N G E C O U N T Y C R E D I T UN I O N T I 17 0 1 S T . A N D R E W P L A C E SA N T A A N A , C A 9 2 7 9 5 MECHANICAL VENTILATION CALCULATIONS UNIT OCCUPANCY CATEGORY (1)AREA OUTDOOR AIR RATE (CFM/FT2) APPROXIMATE FLOOR AREA SERVED (FT2) MINIMUM VENTILATION RATE REQUIRED (CFM) RTU-1 RETAIL 0.25 11,520 2880 (1) VENTILATION RATE PER CALIFORNIA BUILDING EFFICIENCY STANDARDS TABLE 120.1-A - REVISION DATE TITLE SHEET JOB NO. THESE DESIGN PLANS ARE THE PROPERTY OF HENSEL CONSULTING ENGINEERS, INC. THE RE-USE OF THESE PLANS IN PART OR IN WHOLE WITHOUT THE EXPRESS WRITTEN CONSENT OF HENSEL CONSULTING ENGINEERS, INC. IS PROHIBITED. (A)GENERAL NOTES: ANY ERRORS, AMBIGUITIES AND OMISSIONS IN DRAWINGS AND SPECIFICATIONS SHALL BE REPORTED TO US FOR CORRECTION BEFORE ANY PART OF THE WORK IS STARTED. UNLESS EXPRESSLY STIPULATED, NO ADDITIONAL ALLOWANCE WILL BE MADE IN THE CONTRACTOR AND/OR MANUFACTURERS FAVOR BY VIRTUE OF ERRORS, AMBIGUITIES AND/OR OMISSIONS WHICH SHOULD HAVE BEEN DISCOVERED DURING THE PREPARATION OF BID ESTIMATE AND DIRECTED TO OUR ATTENTION IN A TIMELY MANNER. (B)NOTE TO FIXTURE OR FURNITURE MFG'R.: THE PLAN IS SUBMITTED AS A GUIDE FOR THE MANUFACTURER. WHERE THE FABRICATION REQUIRES VERIFICATION BY PHYSICAL MEASUREMENT, SUCH MEASURE IS THE OBLIGATION OF THE MANUFACTURER AND WILL STAND NO EXPENSE FOR REPAIR OR RE-FABRICATION IF THERE IS ANY DEVIATION FROM ACTUAL MEASUREMENT. NOT WITHSTANDING ANY OMISSIONS, IT SHALL BE THE SOLE DUTY AND RESPONSIBILITY OF THE MANUFACTURER TO DETERMINE ACTUAL CONSTRUCTION AND DETAILS AND FABRICATE SAID DESIGN IN ACCORDANCE WITH ACCEPTED GOOD PRACTICE AND PROCEDURE AND LET HENSEL CONSULTING ENGINEERS, INC. KNOW AT THE TIME OF BIDDING IF SAID PLAN IS NOT PRACTICAL OR STRUCTURALLY SOUND FOR ITS INTENT AND PURPOSE. (C)NOTE TO ARCHITECT AND/OR GENERAL CONT'R.: PRIMARILY THIS PLAN IS SUBMITTED FOR THE CONVENIENCE OF THE ARCHITECT AND OR CONTRACTOR AND IS DRAWN FROM AVAILABLE ARCHITECTURAL INFORMATION. WE DO NOT PURPORT TO BE ARCHITECTS OR ENGINEERS. ALL MEASUREMENTS ARE SUBJECT TO PHYSICAL VERIFICATION AND ANY DEVIATIONS MUST BE DIRECTED TO HENSEL CONSULTING ENGINEERS, INC. IN WRITING. WE ACCEPT NO RESPONSIBILITY FOR WORK DONE BY SAID ARCHITECT AND/OR CONTRACTORS AND WILL NOT STAND ANY EXPENSE FOR CHANGES MADE NECESSARY BY LOCAL BUILDING CODES, ORDINANCES, STRUCTURAL CONDITIONS OR BY SUBSTITUTION OR CHANGES IN EQUIPMENT ON THIS PLAN. 04/02/2026 25399 1 2 - REGISTERED PROFESSIONAL ENGINEER STATE OF CALIFORNIA DAVID M . HENSEL MECHA N ICAL M32901 9/30/26 HENSEL CONSULTING ENGINEERS, INC. 16776 BERNARDO CENTER DR., STE. 203 SAN DIEGO CA, 92128 (619) 665-3259 www.hc-engineers.com T24-2 TITLE 24 ENERGY COMPLIANCE OR A N G E C O U N T Y C R E D I T UN I O N T I 17 0 1 S T . A N D R E W P L A C E SA N T A A N A , C A 9 2 7 9 5 STRUCTURAL CALCULATIONS 1701 E. St. Andrew Pl., RTU Replacement ENGINEER:IVAN GARCIA STRUC. JOB NO. : 25-168 DATE :12/23/2025 OPERATOR :IVAN GARCIA PRINCIPAL ENGINEER: Husam Ghanim These calculations are the property of Husam Ghanim, SE. They are provided to the Building Department as an aid in understanding the associated drawings. The use of these calculations is restricted to the original use for which they were prepared and their publication is expressly limited to such use. Reuse, reproduction, or publication, by any method, in whole or part, is prohibited without the written consent of Husam Ghanim, SE. Project:Sheet No.: Project No.: By: 898 N. Fair Oaks Ave. Suite F Pasadena, CA 91103 1RTU