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HomeMy WebLinkAboutMiscellaneous APPLICANT 9/16/2008 . , CHAPTER NINE FIRE AND LIFE SAFETY 9-1 General 9-2 Fire Warning Equipment 9-3 Extinguishing Systems 9-4 Emergency Egress Path 9-5 Fire Separation Inside Parks 9-6 Fire Separation Outside Parks 9-7 Fire Separation Requirements 9-8 Wildfire Hazard Mitigation 9-1 General 9-1.1 Application. Each manufactured dwelling, accessory building, and accessory structure shall be sited and installed to the minimum fire, and life safety requirem'emts of this chapter. This chapter applies 'to manufactured dwelling installers, contractors, homeowners, and park owners' siting or installing manufactured dwellings, accessory buildings, or accessory structures. 9-2 Fire Warning Equipment 9-2.1 Initial Sale of New Homes. At the time of initial sale and installation, a new manufactured . dwelling shall have operating sm,oke alarms installed complying with the federal Manufactured Home Construction and Safety Standards, 24 CFR 3280.208. 9-2.2 After Initial Sale of. New Home. After the initial sale or installation, a manufactured ;' dwelling shall have approved op~rating smoke alarms installed accor~ing to this chapter if required by the following: (a) When a manufactured dwelling is relocated to or within a manufactured dwelling park, mobile home park, or combination park, as required by ORS 90.740(4)(d); (b) When a manufactured dwelling is being altered or repaired to the degree that a permit is required; (c) When a manufactured dwelling is being installed on a site as a secondary installation; . (d) When a manufactured dwelling is being sold or offered for sale, as required by ORS 479.260(2); (e) When a manufactured dwelling is being rented, leased, or offered for rent or lease, as required by ORS 479.270; (f) When a manufactured dwelling is being re-manufactured or refurbished; (g) When a visual inspection is being performed on a manufactured dwelling by the Division; and (h) Prior to an Oregon insignia of compliance being issued by the Division. 9-2.3 Standard. Smoke alarms installed in manufactured dwellings, basements, or cabanas shall be listed and labeled as conforming with the requirements of UL 217 or ANSI/UL 268. Visible signaling appliances installed in manufactured dwellings, basements, or cabanas shall be listed and labeled as conforming to the requirements of ANSI/UL 1971. Smoke alarms in manufactured dwellings, basements, or cabanas shall be installed in accordance with the manufacturer's listing, the manufacturer's installation instructions, and this chapter. As an alternate to the manufacturer's listing and installation instructions smoke alarms may be installed in accordance with NFPA 72. 9-2.4 Smoke Alarm Locations. Smoke alarms shall be located in areas where the ambient conditions are within the limits specified by the manufacturer of the device and according to the following: (a) A single station smoke alarm shall be installed between the kitchen, living, or dining areas and each bedroom; (b) A single station smoke alarm shall be installed outside each sleeping area; (c) A single station smoke alarm shall be installed inside each bedroom; (d) Smoke alarms shall be installed according to the listing; (e) A multiple station smoke alarm shall be installed on each additional level (basement, loft, or second story) of a manufactured dwelling; Oat" i"!eceived: ~/;~/~I 131 Planner: AL . . (f)..A smoke alarm shall be located on the basement ceiling near the entry to a stairway leading up from a basement into a manufactured dwelling; (g) A multiple station smoke alarm shall be installed in a manufactured dwelling basement and interconnected with at least one smoke alarm inside the manufactured dwelling; (h) Smoke alarms shall not be installed within 3 feet (91 cm) horizontally from the supply or return air grill of a forced air heating or cooling system. 9-2.5 Power Supply. Smoke alarms shall receive their primary power from one of the following sources: (a) An alternating current power source, along with a secondary battery source capable of operating the device when the primary power is interrupted; or (b) Battery operated. 