22.320.090.C.1
Dimensional standards
Servicing
- Applies near
- Altadena
- Geographic extent
- Altadena Community Standards DistrictZoning districtA mapped area with one set of rules, identified by a code like R-1 or B-2.
Extracted standards
8 individual requirements pulled out of this section’s prose, each with the sentence it came from.
Other
- Conditional UseConditional useAllowed only after a discretionary approval — usually a public hearing and a board vote. Permit required for gradingGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume.2,500 cubic yardscubic yard (cy)A unit of earth volume used in grading limits — roughly one dump-truck scoop.
A Conditional Use Permit (Chapter 22.158) shall be required for any grading on a lot that cumulatively exceeds 2,500 total cubic yards of cut plus fill material, excluding any grading approved prior to the effective date of the ordinance establishing this Subsection C.1.
- GradingGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume. limited to pads
Grading is not conducted uniformly across the entirety of the project and is limited to the pads required of individual structures
- Haul route required1,000 cubic yardscubic yard (cy)A unit of earth volume used in grading limits — roughly one dump-truck scoop.
Any application for grading involving the off-site transport of 1,000 or more cubic yards of material, shall include a haul route, subject to Section 22.140.240 (Grading Projects).
- Landscaping blend required
Where new tree planting occurs, new trees blend with surrounding vegetation
- Minor Conditional UseConditional useAllowed only after a discretionary approval — usually a public hearing and a board vote. Permit required
A Minor Conditional Use Permit (Chapter 22.160) shall be required for any development within a Hillside Management Area that is not otherwise subject to a Conditional Use Permit (Chapter 22.158), pursuant to Chapter 22.104 (Hillside Management Areas), or Subsection C.1.b.ii, below, except for: (1) Additions to a structure that were legally established prior to the effective date...; (2) New accessory structures; and (3) Development designed so that all areas with a natural slope of 25 percent or greater remain in a natural state.
- Rainy season gradingGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume. requirements
Any grading occurring during the rainy season, defined as October 15 of any year through April 15 of the subsequent year, shall be subject to the requirements deemed necessary by Public Works to prevent runoff and erosion.
- Retention wall design required
Terracing and retention walls, if unshielded by landscaping and visible from downslope, are designed with varied gradients and curvilinear shapes that mimic or blend into surrounding contours
- Screening required
Structures, retention walls, and graded areas are screened by landscaping and vegetation; Structures are placed to minimize their visibility from surrounding parcels or public viewpoints downslope
From the ordinance
This Subsection C.1 shall apply in Hillside Management Areas... A Minor Conditional Use Permit (Chapter 22.160) shall be required for any development within a Hillside Management Area... A Conditional Use Permit (Chapter 22.158) shall be required for any grading on a lot that cumulatively exceeds 2,500 total cubic yards of cut plus fill material...