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08-1819 (RC) Title 24TITLE 24 REPORT Title 24 Report for: KOMAR DESERT CENTER - BUILDING A 79-815 Highway 111 La Quinta, CA Project Designer: SB&A CONSULTING ENGINEERS, INC 3920 East Coronado Suite 207 Anaheim, CA 92807 714.666.8080 Report Prepared By: Kris Sharma SB&A CONSULTING ENGINEERS, INC 3920 East Coronado Suite 207 Anaheim, CA 92807 714.666.8080 CITY OF LA QUINTA BUILDING & SAFETY DEPT. APPR®U FOR CONST N DAT lik B Job Number: 081021 Date: IDEC 0 8 2008 FES& 7- z N0. M101.78 1AN\GPS 11/1/2008 \OF CA��F The EnergyPro computer program has been used to perform the calculations summarized in this compance report. This program has approval and authorized by the California Energy Commission for use with both the Residential and Nonresidential 2005 Building Energy Efficiency Standards. This program developed by EnergySoft, LLC - www.energysoft.com. TABLE OF CONTENTS Cover Page 1 Table of Contents 2 Form MECH-I-C Certificate of Compliance 3 Form MECH-2-C Air & Water System Requirements 5 Form MECH-3-C Mechanical Ventilation 6 Form MECH-4-C HVAC Misc. Prescriptive Requirements 7 Form MECH-MM Mechanical Mandatory Measures g HVAC System Heating and Cooling Loads Summary 10 EnergyPro 4.4 by EnergySott Job Number: 081021 User Number: 2299 CERTIFICATE OF COMPLIANCE (Part 1 of 2) MECH-I-C PROJECT NAME DATE OF PLANS DATE KOMAR DESERT CENTER - BUILDING A Oct 2008 11/1/2008 PROJECT ADDRESS BUILDING TYPE NONRESIDENTIAL ❑ HIGH RISE RESIDENTIAL ❑ HOTEL/MOTEL GUEST ROOM PHASE OF CONSTRUCTION ❑ NEW CONSTRUCTION ❑ ADDITION [X] ALTERATION ❑ UNCONDITIONED (File Affidavit) 79-815 Highway 111 La Quinta COMPLIANCE �_ _ PRINCIPAL DESIGNER - MECHANICAL TELEPHONE Building Permit # SB&A CONSULTING ENGINEERS, INC 714.666.8080 SIGNATURE DOCUMENTATION AUTHOR SB&A CONSULTING ENGINEERS, INC TELEPHONE 714.666.8080 Checked by/Date The Principal Mechanical Designer hereby certifies that the proposed building design represented in this set of construction Enforcement Agency GENERAL INFORMATION DATE OF PLANS BUILDING CONDITIONED FLOOR AREACLIMATE ZONE Oct 2008 9,734Sq.Ft. 15 BUILDING TYPE NONRESIDENTIAL ❑ HIGH RISE RESIDENTIAL ❑ HOTEL/MOTEL GUEST ROOM PHASE OF CONSTRUCTION ❑ NEW CONSTRUCTION ❑ ADDITION [X] ALTERATION ❑ UNCONDITIONED (File Affidavit) METHOD OF MECHANICAL ® PRESCRIPTIVE ❑ PERFORMANCE COMPLIANCE PROOF OF ENVELOPE COMPLIANCE ❑ PREVIOUS ENVELOPE PERMIT 0 ENVELOPE COMPLIANCE ATTACHED STATEMENT OF COMPLIANCE This Certificate of Compliance lists the building features and performance specifications needed to comply with Title 24, Parts 1 and 6 of the California Code of Regulations. This certificate applies only to building mechanical requirements. The documentation preparer hereby certifies that the documentation is accurate and complete. DOCUMENTATION AUTHOR SIGNATURE DATE Kris Sharma The Principal Mechanical Designer hereby certifies that the proposed building design represented in this set of construction documents is consistent with the other compliance forms and worksheets, with the specifications, and with any other calculations submitted with this permit application. The proposed building has been designed to meet the mechanical requirements contained in the applicable parts of Sections 100, 101, 102, 110 through115, 120 through 125, 142, 144, and 145. The plans & specifications meet the requirements of Part 1 (Sections 10-103a). The installation certificates meet the requirements of Part 1 (10-103a 3). ❑ The operation & maintenance information meets the requirements of Part 1 (10-103c). Please check one: (These sectionsof the Business and