717 · Alstonia angustiloba — PLUS Expressway

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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 717 · alive · Condition: fair · LC · Least Concern

Dimensions

10.9 mHeight

5.47 mTrunk height

37 cmTrunk diameter (DBH)

6.87 mCanopy height

6.67 mCanopy width

21.11 mCanopy circumference

25.86 m²Crown projection area

171.19 m³Crown volume

1Stems

Structure & risk

29.58Slenderness (H/D)

1.89Safety factor (default wind)

15.65 °Leaning angle

1.73 °Trunk lean angle

36.4Competition index

4.43 mTree protection zone

0.56 mCritical root zone

6.64 mRoot protection zone

l0TMS category

Health & vitality

fairCondition

lowVitality

matureAge class

moderately defoliatedCrown transparency

36.35 %Foliage transparency

9.61 %Dieback

59.72 %Crown density

63.6 %Crown light exposure ratio

63.06 %Live crown ratio

165.62 m²Leaf area

5.49Leaf area index (LAI)

0.97Leaf area / crown vol.

Ecosystem services

323.27 kgCarbon storage

27.02 kgCarbon sequestration / yr

71.41 kgOxygen production / yr

0.1 m³Avoided runoff

1.68 m³Water intercepted

1.98 m³Transpiration

1.67 m³Evaporation

10.3 m³Potential evapotranspiration

3.73 gCO removed / yr

14.73 gNO₂ removed / yr

31.79 gSO₂ removed / yr

9.27 gPM2.5 removed / yr

177.54 gO₃ removed / yr

Amenity valuation

4738.86CAVAT value

16469.34Koch value

1732.67RADO value

Other

noBuilding clearance issue detected

0Overall outlier index

notPresentOverhead utilities

noRoad clearance issue detected

Location

Lebuhraya Hubungan Kedua · 1.407527, 103.592301