72-55

Other

• Minimum earthen berm heightMaximum heightThe tallest a building may be, given in feet, in storeys, or both — whichever binds first.2 ft

  An earthen berm that is at least two feet in height, covered with grass, and planted with other landscaping materials consistent with the function of and requirements for a Type D buffer.

• Buffer width reduction with masonry wall6 ft

  Any required zoning district boundary buffer width can be reduced to six feet with the provision of a solid masonry wall at least six feet in height.

• Maximum average canopy tree spacing40 ft

  Canopy trees shall be spaced a maximum average of 40 feet on-center.

• Existing vegetation credit distance10 ft

  Existing vegetation meeting the size standards of § 72-55.1, Subsection C(1), New plantings, located within 10 feet of the zoning district boundary buffer area, if preserved, will be credited toward the zoning district boundary landscape buffer standards.

• Groundcover only in easements

  Nothing except groundcover shall be planted or installed within the area of any underground or overhead utility, drainage, or gas easement, without the prior written consent of the utility provider, the City, or as provided for by the applicable easement agreement.

• Groundcover only within 15 feet of fire protection15 ft

  Nothing except groundcover shall be planted or installed within 15 feet of a fire protection system without the prior written consent of the City Arborist.

• Groundcover only within 3 feet of underground meter3 ft

  Nothing except groundcover shall be planted or installed within three feet of an underground meter without the prior written consent of the utility provider or the City.

• Interior landscape island rate12 spaces

  Landscape islands shall be provided at a minimum rate of one island per every 12 parking spaces and shall be evenly distributed throughout the parking area.

• Minimum island size for double-loaded bays360 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.

  Islands shall be located at the end of parking bays and have a minimum size of 180 square feet for single-loaded parking bays, and a minimum size of 360 square feet for double-loaded bays.

• Minimum island size for single-loaded bays180 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.

  Islands shall be located at the end of parking bays and have a minimum size of 180 square feet for single-loaded parking bays, and a minimum size of 360 square feet for double-loaded bays.

• Maintenance period24 months

  50% of the performance guarantee for landscaping shall be retained until final inspection and approval, which shall occur no earlier than 24 months after approval of the initial installation of the landscape improvements.

• Maximum distance from building wall15 ft

  Required shrubs may be planted up to 15 feet from the building facade wall, provided there is a sidewalk located between the planting area and the building wall.

• Maximum distance from parking space to tree55 ft

  No parking space shall be separated from the trunk of a shade or canopy tree by more than 55 feet.

• Maximum reduction in planting requirements20 pct

  An adjustment to planting locations or reduction of up to 20% in the type or total number of required caliper inches may be allowed when underground connections to public facilities or public utilities, or public easements or right-of-way, are located upon or in close proximity to the parcel.

• Maximum single genus percentage20 pct

  No single genus shall constitute more than 20% of the number of trees to be planted.

• No canopy trees under overhead utilities

  Canopy trees shall not be planted beneath overhead utilities.

• Parking reduction for tree preservation5 pct

  Up to a 5% reduction in the number of off-street parking spaces required on a development site shall be allowed, if the reduction of pavement will preserve the root zones of existing, healthy specimen trees.

• Performance guarantee retention percentage50 pct

  50% of the performance guarantee for landscaping shall be retained until final inspection and approval, which shall occur no earlier than 24 months after approval of the initial installation of the landscape improvements.

• Perimeter canopy tree rate8 ACI/100ft

  each perimeter landscaping strip shall include at least eight aggregate caliper inches (ACI) of canopy trees per 100 linear feet of landscaping strip.

• Minimum continuous visual screen heightMaximum heightThe tallest a building may be, given in feet, in storeys, or both — whichever binds first.36 inches

  Perimeter landscaping for vehicular use areas shall form a continuous visual screen with a minimum height of 36 inches above grade.

• Minimum perimeter landscaping strip width8 ft

  The minimum width of a perimeter landscaping strip serving a vehicular use area shall be eight feet.

• Planting rate (ACI per 180 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.)2 ACI/180sqft

  Each interior planting island shall contain trees at the minimum rate of two aggregate caliper inches (ACI) of canopy tree for every 180 square feet of island area, except for locations directly under overhead utilities, where 1.5 ACI of understory trees may be substituted for each required canopy tree.

• Maximum shrub spacing on-center5 ft

  Foundation plantings shall be comprised of large shrubs, planted no greater than five feet on-center along the full extent of building facades that face a street (other than an alley) or publically owned lands.

• Specimen tree DBH for canopy32 inches

  An existing canopy tree is considered notable when it achieves a diameter at breast height of 32 inches or more.

• Specimen tree DBH for understory9 inches

  any understory tree is considered notable when it achieves a diameter at breast height of 9 inches or more.

• Street tree distance from edge of pavement15 ft

  Trees shall be evenly spaced, aligned along the right-of-way frontage within 15 feet of the edge of the roadway pavement, and placed between the edge of the roadway pavement and any sidewalk or trail.

• Tree preservation credit multiplier1.25 times caliper

  existing trees meeting the standards in Subsection D(1)(a), above, that are retained during and after development shall be credited towards the minimum landscaping requirements in this § 72-55 at a rate of 1.25 times the tree's actual caliper or diameter at breast height.

• Maximum average understory tree spacing20 ft

  Understory trees shall be spaced a maximum average of 20 feet on-center.

• Vehicular use area landscaping credit distance20 ft

  Vehicular use area landscaping meeting the size standards of § 72-55.1, Subsection C(1), New plantings and located within 20 feet of area to be occupied by a zoning district boundary landscape buffer, may be credited towards the zoning district boundary landscape buffer standards.