Code that represents the AIR construction class.
    - 
        
            100 = Unknown
        
     
    - 
        
            101 = Wood, Wood frame
        
     
    - 
        
            102 = Wood, Light wood frame
        
     
    - 
        
            103 = Wood, Masonry veneer
        
     
    - 
        
            104 = Wood, Heavy timber
        
     
    - 
        
            105  = Wood, Okabe
        
     
    - 
        
            106 = Wood, Shinkabe
        
     
    - 
        
            107 = Wood, Lightweight Cladding
        
     
    - 
        
            108 = Wood, Hawaii indigenous material
        
     
    - 
        
            111 = Masonry, Masonry
        
     
    - 
        
            112 = Masonry, Adobe
        
     
    - 
        
            113 = Masonry, Rubble stone masonry
        
     
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            114 = Masonry, Un-reinforced masonry bearing wall
        
     
    - 
        
            115 = Masonry, Un-reinforced masonry bearing frame
        
     
    - 
        
            116 = Masonry, Reinforced masonry
        
     
    - 
        
            117 = Masonry, Reinforced masonry shear wall with mrf
        
     
    - 
        
            118  = Masonry, Reinforced masonry shear wall w/o mrf
        
     
    - 
        
            119 = Masonry, Joisted masonry
        
     
    - 
        
            120 = Masonry, Confined Masonry
        
     
    - 
        
            121 = Masonry, Cavity Double Brick
        
     
    - 
        
            131 = Concrete, Reinforced concrete
        
     
    - 
        
            132 = Concrete, Reinforced concrete shear wall w/ mrf
        
     
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            133 = Concrete, Reinforced concrete shear wall w/o mrf
        
     
    - 
        
            134 = Concrete, Reinforced concrete mrf ductile
        
     
    - 
        
            135 = Concrete, Reinforced concrete mrf non-ductile
        
     
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            136 = Concrete, Tilt-up
        
     
    - 
        
            137 = Concrete, Pre-cast concrete
        
     
    - 
        
            138 = Concrete, Pre-cast concrete w/ shear wall
        
     
    - 
        
            139 = Concrete, Reinforced concrete mrf
        
     
    - 
        
            140 = Concrete, Reinforced concrete mrf with URM
        
     
    - 
        
            141 = Concrete, Reinforced concrete frame with 2nd story wood frame or URM addition       
        
