HomeMy WebLinkAboutTR_Tree Retention Worksheets_A-C_210529_V1DEPARTMENT OF COMMUNITY
AND ECONOMIC DEVELOPMENT
TREE RETENTION WORKSHEET
WůĂŶŶŝŶŐŝǀŝƐŝŽŶ
1055 South Grady Way-Renton, WA 98057
Phone: 425-430-7200 ͮǁǁǁ͘ƌĞŶƚŽŶǁĂ͘ŐŽǀ
1.Total number of trees over 6” diameter 1, or alder or cottonwood
trees at least 8” in diameter on project site trees
2.Deductions: Certain trees are excluded from the retention calculation:
Trees that are dangerous 2 trees
Trees in proposed public streets trees
Trees in proposed private access easements/tracts trees
Trees in critical areas3 and buffers trees
Total number of excluded trees: trees
3.Subtract line 2 from line 1:trees
4.Next, to determine the number of trees that must be retained 4, multiply line 3 by:
0.3 in zones RC, R-1, R-4, R-6 or R-8
0.Ϯ in all other residential zones
0.1 in all commercial and industrial zones trees
5.List the number of 6” in diameter, or aůĚer or cottonwood trees
over 8” in diameter that you are proposing5 to retain4:trees
6.Subtract line 5 from line 4 for trees to be replaced:
(if line 6 is zero or less, stop here. No replacement trees are required) trees
7.Multiply line 6 by 12” for number of required replacement inches:inches
8.Proposed size of trees to meet additional planting requirement:
;DŝŶŝŵƵŵϮ͟ĐĂůŝƉĞƌƚƌĞĞƐƌĞƋƵŝƌĞĚĨŽƌƌĞƉůĂĐĞŵĞŶƚ͕ŽƚŚĞƌǁŝƐĞĞŶƚĞƌϬͿ inches per tree
9.Divide line 7 by line 8 for number of replacement trees 6:
(If remainder is .5 or greater, round up to the next whole number) trees
1 Measured at 4.5’ above grade.
2 A tree certified, in a written report, as dead, terminally diseased, damaged, or otherwise dangerous to persons or property by a licensed
landscape architect, or certified arborist, and approved by the City.
3 Critical areas, such as wetlands, streams, floodplains and protected slopes, are defined in RMC 4-3-050.
4 Count only those trees to be retained outside of critical areas and buffers.
5 The City may require modification of the tree retention plan to ensure retention of the maximum number of trees per RMC 4-4-130H7a.
6 When the required number of protected trees cannot be retained, replacement trees, with at least a two-inch (2") caliper or an evergreen at least
six feet (6') tall, shall be planted. See RMC 4-4-130.H.1.e.(ii) for prohibited types of replacement trees.
1
H:\CED\Data\Forms-Templates\Self-Help Handouts\Planning\Tree Retention Worksheet.docx 0ϴ/2015
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LOT A
DEPARTMENT OF COMMUNITY
AND ECONOMIC DEVELOPMENT
TREE RETENTION WORKSHEET
WůĂŶŶŝŶŐŝǀŝƐŝŽŶ
1055 South Grady Way-Renton, WA 98057
Phone: 425-430-7200 ͮǁǁǁ͘ƌĞŶƚŽŶǁĂ͘ŐŽǀ
1.Total number of trees over 6” diameter 1, or alder or cottonwood
trees at least 8” in diameter on project site trees
2.Deductions: Certain trees are excluded from the retention calculation:
Trees that are dangerous 2 trees
Trees in proposed public streets trees
Trees in proposed private access easements/tracts trees
Trees in critical areas3 and buffers trees
Total number of excluded trees: trees
3.Subtract line 2 from line 1:trees
4.Next, to determine the number of trees that must be retained 4, multiply line 3 by:
0.3 in zones RC, R-1, R-4, R-6 or R-8
0.Ϯ in all other residential zones
0.1 in all commercial and industrial zones trees
5.List the number of 6” in diameter, or aůĚer or cottonwood trees
over 8” in diameter that you are proposing5 to retain4:trees
6.Subtract line 5 from line 4 for trees to be replaced:
(if line 6 is zero or less, stop here. No replacement trees are required) trees
7.Multiply line 6 by 12” for number of required replacement inches:inches
8.Proposed size of trees to meet additional planting requirement:
;DŝŶŝŵƵŵϮ͟ĐĂůŝƉĞƌƚƌĞĞƐƌĞƋƵŝƌĞĚĨŽƌƌĞƉůĂĐĞŵĞŶƚ͕ŽƚŚĞƌǁŝƐĞĞŶƚĞƌϬͿ inches per tree
9.Divide line 7 by line 8 for number of replacement trees 6:
