The pricing of lightweight soils mixes was provided by Specialty Soils in Covington, WA. Lightweight soils are more expensive ranging between $60-$84.90 per cubic yard than traditional garden soils used in a conventional landscape project costing around $50-$60 per cubic yard. The cost can increase depending on the type of project and pre-existing conditions of the surface you want the soil on:
Lightweight mediums for extensive and intensive green roofs differ from soil mediums used for filling a couple of planters.
The transportation cost depends on how close you are to the source of materials.
Pumice is abundant in the Pacific Northwest and not so much in the interior of the United States.
High labor cost: is the soil installed by a tray system, soil blower, or big crane that deposits huge loads on roofs
EXTENSIVE AND INTENSIVE ROOF TOP PLANTING MIX
MIX CODE: LAVA3MIX
SATURATED WEIGHT 85 LBS/CUBIC FT
SATURATED WEIGHT 7.08 LBS/PER 1” SQ FT
INTENSIVE ROOF TOP PLANTING MIX
MIX CODE: HADJROF2
SATURATED WEIGHT 71.75 LBS/CUBIC FT
SATURATED WEIGHT 5.98 LBS/PER 1” SQ FT
EXTENSIVE ROOF TOP PLANTING MIX
MIX CODE: HADJROF1
SATURATED WEIGHT 67.25 LBS/CUBIC FT
SATURATED WEIGHT 5.60 LBS/PER 1” SQ FT
EXTENSIVE LIGHT WEIGHT ROOF TOP PLANTING MIX
MIX CODE: CROFTOPA
SATURATED WEIGHT 69 LBS/CUBIC FT
SATURATED WEIGHT 5.75 LBS/PER 1” SQ FT
EXTENSIVE LIGHT WEIGHT ROOF TOP PLANTING MIX
MIX CODE: CROFTOPC
SATURATED WEIGHT 58 LBS/CUBIC FT
SATURATED WEIGHT 4.83 LBS/PER 1” SQ FT
INTENSIVE LIGHT WEIGHT ROOF TOP PLANTING MIX
MIX CODE: CROFTOPB
SATURATED WEIGHT 67 LBS/CUBIC FT
SATURATED WEIGHT 5.58 LBS/PER 1” SQ FT
Specialty Soils Price Quote of Jimmy M U of W.doc
A price quote for lightweight soil mixes from Chuck Nichols at Specialty Soils a local soil provider.
%age CROFOPTA.doc
A breakdown of the components for a given lightweight soil mix.
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