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Home My WebLink AboutCOM 0876.002 2008-2010EMILY L NAEOLE - BEASON Vice Chair Council District 5 Phone: (808) 965 -2712 Fax: (808) 965 -2707 Email: enaeole@co.hawaii.hi.us Business Address: 15 -2662 Pahoa - Village Road Pahoa Marketplace, Room 104 Pahoa, Hawaii 96778 County of Hawai `i Office of the County Clerk 25 Aupuni Street Hilo, Hawaii 96720 _ Telephone: (808) 961 -8255 Facsimile: (808) 961 -8912 C-- To: J Yoshimoto, Chair and Members of the Hawaii County Council "' From: *mily I. Naeole- Beason, Council Vice Chair Date: July 20, 2010 Subject: Proposed Amendment to Bill 270; Repeal and Replace Article 5 of Bill 270 (Relating to the International Energy Conservation Code) Article 5 of Bill 270 adopts the International Energy Conservation Code 2006 Edition, as amended. The attached proposed amendment replaces Article 5 of Bill 270 in its entirety by adopting the 2009 International Energy Conservation Code, with "local" amendments. No other amendments to Bill 270 are proposed via this communication. As Bill 270 consists of 86 pages, only the proposed amendments are attached. Please note as well that both the clean version and Ramseyer format versions of the "local" amendments to the 2009 International Energy Conservation Code (IECC) are attached. The Ramseyer format version is attached for illustrative purposes only, so that any interested party may readily analyze the proposed "local" amendments to the 2009 IECC. Thank you. EIN /rjh att. Serving the Interests of the People of Our Island Hawaii County is an Equal Opportunity Provider and Employer CO MOL No. � 7 Z Ref. Tos C� Ref. Cate JUL 2 0 2010 "Article 5. Adoption of the International Energy Conservation Code. Section 5 -84. International Energy Conservation Code adopted. The "2009 International Energy Conservation Code ", February 2010 Edition, published by the INTERNATIONAL CODE COUNCIL, INC., Publications, 4051 West Flossmoor Road, Country Club Hills, IL 60478, is adopted by reference and made a part of this code, subject to the amendments hereinafter set forth in this article. Copies of the 2009 International Energy Conservation Code, February 2010 Edition, and amendments thereto shall be available for public inspection at the department of public works and the office of the county clerk. (1) Amending Section 101.1. Section 10 1. 1 is amended to read as follows: "101.1 Title. This code shall be known as the International Energy Conservation Code of the County of Hawaii, and shall be cited as such. It is referred to herein as "this code. "" (2) Amending Section 101.2. Section 101.2 is amended to read as follows: "101.2 Scope. This code applies to residential and commercial buildings. Exception: Unconditioned R -3 (single family dwelling) occupancies." (3) Adding Section 101.4.2.1. Section 101.4.2.1 is added to read as follows: "101.4.2.1 Indigenous Hawaiian Architecture. For the purpose of this section, indigenous Hawaiian architecture includes any of the predominant architectural practices, customs, styles, and techniques historically employed by the native residents of the Hawaiian Islands, including structure comprised of either rock walls or wood frames for the bottom portion of structures, and thatched of different natural grasses and leaves for the roof. All structures of indigenous Hawaiian architecture are exempt from this code." (4) Deleting and replacing Section 103.1. Section 103.1 is deleted in its entirety and replaced to read as follows: "103.1 General. Plans, specifications and necessary computations shall be submitted to indicate compliance with this code. Plans, specifications, and necessary computations for work to comply with this code shall be prepared, designed, approved, certified, and stamped by a duly registered licensed professional as required by Chapter 464 of the Hawaii Revised Statutes, for the following work: 1. All electrical power, equipment and lighting requirements shall be completed and certified by an electrical engineer. 2. All requirements of heating, ventilating, air conditioning systems and equipment, service water heating systems and equipment shall be completed and certified by a mechanical engineer. 3. All elements of building envelope and building performance requirements shall be completed and certified by an architect or mechanical engineer. EXCEPTION: A duly registered professional architect may prepare, design, approve, certify and stamp the following plans, specifications and necessary computations when any of the following conditions are complied with: 1. Lighting and /or electrical plans when the total load of all electrical work shall not exceed 35 kilo -volt amperes. 2. Mechanical plans when the building or structure is heated, ventilated, or equipped and cooled with an air conditioning system with a total capacity of not more than 60,000 BTU /Hr. Specifications and necessary computations need not be submitted when authorized by the code official." (5) Amending Section 103.3.1. Section 103.3.1 is amended to read as follows: "103.3.1 Approval of construction documents. When the code official issues a permit, the code official shall affix an official stamp of approval to the specifications and each sheet of the job site copy of the plans. Such approved plans and specifications shall not be changed, modified, or altered without authorization from the code official and all work shall be done in accordance with the approved plans. The building permit shall be posted in a conspicuous place on the job site during the progress of work. One set of approved plans shall be retained by the code official as the official records, one set of approved plans shall be returned to the applicant as the approved job site copy, and said set shall be kept on the site of the building or work at all times during which the work authorized thereby is in progress." 