The following definitions pertaining to grading and erosion control shall apply to the interpretation and enforcement of this chapter.
“Access driveway”means a road to the site of a building for which a City building permit is required.
“Acre foot”means an engineering term used to denote a volume one acre in area and one foot in depth.
“Agricultural road”means access to field, pasture or similar use, or agricultural structure which does not require a City building permit.
“Applicant”means a person, partnership, corporation or public agency applying for a City permit.
“Approved”means reviewed and found to be in substantial compliance with requirements of this chapter and the applicable uniform codes.
“Bench”means a relatively level step excavated into earth material on which fill may be placed. Usually a mid-slope drainage device.
“Berm”means an earthen mound used to direct the flow of runoff.
“Bench drain”means lined channel that conveys surface waters from slopes to a safe disposal point.
“Construction site pollution control best management practices (construction site BMPs)”means good housekeeping, pollution prevention and educational practices, maintenance procedures, and other management practices to prevent or reduce to the maximum extent practical (MEP) the discharge of pollutants or grading sediment directly or indirectly into stormwater, receiving waters or stormwater conveyance systems. BMPs also include treatment practices, operating procedures, and practices to control site runoff, non-stormwater discharges, spillage or leaks, sludge or water disposal, or drainage from raw materials storage, and other management practices published by the State of California or designated area-wide planning agencies and referenced by this chapter.
“Borrow”means earth material acquired from an off-site location for use in grading on a site.
“Certification”means the attestation of a licensed professional that, based upon the appropriate level of observation and testing, and in accordance with applicable principles of the professional’s training, background and experience, the work in question has been completed and performed in conformity with the plans and specifications approved and the provisions of this chapter.
“Clearing”means the removal of vegetation, structures or other objects.
“Compaction”means the densification of a fill by mechanical means.
“Conduit”means any pipe for collecting and directing stormwater.
“Continuous”means at all times throughout the day (24 hours) while work is in progress.
“Culvert”means a covered channel or a large-diameter pipe that directs water flow below the ground level.
“Cut”means (1) an excavation; (2) the difference between a point on the original ground and a designated point of lower elevation on the final grade; (3) the material removed in excavation.
“Debris”is a term applied to the loose material arising from the disintegration of rocks and vegetative material transportable by landslides, streams or floods.
“Dike”means a berm of earth or other material constructed to confine or control surface water in an established drainage system.
“Director”means Director of the Planning and Environmental Services Department or authorized representative.
“Disturbance”refers to exposed soil resulting from construction activities such as clearing, grading and excavating. Construction activities can include road building, construction of residential houses, office buildings, industrial sites or demolition.
“Diversion”means a temporary or permanent structure consisting of a channel or ditch and a ridge constructed across a sloping land surface on the contour or with pre-determined grades to intercept and divert surface runoff before it gains sufficient volume and velocity to cause erosion.
“Drainage”means the removal of excess surface water or groundwater from land by means of surface or subsurface drains.
“Drainage pattern”means the configuration or arrangement of streams within a drainage basin or other areas.
“Drainage way”means a natural depression in the earth’s surface such as swales, ravines, draws, and hollows in which surface waters collect as a result of rain or melting snow but at other times are destitute of water.
“Drop-inlet spillway”means an inlet structure in which the water drops through a vertical riser connected to a discharge conduit.
“Drop structure”means a structure for dropping water to a lower level and dissipating its surplus energy; a fall. A drop may be vertical or inclined.
“Easement”means a legal right to use or control the property of another for a designated purpose, which appears of record in favor of the owner of the easement.
“Engineered grading”means grading designed under the direct supervision of a licensed registered civil engineer.
“Engineering geologist”means an individual holding a valid registered geologist certification and a valid engineering geologist certification and who is licensed to practice in the State of California.
“Engineering geology”means the application of geological data and principles to engineering problems dealing with naturally occurring earth material for the purpose of assuring that geological factors are recognized and adequately interpreted in engineering practice.
“Engineering, soils”means the application of soils mechanics in investigations and reports regarding stability of existing or proposed slopes, in the control of fill installation and compaction, in recommending soil bearing values, and in providing design criteria and calculations for earth structures, foundations, fills, subsurface drains and other engineering works.
“Erosion”means the wearing away of the land surface by running water, wind, ice or other geological agents, including such processes as gravitational creep. Erosion occurs naturally from weather or runoff, but can be intensified by human activities.
“Erosion and sediment control plan”means a plan which fully indicates necessary land treatment and structural measures, including a schedule of the timing for their installation which will effectively minimize soil erosion, sedimentation, and non-stormwater construction related discharges.
“Erosion control permit”means a document issued by the Director to authorize grading work which requires only erosion control measures as provided in this chapter.
“Excavation”means any activity by which earth, sand, gravel, rock or any other similar material is dug into, cut, quarried, uncovered, removed, displaced, relocated or bulldozed and shall include the conditions resulting therefrom.
“Exterior property line”means the legal property line shared with a property which is not under the ownership or control of the applicant.
“Existing natural grade”means the vertical elevation of the existing ground surface topography prior to excavation or filling.
“Fill”means (1) a deposit of earth, sand, gravel, rock or any other suitable materials placed by artificial means; any act by which earth, sand, gravel, rock or any other suitable material is placed, pushed, dumped, pulled, transported or moved to a new location above the natural surface of the ground or on top of the stripped surface and shall include the conditions resulting therefrom; (2) the difference in elevation between a point on the original ground and a designated point of higher elevation on the final grade, as measured in a vertical plane.
