COSC 253 - Exam 1 Questions &
Answers9
for the longest spans, deeper elements such as _______________ and _____________
eliminate still more non-working concrete - ANSWERS-single tee, double tee
precast concrete slab elements are typically made with a _______________ top surface. After
they have been erected, a concrete ________________ is poured over them and finished
smooth - ANSWERS-rough, topping
precast concrete wall panels may be solid, hollow, or sandwiched with an _________________
core - ANSWERS-insulated
most precast concrete elements are produced in permanent forms called ________________
beds - ANSWERS-casting
__________________ fiber reinforcing is gaining use as a substitute for mild steel reinforcing in
precast concrete elements - ANSWERS-carbon
bolting, _____________, and grouting are all commonly used methods of connecting precast
elements - ANSWERS-welding
the simplest connections rely on _________________ - ANSWERS-gravity
exposed metal connectors that are not covered by concrete topping are usually
________________ with grout to protect them from fire and corrosion - ANSWERS-dry packed
, with spanning members, such as beams and slabs, __________________ pads are usually
inserted at points of contact - ANSWERS-bearing
Buildings account for ___________ to _____________ percent of the world's energy use -
ANSWERS-1/3 to 1/2
one simple definition of _____________ is building to meet the needs of the present generation
without compromising the ability of future generations to meet their needs - ANSWERS-
sustainability
a _________-_______-__________ life cycle analysis (LSA) begins with materials extraction by
extends only as far as when the material leaves the factory - ANSWERS-cradle-to-gate
cradle-to-gate excludes what that cradle-to-grave does not? - ANSWERS-effects of
transportation to the building site, installation, maintenance, and disposal or recycling
a ___________-_________-____________ LCA is considered the most comprehensive method
of describing and quantifying environmental impacts associated with building materials -
ANSWERS-cradle-to-grave
what does LEED stand for? - ANSWERS-Leadership in Energy and Environmental Design
LEED recognizes four levels of sustainable design including... - ANSWERS-certified, platinum,
gold, and silver
within each LEED category are mandatory _________________ and optional ______________
that contribute points toward a building's overall sustainability rating - ANSWERS-prerequisites,
credits
Answers9
for the longest spans, deeper elements such as _______________ and _____________
eliminate still more non-working concrete - ANSWERS-single tee, double tee
precast concrete slab elements are typically made with a _______________ top surface. After
they have been erected, a concrete ________________ is poured over them and finished
smooth - ANSWERS-rough, topping
precast concrete wall panels may be solid, hollow, or sandwiched with an _________________
core - ANSWERS-insulated
most precast concrete elements are produced in permanent forms called ________________
beds - ANSWERS-casting
__________________ fiber reinforcing is gaining use as a substitute for mild steel reinforcing in
precast concrete elements - ANSWERS-carbon
bolting, _____________, and grouting are all commonly used methods of connecting precast
elements - ANSWERS-welding
the simplest connections rely on _________________ - ANSWERS-gravity
exposed metal connectors that are not covered by concrete topping are usually
________________ with grout to protect them from fire and corrosion - ANSWERS-dry packed
, with spanning members, such as beams and slabs, __________________ pads are usually
inserted at points of contact - ANSWERS-bearing
Buildings account for ___________ to _____________ percent of the world's energy use -
ANSWERS-1/3 to 1/2
one simple definition of _____________ is building to meet the needs of the present generation
without compromising the ability of future generations to meet their needs - ANSWERS-
sustainability
a _________-_______-__________ life cycle analysis (LSA) begins with materials extraction by
extends only as far as when the material leaves the factory - ANSWERS-cradle-to-gate
cradle-to-gate excludes what that cradle-to-grave does not? - ANSWERS-effects of
transportation to the building site, installation, maintenance, and disposal or recycling
a ___________-_________-____________ LCA is considered the most comprehensive method
of describing and quantifying environmental impacts associated with building materials -
ANSWERS-cradle-to-grave
what does LEED stand for? - ANSWERS-Leadership in Energy and Environmental Design
LEED recognizes four levels of sustainable design including... - ANSWERS-certified, platinum,
gold, and silver
within each LEED category are mandatory _________________ and optional ______________
that contribute points toward a building's overall sustainability rating - ANSWERS-prerequisites,
credits