Replacement 1701 E. St. Andrew Pl. Santa Ana, CA 25-168 IG ASCE Hazards Report Address: 1701 E Saint Andrew Pl Santa Ana, California 92705 Standard:ASCE/SEI 7-16 Latitude:33.723018 Risk Category:II Longitude:-117.845143 Soil Class:D - Default (see Section 11.4.3) Elevation:80.81675460057177 ft (NAVD 88) Page 1 of 3https://ascehazardtool.org/Fri Dec 19 2025 2 SS : 1.273 S1 : 0.455 F a : 1.2 F v : N/A SMS : 1.528 SM1 : N/A SDS : 1.019 SD1 : N/A T L : 8 PGA : 0.536 PGA M : 0.643 F PGA : 1.2 Ie : 1 C v : 1.355 Seismic Site Soil Class: Results: Data Accessed: Date Source: D - Default (see Section 11.4.3) USGS Seismic Design Maps Ground motion hazard analysis may be required. See ASCE/SEI 7-16 Section 11.4.8. Fri Dec 19 2025 Page 2 of 3https://ascehazardtool.org/Fri Dec 19 2025 3 The ASCE Hazard Tool is provided for your convenience, for informational purposes only, and is provided “as is” and without warranties of any kind. The location data included herein has been obtained from information developed, produced, and maintained by third party providers; or has been extrapolated from maps incorporated in the ASCE standard. While ASCE has made every effort to use data obtained from reliable sources or methodologies, ASCE does not make any representations or warranties as to the accuracy, completeness, reliability, currency, or quality of any data provided herein. Any third-party links provided by this Tool should not be construed as an endorsement, affiliation, relationship, or sponsorship of such third-party content by or from ASCE. ASCE does not intend, nor should anyone interpret, the results provided by this Tool to replace the sound judgment of a competent professional, having knowledge and experience in the appropriate field(s) of practice, nor to substitute for the standard of care required of such professionals in interpreting and applying the contents of this Tool or the ASCE standard. In using this Tool, you expressly assume all risks associated with your use. Under no circumstances shall ASCE or its officers, directors, employees, members, affiliates, or agents be liable to you or any other person for any direct, indirect, special, incidental, or consequential damages arising from or related to your use of, or reliance on, the Tool or any information obtained therein. To the fullest extent permitted by law, you agree to release and hold harmless ASCE from any and all liability of any nature arising out of or resulting from any use of data provided by the ASCE Hazard Tool. Page 3 of 3https://ascehazardtool.org/Fri Dec 19 2025 4 Project:Sheet No.: Project No.: By: 898 N. Fair Oaks Ave. Suite F Pasadena, CA 91103 5RTU Replacement 1701 E. St. Andrew Pl. Santa Ana, CA 25-168 IG BUILDING ENERGY ANALYSIS REPORT PROJECT: Project Designer: Report Prepared by: Job Number: Date: The EnergyPro computer program has been used to perform the calculations summarized in this compliance report. This program has approval and is authorized by the California Energy Commission for use with both the Residential and Nonresidential 2022 Building Energy Efficiency Standards. This program developed by EnergySoft, LLC – www.energysoft.com. Orange County Credit Union TI 16776 Bernardo Center Dr., Suite 203 Comfort Mechanical Enterprises, Inc. Hensel Consulting Engineers, Inc. David Hensel, PE Pasadena, CA 91103Santa Ana, CA 92795 9/18/202510/14/2025 2532625399 San Diego, CA 92128 (619) 665-3259 1701 St. Andrew Place TABLE OF CONTENTS 3 1 Table of Contents 2 Form NRCC-MCH-E