9-2.6 Power Source. Smoke alarms that receive primary power from a 120-volt electrical circuit shall be mounted on an electrical outlet box and connected by a permanent wiring method in accordance " with NFPA 70-99. There shall be no switches in the circuit between smoke al~rms and the over current protective device of that circuit. Smoke alarms shall not receive their power from a circuit that is protected by a ground-fault circuit- interrupter. . require a manufactured dwelling to have any greater fire flow requirements than those required for all other single family detached homes in the same underlying zone. - 9-3.2 Standard. If fire sprinkler systems are added to a manufactured dwelling, either at the place of manufacture or as an on site retrofit, the system shall be designed, installed, and tested according to NFPA 130-99. Where the authority having jurisdiction approves an alternate system, it shall be designed, installed, and tested according to NFPA 13-99. 9-3.3.1 Factory Installed. Manufacturers installing fire sprinkler systems shall comply with the following minimum requirements: (a) The fire sprinkler system shall be designed to operate at water pressures equivalent to that required to supply the potable water system within the manufactured dwelling; (b) On multiple section manufactured dwelling, the fire sprinkler system shall be equipped with couplings at the marriage line(s). (c) Upon completion of the installation, the manufacturer shall successfully. complete a test of the fire sprinkler system at the plant according to NFPA 13-0-99 and the DAPIA approved quality assurance manual; and (d) Upon completion of the test, the manufacturer shall fill out all applicable information on the NFPA Residential Fire Sprinkler System Certification and Information form (Figure 3-10.3 of NFPA 501-01) or equivalent and permanently post the certificate inside the manufactured dwelling in a location where it will not likely be removed. 9-2.7 Testing and Maintenance. Smoke alarms shall be functionally tested by the in~taller in accordance with the manufacturer's instructions to assure proper operation. II 9-~ Extinguishing Systems 9-3.1 When Needed. Fire sprinkler systems are not required by this code but, if installed in a manufactured dwelling, 9-3.3.2 Factory Information. Home shall be installed according to this manufacturers installing fire sprinkler chapter. The authority having jurisdiction systems shall provide specific DAPIA may accept the installation of approved approved instructions indicating the fire sprinkler systems as an alternative to following: the local fire flow requirements. The (a) The minimum operating water authority having jurisdiction shall not pressure i pounds per square inch (psi) Date, Heceived: '1 It p,r 132 Planner: AL . and the minimum operating flow rate in gallons per minute (gpm) required to supply the system; (b) Detailed instructions on all field connections required to make the system operable; (c) Detailed instructions on how to test the fire sprinkler system after the manufactured dwelling is sited and all connections have been made; and (d) Detailed instruction on the proper operation, maintenance, and periodic testing of the fire sprinkler system. 9-3.4 Site Responsibilities. When a manufactured dwelling is sited that contains a factory installed fire sprinkler system, the person making the fire sprinkler system connections. shall be responsible for the following: (a) Making all connections to the system according to the manufacturer's instructions; (b) Having all connections inspected and the system tested for leaks by the person making the connection; (c) Filling out the remaining portion of the NFPA Residential Fire Sprinkler System Certification and Information form (Figure 3-10.3 of NFPA 501-01) or equivalent permanently posted inside the manufactured dwelling; and (d) Leaving the manufacturer's operating, maintenance, and testing instructions for the homeowner. 9-3.5 Field Installed. When a contractor installs a fire sprinkler system in a manufactured dwelling on site, the contractor shall install it according to the following: (a) The contractor shall obtain a permit from the authority having jurisdiction for the installation; (b) The fire sprinkler system shall be designed to operate on available water pressure and supplies; (c) On .multiple section manufactured dwelling, the fire sprinkler system shall have couplings installed at the marriage line(s) to enable future relocations; . (d) Upon completion of the installation, the contractor shall successfully complete a test of the fire spririkler system according to NFPA 13-0-99; (e) The contractor shall have the installation inspected and the test witnessed by the authority having jurisdiction; (f) Upon completion of the test, the contractor shall leave detailed instructions for the consumer on the proper operation, maintenance, and periodic testing of the fire sprinkler system; and (g) The contractor shall fill out an NFPA Residential Fire Sprinkler System Certification and Information form (Figure 3-10.3 of NFPA 501-01) or equivalent and permanently post the certificate inside the manufactured dwelling in a location where it will not likely be removed. 