11.23.020-11.23.070

Grading

• CutGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume./fillGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume. volume requiring engineer5,000 cycubic yard (cy)A unit of earth volume used in grading limits — roughly one dump-truck scoop.

  Require cuts and fills involving a combined total of 5,000 cubic yards of dirt or more.

• CutGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume./fillGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume. depth requiring engineer10 ft

  Require cut or fill depths exceeding ten feet.

• FillGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume. operation depth requiring permit4 ft

  Fill operations exceeding four feet when filling an abandoned swimming pool unless a demolition permit for same is obtained from the Building Department.

• Exempt cutGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume./fillGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume. depth2 ft

  Minor projects which have cuts or fills, each of which is less than two feet in vertical depth at its deepest point.

• Exempt vegetation removal area10,000 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.

  The removal, plowing under or burial of less than 10,000 square feet of vegetation on slopes ten percent or greater.

• Exempt gradingGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume. volume50 cycubic yard (cy)A unit of earth volume used in grading limits — roughly one dump-truck scoop.

  Less than 50 cubic yards of graded material in a single area and does not obstruct a drainage course, within a two-year period.

• GradingGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume. permit threshold for ground disturbance1 acresacre43,560 square feet — about the size of an American football field without the end zones.

  A grading permit is required for any grading and/or other construction activity with ground disturbance of more than one acre, or any grading and/or construction activity smaller than one acre but part of a greater plan involving over one acre.

• GradingGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume. permit threshold for imperviousImpervious coverageThe share of a lot covered by anything water cannot soak through — roofs, drives, patios. surface2,500 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.

  Any grading performed in the County of Yuba—Phase II MS4 permit boundaries that creates or replaces 2,500 square feet or more of impervious surface shall require either a grading permit or a building permit.

• Distance from levee toe requiring geotech report400 ft

  Any grading activity within 400 feet of the landside levee toe shall require a registered geotechnical engineer to submit a stamped report.

• Levee setbackSetbackThe distance a building must be held back from a lot line.50 ft

  Setbacks from levees shall be as determined by the levee maintenance district, but in no case shall be less than 50-feet from the toe of levees for new structures, fences, pools, roads, utilities, and storage or stockpiling of agricultural waste.

• Retaining wall heightMaximum heightThe tallest a building may be, given in feet, in storeys, or both — whichever binds first. requiring permit4 ft

  Retaining walls which are over four feet in height, as measured from bottom of footing to top of the wall, require a grading permit.

• CutGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume./fillGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume. depth requiring soil investigation10 ft

  When the proposed grading includes a cut or fill exceeding ten feet in depth at any point.

• Slope for soil investigation exemption30 pct

  For vehicular ways, a soil investigation shall not be required unless the grading includes a proposed cut or fill that exceeds ten feet in depth and the slope of the natural ground exceeds 30 percent.

• FillGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume. depth requiring special inspection for building support3 ft

  During the preparation of a site for the placement of any fill which is intended to support any building or structure when the fill exceeds three feet in depth.

• FillGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume. depth requiring special inspection on slopes5 ft

  During the preparation of a site for the placement of fills which exceed five feet in depth on slopes which exceed ten percent and during the placing of such fills.