Mechanical Systems Cover Page Generated Date/Time:Documentation Software: Energy Code Ace CA Building Energy Efficiency Standards - 2022 Nonresidential Compliance Report Version: 2022.0.000 Schema Version: rev 20220101 Compliance ID: 336887-1025-0003 Report Generated: 2025-10-14 10:44:55 STATE OF CALIFORNIA Mechanical Systems CALIFORNIA ENERGY COMMISSION CERTIFICATE OF COMPLIANCE NRCC-MCH-E This document is used to demonstrate compliance for mechanical systems that are within the scope of the permit application and are demonstrating compliance using the prescriptive path outlined in 140.4, or 141.0(b)2 for alterations. Project Name: Orange County Credit Union TI Report Page: (Page 1 of 10) Project Address: Date Prepared: 2025-10-14T13:44:46-04:00 A. GENERAL INFORMATION 01 Project Location (city)Santa Ana 04 Total Conditioned Floor Area 19200 02 Climate Zone 8 05 Total Unconditioned Floor Area 0 03 Occupancy Types Within Project:06 # of Stories (Habitable Above Grade)1 ● Financial Institution B. PROJECT SCOPE This table Includes mechanical systems or components that are within the scope of the permit application and are demonstrating compliance using the prescriptive path outlined in 140.4, 170.2(b) or 141.0(b)2 and 180.2(b)2 for alterations. 01 02 03 Air System(s)Wet System Components Dry System Components Heating Air System Water Economizer Air Economizer Cooling Air System Pumps Electric Resistance Heat Mechanical Controls System Piping Fan Systems Mechanical Controls (existing to remain, altered or new)Cooling Towers Ductwork (existing to remain, altered or new) Chillers Ventilation Boilers Zonal Systems/ Terminal Boxes 1701 St. Andrew Place STATE OF CALIFORNIA Mechanical Systems CALIFORNIA ENERGY COMMISSION CERTIFICATE OF COMPLIANCE NRCC-MCH-E Project Name: Orange County Credit Union TI Report Page: (Page 2 of 10) Date Prepared: 2025-10-14T13:44:46-04:00 Generated Date/Time:Documentation Software: Energy Code Ace CA Building Energy Efficiency Standards - 2022 Nonresidential Compliance Report Version: 2022.0.000 Schema Version: rev 20220101 Compliance ID: 336887-1025-0003 Report Generated: 2025-10-14 10:44:55 C. COMPLIANCE RESULTS Table C will indicate if the project data input into the compliance document is compliant with mechanical requirements. This table is not editable by the user. If this table says "DOES NOT COMPLY" or "COMPLIES with Exceptional Conditions" refer to Table D., or the table indicated as not compliant for guidance. 01 AND 02 AND 03 AND 04 AND 05 AND 06 AND 07 AND 08 09 System Summary 110.1, 110.2, 140.4, 170.2(c) Pumps 140.4(k), 170.2(c)4I Fans/ Economizers 140.4(c), 140.4(e), 170.2(c) System Controls 110.2, 120.2, 140.4(f), 170.2(c) Ventilation 120.1, 160.2 Terminal Box Controls 140.4(d), 170.2(c)4B Distribution 120.3, 140.4(l), 160.2, 160.3 Cooling Towers 110.2(e)2 Compliance Results (See Table F)(See Table G)(See Table H)(See Table I)(See Table J)(See Table K)(See Table L)(See Table M) Yes AND AND Yes AND Yes AND Yes AND AND Yes AND COMPLIES with Exceptional Conditions Mandatory Measures Compliance (See Table Q for Details)COMPLIES D. EXCEPTIONAL CONDITIONS This table is auto-filled with uneditable comments because of selections made or data entered in tables throughout the form. The permit applicant has indicated on Table J that ventilation calculations have been attached or included elsewhere on the plans. E. ADDITIONAL REMARKS This table includes remarks made by the permit applicant to the Authority Having Jurisdiction. F. HVAC