4 (6) Deleting Section 103.3.3. Section 103.3.3 is deleted. (7) Amending Section 103.5. Section 103.5 is amended to read as follows: "103.5. Retention of construction documents. One set of approved construction documents shall be retained by the code official." (8) Amending Section 104.4. Section 104.4 is amended to read as follows: "104.4 Reinspections. A reinspection fee may be assessed for each inspection or reinspection when such portion of work for which each inspection is called is not complete or when corrections called for are not made. This section is not to be interpreted as requiring reinspection fees the first time a job is rejected for failure to comply with the requirements of this code, but as controlling the practice of calling for inspections before the job is ready for such inspection or reinspection. Re- inspection fees may be assessed when the building permit card is not posted or otherwise available on the work site, the approved plans are not readily available to the inspector, for failure to provide access on the date for which inspection is requested, or for deviating from plans requiring the approval of the code official. To obtain reinspection, the applicant shall file an application thereof in writing on a form furnished by the code official and pay the reinspection fee of $50 for each additional inspection. In instances where reinspection fees have been assessed, no additional inspection of the work will be performed until the required fees have been paid." (9) Amending Section 104.8. Section 104.8 is amended to read as follows: "104.8 Approval. After required inspections indicate that the work complies in all respects with this code, a notice of inspection or certificate of occupancy shall be issued by the code official." 3 (10) Amending Section 202. Section 202 is amended by adding the following definitions to read as follows: "CERTIFICATION. As used herein, the word certify shall mean an expression of the licensed professional's opinion to the best of its information, knowledge, and belief, and does not constitute a warranty or guarantee. FULLY SHADED WINDOWS, windows protected from direct solar heat gain by a projection factor of no less than 1.0 projection shall be oriented such that the full window is shaded year round." (11) Amending Section 301.1. Section 301.1 is amended to read: "301.1 General. Hawaii County, in its entirety, shall be Climate Zone 1." (12) Deleting Sections 301.2 and 301.3. Sections 301.2 and 301.3 are deleted. (13) Deleting Figure 301.1, Table 301.1, Table 301.3(1) and Table 301.3(2). Figure 301.1, Table 301.1, Table 301.3(1) and Table 301.3(2) are deleted. (14) Amending Section 401.3. The first sentence of Section 401.3 is amended to read as follows: "When required by the code official, a permanent certificate shall be posted on or in the electrical distribution panel." (15) Adding Sections 402. 1. 1. 1 through 402.1.1.8 and Section 402.1.1.8.1. Sections 402.1.1.lthrough 402.1.1.8 and Section 402.1.1.8.1 are added to read as follows: "402.1.1.1 Ceiling insulation alternative. Insulation requirements for ceilings in unconditional habitable spaces constructed in Hawaii County climate zone shall meet one of the design options in Table 402.1.1.1. 402.1.1.2 Definitions. For the purpose of this section, the following terms shall be defined as follows: GROSS AREA OF OPAQUE ROOF SURFACES. Gross area of opaque roof surfaces means the total surface of the roof assembly exposed to outside air or unconditioned spaces. The opaque roof assembly shall exclude skylight surfaces, service openings, and overhangs. NET FREE VENT AREA. Net free vent area means the total area through which air can pass in a screen, grille face or register. ROOF AREA. Roof area means attic floor area; or, if there is no attic, "roof area" means the horizontal projection of a roof area measured from the outside surface of the exterior wall. 402.1.1.3 Construction Documents. Plans shall be submitted which indicate insulation type, thickness, and location; ventilation opening types, sizes and locations; radiant barrier location; and roof surface type as appropriate, depending on the option selected from Table 402.1.1.1 402.1.1.4 Roof insulation. Roof insulation for unconditioned habitable spaces shall be provided as follows: 1. In buildings with an attic space provide either: 1.1 R -30 insulation installed above the ceiling level, or 1.2 R -19 insulation installed at the roof level between the roof framing members. 2. In buildings without an attic space provide either: 2.1 R -19 insulation installed at the roof level between the roof framing members, or 2.2 R -15 entirely above the roof deck. 402.1.1.5 Ventilation. Ventilation shall be provided by at least one of the following: 1. A baffled ridge vent installed in accordance with manufacturer's instructions in addition to lower inlet openings to provide a total of no less than one (1) square foot of net free vent area for each 300 square feet of roof area. No less than 30 percent of the total vent area shall be in either the ridge vent or the lower half of the ventilated space. 2. A solar- powered exhaust fan that provides at least one (1) cubic foot per minute of airflow for each square foot of roof area. 3. Upper and lower vents with total net free vent area of at least one (1) square foot for each 150 square feet of roof area. At least 30 percent of the total vent area shall be in the upper of the ventilated space and at least 30 percent of the 5 total vent area shall be in the lower half of the ventilated space. 402.1.1.6 Radiant Barrier. A radiant barrier shall have an emissivity of no greater than 0.05 as tested in accordance with ASTM E -408. The radiant barrier shall be installed with the shiny side facing down and with a minimum air gap thickness of 3 /4 -inch below. The radiant barrier may be securely attached to the roof framing or may be laminated to the bottom of the roof sheathing. 402.1.1.7 Cool Roof. A cool roof shall have an infrared emittance of no less than 0.75 when tested in accordance with ASTM E -408 and a high solar reflectance. The manufacturer's test results shall be acceptable for compliance. 