9-4 Emergency Egress Path 9-4.1 When Required. Each manufactured dwelling installed in a park, subdivision, on private or public lands, used for residential or non-residential purposes, shall have a clear path of egress from each exit door and each bedroom egress window. 9-4.2 Size. Each path of egress shall be a minimum of 3 feet (0.91 meters) in width and exit without obstruction to a street, alley, yard, or area that can provide a safe sanctuary during an evacuation. Gates and doors in the path of egress may be locked if they can be readily opened from the direction of egress without the use of a key, device, or special effort or knowledge. 9-4.3 Obstructions. All egress doors and windows shall be readily open able from the side from which egress is to be made, without the use of a key or special effort or knowledge. No dealer, installer, or contractor shall alter the manufacturer's egress provisions except where specifically permitted in this code. Bars, grill, screens, or other obstructions placed over egress doors or windows shall be Dat€,f(6ceived: 9/;,/Jo()l' 133 , / Planner: AL fire separation wall is provided through . the center of the double carport (see Figure 9-S.38); (e) A double garage serving two manufactured dwellings shall have a minimum clearance of 6 feet (1.83 . meters) from each manufactured dwelling or cabana served (see Figure 9-S.3C) or a :3 foot (0.91 meters) clearance to each manufactured dwelling or cabana served if a one-hour fire separation, wall is provided through the center of the double garage (see Figure 9-S.3D); (f) A double garage serving two manufactured dwellings may have a zero clearance to each manufactured dwelling or cabana served if a one-hour fire separation wall is provided between the garage and each manufactured dwelling or cabana served (see Figure 9-S.3E) or if a one-hour fire separation wall is provided through the center of the double garage and a fire separation wall is provided between the garage and manufactured dwelling or cabana according to the minimum requirements set forth in Chapter 8 (see Figure 9- 9-S.3 Alternate Setbacks and S.3F); Clearances. The minimum clearances (g) A garage serving only one and setbacks specified in Table 9-A of manufactured dwelling may have a zero this Chapter may be further reduced clearance to the manufactured dwelling or according to the following: cabana if a fire separation wall is (a) Accessory buildings under 120 square provided between the garage and the feet ( square meters) may be built manufactured dwelling or cabana integral to a carport or awning; according to the minimum requirements (b) Accessory buildings under 120 square set forth in Chapter 8 (see Figure 8-4.1); feet ( square meters) may have a (h) No more than two manufactured zero clearance to the manufactured dwellings shall be adjoined through a dwelling or cabana served if a one-hour common garage or carport; and fire separation wall is provided between . (i) Manufactured dwellings shall not be the accessory building and the adjoined through a common cabana, manufactured dwelling; sto'rage shed, barn, awning, ramada, or (c) Porches, decks, steps, and landings any other .structure not specifically may be built integral to a carport or permitted in this code. awning; (j) Two or more manufactured dwellings (d) A double carport serving two may be joined together to enlarge the manufactured dwellings shall have a total gross floor area of, a manufactured minimum clearance of 3 feet (0.91 dwelling if it remains a single family meters) from each manufactured dwelling dwelling and is attached according to or cabana served (see Figure 9-S.3A) or Chapter 7 of this code; a 0 foot clearance to each manufactured (k) The authority having jurisdiction may dwelling or cabana served if a one-hour approve the further reduction of required iJ"", I i',0';tJiVGU: ~h/J-DOJ' 134 Planner: AL . releasable or removable from the inside without the use of a key or tool. 9-S Fire Separation in Parks 9-S.1 Setbacks and. Clearances. This section establishes the minimum setbacks and clearances for all