SYSTEM SUMMARY (DRY & WET SYSTEMS) Space Conditioning System Information 01 02 03 04 05 06 System Name Quantity System Serving System Status Space Type Utilizing Recovered Heat RTU-2 1 Multi-zone    STATE OF CALIFORNIA Mechanical Systems CALIFORNIA ENERGY COMMISSION CERTIFICATE OF COMPLIANCE NRCC-MCH-E Project Name: Orange County Credit Union TI Report Page: (Page 3 of 10) Date Prepared: 2025-10-14T13:44:46-04:00 Generated Date/Time:Documentation Software: Energy Code Ace CA Building Energy Efficiency Standards - 2022 Nonresidential Compliance Report Version: 2022.0.000 Schema Version: rev 20220101 Compliance ID: 336887-1025-0003 Report Generated: 2025-10-14 10:44:55 F. HVAC SYSTEM SUMMARY (DRY & WET SYSTEMS) Dry System Equipment Sizing (includes air conditioners, condensers, heat pumps, VRF, furnaces and unit heaters and DOAS systems) 01 02 03 04 05 06 07 08 09 10 11 Name or Item Tag Equipment Category per Tables 110.2, 140.4(a)2 and 170.2(c)3aii Equipment Type per Tables 110.2 and Title 20 Smallest Size Available 1 140.4(a) and 170.2(c)1 Equipment Sizing per Mechanical Schedule (kBtu/h) 140.4(a&b), 170.2(c)1 & 170.2(c)2 Heating Output 2,3 Cooling Output 2,3 Load Calculations 3,4 Per Design (kBtu/h) Rated (kBtu/h) Supp. Heating Output (kBtu/h) Sensible Per Design (kBtu/h) Rated (kBtu/h) Total Heating Load (kBtu/h) Total Sensible Cooling Load (kBtu/h) RTU-2 Unitary AC/ Cond. (no elec. resistance)AC, air-cooled pkg (3 phase) NA: Altered per 141.0(b)2E and 180.2(b)2    381.53 491.87  381.53 1FOOTNOTES: Equipment shall be the smallest size, within the available options of the desired equipment line, necessary to meet the design heating and cooling loads of the building per 140.4(a) and 170.2(c)1. Healthcare facilities are excepted. 2It is common practice to show rated output capacity on the equipment schedule. Sensible cooling output comes from specification sheet tables. 3 If equipment is heating only, leave cooling output and load blank. If equipment is cooling only, leave heating output and load blank. 4 Authority Having Jurisdiction may ask for load calculations used for compliance per 140.4(b) and 170.2(c). Dry System Equipment Efficiency (other than Package Terminal Air Conditioners (PTAC) and Package Terminal Heat Pumps (PTHP), DX-DOAS and Dual Fuel Heat Pumps) 01 02 03 04 05 06 07 08 09 Name or Item Tag Size Category (Btu/h) Heating Mode Cooling Mode Rating Condition (°F) Efficiency Unit Minimum Efficiency Required per Tables 110.2 / Title 20 Design Efficiency Efficiency Unit Minimum Efficiency Required per Tables 110.2 / Title 20 Design Efficiency RTU-2 >=240,000 and <760,000     EER IEER 9.8 13 11.4 16.9 STATE OF CALIFORNIA Mechanical Systems CALIFORNIA ENERGY COMMISSION CERTIFICATE OF COMPLIANCE NRCC-MCH-E Project Name: Orange County Credit Union TI Report Page: (Page 4 of 10) Date Prepared: 2025-10-14T13:44:46-04:00 Generated Date/Time:Documentation Software: Energy Code Ace CA Building Energy Efficiency Standards - 2022 Nonresidential Compliance Report Version: 2022.0.000 Schema Version: rev 20220101 Compliance ID: 336887-1025-0003 Report Generated: 2025-10-14 10:44:55 G. PUMPS This section does not apply to this project. H. FAN SYSTEMS & AIR ECONOMIZERS This table is used to demonstrate compliance with prescriptive requirements found in 140.4(c), 140.4(e), 140.4(m), 170.2(c)3, and 170.2(c)4A for fan systems. Fan systems serving only process loads are exempt from these requirements and do not need to be included in Table H. System