Difference between revisions of "Working Page 8"

Revision as of 15:05, 2 August 2024

Table A-1.1.3.2.
Characteristics of Vegetated Roof Systems, by Type
Forming Part of Note A-1.1.3.2.

Characteristics	Extensive	System Type Semi-Intensive	Intensive
FLL Category	Extensive greening	Semi-Intensive greening	Intensive greening
Vegetation support depth^*	152.4 mm (6”) to 203.2 mm (8”)	152.4 mm (6”) to 355.6 mm (14”)	Greater than 355.6 mm (14”)
Accessibility	Often inaccessible except for maintenance	May be partially accessible	Usually accessible (public or private)
Fully saturated weight (typical ranges^†)	Low 48.8 – 170.9 Kg/m² (10-35 lb/sf)	Moderate 170.9 – 244.1 Kg/m² (35 – 50 lb/sf)	High 170.9 – 1464.7 Kg/m²(36 – 300 lb/sf)
Plant diversity^††	Low	Greater	Greatest
Cost	Low	Generally mid-range	Higher
Maintenance^**	Minimal	Variable, depending on vegetation selection	Generally high

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-| colspan="1"; style="text-align:center;width:1100px;" | '''Table A-1.1.3.3.-2'''<br>'''Establishment Period for Plants'''<br>Forming Part of Note A-1.1.3.3.
+| colspan="1"; style="text-align:center;width:800px;" | '''Table A-1.1.3.2.'''<br>'''Characteristics of Vegetated Roof Systems, by Type'''<br>Forming Part of Note A-1.1.3.2.
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 {| class="wikitable"
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-! style="background-color:#66CDAA;"     | <big>Planting Method</big> !! style="width:600px; background-color:#98FB98;"     | <big>Description</big> !! style="background-color:#98FB98;"     |<big>System Type<br>Applicability</big> !! style="background-color:#98FB98;"     |<big>Survival Rate</big> !! style="width:100px;background-color:#98FB98;"     |<big>Onsite<br>Establishment Period</big>
+! style="text-align:left;background-color:#A9A9A9;"     | <big>Characteristics</big> !! style="width:200px; background-color:#98FB98;"     | <big>Extensive</big> !! style="width:200px; background-color:#66CDAA;"     |<big>System Type<br>Semi-Intensive</big> !! style="width:200px; background-color:#3CB371;"     |<big>Intensive</big>
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-|  Seeding  || Pre-selected seeds mixed into the growing medium or applied after growing medium is installed || style="text-align:center;"   | Extensive  ||  style="text-align:center;"   | Good ||  style="text-align:center;"   | 2–4 years
+|  style="text-align:left;background-color:#DCDCDC;"     | FLL Category  ||  style="text-align:center;"   | Extensive greening ||  style="text-align:center;"   | Semi-Intensive greening  ||  style="text-align:center;"   | Intensive greening
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-| Hydro-seeding || A mixture of mulch, seed, fertilizer, and water sprayed across the top of the growing medium ||  style="text-align:center;"   | Extensive || style="text-align:center;"   | Good || style="text-align:center;"   | 2–4 years
+| style="text-align:left;background-color:#DCDCDC;"     | Vegetation support depth<sup>*</sup>  ||  style="text-align:center;"   | 152.4 mm (6”) to<br>203.2 mm (8”) ||  style="text-align:center;"   | 152.4 mm (6”) to<br>355.6 mm (14”)  ||  style="text-align:center;"   | Greater than<br>355.6 mm (14”)
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-| Terra-seeding || Seeds and growing media simultaneously sprayed onto the roof ||  style="text-align:center;"   | Extensive<br>Semi-Intensive || style="text-align:center;"   | Good  || style="text-align:center;"   | ± 2 years
+| style="text-align:left;background-color:#DCDCDC;"     | Accessibility  ||  style="text-align:center;"   | Often inaccessible except for<br>maintenance ||  style="text-align:center;"   | May be partially accessible  ||  style="text-align:center;"   | Usually accessible<br>(public or private)
