Courtroom Lighting Criteria Evaluation
Task 1 Report
Vertical Illuminance (Fc)
Horizontal Illuminance (Fc)
This courtroom provided a layered approach to
lighting, combining the proper equipment with
The high lighting power density in this
room is due to the tungsten-halogen
downlights in the ceiling.
The contrast ratio between the dark wood
and the walls is very high.
The linear fluorescent cove provided very
ceiling, as shown in the luminance maps.
No glare or hot spots are seen on the
By continuing the vaulted ceiling above the
bench at the front of the room rather than
stopping it with a soffit, as on the other
three walls, allows that area to be seen as
brighter. This helps emphasize the bench
as an important area of the room.
Overall light levels are at the higher end of
teD s nG i s eo me d tn,
h ei u e rcm n ai s
suggesting that the installed wattages
could be slightly lower.
X:\...-05 REPORTS & NARRATIVES0124-TASK1REPORT-DRAFT3-
Ove Arup & Partners Consulting Engineers PC
Issue March 1, 2006