Professions Code are printed in full in the Nonresidential Manual.) } I hereby affirm that I am eligible under the provisions of Division 3 of the Business and Professions Code to sign this docmment as the person responsible for its preparation; and that I am licensed in the State of California as a civil engineer, o mechanical engineer I am a licensed architect. ❑ I affirm that I am eligible under the exemption to Division 3 of the Business and Professions Code by Section 5537.2 or 6737.3 to sign this document as the person responsible for its preparation; and that I am a licensed contractor performing this work. ❑ I affirm that I am eligible under the exemption to Division 3 of the Business and Professions Code to sign this document because it pertains to a structure or type of work described pursuant to Business and Professions Code sections 5537, 5538, and 6737.1. PRINCIPAL MECHANICAL DESIGNER - NAME ENGINEERS,SB&A CONSULTING SIGNATURE DATE LIC. # INSTRUCTIONS TO APPLICANT © MECH-I-C: Certificate of Compliance. Part 1, 2, 3 of 3 are required on plans for all submittals. IN MECH-2-C: Air/Water/Service/Water Pools Requirements. Part 1 of 3, 2 of 3, 3 of 3 are required for all submittals, but may be on plans. IN MECH-3-C: Mechanical Ventilation and Reheat is required for all submittals with mechanical ventilation, but may be on plans. ® MECH-4-C: HVAC Misc. Prescriptive Requirements is required for all prescriptive submittals, but may be on plans. ❑ MECH-5-C: Mechanical Equipment Details are required for all performance submittals. EnergyPro 4.4 by EnergySoft User Number: 2299 Job Number: 081021 Page:3 of 10 CERTIFICATE OF COMPLIANCE (Part 2 of 2) MECH-I-C (PROJECT NAME DATE KOMAR DESERT CENTER - BUILDING A 11/1/2 uesigner: This form is to be used by the designer and attached to the plans. Listed below are all the acceptance tests for mechanical systems. The designer is required to check the boxes by all acceptance tests that apply and list all equipment that requires an acceptance test. If all equipment of a certain type requires a test, list the equipment description and the number of systems to be tested in parentheses. The NJ number designates the Section in the Appendix of the Nonresidential ACM Manual that describes the test. Also indicate the person responsible for performing the tests (i.e. the installing contractor, design professional or an agent selected by the owner). Since this form will be part of the plans, completion of this section will allow the responsible party to budget for the scope of work appropriately. Building Departments: SYSTEM ACCEPTANCE. Before an occupancy permit is granted for a newly constructed building or space, or a new space -conditioning system serving a building or space is operated for normal use, all control devices serving the building or space shall be certified as meeting the Acceptance Requirements for Code Compliance. In addition a Certificate of Acceptance, MECH-I-A Form shall be submitted to the building department that certifies plans, specifications, installation certificates, and ooeratina and maintenance information meet the requirements of section 1 n-1 nwhi —H Titin 9A D ,+ A STATEMENT OF COMPLIANCE ® MECH-2-A: Ventilation System Acceptance Document -Variable Air Volume Systems Outdoor Air Acceptance TESTED BY -Constant Air Volume Systems Outdoor Air Acceptance MECHANICAL Equipment requiring acceptance testing AC -1, AC -2 & AC -3 CONTRACTOR Test required on all New systems both New Construction and Retrofit ❑ MECH-3-A: Packaged HVAC Systems Acceptance Document Equipment requiring acceptance testing Test required on all New