402.1.1.8 Roof Heat Gain Factor. The Roof Heat Gain Factor (RHGF) shall not exceed 0.05 when calculated as described in Equation 402.1.1 -1. Equation 402.1.1 -1 RHGF = U,x a x RB Where: RHGF = Roof Heat Gain Factor (Btu/ft -h - ° F) Ur = overall thermal transmittance value for the gross area of opaque roof surfaces (Btu/ft -h - ° F) a = roof surface absorptivity. Between 0.3 and 1.0 (unitless) RB = Radiant Barrier credit. Equals 0.33 if a radiant barrier is installed and 1.00 otherwise (unitless). Radiant barrier installation must comply with Section 402.1.1.8.1 to qualify for Radiant Barrier credit. 402.1.1.8.1 Radiant Barrier Credit. To quality for the radiant barrier credit (RB) described in Section 402.1.1.8, the installation of the radiant barrier must meet the following criteria: 1. The emissivity of the radiant barrier must be 0.10 or less. The manufacturer must provide test data or documentation of the emissivity as tested in accordance with ASTM E- 408. 2. The radiant barrier must be securely installed in a permanent manner using one of the following installation methods: 2.1 The radiant barrier shall be draped with the shiny side facing down over the top cord of the truss before the roof deck is installed. A minimum air gap of 3 /4 -inch must be provided between the radiant barrier and the roof deck above at the center of the 2 span. A minimum 3 /4 -inch air gap must also be provided between the radiant barrier and the ceiling or insulation below. 2.2 The radiant barrier shall be stretched with the shiny side facing down between the top cords of the truss and stapled or otherwise secured at each side. A minimum air space of 3 /4 -inch above and below is required. 2.3 For attic installations only, the radiant barrier shall be stapled or otherwise secured to the bottom surface of the top cord of the truss and draped below with the shiny side facing down. A minimum air space of 3 /4 -inch above and below is required. 2.4 For open beam ceiling construction only, the radiant barrier shall be laid on top of the roof deck with the shiny side facing up and a minimum 3 /4 -inch air gap between the radiant barrier and the roofing material above. The roof slope must be greater than or equal to 14' from horizontal. 3. At least one (1) square foot of free area for ventilation shall be provided per 150 square feet of attic floor area, or in the case of vaulted or open beam ceilings, per 150 square feet of ceiling area. In vaulted or open beam ceilings, the air space shall be vented with vent area approximately evenly distributed between the top and bottom. In vaulted ceiling, vents shall be provided for each air space between rafters." (16) Amending Table 402.1.1. Table 402. 1.1 is amended by deleting all references to Climate Zones 1 through 8 and replacing with a single climate zone, "Hawai`i County ", amending footnotes "a" and "b ", and deleting footnotes "c" through 'J", to read as follows: "TABLE 402.1.1 INSULATION AND FENESTRATION REQUIREMENTS BY COMPONENT' Climate Zone Hawaii County Fenestration U- Factor b 1.20 Skylight U- Factor 0.75 Glazed Fenestration SHGC 0.30 Ceiling R -Value See Section 402.1.1.1 Wood Frame Wall R -Value 13 Mass Wall R -Value 3 Floor R -Value NR Basement Wall R -Value NR Slab R -Value & Depth NR Crawl Space Wall R -Value NR 7 For SL• 1 foot = 304.8 mm. NR = No Requirement. a. R- values are minimums. U- factors and SHGC are maximums. b. The fenestration U- factor column excludes skylights. The SHGC column applies to all glazed fenestrations." (17) Adding Table 402.1.1.1. Table 402.1.1.1 is added to read as follows: "TABLE 402.1.1.1 CEILING INSULATION ALTERNATIVE Design Option Design and Construction Components Fenestration U- Factor Roof Insulation Attic Ventilation Radiant Barrier Cool Roof Section Roof Heat Gain Factor below 0.05 (Section 402.1.1.8) 1 R Mass Wall U- Factor 0.197 Floor U- Factor NR 2 NR R R 3a R R 4a R R = Required a = Design Option is not allowed at building sites above a 2,400 -foot elevation." (18) Amending Table 402.1.3. Table 402.1.3 is amended by deleting all references to Climate Zones 1 through 8 and replacing with a single climate zone, "Hawai`i County ", amending footnote "b ", and deleting footnote "c ", to read as follows: "TABLE 402.1.3 EQUIVALENT U- FACTORS Climate Zone Hawaii County Fenestration U- Factor 1.2 Skylight U- Factor 0.75 Ceiling U- Factor 0.035 Frame Wall U- Factor 0.082 Mass Wall U- Factor 0.197 Floor U- Factor NR Basement Wall U- Factor NR Crawl Space Wall U- Factor NR NR = No Requirement a = Nonfenestration U- Factors shall be obtained from measurement, calculation or an approved source. b = The mass wall U- Factor shall be a maximum of 0.17 when more than half the insulation is on the interior." (19) Deleting Section 402.2.1 and Section 402.2.2. Section 402.2.1 and Section 402.2.2 are deleted. (20) Amending Section 402.2.5. Section 402.2.5 is amended by amending the "Exception" paragraph to read as follows: "Exception: The continuous insulation requirements in Table 402.2.5 shall be permitted to be reduced to R -3 for steel frame wall assemblies with studs spaced at 24 inches (610 mm) on center." (21) Deleting Section 402.2.6, Section 402.2.7, Section 402.2.8, and Section 402.2.9. Section 402.2.6, Section 402.2.7, Section 402.2.8, and Section 402.2.9 are deleted. (22) Amending Section 402.2.11. Section 402.2.11 is amended to read: "402.2.11 Thermally isolated sunroom insulation. The minimum ceiling and wall insulation R -Value shall be R -13. New wall(s) separating a sunroom from conditioned space shall meet the building thermal envelope requirements." (23) Amending Section 402.3.3. Section 402.3.3 is amended to read as follows: "402.3.3. Glazed fenestration exemption. Up to 15 square feet (1.4m of glazed fenestration per dwelling unit shall be permitted to be exempt from U- factor and SHGC requirements in Section 402.1.1. North- facing windows and fully shaded windows shall be permitted to be exempt for SHGC requirements in Section 402.1.1. This exemption shall not apply to the U- factor alternative approach in Section 402.1.3 and the Total UA alternative in Section 402.1.4. SHGC requirement for jalousie windows shall be 0.65." 