     
    - 
        
            151 = Steel, Steel
        
     
    - 
        
            152 = Steel, Light metal
        
     
    - 
        
            153 = Steel, Braced steel frame
        
     
    - 
        
            154 = Steel, Steel mrf perimeter
        
     
    - 
        
            155 = Steel, Steel mrf distributed
        
     
    - 
        
            156 = Steel, Steel mrf
        
     
    - 
        
            157 = Steel, Steel frame w/ URM
        
     
    - 
        
            158 = Steel, Steel frame w/ concrete shear wall
        
     
    - 
        
            159 = Steel, Steel reinforced concrete
        
     
    - 
        
            160 = Steel, Steel long span
        
     
    - 
        
            161 = Composite, FM – Fire res RC Apt. Masonry dwellings
        
     
    - 
        
            162 = Composite, FT – Fire res non-apt dwl RC mas/stl
        
     
    - 
        
            163 = Composite, FH – Dwellings other than FM, FT
        
     
    - 
        
            164 =Composite,  F1 – Fire res RC and masonry bldg
        
     
    - 
        
            165 = Composite, F2 – Semi-fire res and steel bldg
        
     
    - 
        
            166 = Composite, F3 – Buildings other than F1,F2
        
     
    - 
        
            171 = Composite, A: Fire-resistive dwellings
        
     
    - 
        
            172 = Composite, B: Semi-fire-resistive dwellings
        
     
    - 
        
            173  = Composite, C: Slow-burning dwellings
        
     
    - 
        
            174 = Composite, D: Dwelling other than A, B or C
        
     
    - 
        
            175 = Composite, Sp: Fire-resistive concrete buildings
        
     
    - 
        
            176 = Composite, 1: Fire-resistive buildings other
        
     
    - 
        
            177 = Composite, 2: Semi-fire-resistive buildings
        
     
    - 
        
            178 = Composite, 3: Slow-burning buildings
        
     
    - 
        
            179 = Composite, 4: Other than Sp, 1, 2, or 3
        
     
    - 
        
            181 = Special, Long-span
        
     
    - 
        
            182 = Special, Semi-wind resistive
        
     
    - 
        
            183 = Special, Wind resistive
        
     
    - 
        
            185 = Special, Unknown glass
        
     
    - 
        
            186 = Special, Safety glass
        
     
    - 
        
            187 = Special, Impact resistance glass
        
     
    - 
        
            191 = Mobile Homes, Mobile Homes
        
     
    - 
        
            192 = Mobile Homes, Mobile homes no tie down
        
     
    - 
        
            193 = Mobile Homes, Mobile homes part tie down
        
     
    - 
        
            194 = Mobile Homes, Mobile homes full tie down
        
     
    - 
        
            201 = Bridges, Conventional multiple span bridges
        
     
    - 
        
            202 = Bridges, Conventional continuous bridges
        
     
    - 
        
            203 = Bridges, Major bridges
        
     
    - 
        
            204 = Pavements, Railroads
        
     
    - 
        
            205 = Pavements, Highways
        
     
    - 
        
            206 = Pavements, Runways
        
     
    - 
        
            211 = Dams, Concrete dams
        
     
    - 
        
            212 = Dams, Earthfill dams
        
     
    - 
        
            213 = Tunnels, Alluvium tunnels
        
     
    - 
        
            214 = Tunnels, Rock tunnels
        
     
    - 
        
            215 = Tunnels, Cut and cover tunnels
        
     
    - 
        
            221 = Storage Tanks, Underground liquid tanks
        
     
    - 
        
            222 = Storage Tanks, Underground solid tanks
        
     
    - 
        
            223 = Storage Tanks, On ground liquid tanks
        
     
    - 
        
            224 = Storage Tanks, On ground solid tanks
        
     
    - 
        
            225 = Storage Tanks, Elevated liquid tanks
        
     
    - 
        
            226  = Storage Tanks, Elevated solid tanks
        
     
    - 
        
            227 = Pipelines Underground pipelines
        
     
    - 
        
            228 = Pipelines, At-grade pipelines
        
     
    - 
        
            231 = Chimneys, Masonry chimneys
        
     
    - 
        
            232 = Chimneys, Concrete chimneys
        
     
    - 
        
            233 = Chimneys, Steel chimneys
        
     
    - 
        
            234 =Towers,  Electrical transmission conventional
        
     
    - 
        
            235 = Towers, Electrical transmission major
        
     
    - 
        
            236 = Towers, Broadcast towers
        
     
    - 
        
            237 = Towers, Observation towers
        
     
    - 
        
            238 = Towers, Offshore towers
        
     
    - 
        
            239 = Onshore wind turbines
        
     
    - 
        
            240 = Offshore wind turbines
        
     
    - 
        
            241 = Equipment, Residential equipment
        
     
    - 
        
            242 = Equipment, Office equipment
        
     
    - 
        
            243 = Equipment, Electrical equipment
        
     
    - 
        
            244 = Equipment, Mechanical equipment
        
     
    - 
        
            245 = Equipment, High-technology equipment
        
     
    - 
        
            246 = Equipment, Trains, trucks, airplanes etc.
        