systems both New Construction and Retrofit. ❑ MECH-4-A: Air -Side Economizer Acceptance Document Equipment requiring acceptance testing Test required on all New systems both New Construction and Retrofit. Units with economizers that are installed at the factory and certified with the commission do not require equipment testing but do require construction inspection. ® MECH-5-A: Air Distribution Acceptance Document Equipment requiring acceptance testing AC -1, AC -2 & AC -3 TESTED BY MECHANICAL CONTRACTOR This test required If the unit serves 5,000 t2 of space or less and 25% or more of the ducts are in nonconditoned or semiconditloned space like an attic. New systems that meet the above requirements. Retrord systems that meet the above requirements and either extend ducts, replace ducts or replace the packaged unit. ❑ MECH-6-A: Demand Control Ventilation Acceptance Document Equipment requiring acceptance testing All new DCV controls installed on new or existing packaged systems must be tested. ❑ MECH-7-A: Supply Fan Variable Flow Control Acceptance Document Equipment requiring acceptance testing All new VA fan volume controls installed on new or existing systems must be tested ❑ MECH-8-A:-Hydronic System Control Acceptance Document -Variable Flow Controls Applies to chilled and hot water systems. -Automatic Isolation Controls Applies to new boilers and chillers and the phinarypumpsare connected toacommon header. -Supply Water Temperature Reset Controls Applies to new constant tow chilled and hot water systems that have a design capacity greater than or equal to 500,000 ShAr. -Water-loop Heat Pump Controls Applies to all new watedoop heat pump systems where the combined loop pumps are greater than 5 hp. -Variable FrequencyControls Applies to all new distribution pumps on new variable flow chilled, hydronic heat pump or condenser water systems where the pumps motors are greater than 5 hp. Equipment re uirin acceptance testing 4 of 10 Page: EnergyPro 4.4 by EnergySoft User Number: 2299 Job Number: 081021 JAIR SYSTEM REQUIREMENTS Part 1 of 2 MECH-2-C� " (PROJECT NAME DATE KOMAR DESERT CENTER - BUILDING A 11/1/2008 SYSTEM FEATURES ITEM OR SYSTEM TAG(S) Number of Systems T-24 MANDATORY MEASURES Section Heating Equipment Efficiency, Cooling Equipment Efficiency Heat Pump Thermostat Furnace Controls Natural Ventilation Minimum Ventilation VAV Minimum Position Control Demand Control Ventilation Time Control Setback and Setup Control Outdoor Damper Control Isolation Zones Pipe Insulation Duct Insulation PRESCRIPTIVE MEASURES Calculated Heating Capacity x 1.43 2 Proposed Heating Capacity 2 Calculated Sensible Cooling Capacity x 1.212 Proposed Sensible Cooling Capacity 2 Fan Control DP Sensor Location Supply Pressure Reset (DDC only) Simultaneous Heat/Cool Economizer Heating Air Supply Reset Cooling Air Supply Reset Duct Sealing for Prescriptive Compliance AIR SYSTEMS Central or Sin le Zone Zone AC -1, 2 & 3 3 Reference on Pians or Specification 1 112(a) 3.20 COP 144 a & b 254,826 btuh 112(a) 9.8 EER 144 a & b 279,629 btuh 112(b) Yes 144 c 112c,115a n/a 144 d No 121(b) No 144 f Constant Tem 121 b 2434 cfm 144 k No 121 c No 121 c No 121(c), 122(e) Pro rammable Switch 122(e) Heating & Cooling Required -122(f) Gravity 122(g) n/a 123 124 R-4.2 144 a & b 278,007 btuh 144 a & b 254,826 btuh 144 a & b 515,237 btuh 144 a & b 279,629 btuh 144 c Constant Volume 144 c 144 c No 144 d No 144 a Fixed Enth (Integrated) 144 f Constant Tem 144 (f) Constant Temp 144 k No 1: For each central and single zone air systems (or group of similar units) fill in the reference to sheet number and/or specification section and paragraph number where the required features are documented. If a requirement is not applicable, put "N/A" in the column. 