Noise Contours definition

Noise Contours means a number of lines superimposed on a map of the Airport and its surroundings. These lines represent various air noise exposure levels created by Airport operations.
Sample 1Sample 2Sample 3
Noise Contours means a line of equivalent continuous sound level superimposed on a geographical representation of the Airport and surrounds
Sample 1
Noise Contours means the following contours:
Sample 1

Examples of Noise Contours in a sentence

  • The elements that make up the mission footprints that extends outside the Youngstown ARS boundaries are: Airfield Safety Zones, Noise Contours, Flight Tracks, Imaginary Surfaces, Part 77 Vertical Obstructions, and Bird / Wildlife Aircraft Strike Hazards (BASH).

  • Policy N-7: Aviation-Related NoiseTo the extent allowed by federal and state law, consider and mitigate the noise impacts of any changes in facilities or operations that require use permit mitigations or other land use permits at the San Rafael Airport in North San Rafael and the heliport in East San Rafael (see Noise Contours for San Rafael Airport and Heliport in Appendix #).

  • Insert Exhibit VII-2: Existing Land Use Map with Existing Noise Contours Sample A variety of methods is used in performing the local comprehensive planning process – with most recent approaches including a significant public input element.

  • Existing noise exposure contours can then be overlaid onto the existing land use map and other related informational mapping, to discern the degree of noise exposure of properties in and around an airport (see, Existing Land Use Map with Existing Noise Contours Sample, Exhibit VII-2).

  • Retrofitting shall be based on the 2037 Noise Contours and shall be offered at the time the Projected 65 dB AANC reaches the property.

  • The Airport Noise Disclosure Overlay District boundaries shall be established to approximate the location of the 65 DNL contour as indicated on the "Combined 1996 Noise Exposure Map/Noise Compatibility Program Noise Contours" prepared for the Airport taking into consideration natural and man-made boundaries such as ridge lines, streams, creeks, streets, and subdivision and lot lines.

  • N-3 Noise impacts shall be evaluated according to the Aircraft Noise Contours presented on Figure 5.

  • New buildings and alterations and additions to existing buildings containing an Activity Sensitive to Aircraft Noise shall be designed to achieve an Indoor Design Sound Level of 40 dB Ldn within any Critical Listening Environment, based on the 2037 Noise Contours.

  • There are differences between the 2021 and now final 2023 noise contour spatial extents for the 50dBA, 55dBA and 65dBA Ldn ‘Annual Average Aircraft Noise Contours (overall annual average runway usage) and the ‘Outer Envelope Aircraft Noise Contours (composite of four worst-case contours, with each representing the highest runway usage on each runway over a 3-month period).

  • Report on Standard Method of Computing Noise Contours around Civil Airports ECAC.CEAC Doc 29, 4th edition, Volumes 1 & 2, December 201649 International Civil Aviation Organization (ICAO): Recommended Method for Computing Noise Contours Around Airports.

Related to Noise Contours

  • Noise means two times the root mean square of ten standard deviations, each calculated from the zero responses measured at a constant frequency which is a multiple of 1,0 Hz during a period of 30 seconds.

  • Area of shallow flooding means a designated AO or AH Zone on a community's Flood Insurance Rate Map (FIRM) with one percent or greater annual chance of flooding to an average depth of one to three feet where a clearly defined channel does not exist, where the path of flooding is unpredictable and indeterminate; and where velocity flow may be evident. Such flooding is characterized by ponding or sheet flow.

  • Built-Up Area and/or “Covered Area” in relation to a Flat shall mean the floor area of that Flat including the area of balconies and terraces, if any attached thereto, and also the thickness of the walls (external or internal) and the columns and pillars therein Provided That if any wall, column or pillar be common between two Flats, then one-half of the area under such wall column or pillar shall be included in the built-up area of each such Flat.

  • Diatomaceous earth filtration means a process resulting in substantial particulate removal in which (1) a precoat cake of diatomaceous earth filter media is deposited on a support membrane (septum), and (2) while the water is filtered by passing through the cake on the septum, additional filter media known as body feed is continuously added to the feed water to maintain the permeability of the filter cake.

  • Residual disinfectant concentration means the concentration of disinfectant measured in mg/L in a representative sample of water.

  • Topsoil means a varying depth (up to 300 mm) of the soil profile irrespective of the fertility, appearance, structure, agricultural potential, fertility and composition of the soil;

  • Underground area means an underground room, such as a basement, cellar, shaft or vault, providing enough space for physical inspection of the exterior of the tank situated on or above the surface of the floor.

  • Flooding means a volume of water that is too great to be confined within the banks or walls of the stream, water body, or conveyance system and that overflows onto adjacent lands, thereby causing or threatening damage.

  • Landing area means that part of a movement area intended for the landing or take-off of aircraft;

  • Drainage area means a geographic area within which stormwater, sediments, or dissolved materials drain to a particular receiving waterbody or to a particular point along a receiving waterbody.

  • Infiltration means water other than wastewater that enters a sewer system (including sewer system and foundation drains) from the ground through such means as defective pipes, pipe joints, connections, or manholes. Infiltration does not include, and is distinguished from, inflow.

  • Sanitary Sewer Overflow or “SSO” means an overflow, spill, diversion, or release of wastewater from or caused by Akron’s Sanitary Sewer System. This term shall include: 1) discharges to waters of the State or United States from Akron's Sanitary Sewer System; and 2) any release of wastewater from Akron's Sanitary Sewer System to public or private property that does not reach waters of the State or the United States, including Building/Property Backups.

  • Slug loading means any pollutant, including oxygen demanding pollutants, released in a discharge at a flow rate and/or pollutant concentration as to cause interference in the POTW.

  • Sediment means solid material, mineral or organic, that is in suspension, is being transported, or has been moved from its site of origin by air, water or gravity as a product of erosion.

  • water meter means any apparatus for measuring or showing the volume of water supplied to, or of effluent discharged from any premises;

  • Surface water means all water which is open to the atmosphere and subject to surface runoff.

  • Combined sewer overflow means the discharge of untreated or

  • Basement means any area of the building having its floor subgrade (below ground level) on all sides.

  • Engine degreaser means a cleaning product designed to remove grease, grime, oil and other contaminants from the external surfaces of engines and other mechanical parts.

  • Vegetation means trees, shrubs, nursery stock and other vegetation and includes the limbs or growth of any Vegetation.

  • Tanks has the meaning set forth in Section 4.12(b).

  • Network Area means the 50 mile radius around the local school campus the Named Insured is attending.

  • Tank means an enclosed space which is formed by the permanent structure of a ship and which is designed for the carriage of liquid in bulk.

  • Unpolluted water means water of quality equal to or better than the effluent criteria in effect or water that would not cause violation of receiving water quality standards and would not be benefited by discharge to the sanitary sewers and wastewater treatment facilities provided.

  • Surface waters means water on the surface of the ground where water does not usually accumulate in ordinary watercourses, lakes, or ponds. This includes any waterborne objects.

  • Cubic Meter or "m3" means the volume of Petroleum which occupies one (1) cubic meter and equals 264.1721 United States gallons and 6.2898108 barrels.