     
    - 
        
            247 = Equipment, Thermal Power Plant
        
     
    - 
        
            250 = Miscellaneous, Railway Property
        
     
    - 
        
            251 = Miscellaneous, Pumping Station
        
     
    - 
        
            252 = Miscellaneous, Compressor stations
        
     
    - 
        
            253 = Miscellaneous, Cranes
        
     
    - 
        
            254 = Miscellaneous, Conveyor systems
        
     
    - 
        
            255 = Miscellaneous, Canals
        
     
    - 
        
            256 = Miscellaneous, Earth retaining structures
        
     
    - 
        
            257 = Miscellaneous, Waterfront structures
        
     
    - 
        
            258 = Miscellaneous, Offshore structures
        
     
    - 
        
            259 = Miscellaneous, Transit Warehouse
        
     
    - 
        
            260 = Miscellaneous, Marine Hull
        
     
    - 
        
            261 = Automobiles, Automobiles
        
     
    - 
        
            262 = Automobiles, 4 Wheeler
        
     
    - 
        
            263 = Automobiles, 2 Wheeler
        
     
    - 
        
            265 = Marine Craft, Pleasure Boats & Yachts
        
     
    - 
        
            266 = Marine Craft, Pleasure Boats & Yachts - Power Boats
        
     
    - 
        
            267 = Marine Craft, Pleasure Boats & Yachts - Sail Boats
        
     
    - 
        
            270 = Marine Cargo, Carpool
        
     
    - 
        
            271 = Marine Cargo, General and Containerized Cargo
        
     
    - 
        
            272 = Marine Cargo, Heavy Cargo
        
     
    - 
        
            273 = Marine Cargo, Refrigerated Cargo
        
     
    - 
        
            274 = Marine Cargo, Dry Bulk Cargo
        
     
    - 
        
            275 = Marine Cargo, Liquid Bulk Cargo
        
     
    - 
        
            276 = Marine Cargo, New unknown marine cargo code
        
     
    - 
        
            280 = Marine Cargo, Combustible: Carpool
        
     
    - 
        
            281 = Marine Cargo, Combustible: General and Containerized
        
     
    - 
        
            282 = Marine Cargo, Combustible: Heavy Cargo
        
     
    - 
        
            283 = Marine Cargo, Combustible: Refrigerated Cargo
        
     
    - 
        
            284 = Marine Cargo, Combustible: Dry Bulk Cargo
        
     
    - 
        
            285 = Marine Cargo, Combustible: Liquid Bulk Cargo
        
     
    - 
        
            286 = Marine Cargo, Combustible: Unknown Cargo
        
     
    - 
        
            290 = Marine Cargo, Non-Combustible: Carpool
        
     
    - 
        
            291 = Marine Cargo, Non-Combustible: General and Container
        
     
    - 
        
            292 = Marine Cargo, Non-Combustible: Heavy Cargo
        
     
    - 
        
            293 = Marine Cargo, Non-Combustible: Refrigerated Cargo
        
     
    - 
        
            294 = Marine Cargo, Non-Combustible: Dry Bulk Cargo
        
     
    - 
        
            295 = Marine Cargo, Non-Combustible: Liquid Bulk Cargo
        
     
    - 
        
            296 = Marine Cargo, Non-Combustible: Unknown Cargo
        
     
    - 
        
            700 = Uninsurable construction, used only in Research model code (internal use only)
        