2: Not required for hydronic heating and cooling. Either enter a value here or put in reference of plans and specificatons per footnote 1. 3: Enter Yes if System is: Constant Volume, Single Zone; Serves < 5,000 sgft Has > 25% duct in unconditioned space. Duct sealing is required for Prescriptive Compliance, see PERF -1 for performance method duct sealing requirements. EnergyPro 4.4 by EnergySoft User Number: 2299 Job Number: 081021 Page:5 of 10 MECHANICAL VENTILATION MECH-3-C (PROJECT NAME DATE KOMAR DESERT CENTER - BUILDING A 11/1/2008 PRESCRIPTIVE REHEAT LIMITATION Section 144(d)) MECHANICAL VENTILATION Section 121(b)2) AREA BASIS OCCUPANCY BASIS VAV MINIMUM A B C D E I F I G H I J K L M N ZONE/SYSTEM 0 >0 ��0, 3° a r., ry1-1 oo X DA z � 3 0 o 0 -0 n NNT Cr m � X0� _ �o � � D OX �- n c� 1° � TwN 0 o c� � o �tN"' �3 c1 'f 17° X x � o � � M 03X -n. � fO 9 3 N a Retail 9,734 0.25 2,434 321.2 7.6 2,434 2,434 2,434 Zone AC -1, 2 & 3 Total 2,434 2,434 C Minimum ventilation rate per Section 121 Table 121-A E Based on fixed seat or the greater of the expected number of occupants and 50% of the CBC occupant load foregress purposes fors aces without fixed seating. H Required Ventilation Air (READ V.A.) is the larger of the ventilation rates calculated on and AREA or OCCUPANCY BASIS column D or G). I Must be greater than orequal to H or use Transfer Air column N to make up the difference. J Design fan supply cfm Fan CFM x 30%; or K Condition area (fl. sq.) x 04 cfm/ft. sq.; or L Maximum of Columns H, J, K, or 300 cfm M This must be less than or equal to Column L and greater that or equal to the sum of Columns H + N. N Transfer air must be provided where the Required Ventilation Air (column 1) is greater than the Design Minimum Air (column M). Where required, transfer air must be greater than or equal to the difference between the Required Ventilation Air (column 1) and the Design Minimum Air (column M), column H - M. EnergyPro 4.4 by EnergySoft User Number: 2299 Job Number: 081021 Page:6 of 10 MECHANICAL SIZING AND FAN POWER MECH-4-C PROJECT NAME DATE KOMAR DESERT CENTER - BUILDING A 11/1/2008 SYSTEM NAME • Zone AC -1, 2 & 3 FLOOR AREA 9,734 IFAN POWER CONSUMPTION B DESIGN BRAKE HP 4.200 0.050 E NUMBER OF FANS 3.0 2.0 1. TOTAL FAN SYSTEM POWER INDEX or ADJUSTED FAN POWER INDEX must not exceed 0.8 W/cfm for Constant Volume systems or 1.25 W/cfm for VAV systems. ITEM or SYSTEM TAG(S) Total Adjustments FILTER PRESSURE ADJUSTMENT EQUATION 144-A 1 TOTAL FAN SYSTEM POWER(Wafts, Sum Column 11,395 2) SUPPLY DESIGN AIRFLOW (CFM) 15,000 A) If filter pressure drop is greater than 1 inch W.C. enter 3 TOTAL FAN SYSTEM POWER INDEX Row 1/Row 21 filter pressure drop. SPa on line 4 and Total Fan pressure SPf on Line 5. B) Calculate Fan Adjustment and enter on Line 6. 4 SPa 5 SPf C) Calculate Adjusted Fan Power Index and enter on Line 7. 6) Fan Adjustment =1-(SPa -1)/SPf 7 ADJUSTED FAN POWER INDEX Line 3 x Line 6)' 0.760 1. TOTAL FAN SYSTEM POWER INDEX or ADJUSTED FAN POWER INDEX must not exceed 0.8 W/cfm for Constant Volume systems or 1.25 W/cfm for VAV systems. ITEM or SYSTEM TAG(S) PRESCRIPTIVE MEASURES Electric Resistance Heating 1 Heat Rejection System 2 Air Cooled Chiller Limitation 3 T-24 Section Capacity Exception Notes 144 144 (h) 144 i 1. Total installed capacity (MBtu/hr) of all electric heat on this project exclusive of electric auxiliary heat for heat pumps. If electric heat is used, explain which exception(s) to Section(g) apply. 