Extracted standards
12 individual requirements pulled out of this section’s prose, each with the sentence it came from.
Other
- PRD benchmark density
densities up to the densities shown in Table 19.780.050 B (PRD Benchmark and Bonus Densities) for the underlying zone
- PRD density bonusDensity bonusExtra units allowed above the base cap in exchange for something — usually affordable homes. for superior design
Additional density up to the limit of the bonus density shown in Table 19.780.050.B may be considered if the project meets all the requirements stated in Section 19.780.050.E
- PRD energy efficiency above Title 2420 pct
Construct the project to exceed Title 24 requirements by 20 percent or more.
- Erosion control tree interval500 ft
For every 500 feet of disturbed lot area (including the area under the roof), one tree, four 5-gallon shrubs, or 50 square feet of native groundcover shall be planted.
- Minimum front porch percentage66.7 pct
a minimum of two-thirds (⅔) of the total units shall provide front porches
- Minimum glazing on north/south walls50 pct
The glazing area on the north- and south-facing walls of the building is at least 50 percent greater than the sum of the glazing area on the east- and west-facing walls.
- Minimum high-albedo materials percentage50 pct
Install light-colored high-albedo materials or vegetation for at least 50 percent of sidewalks, patios and driveways.
- Minimum permeable built environment percentage70 pct
Design the lot such that at least 70 percent of the built environment, not including area under roof, is permeable and designed to capture water runoff for infiltration on-site.
- Minimum shading for sidewalks/patios/driveways50 pct
Locate trees or other plantings to provide shading for at least 50 percent of sidewalks, patios and driveways.
- Minimum south-facing roof area450 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
The roof has a minimum of 450 square feet of south-facing area that is oriented appropriately for solar applications.
- Rainwater harvesting rainfall event1 in
The storage system must be sized to hold all the water from a one-inch rainfall event
- Solar orientation degrees15 degrees
The east-west axis of the building is within 15 degrees of due east-west.
From the ordinance
In all single-family residential zones, densities up to the densities shown in Table 19.780.050 B (PRD Benchmark and Bonus Densities) for the underlying zone in which the project is located may be approved with the granting of a Planned Residential Development Permit