structures within a manufactured dwelling park, mobile home park, or combination park (see Table 9-A). No municipality shall establish more or less restrictive setbacks or clearances within manufactured dwelling parks, mobile home parks, or . combination parks except as specifically permitted in Section 9-5.3 of this chapter. The local planning department may have certain other restrictions as permitted in Section 10-2 of this code. 9-S.2 Minimum Fire Separation. Each structure within a manufactured dwelling park, mobile home park, or combination park shall maintain the minimum distances to other structures specified in Table 9-A of this Chapter. See Figure 9- S.1A) . . setbacks and clearances when fire resistive construction is provided between the structures according to the prescriptive requirements in the Oregon One and Two Family Dwelling I Specialty Code. 9-5.4 Measuring Setbacks and Clearances. The setbacks and clearances required in this chapter shall be measured to the exterior walls of the structures and do not include eave overhangs except for awnings and carports. 9-6 Fire Separation Outside Parks. 9-6.1 Setbacks and Clearances. This section establishes the minimum setbacks and clearances for manufactured dwellings and associated accessory structures and accessory buildings outside a manufactured dwelling park, mobile home park, or combination park. A municipality may establish their own setbacks and clearances or may adopt this section by reference for manufactured dwellings located outside manufactured dwelling parks, mobile home parks, or combination parks. 9-6.2 Minimum Fire Separation. Where a municipality does not have ordinances goveming the setbacks and dearances of structures within a subdivision or on private or public land outside a manufactured dwelling park, mobile home park, or combination park, the minimum distances identified in Table 9-B of this Chapter . shall be maintained: 9-6.3 Alternate Setbacks and Clearances. The minimum clearances and setbacks specified in Table 9-B of this Chapter may be further reduced according to the following: (a) Accessory buildings under 120 square feet (11 square meters) may be built integral to a carport or awning; (b) Accessory buildings under 120 square feet (11 square meters) may have a zero clearance to the manufactured dwelling or . cabana served if a one-hour fire separation wall is provided between the accessory building and the manufactured dwelling; (c) Porches, decks, steps, and landings may be built integral _ to a carport or awning; (d) A double carport serving two manufactured dwellings shall have a minimum clearance of 3 feet (0.91 meters) from each manufactured dwelling or cabana served (see Figure 9-5.3A) or a 0 foot clearance to each manufactured dwelling or cabana served if a one-hour fire separation wall is provided through the center of the double carport (see Figure 9-5.3B); (e) A double garage serving two manufactured dwellings shall have a minimum clearance of 6 feet (1.83 meters) from each manufactured dwelling or cabana served (see Figure 9-5.3C) or a 3 foot (0.91 meters) clearance to each manufactured dwelling or cabana served if a one-hour fire separation wall is provided through the center of the double garage (see Figure 9-5.30); (f) A double garage serving two manufactured dwellings may have a zero clearance to each manufactured dwelling or cabana served if a one-hour fire separation wall is provided between the garage and each manufactured dwelling or cabana served (see Figure 9-5.3E) or if a one-hour fire separation wall is provided through the center of the double garage and a fire separation wall is provided between the garage and manufactured dwelling or cabana according to the minimum requirements set forth in Chapter 8 (see Figure 9- 5.3F); (g) A garages serving only one manufactured dwelling may have a zero clearance to the manufactured dwelling or cabana if a fire separation wall is provided between the garage and the manufactured dwelling or cabana according to the minimum requirements set forth in Chapter 8 (see Figure 8-4.1); Datu f(6ceived: 9/;6/;P4 135 , I Planner: AL . (h) A double carport serving two manufactured dwellings may have a zero clearance to each manufactured dwelling; (i) No more than two manufactured dwellings shall be adjoined through a common garage, carport, or awning; and (j) Manufactured dwellings shall not be adjoined through a common cabana, storage shed, barn, ramada, or any other structure not specifically