9 (24) Deleting Section 402.3.5. Section 402.3.5 is deleted. (25) Adding Section 402.4.1.1. Section 402.4.1.1 is added to read as follows: "402.4.1.1 Unconditioned building exemption. Unconditioned residential buildings are exempt from compliance with Section 402.4. The free -vent fenestration area of unconditioned buildings shall be no less than 14 percent of the floor area. All interior doors shall be capable of being secured in the open position and ceiling fan stub -ins shall be provided to living areas and bedrooms." (26) Amending Section 402.4.4. Section 402.4.4 is amended by amending the Exceptions paragraph to read as follows: "Exceptions: 1. Site -built windows, skylights and doors. 2. Jalousie windows shall not exceed 1.2 cfm per square foot (6.1 L /s /m 2 )." (27) Amending Section 405.3. Section 405.3 is amended by amending the Exception paragraph to read as follows: " Exceptions. 1. The energy use based on source energy expressed in Btu or Btu per square foot of conditioned floor area shall be permitted to be substituted for the energy cost. The source energy multiplier for electricity shall be 3.16. The source energy multiplier for fuels other than electricity shall be 1.1. 2. For unconditioned habitable spaces compliance may be based on resistance to heat gain. Compliance based on heat gain requires that the proposed design be shown to have an annual heat gain that is less than or equal to the annual heat gain of the standard reference design." (28) Deleting and replacing Section 503.2.9. Section 503.2.9 is deleted in its entirety and replaced to read as follows: "503.2.9 Mechanical system commissioning and completion requirements. Prior to the issuance of certificate of occupancy, the design 10 professional shall provide a written statement of system completion in accordance with Section 503.2.9.1 through Section 503.2.9.2. 503.2.9.1 System commissioning. Commissioning is a process that verifies and documents that the selected building systems have been designed, installed, and function according to the owner's project requirements and construction documents. Drawing notes shall require commissioning and completion requirements in accordance with Section 503.2.9. Drawing notes may refer to specifications for further requirements. Copies of all documentation shall be given to the owner. 503.2.9.1.1 Commissioning plan. A commissioning plan shall include as a minimum the following items: 1. A detailed explanation of the original owner's project requirements. 2. A narrative describing the activities that will be accomplished during each phase of commissioning, including guidance on who accomplishes the activities and how they are completed. 3. Equipment and systems to be tested, including the extent of tests. 4. Functions to be tested (for example calibration, economizer control, etc.). 5. Conditions under which the test shall be performed (for example winter and summer design conditions, full outside air, etc.) 6. Measurable criteria for acceptable performance. 503.2.9.2 Systems adjusting and balancing. All HVAC systems shall be balanced in accordance with generally accepted engineering standards. Air and water flow rates shall be measured and adjusted to deliver final flow rates within 10 percent of design rates. Test and balance activities shall include as a minimum the following items: 1. Air systems balancing: Each supply air outlet and zone terminal device shall be equipped with means for air balancing in accordance with the requirements of Chapter 6 of the International Mechanical Code. Discharge dampers are prohibited on constant volume fans and variable volume fans with motors 10 hp (18.6 kW) and larger. Air systems shall be balanced in a manner to first minimize throttling losses then, for fans with system power of greater than 1 hp, fan speed shall be adjusted to meet design flow conditions. Exception: Fans with fan motors of 1 hp or less. 11 2. Hydronic systems balancing: Individual hydronic heating and cooling coils shall be equipped with means for balancing and pressure test connections. Hydronic systems shall be proportionately balanced in a manner to first minimize throttling losses, then the pump impeller shall be trimmed or pump speed shall be adjusted to meet design flow conditions. Each hydronic system shall have either the ability to measure pressure across the pump, or test ports at each side of each pump. Exceptions: 1. Pumps with pump motors of 5 hp or less. 2. When the throttling results is no greater than 5 percent of the nameplate horsepower draw above that required if the impeller were trimmed." (29) Amending Section 505.7. Section 505.7 is amended to read as follows: "505.7 Electrical energy consumption. (Mandatory). In buildings having individual dwelling or subtenant units, provisions shall be made to determine the electrical energy consumed by each tenant by separately metering individual dwelling and subtenant units. Tenants shall have ready physical access to meters. Meters shall display kWh consumption and be calibrated in accordance with ANSI C12.1-2008." (30) Amending Chapter 6. Chapter 6, Referenced Standards, is amended by adding the following specifications to the ANSI and ASTM categories, to read as follows: "ANSI Referenced Standard in code reference section number number Title C12.1 -2008 Electric Meters Code for Electricity Metering ..............505.7 ASTM Referenced Standard in code reference section number number Title E408 -2008 Standard Test Methods for Total Normal Emittance of Surfaces Using Inspection Meter Techniques .......... 