.. _lbl-dldb_damage_FEMA_P58_2nd_D_30_41 ********************************** D.30.41 - Air Distribution Systems ********************************** The following models are available: .. raw:: html

D.30.41.001a | HVAC Fan In Line Fan, Fan independently supported and vibration isolators, SDC A or B

| Costing per 10 units | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC A or B | Notes: One failure is expected per 10 units. Suggested Block Size: 10 EA .. raw:: html :file: D.30.41.001a.html .. raw:: html
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D.30.41.001b | HVAC Fan In Line Fan, Fan independently supported and vibration isolators, SDC C

| Costing per 10 units | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC C | Notes: One failure is expected per 10 units. Suggested Block Size: 10 EA .. raw:: html :file: D.30.41.001b.html .. raw:: html
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D.30.41.001c | HVAC Fan In Line Fan, Fan independently supported and vibration isolators, SDC D, E, F

| Costing per 10 units | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC D, E or F | Notes: One failure is expected per 10 units. Suggested Block Size: 10 EA .. raw:: html :file: D.30.41.001c.html .. raw:: html
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D.30.41.001d | HVAC Fan In Line Fan, Fan independently supported and vibration isolators, SDC D, E, F (OSHPD or sim)

| Costing per 10 units | Construction Quality: Special Regulation (e.g. OSHPD) for HVAC installations | Seismic Installation Conditions: Special Regulation (e.g. OSHPD) for HVAC installations - SDC D, E or F (high seismic design) | Notes: One failure is expected per 10 units. Suggested Block Size: 10 EA .. raw:: html :file: D.30.41.001d.html .. raw:: html
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D.30.41.002a | HVAC Fan In Line Fan, Fan independently supported but not on vibration isolators, SDC A or B

| Costing per 10 units | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC A or B | Notes: One failure is expected per 10 units. Suggested Block Size: 10 EA .. raw:: html :file: D.30.41.002a.html .. raw:: html
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D.30.41.002b | HVAC Fan In Line Fan, Fan independently supported but not on vibration isolators, SDC C

| Costing per 10 units | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC C | Notes: One failure is expected per 10 units. Suggested Block Size: 10 EA .. raw:: html :file: D.30.41.002b.html .. raw:: html
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D.30.41.002c | HVAC Fan In Line Fan, Fan independently supported but not on vibration isolators, SDC D, E, F

| Costing per 10 units | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC D, E or F | Notes: One failure is expected per 10 units. Suggested Block Size: 10 EA .. raw:: html :file: D.30.41.002c.html .. raw:: html
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D.30.41.002d | HVAC Fan In Line Fan, Fan independently supported but not on vibration isolators, SDC D, E, F (OSHPD or sim)

| Costing per 10 units | Construction Quality: Special Regulation (e.g. OSHPD) for HVAC installations | Seismic Installation Conditions: Special Regulation (e.g. OSHPD) for HVAC installations - SDC D, E or F (high seismic design) | Notes: One failure is expected per 10 units. Suggested Block Size: 10 EA .. raw:: html :file: D.30.41.002d.html .. raw:: html
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D.30.41.011a | HVAC Galvanized Sheet Metal Ducting less than 6 sq. ft in cross sectional area, SDC A or B

| Costing based upon 1000 ft segments of duct | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC A or B Suggested Block Size: 1000 LF .. raw:: html :file: D.30.41.011a.html .. raw:: html
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D.30.41.011b | HVAC Galvanized Sheet Metal Ducting less than 6 sq. ft in cross sectional area, SDC C

| Costing based upon 1000 ft segments of duct | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC C Suggested Block Size: 1000 LF .. raw:: html :file: D.30.41.011b.html .. raw:: html
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D.30.41.011c | HVAC Galvanized Sheet Metal Ducting less than 6 sq. ft in cross sectional area, SDC D, E, or F

| Costing based upon 1000 ft segments of duct | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC D, E or F Suggested Block Size: 1000 LF .. raw:: html :file: D.30.41.011c.html .. raw:: html
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D.30.41.011d | HVAC Galvanized Sheet Metal Ducting less than 6 sq. ft in cross sectional area, SDC D, E, or F (OSHPD or sim)

| Costing based upon 1000 ft segments of duct | Construction Quality: Special Regulation (e.g. OSHPD) for HVAC ducting installation | Seismic Installation Conditions: Special Regulation (e.g. OSHPD) for HVAC ducting installation - SDC D, E or F (high seismic design) Suggested Block Size: 1000 LF .. raw:: html :file: D.30.41.011d.html .. raw:: html
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D.30.41.012a | HVAC Galvanized Sheet Metal Ducting - 6 sq. ft cross sectional area or greater, SDC A or B

| Costing based upon 1000 ft segments of duct | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC A or B Suggested Block Size: 1000 LF .. raw:: html :file: D.30.41.012a.html .. raw:: html
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D.30.41.012b | HVAC Galvanized Sheet Metal Ducting - 6 sq. ft cross sectional area or greater, SDC C