Name RTU-2 Supply Fan Quantit y 1 Fan System Status Alteration System Zoning Multi- zone VAV systems Serving Dwelling Units Not Serving Dwelling Units Fan System Airflow (cfm) 15,300 Site Elevation 0 Economizer Differential Enthalpy 01 02 03 04 05 06 07 08 09 10 11 Fan Name or Item Tag Fan Type Qty Component Airflow through Component (%) Water Gauge (w.g) Allowance Design Component Allowance (watt/cfm) Fan Allowance (watt/cfm )3 Design Electrical Input Power Method Motor Nameplate Horsepower Fan Electrical Input Power (kW) RTU-2 Supply Fan Supply 1 Hydronic/DX cooling coil or heat pump coil 100  0.105 Economizer Return Damper 100  0.035 MERV 13-16 Filter downstream of thermal conditioning equipment 100  0.176 0.316 Manufacturer provided  7.46 RTU-2 Exhaust Fan Return 1 Fully ducted, or Systems that maintain pressure differential between rooms 100   0.089 Manufacturer provided  1.8 Supply Fan Base Allowance (watt/cfm) 0.413 Exhaust/Return/Relief/Transfer Fan Base Allowance(watt/cfm)0.23 Fan System Allowance (kW)3 16.12 Fan System Electrical Input Power (kW)9.26 1 FOOTNOTES: Fans serving spaces with design background noise goals below NC35 STATE OF CALIFORNIA Mechanical Systems CALIFORNIA ENERGY COMMISSION CERTIFICATE OF COMPLIANCE NRCC-MCH-E Project Name: Orange County Credit Union TI Report Page: (Page 5 of 10) Date Prepared: 2025-10-14T13:44:46-04:00 Generated Date/Time:Documentation Software: Energy Code Ace CA Building Energy Efficiency Standards - 2022 Nonresidential Compliance Report Version: 2022.0.000 Schema Version: rev 20220101 Compliance ID: 336887-1025-0003 Report Generated: 2025-10-14 10:44:55 H. FAN SYSTEMS & AIR ECONOMIZERS 2 Low-turndown single-zone VAV fan system must be capable of and configured to reduce airflow to 50 percent of design airflow and use no more than 30 percent of the design wattage at that airflow. No more than 10 percent of the design load served by the equipment shall have fixed loads. 3 Fan system allowance includes fan system base allowance. 4 Filter pressure loss can only be counted once per fan system. 5 Complex Fan System means a fan system that combines a single cabinet fan system with other supply fans, exhaust fans, or both. 6 Computer room economizers must meet requirements of 140.9(a) and will be documented on the NRCC-PRC-E document.. H. EXHAUST AIR HEAT RECOVERY 140.4(q), 170.2(c)4O 01 02 03 04 05 06 07 08 09 10 11 Fan System Name Qty Hours of Operation per Year Design Supply Airflow Rate Outdoor Airflow % Outdoor Air at Full Design Airflow Exemptions to Exhaust Air Heat Recovery Requirement per 140.4(q) & 170.2(c)4O Exhaust Air Heat Recovery 140.4(q) & 170.2(c)4O Type Of Heat Recovery Rating Required Recovery Ratio Energy Recovery Bypass RTU-2 Supply Fan 1 < 8,000 15,300 2,880 19 No Exemptions Apply Not Required     Fan Energy Index (FEI) 01 02 03 Name or Item Tag FEI Exception FEI RTU-2 Fans Variable Air Volume Fan System 0.95 STATE OF CALIFORNIA Mechanical Systems CALIFORNIA ENERGY COMMISSION CERTIFICATE OF COMPLIANCE NRCC-MCH-E Project Name: Orange County Credit Union TI Report Page: (Page 6 of 10) Date Prepared: 2025-10-14T13:44:46-04:00 Generated Date/Time:Documentation Software: Energy Code Ace CA Building Energy Efficiency Standards - 2022 Nonresidential Compliance Report Version: 2022.0.000 Schema Version: rev 20220101 Compliance ID: 336887-1025-0003 Report Generated: 2025-10-14 10:44:55 I. SYSTEM CONTROLS This table is used to demonstrate compliance with mandatory controls in 110.2 and 120.2 and prescriptive controls in 140.4(f) and (n), 170.2(c)4D 170.2(c)4L or requirements in 141.0(b)2E 180.2(b)2 for altered space conditioning systems. 