These greenhouse buildings are greater than 9,000 square feet that have modified semicircular (hoop) shape roofs with straight knee wall sides. These buildings are used to regulate the climate conditions for germination and growing various plants and vegetables. Frames are light arch-rib wood (Class D) or steel pipe or tube hoops (Class S) with various translucent covers. The lowest qualities have only polyethylene cover, with fiberglass coverings at average quality. The better quality structures have good quality polycarbonate or acrylic covers and good quality vents. The floors are light concrete, gravel or dirt at the lower qualities. Costs include some electrical and water service commensurate with the quality.
The following are not included in the costs: Heating, automated watering systems, shade curtains or planting benches.
The following are related occupancies:
170 Greenhouse, Institutional, Small (under 4,500 square feet)
171 Greenhouse, Institutional, Medium (4,500 - 9,000 square feet)
172 Greenhouse, Institutional, Large (over 9,000 square feet)
135 Greenhouse, Hoop, Arch-rib, Small (under 4,500 square feet)
141 Greenhouse, Hoop, Arch-rib, Medium (4,500 - 9,000 square feet)
138 Greenhouse, Hoop, Arch-rib, Large (over 9,000 square feet)
518 Greenhouse, Lath Shade House
134 Greenhouse, Modified Hoop, Small (under 4,500 square feet)
140 Greenhouse, Modified Hoop, Medium (4,500 - 9,000 square feet)
136 Greenhouse, Straight Wall, Small (under 4,500 square feet)
142 Greenhouse, Straight Wall, Medium (4,500 - 9,000 square feet)
139 Greenhouse, Straight Wall, Large (over 9,000 square feet)
Note: Exterior wall choices are not available for this occupancy.
Availability of Elevators by Area for this occupancy: No
Marshall Valuation Service sections: 17 and 47.
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Class |
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Quality |
A |
B |
C |
D |
H |
M |
P |
S |
W |
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Low |
-- |
-- |
-- |
10 |
-- |
-- |
-- |
10 |
-- |
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Average |
-- |
-- |
-- |
20 |
-- |
-- |
-- |
20 |
-- |
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Good |
-- |
-- |
-- |
25 |
-- |
-- |
-- |
30 |
-- |
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Excellent |
-- |
-- |
-- |
30 |
-- |
-- |
-- |
35 |
-- |
Class D (Wood or Steel Framed Exterior Walls):
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Quality |
Exterior Walls |
Interior Finish |
Mechanicals |
HVAC |
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Low |
Light built-up wood arch, fiberglass ends, double polyethylene cover |
Dirt floor |
Minimum equipment outlet and hose bibs |
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Class S (Metal Frame and Walls):
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Quality |
Exterior Walls |
Interior Finish |
Mechanicals |
HVAC |
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Lowest |
Light pipe arch, wide spacing, polyethylene cover |
Dirt floor |
No electrical, hose bib only |
None |
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Low |
Trussed pipe arch, double polyethylene cover, fiberglass end walls |
Dirt floor |
Minimum equipment outlet and hose bibs |
None |
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Fair |
Pipe or light tubular arch, double poly., fiberglass ends & knee walls |
Gravel floor |
Minimum electrical, lighting and water |
None |
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Average |
Fiberglass panels on light arch frame, some vents |
Gravel, some concrete |
Adequate electrical and hose bibs |
None |
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Good |
Good polycarbonate or acrylic cover, roof and wall vents |
Concrete walks |
Adequate electrical and water service |
None |
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Very Good |
Good translucent sandwich panels, heavy frame, pitched peak, vents |
Good concrete walks |
Adequate electrical, good fixtures and water service |
None |