permitted in this code. (k) Two manufactured dwellings may be adjoined with a zero clearance if a one hour fire separation wall is provided between each dwelling according to the Oregon One and Two Family Dwelling Specialty Code and the dwellings meet the requirements of Chapter 2 of this code; (I) Up to 6 manufactured dwellings may be adjoined with a zero clearance if a two-hour fire separation wall is provided between each dwelling according to the Oregon Structural Specialty Code and the dwellings meet the requirements of Chapter 2 (see Figure 9-7.1); (m) Two or more manufactured dwellings may be joined together to enlarge the total gross floor area of a manufactured dwelling if it remains a single family dwelling and is attached according to Chapter 7 of this code; I I (n) The authority having jurisdiction may approve the further reduction of required setbacks and clearances when fire resistive construction is provided between the structures according to the prescriptive requirements in the Oregon One and Two Family Dwelling Specialty Code. . clearance or zero clearance is permitted (see Figure 9-7.1). 9-7.2' Fire Separation Wall. Fire I separation walls shall be built according to the Oregon One and Two Family Dwelling Specialty Code or the Oregon Structural Specialty Code. Except' where otherwise specified in this code, structures shall be separated from each other with fire resistive wall assemblies tested in. accordance with ASTM E 119. Fire-resistant-rated wall assemblies shall extend from the ground to the underside of the roof sheathing and extend the full length of the common walls. 9-7.3 Parapets. Parapets shall be built according to this code or, where not specific, to the Oregon Structural Specialty Code. Parapets shall only be required when three or more manufactured dwellings are joined together and the roof surfaces of two or more manufactured dwellings or adjoining structures are at a different elevation. Parapets shall be constructed of a wall assembly of not less than a one-hour fire resistive rating tested in accordance with ASTM E 119. Fire-resistant-rated parapets shall extend the full length of the common wall and roof extension and shall not be less than 30 inches (762 mm) above the roof surface. Where the higher roof is not more than 30 inches (762 mm) above the lower roof, the parapet shall extend not less than 30 inches (762 mm) above the lower roof surface. 9-8 Wildfire Hazard Mitigation 9-8.1 Purpose. This section establishes minimum standards for manufactured dwellings, accessory buildings, and accessory structures located in or adjacent to areas subject to wildfires for the purpose of reducing the hazards presented by such fires. 9-7 Fire Separation Requirements 9-7.1 When Required. Fire separation walls substantially slow the spread of fire from one structure to another to provide time for evacuation and response by the local fire department. Fire separation' 9-8.2 Where Required. The provisions of walls are specifically required between this section shall apply to all dwellings certain manufactured dwellings and required to be protected against wildfire accessory buildings, when a redu~~~" (:"ceived: 9//6/~P,{ I I Planner: AL 136 . by a municipality that has adopted wildfire zoning regulations. 9-8.3 Materials. When located in a wildfire hazard zone, roofing material on manufactured dwellings, accessory building, and accessory structures shall be made of metal, slate, concrete shingles, or tile. Roofing may also be made of built up roofing or asphalt shingles if rated for flammability as a Class C roof covering according to UL Standard 790. Untreated wood shingles or shake roofs shall not be permitted in a wildfire hazard zone. D~: ,I ..' :~~0iV~(t Planner: Al . 9 /;~/~"I I I 137 . . TABLE 9-A MINIMUM FIRE SEPARATION INSIDE PARKS MINIMUM SETIIACKS MANUFACTURED ACCESSORY ACCESSORY GARAGES CAIIANAS AND CLEARANCES DWELLINGS BUILDINGS STRUCTURES Property Lme 5 feet'.) 