     
    - 
        
            800 = Offshore, Unknown
        
     
    - 
        
            801 = Offshore, Caisson
        
     
    - 
        
            802 = Offshore, Compliant Tower
        
     
    - 
        
            803 = Offshore, Fixed Jacket Platform
        
     
    - 
        
            804 = Offshore, Jack-up
        
     
    - 
        
            805 = Offshore, Mini Tension Leg Platform
        
     
    - 
        
            806 = Offshore, Drill Rig
        
     
    - 
        
            807 = Offshore, Semi Submersible Floating Production
        
     
    - 
        
            808 = Offshore, Drill Ship
        
     
    - 
        
            809 = Offshore, SPAR Floating Production System
        
     
    - 
        
            810 = Offshore, Submersible Production System
        
     
    - 
        
            811 = Offshore, Underwater Production Units, Completion
        
     
    - 
        
            812 = Offshore, Tension Leg Platform
        
     
    - 
        
            813 = Offshore, Well Protector 
        
     
    - 
        
            2010 = Bridges, Unknown Bridge
        
     
    - 
        
            2011 = Bridges, Multispan simply supported CONCRETE
        
     
    - 
        
            2012 = Bridges, Multispan simply supported STEEL
        
     
    - 
        
            2013 = Bridges, Single Span Bridge
        
     
    - 
        
            2015 = Bridges, General Concrete
        
     
    - 
        
            2016 = Bridges, General Steel
        
     
    - 
        
            2021 = Bridges, Multispan continuous CONCRETE
        
     
    - 
        
            2022 = Bridges, Multispan continuous STEEL
        
     
    - 
        
            2031 = Bridges, Major Bridge
        
     
    - 
        
            2131 = Tunnels, Alluvium Tunnels
        
     
    - 
        
            2132 = Tunnels, Alluvial Bored  Tunnels
        
     
    - 
        
            2141 = Tunnels, Rock Tunnels
        
     
    - 
        
            2142 = Tunnels, Rock Bored Tunnels
        
     
    - 
        
            2150 = Tunnels, Unknown Tunnel
        
     
    - 
        
            2151 = Tunnels, Rock Cut and Cover Tunnels
        
     
    - 
        
            2152 = Tunnels, Alluvial Cut and Cover Tunnels
        
     
    - 
        
            2210 = Tanks, Unknown Tanks
        
     
    - 
        
            2211 = Tanks, Underground Liquid Tanks
        
     
    - 
        
            2221 = Tanks, Underground Solid Tanks
        
     
    - 
        
            2231 = Tanks, On Ground Liquid Tanks
        
     
    - 
        
            2232 = Tanks, On Ground Steel liquid Tanks
        
     
    - 
        
            2233 = Tanks, On Ground Concrete  liquid Tanks
        
     
    - 
        
            2241 = Tanks, On Ground Solid Tanks
        
     
    - 
        
            2242 = Tanks, On Ground Steel solid Tanks
        
     
    - 
        
            2243 = Tanks, On Ground Concrete solid  Tanks
        
     
    - 
        
            2251 = Tanks, Elevated  Liquid Tanks
        
     
    - 
        
            2252 = Tanks, Elevated Steel liquid Tanks
        
     
    - 
        
            2253 = Tanks, Elevated Concrete liquid Tanks
        
     
    - 
        
            2261 = Tanks, Elevated Solid Tanks
        
     
    - 
        
            2262 = Tanks, Elevated Steel solid Tanks
        
     
    - 
        
            2263 = Tanks, Elevated Concrete solid  Tanks
        
     
    - 
        
            2270 = Pipelines, Unknown Pipeline
        
     
    - 
        
            2271 = Pipelines, General Underground Pipelines
        
     
    - 
        
            2272 = Pipelines, Underground Cast Iron Pipelines
        
     
    - 
        
            2273 = Pipelines, Underground Asbestos Cement Pipelines
        
     
    - 
        
            2274 = Pipelines, Underground Concrete Pipelines
        
     
    - 
        
            2275 = Pipelines, Underground PVC Pipelines
        
     
    - 
        
            2276 = Pipelines, Underground Ductile Iron Pipelines
        
     
    - 
        
            2281 = Pipelines, General At Grade Pipelines
        
     
    - 
        
            2282 = Pipelines, At Grade Cast Iron Pipelines
        
     
    - 
        
            2283 = Pipelines, At Grade Asbestos Cement Pipelines
        
     
    - 
        
            2284 = Pipelines, At Grade Concrete Pipelines
        
     
    - 
        
            2285 = Pipelines, At Grade PVC Pipelines
        
     
    - 
        
            2286 = Pipelines, At Grade Ductile Iron Pipelines