| Costing based upon 1000 ft segments of duct | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC C Suggested Block Size: 1000 LF .. raw:: html :file: D.30.41.012b.html .. raw:: html
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D.30.41.012c | HVAC Galvanized Sheet Metal Ducting - 6 sq. ft cross sectional area or greater, SDC D, E, or F

| Costing based upon 1000 ft segments of duct | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC D, E or F Suggested Block Size: 1000 LF .. raw:: html :file: D.30.41.012c.html .. raw:: html
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D.30.41.012d | HVAC Galvanized Sheet Metal Ducting - 6 sq. ft cross sectional area or greater, SDC D, E, or F (OSHPD or sim)

| Costing based upon 1000 ft segments of duct | Construction Quality: Special Regulation (e.g. OSHPD) for HVAC ducting installation | Seismic Installation Conditions: Special Regulation (e.g. OSHPD) for HVAC ducting installation - SDC D, E or F (high seismic design) Suggested Block Size: 1000 LF .. raw:: html :file: D.30.41.012d.html .. raw:: html
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D.30.41.021a | HVAC Stainless Steel Ducting less than 6 sq. ft in cross sectional area, SDC A or B

| Costing based upon 1000 ft segments of duct | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC A or B Suggested Block Size: 1000 LF .. raw:: html :file: D.30.41.021a.html .. raw:: html
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D.30.41.021b | HVAC Stainless Steel Ducting less than 6 sq. ft in cross sectional area, SDC C

| Costing based upon 1000 ft segments of duct | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC C Suggested Block Size: 1000 LF .. raw:: html :file: D.30.41.021b.html .. raw:: html
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D.30.41.021c | HVAC Stainless Steel Ducting less than 6 sq. ft in cross sectional area, SDC D, E, or F

| Costing based upon 1000 ft segments of duct | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC D, E or F Suggested Block Size: 1000 LF .. raw:: html :file: D.30.41.021c.html .. raw:: html
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D.30.41.021d | HVAC Stainless Steel Ducting less than 6 sq. ft in cross sectional area, SDC D, E, or F (OSHPD or sim)

| Costing based upon 1000 ft segments of duct | Construction Quality: Special Regulation (e.g. OSHPD) for HVAC ducting installation | Seismic Installation Conditions: Special Regulation (e.g. OSHPD) for HVAC ducting installation - SDC D, E or F (high seismic design) Suggested Block Size: 1000 LF .. raw:: html :file: D.30.41.021d.html .. raw:: html
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D.30.41.022a | HVAC Stainless Steel Ducting - 6 sq. ft cross sectional area or greater, SDC A or B

| Costing based upon 1000 ft segments of duct | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC A or B Suggested Block Size: 1000 LF .. raw:: html :file: D.30.41.022a.html .. raw:: html
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D.30.41.022b | HVAC Stainless Steel Ducting - 6 sq. ft cross sectional area or greater, SDC C

| Costing based upon 1000 ft segments of duct | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC C Suggested Block Size: 1000 LF .. raw:: html :file: D.30.41.022b.html .. raw:: html
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D.30.41.022c | HVAC Stainless Steel Ducting - 6 sq. ft cross sectional area or greater, SDC D, E, or F

| Costing based upon 1000 ft segments of duct | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC D, E or F Suggested Block Size: 1000 LF .. raw:: html :file: D.30.41.022c.html .. raw:: html
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D.30.41.022d | HVAC Stainless Steel Ducting - 6 sq. ft cross sectional area or greater, SDC D, E, or F (OSHPD or sim)

| Costing based upon 1000 ft segments of duct | Construction Quality: Special Regulation (e.g. OSHPD) for HVAC ducting installation | Seismic Installation Conditions: Special Regulation (e.g. OSHPD) for HVAC ducting installation - SDC D, E or F (high seismic design) Suggested Block Size: 1000 LF .. raw:: html :file: D.30.41.022d.html .. raw:: html
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D.30.41.031a | HVAC Drops / Diffusers in suspended ceilings - No independent safety wires, SDC A or B

| Costing per 10 units, No independent safety wires | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC A or B | Notes: One failure is expected per 10 units. Suggested Block Size: 10 EA .. raw:: html :file: D.30.41.031a.html .. raw:: html
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D.30.41.031b | HVAC Drops / Diffusers in suspended ceilings - No independent safety wires, SDC C

| Costing per 10 units, No independent safety wires | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC C | Notes: One failure is expected per 10 units. Suggested Block Size: 10 EA .. raw:: html :file: D.30.41.031b.html .. raw:: html
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D.30.41.032a | HVAC Drops / Diffusers without ceilings - supported by ducting only - No independent safety wires, SDC A or B

| Costing per 10 units, unit supported by ducting only, no independent safety wires | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC A or B | Notes: One failure is expected per 10 units. Suggested Block Size: 10 EA .. raw:: html :file: D.30.41.032a.html .. raw:: html
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D.30.41.032b | HVAC Drops / Diffusers without ceilings - supported by ducting only - No independent safety wires, SDC C

| Costing per 10 units, unit supported by ducting only, no independent safety wires | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC C | Notes: One failure is expected per 10 units. Suggested Block Size: 10 EA .. raw:: html :file: D.30.41.032b.html .. raw:: html
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D.30.41.032c | HVAC Drops / Diffusers without ceilings - supported by ducting only - No independent safety wires, SDC D, E, or F