01 02 03 04 05 06 07 08 09 10 System Name System Zoning Conditione d Floor Area Being Served (ft2) Thermostats 110.2(b) & (c)1, 120.2(a) 160.3(a)2A or 141.0(b)2E & 180.2(b)2 Shut-Off Controls 120.2(e) & 160.3(a)2D Isolation Zone Controls 120.2(g) & 160.3(a)2F Demand Response 110.12 120.2(b) & 160.3(a)2B Supply Air Temp. Reset 140.4(f) & 170.2(c)4D Window Interlocks per 140.4(n) & 170.2(c)4D Direct Digital Control (DDC) per 120.2 RTU-2 Controls Multi-zone w/ DDC to zone NA: Altered per 141.0(b)2E EMCS EMCS EMCS EMCS Included NA: Alteration Project Provided 1FOOTNOTES: Gravity gas wall heaters, gravity floor heaters, gravity room heaters, non-central electric heaters, fireplaces or decorative gas appliances, wood stoves are not required to have setback thermostats. J. VENTILATION AND INDOOR AIR QUALITY This table is used to demonstrate compliance with mandatory ventilation requirements in 120.1 120.2(e)3B 140.4(p) and 140.4(q) for all nonresidential and hotel/motel and d:t24refnolink/]160.2, 160.3(a)3D, 170.2(a)4N, 170.2(a)4O for high-rise residential occupancies. For alterations, only ventilation systems being altered within the scope of the permit application need to be documented in this table. In lieu of this table, the required outdoor ventilation rates and airflows may be shown on the plans or the calculations can be presented in a spreadsheet. 01 Check the box if the project is showing ventilation calculations on the plans, or attaching the calculations instead of completing this table. 02 Check this box if the project included Nonresidential, Hotel/Motel Spaces or Multifamily Common Use Spaces 03 Check the box if the project is using natural ventilation in any nonresidential or hotel/motel spaces to meet required ventilation rates per 120.1(c)2. K. TERMINAL BOX CONTROLS This section does not apply to this project. STATE OF CALIFORNIA Mechanical Systems CALIFORNIA ENERGY COMMISSION CERTIFICATE OF COMPLIANCE NRCC-MCH-E Project Name: Orange County Credit Union TI Report Page: (Page 7 of 10) Date Prepared: 2025-10-14T13:44:46-04:00 Generated Date/Time:Documentation Software: Energy Code Ace CA Building Energy Efficiency Standards - 2022 Nonresidential Compliance Report Version: 2022.0.000 Schema Version: rev 20220101 Compliance ID: 336887-1025-0003 Report Generated: 2025-10-14 10:44:55 L. DISTRIBUTION (DUCTWORK and PIPING) This table is used to show compliance with mandatory pipe insulation requirements found in 120.3 and mandatory requirements found in 120.4(g) for duct sealing. 01 Insulation shall be protected from damage, including that due to sunlight, moisture, equipment maintenance, and wind. Insulation exposed to weather shall be installed with a cover suitable for outdoor service. Insulation covering chilled water piping and refrigerant suction piping located outside the conditioned space shall have a Class I or Class II vapor retarder. All penetrations and joints of which shall be sealed. Duct Leakage Testing The answers to the questions below apply to the following duct systems: Supply & Return duct connections from unit to existing NR/ Common Use:Duct leakage testing shall not exceed 15% per NA7.5.3 required for these systems?No Dwelling Units:Total duct leakage of duct system shall not exceed 15% or duct system to outside shall not exceed 10% per RA3.1.4 required for systems? --- Duct leakage testing per CMC Section 603.9.2 required for these systems?No 11 No The scope of the project includes only duct systems serving healthcare facilities 12 No Duct system provides conditioned air to an occupiable space for a constant volume, single zone, space-conditioning system. 