Indoor Environmental Quality General Assessment of Ellicott Mills Middle School: July 9th, 2020 (GXEMMS202000000B)

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
No
Portable 209 - one ceiling tile bowed out of the grid system. School custodial staff is to address by replacing with new ceiling tile.
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
Portable 221 - air supply diffusers had minor rust forming. Work Order 160750. Stage - air supply diffusers have visible dust accumulation. School custodial staff is to clean.
No obstruction to air flow
Yes
No purposely placed obstruction indicating occupant distress
No
All portables to some degree. Ventilation units were to be off per summer protocol, but were found functional. Thermostats were improperly set (i.e. too cool, less than 70 degrees, fan set to on) and did not have tamper guard. Correspondence sent to Building Services HVAC Shop and Custodial Services Office to resolve. Room 65 - room felt warmer than other rooms served by same ventilation unit. Work Order 160750.
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?
No
Portable 124 - drywall was wet as determined by moisture meter (drywall setting) on right side of ramp door. No mold growth was observed. Hole in door frame observed. Portable 125 - a junction box within ceiling did not have a cover. Work order 160751 addressed these findings.
Doors and Windows
Caulking and weather stripping in good condition
Yes
Classrooms (Assess 2 to 3 per HVAC System Zone)
Check OK Comments
Condition
Room is free of dust and clutter
No
Portable 125 (inside) - trail of ants was observed around the entire perimeter. Work Order 160752.
No stained or damage ceiling tiles
No
Water stained ceiling tiles observed in 103 (at door from hall), 65 (along light track), and science 1 / room 121 (three tiles). Custodial staff is to submit a work order if not already being addressed.
No visible mold present (walls, cabinets, under sinks, behind posters)
Yes
Relative Humidity
Not above 70%
Yes
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