| Costing per 10 units, unit supported by ducting only, no independent safety wires | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC D, E or F | Notes: One failure is expected per 10 units. Suggested Block Size: 10 EA .. raw:: html :file: D.30.41.032c.html .. raw:: html
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D.30.41.032d | HVAC Drops / Diffusers without ceilings - supported by ducting only - No independent safety wires, SDC D, E, or F (OSHPD or sim)

| Costing per 10 units, unit supported by ducting only, no independent safety wires | Construction Quality: Special Regulation (e.g. OSHPD) for HVAC Ducting Installation | Seismic Installation Conditions: Special Regulation (e.g. OSHPD) for HVAC Ducting Installation - SDC D, E or F (high seismic design) | Notes: One failure is expected per 10 units. Suggested Block Size: 10 EA .. raw:: html :file: D.30.41.032d.html .. raw:: html
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D.30.41.041a | Variable Air Volume (VAV) box with in-line coil, SDC A or B

| Costing per 10 units | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC A or B | Notes: One failure is expected per 10 units. Suggested Block Size: 10 EA .. raw:: html :file: D.30.41.041a.html .. raw:: html
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D.30.41.041b | Variable Air Volume (VAV) box with in-line coil, SDC C

| Costing per 10 units | Construction Quality: Normal | Seismic Installation Conditions: Normal - SDC C | Notes: One failure is expected per 10 units. Suggested Block Size: 10 EA .. raw:: html :file: D.30.41.041b.html .. raw:: html
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D.30.41.101a | HVAC Fan - Capacity: all - Unanchored equipment that is not vibration isolated - Equipment fragility only

| Costing is per unit. | Construction Quality: Normal - Not designed for seismic loads | Seismic Installation Conditions: Unanchored equipment that is not vibration isolated Suggested Block Size: 1 EA .. raw:: html :file: D.30.41.101a.html .. raw:: html
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D.30.41.102a | HVAC Fan - Capacity: all - Vibration isolated equipment that is not snubbed or restrained - Anchorage fragility only

| Costing is per unit. | Construction Quality: Normal - Not designed for seismic loads | Seismic Installation Conditions: Vibration isolated equipment that is not snubbed or restrained | Notes: User to provide median demand and dispersion values. The values listed are default PACT values and do not represent the response of this component. Suggested Block Size: 1 EA .. raw:: html :file: D.30.41.102a.html .. raw:: html
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D.30.41.102b | HVAC Fan - Capacity: all - Vibration isolated equipment that is not snubbed or restrained - Equipment fragility only

| Costing is per unit. | Construction Quality: Normal - Not designed for seismic loads | Seismic Installation Conditions: Vibration isolated equipment that is not snubbed or restrained Suggested Block Size: 1 EA .. raw:: html :file: D.30.41.102b.html .. raw:: html
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D.30.41.102c | HVAC Fan - Capacity: all - Vibration isolated equipment that is not snubbed or restrained - Combined anchorage/isolator & equipment fragility

| Costing is per unit. | Construction Quality: Normal - Not designed for seismic loads | Seismic Installation Conditions: Vibration isolated equipment that is not snubbed or restrained | Notes: User to provide median demand and dispersion values. The values listed are default PACT values and do not represent the response of this component. Suggested Block Size: 1 EA .. raw:: html :file: D.30.41.102c.html .. raw:: html
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D.30.41.103a | HVAC Fan - Capacity: all - Equipment that is either hard anchored or is vibration isolated with seismic snubbers/restraints - Anchorage fragility only

| Costing is per unit. | Construction Quality: Normal - Designed for seismic loads but no special seismic certification | Seismic Installation Conditions: Equipment that is either hard anchored or is vibration isolated with seismic snubbers/restraints | Notes: User to provide median demand and dispersion values. The values listed are default PACT values and do not represent the response of this component. Suggested Block Size: 1 EA .. raw:: html :file: D.30.41.103a.html .. raw:: html
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D.30.41.103b | HVAC Fan - Capacity: all - Equipment that is either hard anchored or is vibration isolated with seismic snubbers/restraints - Equipment fragility only

| Costing is per unit. | Construction Quality: Normal - Designed for seismic loads but no special seismic certification | Seismic Installation Conditions: Equipment that is either hard anchored or is vibration isolated with seismic snubbers/restraints Suggested Block Size: 1 EA .. raw:: html :file: D.30.41.103b.html .. raw:: html
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D.30.41.103c | HVAC Fan - Capacity: all - Equipment that is either hard anchored or is vibration isolated with seismic snubbers/restraints - Combined anchorage/isolator & equipment fragility

| Costing is per unit. | Construction Quality: Normal - Designed for seismic loads but no special seismic certification | Seismic Installation Conditions: Equipment that is either hard anchored or is vibration isolated with seismic snubbers/restraints | Notes: User to provide median demand and dispersion values. The values listed are default PACT values and do not represent the response of this component. Suggested Block Size: 1 EA .. raw:: html :file: D.30.41.103c.html .. raw:: html