5 feet 5 feet 5 feet 5 feet 10 feet 10 feet 10 feet 5 feet 5 feet 5 feet a feet 2 feet 2 feet a feet 6 fed') a feet 6 feet(3) 6 feet 10 fed') 6 feet") 10 fed') lafed') 3 fed') 10 feet") 10 feet") a feet 3 fed') 3 fee{3) 6 fed') 6 fed') 6 fed') a feet a feet a feet 6 fed') 6 fed') 6 fed') a feet a feet 6 feet") 6 fed') 6 feet") 6 feet a feet 6 feet") 6 feee) 6 feet") 6 feet 10 feet Public Street(4) 10 feet 10 feet Park Street 5 feet 5 feet Park Sidewalk 2 feet 2 feet Manufactured Dwelling on Same Lot Mannfactured Dwelling on Adjacent Lot Bnildings On tbe Same Propertv Inside tbe Park Buildings on Adjacent Properties Ontside lbe Park Accessory Bnildings'l) on Same Lot Accessory Buildings'" on Adiacent Lot Accessory Structures'""'" on Same Lot Accessory Strnctures'."'" on Adjacent Lot Garage'" on Same Lot Not Pemritted") 3 fed') 10 fed') 6 feet") lafed') 6 fed') 10 feet") 10 feet") 3 fed') 3 fed') 6 feet 6 fed') a feet a feet 6 fed') 6 fed') 6 feet(3) 3 fed') Garage'" on Adjacent Lot 6 feet 6 feetl') Cabana'" on Same Lot a feet 3 fed') Cabana'" on Adjacent Lot 10 feet 6 feet") NOTES:.. .. . . . . . .' (1) Accessory bu}lwngs include storage sheds and. similar structures"used in conjunction with manufactured dwellings. but for the purpose of this ~~le only,:shal}. .[lOt include ganig~s or cabanas since their fire separations are different.~ (2) Accessory strUctures include decks, landings, guard.rails, hand rails, steps, ranips, awnings, carports, and. silni1arstructures used in conjuncti~m with manufactured dwellings, but for the purpose of this table only, shall not include skirt:ing ortamadassince their fire separati~n requiremen:rs are not applicable to this table. (3) See Section ~-5.3 of this Chapter for alternate setbacks and clearal1ces. With prior aPDToval'from the authoritv having iurisdiction, those fIre separations noted in this table may be further reduced with the use offrre resistive construction according to the prescriptive requirements contained in the Oregon One and Two.Family Dwelling Specialty Code. (4) Setbacks from perimeter propertY lines and public streets may be greater than those dimensions shown in this table. See the individual municipalities planning ordinances for further restrictions. (5) Setbacks and clearances addressed in this table shall be measured to the exterior wall of the structure and shall not include the eave overhangs except for, awnings and carports. (6) These noted setbacks andcIearances are established by Oregon Revised Statute and shall not be reduced and shall not be given a variance from the authority having jurisdiction. Applies only to property lines. I Date Heceived: Planner: AL 9h/~Qf I I 135 . . . TABLE 9-B MINIMUM FIRE SEPARATION OUTSIDE PARKS (2) (3) MINIMUM SETBACKS MANUFACTURED ACCESSORY ACCESSORY GARAGES CABANAS AND CLEARANCES DWELLINGS BUILDINGS STRUCTURES 3 feel 3 feel 3 feel 3 feel 3 feet Public Sidewalk'" 5 feel 3 feel 3 feet 5 feel 5 feet Manufactured .dwelling or 10 feel(') cabana on same lot 10 feet(') 3 feel o feet 6 feel Manufactured .dwelling 10 feel") or cabana on adjacent lot 10 feet(') 6 feel 6 feel 6 feel Other buildings 10 feel 6 feel 6 feel 10 feel 10 feel Accessory Buildings'" on Same Lot 3 feel o feel o feel 3 feel 3 feet Accessory Buildings'" on Adjacent Lot 6 feel 6 feel 6 feel 6 feel 6 feel Decks, landings, steps, ramps, awnings & carports o feel o feel o feet o feel o feel on same lot Decks, landings, steps, 6 feel 6 feel 6 feet 6 feet 6 feel ramps, awnings & carports on adjacent lot Garage on same lot 6 feel 3 feel o feet 6 feel 6 feel Garage on adjacent lot 6 feet 6 feel 6 feet 6 feel 6 feel NOTES: , i (1) See section 90,1(e) of this Chapler for exceptions 10 this schedule, (2) Clearances shown in this schedule may be further reduced according to the Oregon One and Two Fanri1y Dwelling Specialty Code or the Oregon Structural Specialty Code With prior approval frorrithe authority having jurisdiction. (3) This table is arily applicable when a mumcipalitydoes not haveordihimces governing the setbacks and clearances for the '" . I' .: . ... .~ . ":" structures mention'ed above. ',.: ' (4) The set-backs ~Ild clearances r~uired in this table.shaJ]be measured to ,the ex~4or \V~s.ofth~istructures~and.do'not.include eave overhangs except for awnings and carports. (5) See Section 9.~.3 of this Chapter for alternate setbacks and clearances. With prior approval from the authority having jurisdiction, those fire separations noted in this table may be further reduced with the use offtre resistive construction according to the prescriptive requirements contained in the Oregon One and Two FamilyUwelling Specialty Code. " Property Lme Onto Heceived: Planner: AL 'l/;tI)-P&f I I 136 . . "tl > '" " '" -< '" ,.., ,.., -< (") ~ bIill; ALL DIMENSIONS SHOWN ARE THE MINIMuM PERMITTED BY CODE. cmJ] ~ TYPICAL MANUFACTURED DWELLING PARK SETBACKS & MANUFACTURED STRUCTURE REV. 12/01/01 RHW AND PARK SPECIALTY CODES CLEARANCES . CHAPTER 9 FIGURE 9-5.1 A Datel !",eceived: '!/;tluN I / Planner: AL j; '" " '" -< '" ,.., ,.., -< >