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HomeMy WebLinkAboutSCANNED.pdfAPPENDIX J GRADING The provisions contained in this appendix are not mandatory unless specifically referenced in the adopting ordinance. SECTION J101 GENERAL J101.1 Scope. The provisions of this chapter apply to grading, excavation and earthwork construction, including fills and embankments. Where conflicts occur between the technical requirements of this chapter and the soils report, the soils report shall govern. J101.2 Flood hazard areas. The provisions of this chapter shall not apply to grading, excavation and earthwork construc- tion, including fills and embankments, in floodways within flood hazard areas established in Section 1612.3 or in flood hazard areas where design flood elevations are specified but floodways have not been designated, unless it has been demon- strated through hydrologic and hydraulic analyses performed in accordance with standard engineering practice that the pro- posed work will not result in any increase in the level of the base flood. SECTION J102 DEFINITIONS J102.1 Definitions. For the purposes of this appendix chapter, the terms, phrases and words listed in this section and their derivatives shall have the indicated meanings. BENCH. A relatively level step excavated into earth material on which fill is to be placed. COMPACTION. The densification of a fill by mechanical means. CUT. See Excavation. DOWN DRAIN. A device for collecting water from a swale or ditch located on or above a slope, and safely delivering it to an approved drainage facility EROSION. The wearing away of the ground surface as a result of the movement of wind, water or ice. EXCAVATION. The removal of earth material by artificial means, also referred to as a cut. FILL. Deposition of earth materials by artificial means. GRADE. The vertical location of the ground surface. GRADE, EXISTING. The grade prior to grading. GRADE, FINISHED. The grade of the site at the conclusion of all grading efforts. GRADING. An excavation or fill or combination thereof. KEY. A compacted fill placed in a trench excavated in earth material beneath the toe of a slope. SLOPE. An inclined surface, the inclination of which is expressed as a ratio of horizontal distance to vertical distance. TERRACE. A relatively level step constructed in the face of a graded slope for drainage and maintenance purposes. SECTION J103 PERMITS REQUIRED J103.1 Permits required. Except as exempted in Section J103.2, no grading shall be performed without first having obtained a permit therefor from the building official. AA grading permit does not include the construction of retaining walls or other structures. J103.2 Exemptions. A grading permit shall not be required for the following: 1. Grading in an isolated, self-contained area, provided there is no danger to the public, and that such grading will not adversely affect adjoining properties. 2. Excavation for construction of a structure permitted un- der this code. 3. Cemetery graves. 4. Refuse disposal sites controlled by other regulations. 5. Excavations for wells, or trenches for utilities. 6. Mining, quarrying, excavating, processing or stockpil- ing rock, sand, gravel, aggregate or clay controlled by other regulations, provided such operations do not affect the lateral support of, or significantly increase stresses in, soil on adjoining properties. 7. Exploratory excavations performed under the direction of a registered design professional. Exemption from the permit requirements of this appendix shall not be deemed to grant authorization for any work to be done in any manner in violation of the provisions of this code or any other laws or ordinances of this jurisdiction. SECTION J104 PERMIT APPLICATION AND SUBMITTALS J104.1 Submittal requirements. In addition to the provisions of Section 105.3, Appendix Chapter 1, the applicant shall state the estimated quantities of excavation and fill. J104.2 Site plan requirements. In addition to the provisions of Section 106, Appendix Chapter 1, a grading plan shall show the existing grade and finished grade in contour intervals of sufficient clarity to indicate the nature and extent of the work and show in detail that it complies with the requirements of this code. The plans shall show the existing grade on adjoining properties in sufficient detail to identify how grade changes will conform to the requirements of this code. 2007 CALIFORNIA BUILDING CODE 665