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-| Cuttings || Small pieces of leaves, stems, and roots of succulents, broadcast across, or pre- mixed into, the growing medium ||  style="text-align:center;"   | Extensive<br>Semi-Intensive || style="text-align:center;"   | Good  || style="text-align:center;"   | 1–3 years
+|  style="text-align:left;background-color:#DCDCDC;"     | Fully saturated weight<br>(typical ranges<sup>†</sup>) ||  style="text-align:center;"   | Low<br>48.8 – 170.9 Kg/m<sup>2</sup><br>(10-35 lb/sf) ||  style="text-align:center;"   | Moderate<br>170.9 – 244.1 Kg/m<sup>2</sup><br>(35 – 50 lb/sf)  ||  style="text-align:center;"   | High<br>170.9 – 1464.7 Kg/m<sup>2</sup>(36 – 300 lb/sf)
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-| Bare Root Plants || Plants shipped to the site with soil-free roots || style="text-align:center;"   | Semi-Intensive<br>Intensive  ||  style="text-align:center;"   | High || style="text-align:center;"   | 1–3 years
+| style="text-align:left;background-color:#DCDCDC;"     |  Plant diversity<sup>††</sup>  ||  style="text-align:center;"   | Low ||  style="text-align:center;"   | Greater  ||  style="text-align:center;"   | Greatest
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-| Plugs || Plugs grown at a nursery in a standard propagation mix and shipped to the site in trays || style="text-align:center;"   | Extensive<br>Semi-Intensive  || style="text-align:center;"   | High  || style="text-align:center;"   | 1–2 years
+| style="text-align:left;background-color:#DCDCDC;"     |  Cost ||  style="text-align:center;"   | Low ||  style="text-align:center;"   | Generally mid-range  ||  style="text-align:center;"   | Higher
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-| Container-grown Plants || Plants grown at a nursery in containers/ pots, and therefore have well- developed roots ||  style="text-align:center;"   | Extensive<br>Semi-Intensive<br>Intensive ||  style="text-align:center;"   | High || style="text-align:center;"   | 2–3 years
+| style="text-align:left;background-color:#DCDCDC;"     |  Maintenance<sup>**</sup> ||  style="text-align:center;"   | Minimal ||  style="text-align:center;"   | Variable, depending on<br>vegetation selection  ||  style="text-align:center;"   | Generally high
-|-
-| Sedum sheets || Un-rooted Sedum cuttings pressed between paper-like sheets of a starch-based cloth lined with cotton gauze || style="text-align:center;"   | Extensive  ||  style="text-align:center;"   | Good || style="text-align:center;"   | N/A
-|-
-| Vegetative mats || Plants, typically Sedums and Sedum mixes, grown into growing medium engrained onto geotextile mats (typical size: 1m x 1m or 1m x 2m); rolled, stored on pallets, and shipped to jobsite for immediate installation || style="text-align:center;"   | Extensive  || style="text-align:center;"   | High  || style="text-align:center;"   | 1 year
-|-
-| Pre-planted modular<br>systems || Plants pre-planted into metal or plastic modules using hardened off vegetation; packaged and shipped to a jobsite for immediate installation || style="text-align:center;"   | Extensive<br>Semi-Intensive<br>Intensive  || style="text-align:center;"   | High  || style="text-align:center;"   | 2–3 year
-|-
-| Pre-grown modular<br>systems || Plants pre-grown in a specified growing medium in metal or plastic containers, possibly also containing drainage layer, borders || style="text-align:center;"   | Extensive<br>Semi-Intensive<br>Intensive  || style="text-align:center;"   | High  || style="text-align:center;"   | 1 year
-|-
-| Balled-and- burlap || Plants, usually trees or shrubs, that are grown in the ground; when ready for delivery, the plant is dug up and its root ball wrapped in burlap for shipment to the site ||  style="text-align:center;"   | Intensive || style="text-align:center;"   | High  || style="text-align:center;"   | 2–3 years
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 |}
 |}