2. Are centrifugal fan cooling towers used on this project? (Enter "Yes" or *No") If centrifugal fan cooling tower are used, explain which exception (s) to Section 144(h) apply. - 3. Total installed capacity (tons) of all water and air cooled chillers under this permit. If there are more than 100 tons of air-cooled chiller capacity being installed, explain which exception(s) to Section 144(1) apply. EnergyPro 4.4 by EnergySoft User Number: 2299 Job Number: 081021 Page:7 0 10 MECHANICAL MANDATORY MEASURES Part 1 of 2 MECH-MM (PROJECT NAME DATE KOMAR DESERT CENTER - BUILDING A 11/1/2008 DESCRIPTION Designer Enforcement Equipment and Systems Efficiencies FRI 111 Any appliance for which there is a California standard established in the Appliance Efficiency Regulations will comply with the applicable standard. AC -1 115(a) Fan type central furnaces shall not have a pilot light. El 123 Piping, except that conveying fluids at temperatures between 60 and 105 degrees Fahrenheit, or within HVAC equipment, shall be insulated In accordance with Standards Section 123. 0 124 Air handling duct systems shall be Installed and Insulated In compliance with Sections 601, 602, 603, 604, and 605 of the 2001 CMC Standards. Controls AC -1 122(e) Each space conditioning system shall be installed with one of the following: FRI 122(e)1A Each space conditioning system serving building types such as offices and manufacturing facilities (and all others not explicitly exempt from the requirements of Section 112 (d)) shall be installed with an automatic time switch with an accessible manual override that allows operation of the system during off -hours for up to 4 hours. The time switch shall be capable of programming different schedules for weekdays and weekends and have program backup AC -1 capabilities that prevent the loss of the device's program and time setting for at least 10 hours If power is interrupted; or r] 122(e)1 B An occupancy sensor to control the operating period of the system; or El 122(e)1 C A 4 -hour timer that can be manually operated to control the operating period of the system. 122(e)2 Each space conditioning system shall be installed with controls that temporarily restart and temporarily operate the system as required to maintain a setback heating and/or a setup cooling thermostat setpoint. AC -1 122(8) Each space conditioning system serving multiple zones with a combined conditioned floor area more than 25,000 square feet shall be provided with isolation zones. Each zone: shall not exceed 25,000 square feet; shall be provided with isolation devices, such as valves or dampers, that allow the supply of heating or cooling to be setback or shut off independently of other Isolation areas; and shall be controlled by a time control device as described above. ® 122(a&b) Each space conditioning system shall be controlled by an Individual thermostat that responds to temperature within the zone. Where used to control heating, the control shall be adjustable down to 55 degrees F or lower. For cooling, the control shall be adjustable up to 85 degrees F or higher. Where used for both heating and cooling, the control shall be capable of providing a deadband of at AC -1 least 5 degrees F within which the supply of heating and cooling is shut off or reduced to a minimum. F 122(c) Thermostats shall have numeric setpoints in degrees Fahrenheit (F) and AC -1 adjustable setpoint stops accessible only to authorized personnel. 