INTAKE, EXHAUST & RETURN LOCATIONSGENERAL INTAKE | 10' from property line | 2009 IMC 401.4(1) | 10' from center line of public way | 2009 IMC 401.4(1) | 10' from Xcel transformer | Xcel Blue book. | 10' from building environmental exhaust | 2009 IMC 501.2.1(3) | 10' from plumbing vents or 3' below if <10' | 2009 IMC 401.4(3) | GENERAL EXHAUST | 3' from property lines, openigs into buildings | 2009 IMC 501.2.1(3) | 10' from mechanical air inlets | 2009 IMC 501.2.1(3) | Type I Commercial Hood Exhaust | See figure 506.3.10, 10.1(1) and 10.1(2) for summary | Type II Commercial Hood | 2009 IMC 506.4.2 & 501.2.1(3) Environmental Air. |
Return Air Prohibited SourcesMachinery eqmt rm | 2009 IMC 918.6(3) | Kitchen | 2009 IMC 918.6(5) | Exception: > than 10' from cooking appl. | Exception 2009 IMC 918.6(5) | Closet, bathroom, garage, boiler/furnace room, unconditioned attic/crawlspace | 2009 IMC 918.6(5) |
| | Through Penetrations of Rated AssembliesNot required - If not required then must comply with IBC 713.2 through 713.3.3 | Required Ratings of Fire Dampers | See 2009 IBC Table 716.3.2.1 | Fire Walls fire damper required | 2009 IBC 716.5.1 | Smoke damper required only serves horizontal exit | 2009 IBC 716.5.1.1 | Fire Barriers | 2009 IBC 716.5.2 | Fire Damper Required | Exception - Not required if all below apply: | building sprinklered, wall rating <1hr, Not grp H, 26ga duct, ducted sa,ra | Smoke damper required only if fire wall serves horizontal exit | 2009 IBC 716.5.2.1 | Shaft Enclosures | 2009 IBC 716.5.3 | Fire/Smoke Damper required at all penetrations | 2009 IBC 716.5.3 | Fire Partitions | Fire Damper Required | 2009 IBC 716.5.4 | Exception - Not required if all below apply: | Bldg fully sprinkered, fire caulked per 713 | Corridors | Smoke damper required. | 2009 IBC 716.5.4.1 | Exception - Not required if all below apply: | No openings in corridor, duct >.019 |
| | Locate Equipment - Equip on roof.Show Working Space around all HVAC equipment, panels and etc on plans with hatched area. | 2009 IMC 306.1 & Manuf. Installation instructions. | Permanent ladder required if roof over 16'. | 2009 IMC 306.5 | Level walking surface if roof pitch is over 4/12. | 2009 IMC 306.5 | Guard rails req'd if equip < 10' from edge of roof or 30" drop in elevation. Note this applies to RTU, Fans, roof hatches. Extend 42" high guard, 30" past equipment. Prevent 21" dia sphere. | 2009 IMC 304.11 | Maintenance recptacle, GFI, Same roof level and within 25' of equipment. | 2009 IMC 306.5.2 in accordance with 2011 NEC 210.8(B)(3) & 210.63 | Maintenance platforms req'd if slope of roof is >3/12. If platform is over 30" above roof, a guard rail is required. | 2009 IMC 306.5.1 |
Locate Equipment - Indoor Equip.Atmospheric vented appliance shall not be in:bedroom, bathroom, toilet room, storage (except sealed combustion) | 2009 IMC 303.3 | Appliance in Public garages suspended from the ceiling where vehicles can pass under shall be min 8' or 1' higher than the vehicle entry door, which ever is greater. | 2009 IMC 304.6 | Appliance in Private garages suspended from the ceiling where vehicles can pass under shall be min 6' or 1' higher than the vehicle entry door, which ever is greater. | 2009 IMC 304.7 | Room Access Doors - 36" wide X 80" tall. | 2009 IMC 306.2 |
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