13 No The space conditioning system serves less than 5,000 ft2 of conditioned floor area. 14 Yes The combined surface area of the ducts is more than 25% of the total surface area of the entire duct system: 15 No The scope of the project includes extending an existing duct system, which is constructed, insulated or sealed with asbestos. 16 No The scope of the project includes an existing duct system that is documented to have been previously sealed as confirmed through field verification and diagnostic testing in accordance with procedures in the Reference Nonresidential Appendix NA2. 17 Yes All Ductwork and plenums with pressure class ratings shall be constructed to Seal Class A 18 Yes All ductwork is an extension of an existing duct system 19 No Ductwork serving individual dwelling unit 20 Yes < 25 ft of new or replacement space conditioning ducts installed in multifamily occupancy 21 R-8 Duct Insulation R-value 22 Yes Ductwork Existing To Remain 23 Yes Duct System Connected To Altered Space Conditioning System STATE OF CALIFORNIA Mechanical Systems CALIFORNIA ENERGY COMMISSION CERTIFICATE OF COMPLIANCE NRCC-MCH-E Project Name: Orange County Credit Union TI Report Page: (Page 8 of 10) Date Prepared: 2025-10-14T13:44:46-04:00 Generated Date/Time:Documentation Software: Energy Code Ace CA Building Energy Efficiency Standards - 2022 Nonresidential Compliance Report Version: 2022.0.000 Schema Version: rev 20220101 Compliance ID: 336887-1025-0003 Report Generated: 2025-10-14 10:44:55 M. COOLING TOWERS This section does not apply to this project. N. DECLARATION OF REQUIRED CERTIFICATES OF INSTALLATION Selections have been made based on information provided in previous tables of this document. If any selection needs to be changed, please explain why in Table E Additional Remarks. These documents must be provided to the building inspector during construction and can be found online at https://www.energy.ca.gov/programs-and-topics/programs/building-energy-efficiency-standards/2022-building-energy-efficiency-4 Form/Title NRCI-MCH-01-E - Must be submitted for all buildings O. DECLARATION OF REQUIRED CERTIFICATES OF ACCEPTANCE Selections have been made based on information provided in previous tables of this document. If any selection needs to be changed, please explain why in Table E Additional Remarks. These documents must be provided to the building inspector during construction and can be found online at https://www.energy.ca.gov/programs-and-topics/programs/building-energy-efficiency-standards/2022-building-energy-efficiency-4 Form/Title Systems/Spaces To Be Field Verified NRCA-MCH-02-A - Outdoor Air must be submitted for all newly installed HVAC units. Note: MCH-02-A can be performed in conjunction with MCH-07-A Supply Fan VFD Acceptance (if applicable) since testing activities overlap. NRCA-MCH-05-A - Air Economizer Controls RTU-2 Supply Fan NRCA-MCH-07-A Supply Fan Variable Flow Controls RTU-2 Supply Fan NRCA-MCH-11-A Automatic Demand Shed Controls RTU-2 Controls NRCA-MCH-16-A Supply Air Temperature Reset Controls RTU-2 Controls NRCA-MCH-18-A Energy Management Control Systems RTU-2 Controls P. DECLARATION OF REQUIRED CERTIFICATES OF VERIFICATION There are no NRCV