402.1.1.6 402.1.1.7 402.1.1.8.1" 12 For Illustrative Purposes Only: Ramseyer format version showing "local" amendments to contents of the of 2009 International Energy Conservation Code. (Material proposed to be deleted is bracketed and stricken through; material proposed for addition is underscored.) (1) Amending Section 101.1. Section 10 1. 1 is amended to read as follows: "101.1 Title. This code shall be known as the International Energy Conservation Code of the County of Hawaii and shall be cited as such. It is referred to herein as "this code. "" (2) Amending Section 101.2. Section 101.2 is amended to read as follows: "101.2 Scope. This code applies to residential and commercial buildings. Exception: Unconditioned R -3 (single family dwelling) occupancies. (3) Adding Section 101.4.2.1. Section 101.4.2.1 is added to read as follows: " 101.4.2.1 Indigenous Hawaiian Architecture. For the purpose of this section indigenous Hawaiian architecture includes any of the predominant architectural practices customs styles and techniques historically employed by the native residents of the Hawaiian Islands, including structure comprised of either rock walls or wood frames for the bottom portion of structures and thatched of different natural grasses and leaves for the roof. All structures of indigenous Hawaiian architecture are exempt from this code. (4) Deleting and replacing Section 103.1. Section 103.1 is deleted in its entirety and replaced to read as follows: Exeeption-; The eade offieial is authorized to waive the ients for ._,.t.uetion docum othe supp oi4ing d if the effieial deter-mines they are t n fin:., eom plianee with this eerie. " 103.1 General Plans specifications and necessary computations shall be submitted to indicate compliance with this code. Plans specifications, and necessary computations for work to comply with this code shall be prepared designed, approved certified and stamped by a duly registered licensed professional as required by Chapter 464 of the Hawaii Revised Statutes for the following work 1. All electrical power, equipment and lighting requirements shall be completed and certified by an electrical engineer. 2. All requirements of heating, ventilating air conditioning systems and equipment service water heating systems and equipment shall be completed and certified by a mechanical engineer. 3. All elements of building envelope and building_ performance requirements shall be completed and certified by an architect or mechanical engineer. EXCEPTION• A duly registered professional architect may prepare design approve certify and stamp the following plans, specifications and necessary computations when any of the following conditions are complied with: 1. Lighting and /or electrical plans when the total load of all electrical work shall not exceed 35 kilo -volt amperes. 2. Mechanical plans when the building or structure is heated, ventilated or equipped and cooled with an air conditioning system with a total capacity of not more than 60,000 BTU /Hr. Specifications and necessary computations need not be submitted when authorized by the code official. (5) Amending Section 103.3.1. Section 103.3.1 is amended to read as follows: "103.3.1 Approval of construction documents. When the code official issues a permit [whef( eenstruetien doeume are required, the eenst-r-ttetio doeuments shall - beenaorsed -ice; -anal "Re viewed fef"Eede- Complianee" the code official shall affix an official stamp of approval to the specifications and each sheet of the job site copy of the plans. Such approved [ eonstrue fio n a °"t" plans and specifications shall not be changed, modified or altered without authorization from the code official[...] and all work shall be done in accordance with the approved plans. [`x' shall l a eer- afle , with the appr-eved eenstfuetion ] The building_ permit shall be posted in a conspicuous place on the job site during the progress of work. One set of [ .enst. etion a.,_..._ e t_s s_ _e . ie . ed approved plans shall be retained by the code official[...] as the official records, one set of approved plans shall be returned to the applicant as the approved job site copy, and said set shall be kept on the site of the building or work at all times during which the work authorized thereby is in progress. Uhia ter set shall be r-etufned7te the applieant, kept at the site of work and shall be (6) Deleting Section 103.3.3. Section 103.3.3 is deleted. MPMIM O NO (7) Amending Section 103.5. Section 103.5 is amended to read as follows: "103.5. Retention of construction documents. One set of approved construction documents shall be retained by the code official [ fef a pefiea of t l ess th 180 d ays f rom d a t e o f eom pletio n of the „efm :tte or- as r-eEluir-ed by state or- loeal laws]." (8) Amending Section 104.4. Section 104.4 is amended to read as follows: i. . 104.4 Reinspections. A reinspection fee may be assessed for each inspection or reinspection when such portion of work for which each 3 inspection is called is not complete or when corrections called for are not made. This section is not to be interpreted as requiring reinspection einspection fees the first time a job is rejected for failure to comply with the requirements of this code but as controlling the practice of calling for inspections before the job is ready for such inspection or reinspection. Re- inspection fees may be assessed when the building_ permit card is not posted or otherwise available on the work site the approved plans are not readily available to the inspector, for failure to provide access on the date for which inspection is requested or for deviating from rom plans requiring the approval of the code official. To obtain reinspection the applicant shall file an application thereof in writing on a form furnished by the code official and pay the reinspection fee of $50 for each additional inspection. In instances where reinspection fees have been assessed, no additional inspection of the work will be performed until the required fees have been Raid " (9) Amending Section 