These hangars are similar to storage hangars, but include more plumbing, electrical and interior construction costs. These hangars are used for complete maintenance and repair functions. The higher quality hangars are the main base facilities for commercial airlines and include a large amount of interior construction. They include suitable office, locker, break and restroom areas, secure storage facilities, and electrical, plumbing, heating and utilities to accommodate large maintenance crews.
The following are not included in the costs: Personnel lifts, hoists, security equipment and furnishings.
Availability of Elevators by Area for this occupancy: No
Marshall Valuation Service sections: 14 and 44.
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Class |
|
|
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|
Quality |
A |
B |
C |
D |
H |
M |
P |
S |
W |
Low |
-- |
-- |
35 |
30 |
-- |
-- |
-- |
30 |
-- |
Average |
-- |
-- |
40 |
35 |
-- |
-- |
-- |
35 |
-- |
Good |
-- |
-- |
40 |
40 |
-- |
-- |
-- |
40 |
-- |
Excellent |
-- |
-- |
45 |
40 |
-- |
-- |
-- |
40 |
-- |
Class C (Masonry Bearing Walls):
Quality |
Exterior Walls |
Interior Finish |
Mechanicals |
HVAC |
Low |
Concrete block, low-cost brick, tilt-up, light roof structure |
Some partitions, few extras, concrete or asphalt floor |
Minimum lighting & plumbing, power outlets |
Space heaters |
Average |
Pilasters or steel frame, block, tilt-up, wood or steel trusses |
Painted, few partitions, small office, concrete floor |
Power outlets, drains, restroom |
Space heaters |
Good |
Steel frame, concrete panels or brick, heavy structure |
Supply rooms, offices, heavy floor, storage and repair |
Good electrical and plumbing |
Space heaters |
Excellent |
Structural steel, concrete panels, major jet hangars |
Supply rooms, offices, heavy floor, craneways |
Many power outlets, good lighting & plumbing |
Package A.C. |
Class D (Wood or Steel Framed Exterior Walls):
Quality |
Exterior Walls |
Interior Finish |
Mechanicals |
HVAC |
Low |
Wood frame, stucco or siding, light roof structure |
Some partitions, few extras, concrete or asphalt floor |
Minimum electrical and plumbing, power outlets |
Space heaters |
Average |
Frame and stucco or siding, light and medium aircraft hangars |
Small office, few partitions, concrete floor |
Power outlets, drains, restroom |
Space heaters |
Class S (Metal Frame and Walls):
Quality |
Exterior Walls |
Interior Finish |
Mechanicals |
HVAC |
Low |
Steel frame, steel siding, light roof structure |
Some partitions, few extras, concrete or asphalt floor |
Minimum electrical and plumbing, power outlets |
Space heaters |
Average |
Steel frame and siding, light and medium aircraft hangars |
Small office, few partitions, concrete floor |
Power outlets, drains, restroom |
Space heaters |
Good |
Structural steel, steel siding, heavy aircraft hangars |
Supply rooms, offices, heavy floor, storage and repair |
Good electrical and plumbing |
Space heaters |
Excellent |
Structural steel, heavy steel siding, major jet hangars |
Supply rooms, offices, heavy floor, craneways |
Many power outlets, good lighting & plumbing |
Package A.C. |