“Finish grade”means the level of the finished surface of the ground at the completion of all grading as designated in the final project grading plans.
“Grading”means any activity which involves the physical movement of earth material, including any excavating, filling, stockpiling, movement of material, compaction of soil, creation of borrow pits, land reclamation, surface mining operations exempted from the City’s surface mining and reclamation ordinance, or combinations thereof.
“Gully”means a channel or miniature valley cut by concentrated runoff but through which water commonly flows only during and immediately after heavy rains or during the melting of snow.
“Interceptor ditch”means a permanent structure located on top of a man-made or natural slope that diverts drainage from the face of the slope.
“Key”means a designed compacted fill placed in a trench excavated in competent earth material at the bottom of a proposed fill slope.
“Land reclamation fill”means fill consisting of solid materials or soil that is nontoxic, noncombustible, nonorganic and not hazardous, and which is used as fill to contour existing uneven terrain for the purpose of reclaiming land for agricultural use.
“Land use permit”means a final permit required by the Planning and Environmental Services Department for all uses and development permitted under the regulations of the Zoning Ordinance.
“Native oak tree removal”means causing an oak tree to die, be uprooted and/or removed from the ground by any means, including, but not limited to, cutting, uprooting, poisoning, or burning (unrelated to controlled burns). Excessive pruning or topping, or severing an oak tree’s roots enough to lead to the death of the tree, would also be considered oak tree removal. Death by natural causes (e.g., sudden oak death syndrome) or removals required due to disease, regulatory requirements or trees removed that pose an immediate threat to safety shall not be considered a removal.
“Natural gradient”means the slope of the area being worked in its natural state, exclusive of minor deviations.
“Periodic”means intermittent while work is in progress.
“Open grading”means a raw, exposed, uncovered earthwork not stabilized and not completed.
“Pollutant”means any chemical or substance that degrades the physical, chemical or biological properties of the environment.
“Person”means any individual person, firm, corporation, association, partnership, public agency, public district or municipal corporation, but shall not include the City, the County of Santa Barbara, the Santa Barbara County Flood Control and Water Conservation District, the State of California, or the United States.
“Receiving water”means any lake, pond, stream, wetland, groundwater or coastal water body into which stormwater runoff is directed.
“Retention”means the storage of stormwater to prevent it from leaving the development site; may be temporary or permanent.
“Rough grade”means approximate elevation of ground surface conforming to within two-tenths of a foot of the proposed design elevation.
“Run-on”means flow that originates off-site and that drains onto a site.
“Runoff”means surface water originating from precipitation or other sources (e.g., springs, seeps, sprinklers, landscape irrigation) that is found in drainage facilities, rivers, streams, ponds, lakes, wetlands and shallow groundwater.
“Scarify”means to abrade, scratch or modify the surface, for example, to break the surface of the soil with a narrow blade implement.
“Sediment”means solid material, both mineral and organic, that is in suspension, is being transported, or has been moved from its site of origin by air, water, gravity, or ice and has come to rest on the earth’s surface.
“Sedimentation”means deposition of soil particles, clays, silts, sands, or other sediments carried by runoff.
“Sediment detention basin”means a reservoir which retains flows sufficiently to cause deposition of transported sediment and debris.
“Seepage”means (1) water escaping through or emerging from the ground along an extensive line or surface as contrasted with a spring where the water emerges from a localized spot; (2) the process by which water percolates through the soil.
“Sheet flow”means water, usually storm runoff, flowing in a thin layer over the ground surface; overland flow.
“Site”means any lot or parcel of land or contiguous combination thereof, under the same ownership, where grading is performed or permitted.
“Slope”means an inclined ground surface, the inclination of which is expressed as a ratio of horizontal distance to vertical distance, as in two to one (2:1), meaning a horizontal distance of two feet to one foot vertical.
“Slope drains”means permanent or temporary devices that are used to carry water down cut, fill or natural slopes to and from bench drains.
“Soil (earth)”means sediments or other unconsolidated accumulation of solid particles produced by the physical and chemical disintegration of rocks, and which may or may not contain organic matter.
“Stockpiling”means the temporary placement of earth material in one location.
“Stripping”means any activity which significantly disturbs vegetated or otherwise stabilized soil surface including clearing and brushing operations.
“Structure”means that which is built or constructed, an edifice or building of any kind, or any piece of work artificially built up or composed of parts joined together in some definite manner, including without limitation, any building, fence, landscaping feature or enclosed barn.
“Swale”means a low-lying stretch of land which gathers or carries surface water runoff.
“Terrace”means a relatively level step constructed on the face of a graded slope surface for drainage and maintenance purposes.
“Top of creek bank”means the uppermost ground elevation paralleling a creek or watercourse where the gradient changes from more vertical to more horizontal.
“Topography”means (1) the configuration of a surface, including its relief and the position of its natural and manmade features; (2) a rendering of the results of a topographical survey.
“Topsoil”means surface soil, ordinarily rich in organic matter or humus debris.
“Unsuitable material”means all vegetation, noncomplying fill, soil containing organic matter, compressible earth material and all other earth material which would adversely affect the safety or stability of proposed grading.
“Urban boundary”means a boundary line established by the Planning and Environmental Services Department separating urban from rural areas.
“Watercourse”means a creek or stream designated by a blue line on the largest scale of the latest edition of the United States Geological Survey map or a creek or stream which supports fish at any time of the year, or has significant water flow 30 days after the latest significant storm.
(Ord. 02-01 § 1; Ord. 20-03 § 5)