Indoor Environmental Quality General Assessment of Worthington Elementary School: November 11th, 2020 (GXWOES202000002A)

Assessor
Jeffrey Klenk
Date

Air Distribution and Terminal System (Assess 2-3 Locations per HVAC Zone)

Ductwork (Supply and Return)
Check OK Comments
Condition
No odors, noise or vibration
Yes
Clean, no obstructions
Yes
Free from signs of moisture/mold, insects or rodents?
Yes
No noticeable air leaks
Yes
Plenum
Check OK Comments
Ceiling Tiles
Tight seal on all tiles
Yes
No stained/damaged tiles indicating high RH or moisture problem
Yes
Supply Diffusers, Return Grilles, Exhaust Grilles
Check OK Comments
Condition
No odors or unusual sounds
Yes
Clean, no excess dirt or moisture
No
Room 129. The backside of the exposed vanes/fins of the supply air diffusers have staining. School custodial staff is to clean the backs of the exposed fins until staining is removed.
No obstruction to air flow
No
Questionable air flow from certain supply air diffusers as determined by qualitative means (feel and/or an existing tissue strip adhered to diffuser). Rooms 116, 125, and common area of 140's Pod. Work order 173308.
No purposely placed obstruction indicating occupant distress
Yes
Location
No short circuiting between supply and return
Yes
Doors
Doors not tight or difficult to close indicating large pressure differential
Yes

Building

Envelope
Check OK Comments
Foundation
No moisture penetration or signs of mold?
Yes
Doors and Windows
Caulking and weather stripping in good condition
No
Room 140. The second section/bay (going right to left) of the backcase along the exterior wall is showing potential moisture concerns via the use of a moitsure meter calibrated to wood. Work order 173307.
Classrooms (Assess 2 to 3 per HVAC System Zone)
Check OK Comments
Condition
Room is free of dust and clutter
Yes
No stained or damage ceiling tiles
No
A water stained ceiling tile observed near the handicap stage lift within the cafeteria. The stain is near a sensor within the tile. School custodial staff is to submit a work order to Building Services if not already being addressed.
No visible mold present (walls, cabinets, under sinks, behind posters)
Yes
Relative Humidity
Not above 70%
Yes
Relative humidity 70-72% in cafeteria, gymnasium, rooms 129, 162, and 164. This is due to ventilation system design/operation and weather (steady rain, overcast, 68 degrees) at the time of inspection. This was confirmed in a discussion with Building Services HVAC Shop. This does not represent an IEQ concern due to the timing (Fall).
Mechanical/Boiler Rooms (Assess Each)
Check OK Comments
Condition
Clean
Yes
No unusual noise or odor
Yes
No mold growth on insulation
Yes
Traps contain water
Yes
Chemical Storage
Containers capped
Yes
No evidence of an active spill
Yes
Fan Coil Units/VAV Boxes
Check OK Comments
Condition
No odors, or unusual noise or vibration
Yes