[HISTORY: Adopted by the City Council of the City of Saco 5-1-1995 as Ch. XIV of the 1994 Code. Amendments noted where applicable.]
The purpose of these standards is to establish a condition of safety that will allow the home to perform in a manner that will greatly reduce hazards that present an imminent and unreasonable risk of death or serious personal injury.
These standards shall apply to all manufactured housing built before June 15, 1976, or not built according to the National Manufactured Housing Construction and Safety Standards Act of 1974, United States Code, Title 42, Chapter 70, to be located on an individual lot or in a mobile home park in the City of Saco after August 20, 1990, the date of passage of this chapter.
Required egress doors shall be located where a lockable interior door must be used in order to exit.
Homes shall have a minimum of two exterior doors not less than 12 feet from each other as measured in any straight line direction, regardless of the length of the travel between doors. One of the required exit doors must be accessible from the doorway of each bedroom without traveling more than 35 feet.
All exterior swinging doors shall provide a minimum clear opening 28 inches wide by 74 inches high. All exterior sliding glass doors shall provide a minimum clear opening 28 inches wide by 72 inches high. Locks shall not require the use of a key for operation from the inside.
Egress windows and devices. Homes shall have the following emergency egress facilities:
Every room designed expressly for sleeping purposes, unless it has an exit door, shall have at least one window or approved exit device. If an exit window or device is installed, it shall be listed in accordance with procedures and requirements of AAMA 1704-1985.
The bottom of the window opening shall not be more than 44 inches above the floor.
Locks, latches, operating handles, tabs and any other window, screen or storm window devices which need to be operated in order to permit exiting shall not be located in excess of 54 inches from the finished floor.
Each interior door, when provided with a privacy lock, shall have a privacy lock that has an emergency release on the outside to permit entry when the lock has been locked by a locking knob, lever, button or other locking device on the inside.
At least one smoke detector (which may be a single-station alarm device) shall be installed in the home in the following locations: A smoke detector shall be installed on any wall in the hallway or space communicating with each bedroom area between the living area and first bedroom door, unless a door separates the living area from the bedroom area, in which case the detector shall be installed on the living area side as close to the door as practical. Homes having bedroom areas separated by any one or a combination of communication areas, such as a kitchen, dining room, living room or family room (but not a bathroom or utility room), shall have at least one detector protecting each bedroom area.
When located in hallways, the detector shall be between the return air intake and the living area.
The smoke detector shall not be placed in a location which impairs its effectiveness.
Smoke detectors shall be labeled as conforming to the requirements of Underwriters' Laboratory Standard No. 217, Third Edition, 1985, as amended through October 8, 1985, for single- and multiple-station smoke detectors.
Each smoke detector shall be installed in accordance with its listing. The top of the detector shall be located on a wall, four inches to 12 inches below the ceiling. However, when a detector is mounted on an interior wall below a sloped ceiling, it shall be located four inches to 12 inches below the intersection on the connecting exterior wall and the sloping ceiling (cathedral ceiling). The required detector(s) shall be attached to an electrical outlet box, and the detector shall be connected by permanent wiring method into a general electrical circuit. There shall be no switches in the circuit to the detector between the overcurrent protection device protecting the branch circuit and the detector. The smoke detector shall not be placed on the same branch circuit of any circuit protected by a ground fault circuit interrupter.
Ceiling interior finish shall not have a flame-spread rating exceeding 75.
Walls and ceilings adjacent to or enclosing a furnace or water heater shall have an interior finish with a flame-spread rating not exceeding 25. Sealants and other trim material two inches or less in width used to finish adjacent surfaces within this space are exempt if supported by framing members or by materials having a flame-spread rating not exceeding 25.
Exposed interior finishes adjacent to the cooking range shall have a flame-spread rating not exceeding 50.
Kitchen cabinet doors, countertops, backsplashes, exposed bottoms and end panels shall have a flame-spread rating not exceeding 200.
Finish surfaces of plastic bathtubs, shower units and tub or shower doors shall not exceed a flame-spread rating of 200.
No burner of a surface cooking unit shall be closer than 12 horizontal inches to a window or an exterior door.
The bottom and sides of combustible kitchen cabinets over cooking ranges to a horizontal distance of six inches from the outside edge of the cooking range shall be protected with at least five-sixteenths-inch-thick gypsum board or equivalent limited combustible material. One-inch nominal framing members and trim are exempted from this requirement. The cabinet area over the cooking range or cooking tops shall be protected by a metal hood with not less than a three-inch eyebrow projecting horizontally from the front cabinet face. The five-sixteenths-inch-thick gypsum board or equivalent material which is above the top of the hood may be supported by the hood. A three-eighths-inch enclosed air space shall be provided between the bottom surface of the cabinet and the gypsum board or equivalent material. The hood shall be at least as wide as the cooking range.
The metal hood will not be required if there is an oven installed between the cabinet and the range.
Ranges shall have a vertical clearance above the cooking top of not less than 24 inches to the bottom of combustible cabinets.
Carpeting shall not be used in a space or compartment designed to contain only a furnace and/or water heater. Carpeting may be installed in other areas where a furnace or water heater is installed, provided that it is not located under the furnace or water heater.
All homes with roofs added after construction will require a professional engineer to inspect the roof to determine that the roof and home can withstand the rigors of a State of Maine winter or wind uplifts that may occur.
A person holding a master license issued by the State of Maine Oil and Solid Fuel Examining Board shall inspect and certify that the heating and fuel system meets the requirements of NFPA 31, Installation of Oil-Burning Equipment, as adopted by that Board, or other applicable standards.
A person holding a master license issued by the State of Maine Electricians Examining Board shall inspect and certify that the electrical system is safe and meets the National Electrical Code in effect at the time the home was constructed.