104.8. Section 104.8 is amended to read as follows: "104.8 Approval. After [ t'' e pr-eser-ibed tests and inspeetie==s- required inspections indicate that the work complies in all respects with this code, a notice of [approval] inspection or certificate of occupancy shall be issued by the code official." (10) Amending Section 202. Section 202 is amended by adding the following definitions to read as follows: " CERTIFICATION As used herein the word certify shall mean an expression of the licensed professional's opinion to the best of its information knowledge, and belief, and does not constitute a warranty or guarantee. FULLY SHADED WINDOWS windows protected from direct solar heat gain by a projection factor of no less than 1.0 projection shall be oriented such that the full window is shaded year round. (11) Amending Section 301.1. Section 301.1 is amended to read: "301.1 General. [ Climate nes from F=gur -e 301.1 or Table 301 sh b-e used in a a q„ Chapte 4a nd boea ions not in 301 ! t '.a the United t o Stated sh be a a elimate zone based on Seetion 301.3. Hawaii County, in its entirety, shall be Climate Zone 1. (12) Deleting Sections 301.2 and 301.3. Sections 301.2 and 301.3 are deleted. (13) Deleting Figure 301.1, Table 301.1, Table 301.3(1) and Table 301.3(2). Figure 301.1, Table 301.1, Table 301.3(1) and Table 301.3(2) are deleted. (14) Amending Section 401.3. The first sentence of Section 401.3 is amended to read as follows: " When required by the code official, [A] a permanent certificate shall be posted on or in the electrical distribution panel." (15) Adding Sections 402.1.1.1 through 402.1.1.8 and Section 402.1.1.8.1. Sections 402.1.1.1 through 402.1.1.8 and Section 402.1.1.8.1 are added to read as follows: " 402.1.1.1 Ceiling insulation alternative. Insulation requirements for ceilings in unconditional habitable spaces constructed in Hawaii County climate zone shall meet one of the design options in Table 402.1.1.1. 402.1.1.2 Definitions. For the purpose of this section, the following terms shall be defined as follows: 5 GROSS AREA OF OPAQUE ROOF SURFACES. Gross area of opaque roof surfaces means the total surface of the roof assembly exposed to outside air or unconditioned spaces The opaque roof assembly shall exclude skylight surfaces service openings, and overhangs. NET FREE VENT AREA. Net free vent area means the total area through which air can pass in a screen grille face or register. ROOF AREA. Roof area means attic floor area or, if there is no attic, "roof area" means the horizontal projection of a roof area measured from the outside surface of the exterior wall. 402.1.1.3 Construction Documents. Plans shall be submitted which indicate insulation type thickness and location; ventilation opening types, sizes and locations; radiant barrier location; and roof surface type as qp�ropriate depending on the option selected from Table 402.1.1.1 402.1.1.4 Roof insulation. Roof insulation for unconditioned habitable spaces shall be provided as follows: 1. In buildings with an a ttic space provide either: 1.1 R -30 insulation installed above the ceiling level, or 1.2 R -19 insulation installed at the roof level between the roof framing members. 2. In buildings without an attic space provide either: 2.1 R -19 insulation installed at the roof level between the roof framing members, or 2.2 R -15 entirely above the roof deck. 402.1.1.5 Ventilation Ventilation shall be provided by at least one of the following: 1. A baffled ridge vent installed in accordance with manufacturer's instructions in addition to lower inlet openings to provide a total of no less than one (1) square foot of net free vent area for each 300 square feet of roof area No less than 30 percent of the total vent area shall be in either the ridge vent or the lower half of the ventilated s pace. 2. A solar - powered exhaust fan that provides at least one (1) cubic foot per minute of airflow for each square foot of roof area. 3. Upper and lower vents with total net free vent area of at least one (1) square foot for each 150 square feet of roof area At least 30 percent of the total vent area shall be in the upper of the ventilated space and at least 30 percent of the total vent area shall be in the lower half of the ventilated space. 402.1.1.6 Radiant Barrier. A radiant barrier shall have an emissivity of no greater than 0.05 as tested in accordance with ASTM E -408. The radiant barrier shall be installed with the shiny side facing down and with a minimum air gap thickness of 3 /4 -inch below. The radiant barrier may be securely attached to the roof framing or r may be laminated to the bottom of the roof sheathing. 402.1.1.7 Cool Roof. A cool roof shall have an infrared emittance of no less than 0.75 when tested in accordance with ASTM E -408 and a high solar reflectance The manufacturer's test results shall be acceptable for compliance. 402.1.1.8 Roof Heat Gain Factor. The Roof Heat Gain Factor (RHGF) shall not exceed 0.05 when calculated as described in Equation 402.1.1 -1. Equation 402.1.1 -1 RHGF = U,x a x RB Where: RHGF = Roof Heat Gain Factor (Btu/ft -h - ° F) T it = overall thermal transmittance value for the gross a = roof surface absorptivity. Between 0.3 and 1.0 (unitless) RB = Radiant Barrier credit Equals 0.33 if a radiant barrier is installed and 1.00 otherwise (unitless). Radiant barrier installation must comply with Section 402.1.1.8.1 to qualify for Radiant Barrier credit. 402.1.1.8.1 Radiant Barrier Credit. To quality for the radiant barrier credit (RB) described in Section 402.1.1.8, the installation of the radiant barrier must meet the following criteria: 1. The emissivity of the radiant barrier must be 0.10 or less. The manufacturer must provide test data or documentation of the emissivity as tested in accordance with ASTM E- 408. 