112(b) Heat pumps shall be Installed with controls to prevent electric resistance supplementary heater operation when the heating load can be met by the heat AC -1 pump alone. EnergyPro 4.4 by EnergySoft User Number: 2299 Job Number: 081021 8 of 10 Page: MECHANICAL MANDATORY MEASURES Part 2 of 2 MECH-MM PROJECT NAME KOMAR DESERT CENTER - BUILDING A DATE Description Designer Enforcement Ventilation a121(e) Controls shall be provided to allow outside air dampers or devices to be operated at the ventilation rates as specified on these plans. AC -1 X 122(f) Gravity or automatic dampers interlocked and closed on fan shutdown shall be provided on the outside air intakes and discharges of all space conditioning and exhaust systems. AC -1 122(f) All gravity ventilating systems shall be provided with automatic or readily accessible manually operated dampers in all openings to the outside, except for combustion air openings. AC 1 ❑ 121(01 Air Balancing: The system shall be balanced in accordance with the National _ Environmental Balancing Bureau (NEBB) Procedural Standards (1983), or Associated Air Balance Council (AABC) National Standards (1989); or X❑ 121(02 Outside Air Certification: The system shall provide the minimum outside air as shown on the mechanical drawings, and shall be measured and certified by the Installing licensed C-20 mechanical contractor and certified by (1) the design mechanical engineer, (2) the installing licenced C-20 mechanical contractor, or (3) the person with overall responsibility for the design of the ventilation system; or AC -1 121(03 Outside Air Measurement: The system shall be equipped with a calibrated local or remote device capable of measuring the quantity of outside air on a continuous basis and displaying that quantity on a readily accessible display divice; or 121(04 Another method approved by the Commission. Service Water Heating Systems X❑ 113(b)2 If a circulating hot water system is Installed, It shall have a control capable of automatically turning off the circulating pump(s) when hot water Is not required. P-1 a 113(c) Lavatories in restrooms of public facilities shall be equipped with controls to limit the outlet temperature to 110 degrees F. P-1 EnergyPro 4.4 by EnergySoft User Number: 2299 Job Number: 081021 9 of 10 Page: 1HVAC SYSTEM HEATING AND COOLING LOADS SUMMARY � PROJECT NAME DATE KOMAR DESERT CENTER - BUILDING A 11/1/2008 SYSTEM NAME FLOOR AREA Zone AC -1, 2 & 3 A 7.qa Number of Systems 3 Heating System Output per System 136,000 Total Output (Btuh) 408,000 Output (Btuh/sgft) 41.9 Cooling System Output per System 130,000 Total Output (Btuh) 390,000 Total Output (Tons) 32.5 Total Output (Btuh/sgft) 40.1 Total Output (sgtt/Ton) 299.5 Air System CFM per System 5,000 Airflow (cfm) 15,000 Airflow (cfm/sgft) 1.54 Airflow (cfm/Ton) 461.5 Outside Air (%) 16.2 Outside Air (cfm/sqft) 0.25 Note: values above given at ARI conditions I JEATING SYSTEM PSYCHROME' 26.0 OF 62.7 OF Outside 2434 cfm Supply Fan 15000 cfm 69.8 of 11.0 / 77.6 of 311,� Outside Air 2434 cfm 74.9/67.4 of 62.7 of Total Room Loads Return Vented Lighting Return Air Ducts Return Fan Ventilation Supply Fan Supply Air Ducts TOTAL SYSTEM LOAD COIL COOLING PEAK COIL HTG. PEAK CFM Sensible Latent CFM I ensible 29,049 302,271 64,244 8,242 73,689 0 15,114 3,684 0 0 2,434 93,318 1,807 2,434 113,352 0 0 15,114 3,684 425,8161 66,0511 194 410 Carrier 50HJQ014 279,629 94,042 254,826 Total Adjusted System Output 279 629 94,042 254,826 (Adjusted for Peak Design Conditions) Heating Coil TIME OF SYSTEM PEAK I Jul 5 pm I I Jan 12 am 78.6 of of h Return Air Ducts 4 80.8 / 69.2 of 80.8 / 69.3 of 63.3 / 62.4 of Supply Fan 15000 cfm Cooling Coil Q 4.4 by EnergySoft User Number: 2299 Job Number: 081021 Supply Air Ducts 78.4 OF ROOMS 70.0 of Supply Air Ducts 64.2/62.7 of 70.5% R.H. ROOMS 74.0 / 67.1 of