forms required for this project. STATE OF CALIFORNIA Mechanical Systems CALIFORNIA ENERGY COMMISSION CERTIFICATE OF COMPLIANCE NRCC-MCH-E Project Name: Orange County Credit Union TI Report Page: (Page 9 of 10) Date Prepared: 2025-10-14T13:44:46-04:00 Generated Date/Time:Documentation Software: Energy Code Ace CA Building Energy Efficiency Standards - 2022 Nonresidential Compliance Report Version: 2022.0.000 Schema Version: rev 20220101 Compliance ID: 336887-1025-0003 Report Generated: 2025-10-14 10:44:55 Q. MANDATORY MEASURES DOCUMENTATION LOCATION This table is used to indicate where mandatory measures are documented in the plan set or construction documentation. 01 02 Compliance with Mandatory Measures documented through MCH Mandatory Measures Note Block Yes Plan sheet or construction document location See manufacturer's spec sheets STATE OF CALIFORNIA Mechanical Systems CALIFORNIA ENERGY COMMISSION CERTIFICATE OF COMPLIANCE NRCC-MCH-E Project Name: Orange County Credit Union TI Report Page: (Page 10 of 10) Project Address: Date Prepared: 2025-10-14T13:44:46-04:00 Generated Date/Time:Documentation Software: Energy Code Ace CA Building Energy Efficiency Standards - 2022 Nonresidential Compliance Report Version: 2022.0.000 Schema Version: rev 20220101 Compliance ID: 336887-1025-0003 Report Generated: 2025-10-14 10:44:55 DOCUMENTATION AUTHOR'S DECLARATION STATEMENT I certify that this Certificate of Compliance documentation is accurate and complete. Documentation Author Name:Documentation Author Signature: Company:Signature Date: Address:CEA/ HERS Certification Identification (if applicable): City/State/Zip:Phone: RESPONSIBLE PERSON'S DECLARATION STATEMENT I certify the following under penalty of perjury, under the laws of the State of California: 1.The information provided on this Certificate of Compliance is true and correct. 2.I am eligible under Division 3 of the Business and Professions Code to accept responsibility for the building design or system design identified on this Certificate of Compliance (responsible designer) 3.The energy features and performance specifications, materials, components, and manufactured devices for the building design or system design identified on this Certificate of Compliance conform to the requirements of Title 24, Part 1 and Part 6 of the California Code of Regulations. 4.The building design features or system design features identified on this Certificate of Compliance are consistent with the information provided on other applicable compliance documents, worksheets, calculations, plans and specifications submitted to the enforcement agency for approval with this building permit application. 5.I will ensure that a completed signed copy of this Certificate of Compliance shall be made available with the building permit(s) issued for the building, and made available to the enforcement agency for all applicable inspections. I understand that a completed signed copy of this Certificate of Compliance is required to be included with the documentation the builder provides to the building owner at occupancy. Responsible Designer Name:Responsible Designer Signature: Company:Date Signed: Address:License: City/State/Zip:Phone: 1701 St. Andrew Place David Hensel, PE Hensel Consulting Engineers, Inc. 16776 Bernardo Center Dr., Suite 203 San Diego CA 92128 (619) 665-3259 M32901 10/14/2025 David Hensel, PE Hensel Consulting Engineers, Inc. 16776 Bernardo Center Dr., Suite 203 San Diego CA 92128 (619) 665-3259 M32901 10/14/2025