PPD Flashcards
(42 cards)
What feature must be installed in every electrical outlet in addition to the hot and neutral wires?
Each of these must have a ground wire.
What amount of water pressure is equivalent to one foot of vertical head?
One foot of this is equal to .434psi.
A soils report has indicated that the water table is 5’ above the basement level of a planned 3 story building. What construction technique will likely be required?
Waterproofing
The assumed height at which work is performed, usually considered to be a desk height, 30in above the floor.
Work plane
The ration of the net glazing area in a room or space (glass only, not including frame or mullions) to the gross exterior wall area
Window to wall ratio
The fraction of visible light that passes through a glazing material
Visible light transmittance
The ratio of the solar heat gain through a fenestration to the total solar radiation incident on the glazing. It’s a value between zero and one.
Solar heat gain coefficient (SHGC)
ASHRAE
American society of Heating, Refrigeration and Air Conditioning Engineers
What is a LAN system
Local area network
What is a WAN system
A WAN is a Wide Area Network
What is an SW type brick, an NW, and a MW?
NW- normal wearing
MW- moderate wearing
SW- severe weathering
What is a reglet
Reglets are horizontal grooves cast into concrete that allow a piece of flashing to be slipped through the brick for proper drainage and moisture control.
What is tuck pointing
Tuck pointing is a process to repair failing mortar joints. The deteriorated mortar is removed to a depth and new, comparable mortar is put in place.
How should metal panels be transported?
Vertically
What is a flitch beam?
A flitch beam combines wood and steel in a sandwich to increase load carrying capacity. They are sometimes called sandwich beams.
The straightest, most uniform grain on board lumber is achieved by specifying…
Rift sawing
What is safing insulation
Fire stop material in the space between floor slab and curtain wall in multi-story construction.
What can be excluded from a foundation waterproofing detail when granular backfill is used?
No drainage board is needed on the exterior
What material contains the most embodied energy
Aluminum
What medium transmits sound the slowest.
- Water
- Steel
- Air
- Concrete
Air
What is the approximate max span of a reinforced concrete waffle slab?
55’
Fluorescent bulbs are primarily filled with what kind of gas?
Mercury
Heavy timber is what construction type?
Type IV
What is the standard corridor width
44”