2. The radiant barrier must be securely installed in a permanent manner using one of the following installation methods: 2.1 The radiant barrier shall be draped with the shiny side facing down over the top cord of the truss before the roof deck is installed. A minimum air gap of 3 /4 -inch must be provided between the radiant barrier and the roof deck above at the center of the span A minimum 3 /4 -inch air gap must also be provided between the radiant barrier and the ceiling or insulation below. 2.2 The radiant barrier shall be stretched with the shiny side facing down between the top cords of the truss and styled or otherwise secured at each side. A minimum air space of 3 /4 -inch above and below is required. 2.3 For attic installations only, the radiant barrier shall be stapled or otherwise secured to the bottom surface of the top cord of the truss and draped below with the shiny side facing down. A minimum air space of 3 /4 -inch above and below is required. 2_4 For open beam ceiling construction only, the radiant barrier shall be laid on top of the roof deck with the shiny side facing p and a minimum 3 /4 -inch air gap between the radiant barrier and the roofing material above The roof slope must be greater than or equal to 14 from horizontal. 3. At least one (1) square foot of free area for ventilation shall be provided per 150 square feet of attic floor area, or in the case of vaulted or open beam ceilings per 150 square feet of ceiling area In vaulted or open beam ceilings, the air space shall be vented with vent area approximately evenly distributed between the top and bottom. In vaulted ceiling, vents shall be provided for each air space between rafters. (16) Amending Table 402.1.1. Table 402. 1.1 is amended by deleting all references to Climate Zones 1 through 8 and replacing with a single climate zone, "Hawai`i County ", amending footnotes "a" and "b ", and deleting footnotes "c" through "j ", to read as follows: "TABLE 402.1.1 INSULATION AND FENESTRATION REQUIREMENTS BY COMPONENT Climate Zone Hawaii County Fenestration U- Factor b 1.20 Skylight U- Factor 0.75 Glazed Fenestration SHGC 0.30 Ceiling R -Value See Section 402.1.1.1 Wood Frame Wall R -Value 13 Mass Wall R -Value 3 Floor R -Value NR Basement Wall R -Value NR Slab R -Value & Depth NR Crawl Space Wall R -Value NR For SI: 1 foot = 304.8 mm. NR = No Requirement. a. R- values are minimums. U- factors and SHGC are maximums. [R- 19 l- tt eempr-esse k4 a nom inal 2 x 6 f afni a e avity sti th th D Value is redueed by R I or- more shall be mar-1 d with thee eempr-essed T? 1 - - - in addition t th f thi r1 yaltt , b. The fenestration U- factor column excludes skylights. The SHGC column applies to all glazed [ fenestration. ] fenestrations. (17) Adding Table 402.1.1.1. Table 402.1.1.1 is added to read as follows: " TABLE 402.1.1.1 CEILING INSULATION ALTERNATIVE Desip -n Design and Construction Components Option 1.2 Roof Insulation Attic Ventilation Radiant Barrier Cool Roof Section Roof Heat Gain 0.082 Mass Wall U- Factor Factor below 0.05 (Section 402.1.1.8) 1 R NR Crawl Space Wall U- Factor NR 2a R R 3a R R 4a R R = Required a = Design Option is not allowed at building sites above a 2,400-foot elevation. (18) Amending Table 402.1.3. Table 402.1.3 is amended by deleting all references to Climate Zones 1 through 8 and replacing with a single climate zone, "Hawai`i County ", amending footnote "b ", and deleting footnote "c ", to read as follows: "TABLE 402.1.3 EQUIVALENT U- FACTORS a Climate Zone Hawaii County Fenestration U- Factor 1.2 Skylight U- Factor 0.75 Ceiling U- Factor 0.035 Frame Wall U- Factor 0.082 Mass Wall U- Factor 0.197 Floor U- Factor NR Basement Wall U- Factor NR Crawl Space Wall U- Factor NR 6 NR = No Requirement a = Nonfenestration U- Factors shall be obtained from measurement, calculation or an approved source. b =[ .l The mass wall U- Factor shall be a maximum of 0.17 when more than half the insulation is on the interior. [ — 3ni 1 and Table 30 1 (19) Deleting Section 402.2.1 and Section 402.2.2. Section 402.2.1 and Section 402.2.2 are deleted. (20) Amending Section 402.2.5. Section 402.2.5 is amended by amending the "Exception" paragraph to read as follows: "Exception: [ —Clifnate- Zones -4 and 2, the The continuous insulation requirements in Table 402.2.5 shall be permitted to be reduced to R -3 for steel frame wall assemblies with studs spaced at 24 inches (610 mm) on center." (21) Deleting Section 402.2.6, Section 402.2.7, Section 402.2.8, and Section 402.2.9. 10 ,. . M f .� . . WZ (20) Amending Section 402.2.5. Section 402.2.5 is amended by amending the "Exception" paragraph to read as follows: "Exception: [ —Clifnate- Zones -4 and 2, the The continuous insulation requirements in Table 402.2.5 shall be permitted to be reduced to R -3 for steel frame wall assemblies with studs spaced at 24 inches (610 mm) on center." (21) Deleting Section 402.2.6, Section 402.2.7, Section 402.2.8, and Section 402.2.9. 10 . M f .� ,. .. , (20) Amending Section 402.2.5. Section 402.2.5 is amended by amending the "Exception" paragraph to read as follows: "Exception: [ —Clifnate- Zones -4 and 2, the The continuous insulation requirements in Table 402.2.5 shall be permitted to be reduced to R -3 for steel frame wall assemblies with studs spaced at 24 inches (610 mm) on center." (21) Deleting Section 402.2.6, Section 402.2.7, Section 402.2.8, and Section 402.2.9. 10 Section 402.2.6, Section 402.2.7, Section 402.2.8, and Section 402.2.9 are deleted. s .•.•.sr S .