Mandatory or Required Right-of-Way Dedications and/or Transportation Improvements. Such dedications and/or transportation facility improvements required of a development by the City of Redmond as a condition of development approval.

Manhole. A cylindrical-shaped structure used to connect or access storm drain pipe where the outlet pipe is less than 12 inches above the bottom of the structure (typically the outlet pipe is at the bottom of the structure and has no catch).

Manual. The Department of Ecology Storm Water Management Manual for the Puget Sound Basin dated February 1992 and any revisions or updates from Ecology that are approved by the City’s Technical Committee.

Manufactured Home. A factory-built structure transportable in one or more sections which is built on a permanent chassis and designed to be a dwelling with or without a permanent foundation when connected to required utilities. A manufactured home shall be built to comply with the National Manufactured Home Construction and Safety Standard Act of 1974 (regulations effective June 15, 1976).

Manufactured Home Park or Mobile Home Park. An area of land designed for the placement of manufactured homes or mobile homes with two or more improved pads or spaces for manufactured homes or mobile homes providing connections for, but not limited to, water, sewer, and electricity service.

Marina, Recreational. A private or public facility for storing, servicing, fueling, berthing, and securing of more than four motorized boats or watercraft, that includes accessory facilities for providing incidental services to users of the marina, such as fuel, food services, waste collection, etc. This does not include commercial marinas, which may provide repair services, in addition to the above services, for commercial and industrial watercraft. (SMP)

Marquee Sign. A sign which is integrated into a marquee or canopy and does not extend beyond the limits of the marquee or canopy.

Master Plan. A conceptual plan providing for the development and use of land that contains those elements outlined in RZC 21.76.070.P, Master Planned Development.

Master Planned Development. A development concept for a site that is large, would benefit from long-term planning because of complex site issues, or both. A Master Plan approval is a separate approval that sets long-term conditions for development, granting both the applicant and the City a measure of certainty over the future of large and/or complex sites.

May. Means the action is acceptable, provided it conforms to the provisions of the Shoreline Management Act. (SMP)

Maximum Uniformity Ratio. The highest horizontal illuminance point provided by an exterior lighting fixture at grade divided by the lowest horizontal illuminance point or area.

Membership Wholesale/Retail Warehouse. A warehouse-type facility of 75,000 square feet or greater, where shoppers are required to obtain membership status and must show proof of membership prior to entry and purchase of all items. Products consist of discounted or wholesale goods, such as a wide variety of food, clothing, tires, and appliances. Many items are sold in large quantities or bulk.

Minimum Tract Area. The minimum land area required before a development application may be submitted.

Mini-Warehouse. A warehouse facility intended for use by private parties who wish to store personal objects and whose storage units do not exceed 800 square feet.

Mining and Extraction Establishments. Establishments that are responsible for the extraction of natural mineral solids (coal and ores), liquid minerals (crude petroleum), and gases (natural gas) through quarrying, well operations, beneficiating (e.g., crushing, screening, washing, and flotation), and other methods.

Mitigation - Transportation Management. For the purposes of administering RZC 21.52, Transportation Standards, “mitigation” shall have either of the following definitions:

Mixed Use. A land use where more than one classification of land use (for example, residential, commercial, and recreational) permitted within a zoning district is combined on a lot or within a structure.

Mobile Fleet Fueling. The practice of filling fuel tanks of vehicles from tank vehicles. Mobile fleet fueling is also known as wet fueling and wet hosing. Mobile fleet fueling does not include fueling at construction sites.

Mobile Home. Any vehicle or similar portable structure built prior to the enactment of the National Manufactured Home Construction and Safety Standards Act of 1974, designed for mounting on wheels and intended for use as a residence, except parked and unoccupied recreational vehicles, which meets the standards of the Washington Department of Labor and Industries.

Mobility. The movement of people and goods. The two mobility measures that are used in the transportation concurrency system are (1) mobility units (MU) and (2) person miles of travel (PMT).

Moderate Impact Land Use. Land uses which are likely to have a moderate impact on wetlands because of the intensity of the use and levels of human activity. Moderate impact land uses include the following: residential (one unit per acre or less), moderate-intensity open space (parks), new agriculture (moderate-intensity such as orchards and hay fields), paved trails, and building of logging roads.

Modulation. Modulation is a measured and proportioned inflection on a building’s face. Together articulation, modulation, and their interval create a sense of scale important to buildings.

Monument Sign. A freestanding sign placed on or anchored to the ground.

Motorized Watercraft. See RMC Chapter 6.36, Noise Standards.

Mounting Height. The vertical distance between the bottom of a light fixture and the nearest point on the ground surface.

MTBE. Methyl tertiary butyl ether, a gasoline additive.

Multifamily Structure. A structure that includes multiple primary dwelling units, or a series of five or more dwelling units with common or party walls on one or two sides but with separate front and/or rear access.

Multiple-Building Complex. A group of structures housing at least one retail business, office, commercial venture, or independent and separate department of a business which shares the same lot, access, and/or parking facilities, or coordinated site plan.

Multiple-Tenant Building. A single-structure housing more than one business, office, or commercial venture.

Museums and Other Special Purpose Recreational Institutions. Establishments that preserve and exhibit objects, sites, and natural wonders of historical, cultural, or educational value, including public and private museums, historical sites, and similar establishments. This definition does not include zoos, which are separately defined and regulated.