(If remainder is .5 or greater, round up to the next whole number) trees
1 Measured at 4.5’ above grade.
2 A tree certified, in a written report, as dead, terminally diseased, damaged, or otherwise dangerous to persons or property by a licensed
landscape architect, or certified arborist, and approved by the City.
3 Critical areas, such as wetlands, streams, floodplains and protected slopes, are defined in RMC 4-3-050.
4 Count only those trees to be retained outside of critical areas and buffers.
5 The City may require modification of the tree retention plan to ensure retention of the maximum number of trees per RMC 4-4-130H7a.
6 When the required number of protected trees cannot be retained, replacement trees, with at least a two-inch (2") caliper or an evergreen at least
six feet (6') tall, shall be planted. See RMC 4-4-130.H.1.e.(ii) for prohibited types of replacement trees.
1
H:\CED\Data\Forms-Templates\Self-Help Handouts\Planning\Tree Retention Worksheet.docx 0ϴ/2015
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0
0
2
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48
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Print Form Reset Form Save Form
LOT B
DEPARTMENT OF COMMUNITY
AND ECONOMIC DEVELOPMENT
TREE RETENTION WORKSHEET
WůĂŶŶŝŶŐŝǀŝƐŝŽŶ
1055 South Grady Way-Renton, WA 98057
Phone: 425-430-7200 ͮǁǁǁ͘ƌĞŶƚŽŶǁĂ͘ŐŽǀ
1.Total number of trees over 6” diameter 1, or alder or cottonwood
trees at least 8” in diameter on project site trees
2.Deductions: Certain trees are excluded from the retention calculation:
Trees that are dangerous 2 trees
Trees in proposed public streets trees
Trees in proposed private access easements/tracts trees
Trees in critical areas3 and buffers trees
Total number of excluded trees: trees
3.Subtract line 2 from line 1:trees
4.Next, to determine the number of trees that must be retained 4, multiply line 3 by:
0.3 in zones RC, R-1, R-4, R-6 or R-8
0.Ϯ in all other residential zones
0.1 in all commercial and industrial zones trees
5.List the number of 6” in diameter, or aůĚer or cottonwood trees
over 8” in diameter that you are proposing5 to retain4:trees
6.Subtract line 5 from line 4 for trees to be replaced:
(if line 6 is zero or less, stop here. No replacement trees are required) trees
7.Multiply line 6 by 12” for number of required replacement inches:inches
8.Proposed size of trees to meet additional planting requirement:
;DŝŶŝŵƵŵϮ͟ĐĂůŝƉĞƌƚƌĞĞƐƌĞƋƵŝƌĞĚĨŽƌƌĞƉůĂĐĞŵĞŶƚ͕ŽƚŚĞƌǁŝƐĞĞŶƚĞƌϬͿ inches per tree
9.Divide line 7 by line 8 for number of replacement trees 6:
(If remainder is .5 or greater, round up to the next whole number) trees
1 Measured at 4.5’ above grade.
2 A tree certified, in a written report, as dead, terminally diseased, damaged, or otherwise dangerous to persons or property by a licensed
landscape architect, or certified arborist, and approved by the City.
3 Critical areas, such as wetlands, streams, floodplains and protected slopes, are defined in RMC 4-3-050.
4 Count only those trees to be retained outside of critical areas and buffers.
5 The City may require modification of the tree retention plan to ensure retention of the maximum number of trees per RMC 4-4-130H7a.
6 When the required number of protected trees cannot be retained, replacement trees, with at least a two-inch (2") caliper or an evergreen at least
six feet (6') tall, shall be planted. See RMC 4-4-130.H.1.e.(ii) for prohibited types of replacement trees.
1
H:\CED\Data\Forms-Templates\Self-Help Handouts\Planning\Tree Retention Worksheet.docx 0ϴ/2015
4
0
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48
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LOT C