� ONES MIN I M MINOR TRW pm s �- • - (22) Amending Section 402.2.11. Section 402.2.11 is amended to read: "402.2.11 Thermally isolated sunroom insulation. The minimum ceiling and wall insulation [D Val ues '' l be u 19 in Zones 1 thfo g 4 all D b 24 in Zones 5 thfoug 8. R -Value shall be R -13. [ m inimum w all 11 s b e u 1 3 in all zones. New wall(s) separating a sunroom from value conditioned space shall meet the building thermal envelope requirements." (23) Amending Section 402.3.3. Section 402.3.3 is amended to read as follows: "402.3.3. Glazed fenestration exemption. Up to 15 square feet (1.4m of glazed fenestration per dwelling unit shall be permitted to be exempt from U- factor and SHGC requirements in Section 402.1.1. North - facing windows and fully shaded windows shall be permitted to be exempt for SHGC requirements in Section 402.1.1. This exemption shall not apply to the U- factor alternative approach in Section 402.1.3 and the Total UA alternative in Section 402.1.4. SHGC requirement for jalousie windows shall be 0.65. (24) Deleting Section 402.3.5. Section 402.3.5 is deleted. (25) Adding Section 402.4.1.1. Section 402.4.1.1 is added to read as follows: " 402.4.1.1 Unconditioned building exemption. Unconditioned residential buildings are exempt from compliance with Section 402.4. The free vent fenestration area of unconditioned buildings shall be no less tha 14 percent of the floor area All interior doors shall be capable of be ing secured in the open position and ceiling fan stub -ins shall be provided to living areas and bedrooms. (26) Amending Section 402.4.4. Section 402.4.4 is amended by amending the Exceptions paragraph to read as follows: "Exceptions: 1. Site -built windows, skylights and doors. 2. Jalousie windows shall not exceed 1.2 cfm per square foot (6.1 L /s /m 12 (27) Amending Section 405.3. Section 405.3 is amended by amending the Exception paragraph to read as follows: "[Exeep ien.] Exceptions. 1. The energy use based on source energy expressed in Btu or Btu per square foot of conditioned floor area shall be permitted to be substituted for the energy cost. The source energy multiplier for electricity shall be 3.16. The source energy multiplier for fuels other than electricity shall be 1.1. 2. For unconditioned habitable maces compliance may be based on resistance to heat gain Compliance based on heat gain requires that the proposed design be shown to have an annual heat gain that is less than or equal to the annual heat gain of the standard reference design. (28) Deleting and replacing Section 503.2.9. Section 503.2.9 is deleted in its entirety and replaced to read as follows: 503.2.9 Mechanical system commissioning and comp requirements Prior to the issuance of certificate of occupancy, the desig professional shall provide a written statement of system completion in accordance with Section 503.2.9.1 through Section 503.2.9.2 503.2.9.1 System commissioning Commissioning is a process that verifies and documents that the selected building systems have be designed installed and function according to the owner's proj requirements and construction documents Drawing notes shall require commissioning and completion requirements in accordance with Section 503.2.9. Drawing notes may refer to specifications for furthe requirements Copies of all documentation shall be given to the owner. 503.2.9.1.1 CommiSSioni )Ian. A commissioning plan shall include as a minimum the following items: ems: 1. A detailed explanation of the original owner's project requirements. 2. A narrative describing the activities that will be accomplished during each phase of commissioning, including_ guidance on who accomplishes the activities and how they are completed. 3. Equipment and systems to be tested including the extent of tests. 4. Functions to be tested (for example calibration economizer control, etc.). 13 5. Conditions under which the test shall be performed (for example winter and summer design conditions full outside air, etc. 6. Measurable criteria for acceptable performance. 503.2.9.2 Systems adjusting and balancing. All HVAC systems shall be balanced in accordance with generally accepted engineering standards. Air and water flow rates shall be measured and adjusted to deliver final flow rates within 10 percent of design rates Test and balance activities shall include as a minimum the following items: 1. Air systems balancing: Each supply air outlet and zone terminal device shall be equipped with means for air balancing in accordance with the requirements of Chapter 6 of the International Mechanical Code. Discharge dampers are prohibited on constant volume fans and variable volume fans with motors 10 hp (18.6 M and larger. Air systems shall be balanced in a manner to first minimize throttling losses then for fans with system power of greater than 1 hp, fan weed shall be adjusted to meet design flow conditions. Exception: Fans with fan motors of 1 by or less. 2. Hydronic systems balancing: Individual hvdronic heating and cooling coils shall be equipped with means for balancing and pressure test connections. Hydronic systems shall be proportionately balanced in a manner to first minimize throttling losses then the pump impeller shall be trimmed or pump speed shall be adjusted to meet design flow conditions Each hvdronic system shall have either the ability to measure pressure across the pump, or test ports at each side of each pump. Exceptions: 1. Pumps with pump motors of 5 hp or less. 2. When the throttling results is no greater than 5 percent of the nameplate horsepower draw above that required if the impeller were trimmed. (29) Amending Section 505.7. Section 505.7 is amended to read as follows: "505.7 Electrical energy consumption. (Mandatory). In buildings having individual dwelling or subtenant units, provisions shall be made to determine the electrical energy consumed by each tenant by separately metering individual dwelling and subtenant units. Tenants shall have ready 14 physical access to meters Meters shall display kWh consumption and be calibrated in accordance with ANSI C12.1- 2008. (30) Amending Chapter 6. Chapter 6, Referenced Standards, is amended by adding the following specifications to the ANSI and ASTM categories, to read as follows: "ANSI Referenced Standard in code reference section number number Title C12.1 -2008 Electric Meters Code for Electricity Metering ..............505.7 ASTM Referenced Standard in code reference section number number Title E408 -2008 Standard Test Methods for Total Normal Emittance of Surfaces Using Inspection Meter Techniques .......... 402.1.1.6 402.1.1.7 402.1.1.8.1 15