Tree Placement and Spacing Standards

Streets without Planting Strips (i.e. without sidewalks):
Check with DPW for sidewalk or curbing plans.
Locate trees as far as possible from road edge but no closer than 2 feet from Right-of Way edge.

Streets with Planter Strips (and sidewalks) without curbs:
Minimum planter strip width approximately 8' - varies with planting strip condition and width stability.

Streets with Planter Strips, Sidewalks, and Curbs: 
Minimum planter strip width 4'.

Minimum Distances from Structures, Intersections, Utilities and other fixtures
Curbing 2'
Sidewalks 2'
Driveways 8'
Sewer lines 5'
Water lines 5'
Gas lines 5'
Underground Electric or Cable lines 5'
Fire Hydrants 10'
Street Lights 25-35'
Traffic Control Signs 30'
Residential Street Intersections 30'
Major Street Intersections 50' 
Structural Walls 10'

Tree placement with respect to Utility wires, conduit and poles
Street Side wires (pole to pole): only low growing trees will be planted under electrical wires
Utility Service wires (pole to house): 3' minimum offset.
Utility Poles: 10' minimum offset
Underground conduit/cable: 5' minimum offset

Spacing between young trees based on size at maturity:
Large Growing Trees 50' Ideal, 40' minimum
Medium Growing Trees 40' Ideal, 30' minimum
Low Growing Trees 30' Ideal, 25' minimum

Species Restrictions
There will be no use of fast-growing, brittle-wooded trees species in City Right-of-Ways. Experience has shown that these trees are sources of extraordinary storm damage and related maintenance problems. Specifically, the following species cannot be planted or allowed to exist as young individuals in City Right-of-Ways:

Cottonwood - Populus deltoids
Carolina Poplar - Populus Canadensis eugenei
Species and Varieties of Weeping Willow - Salix alba tristis, ect.
Black Willow - Salix nigra
Silver Maple - Acer saccharinum
Box elder - Acer negundo
Tree of Heaven - Ailanthus altissima
Any Coniferous species (evergreens)