NASCLA Exam Questions With 100% Correct Answers

NASCLA Exam Questions With 100% Correct Answers lightweight, 5/8" that is up to 15% lighter than standard Type X wallboard - answerGysum Panel- Firecode Type X What is an advantage of veneer plasters? - answerVeneer plaster is more durable Least expensive stud for gypsum framing? - answer25 gauge steel studs 18 GAUGE TIES are used for what in gypsum framing? - answerTO ATTACH CHANNEL TO FURRED AREAS Why USE SHORTER SHANK NAILS in framing with Gypsum? - answerTO PREVENT NAIL POPS With gypsum wall framing, how should studs be installed? - answerALL STUDS SAME DIRECTION How should resilient channels be installed with respect to distance from floor and ceiling? - answerINSTALL RESILIENT CHANNELS 2" FROM FLOOR, 6" FROM CEILING How should furring channels be installed? - answerPERPENDICULAR TO JOIST What is the SPACING OF FURRING CHANNEL FASTENERS? - answer24" OC Temperature of hanging drywall? - answerTEMPERATURE TO HANG DRYWALL SHOULD BE MORE THAN 50 DEGREES, ACCLIMATED FOR 24 HOURS AT 55-70 DEGREES What is the width of a gypsum control joint? - answerGYPSUM CONTROL JOINT WIDTH IS 1/2" Job conditions of finishing veneer plaster? - answerGREATER THAN 55 DEGREES, HUMIDITY 20-50 % THE SPACING OF FASTENERS FOR CORNER BEAD MUST NOT BE MORE THAN.... - answer12" OC Storage Temperature of Gyspum... - answerAbove 55 degrees, products start to deteriorate at 125 degrees When stacking gyspum, how far should the base of the stack be from the wall? - answer4"- 6" FROM WALL When can a door be used as a wall control joint? - answerTHE DOOR MAY BE USED AS A WALL CONTROL JOINT IF THE JOINT GOES FROM THE CORNER UP Some purposes of roofing underlayment? - answerIt protects roof sheathing before the roof is applied, and it gives added weather protection What is used to keep water from getting inside the roof? - answerIce Dams The membrane of an ice dam should be HOW MANY inches inside the wall line? - answer24 inches inside the wall line What is the term for flashing built into the vertical surface and bent down over the base flashing - answercounter flashing What is the flashing built right up on the chimney and butts the chimney and the shingles? - answerStep flashing How much exposure should be given when roll roofing? - answer17 inches How many pounds per square are required of vapor barriers on built up roofs? - answer45 to 80 lbs per square What are some purposes of aggregate on built up roofs? - answerProtects the underlying roof system from weather and protects from damage caused by foot traffic When installing rafters, how much air space should be left for ventilation? - answer1 inch minimum In roofing, what is a major reason to install vapor barriers? - answerPrevent condensation What is the term used to describe the ability of a vapor barrier to resist vapor penetration? - answer"Perms" What is the maximum height of carpet? - answer1/2 inch What is the max vertical change in level? - answer1/4" What is the max bevel allowed? - answer1:2 Max slope of any floor surface is... - answer1:48 Objects may protrude how many inches into the path of travel? - answer4 inches Max pressure for operable parts is what? - answer5 lbs Clear width of an interior accessible route is.... - answer36 inches minimum What is the max height of a threshold? - answer1/2 FOOT (6 in) Door hardware should be placed.... - answer34 to 48 inches above finished floor Opening door force should be.... - answer5 lbs Minimum ramp loading length? - answer60 inches Ramps higher than HOW MANY inches shall have handrails? - answer6 inches Ramp surface must extend how many inches outside the railing? - answer12 inches Curbs at ramps shall be at least how many inches high? - answer4 inches Parking space access aisles should be at least how many inches wide? - answer60 inches Stair risers shall be what max and min. height? - answer4 inches min, 7 inches max Handrail height shall be how many inches? - answer34-38 inches Stair handrails shall extend how many inches past the nosing? - answer12 inches past nosing Water closets shall be between how many inches from a side wall? - answer16 to 18 inches Grab bars shall be how many inches above the shower floor? - answer33 to 36 inches Grab bars should be able to support how many lbs? - answer250 lbs Front loading floor surface should be offset how many inches from the centerline? - answer24 inches How much space should there be between U-shaped kitchens? - answer60 inches A parking lot within 10 feet of a building may slope how much? - answer2% slope With the erection of precast concrete products, the rotation of the panel should be performed where? - answerOver the truck bed Dunnage should not be continuous over how much? - answerNot more than one stack Wall panel bracing must be maintained until.... - answerpermanent connections are accomplished Concrete panels help with what? - answerMore rapid construction When dry packing grout, joints need greater than how much spacing? - answerGreater than 1 inch Minimum temperature to grout panels is? - answer40 degrees Hollow core slab joints greater than 1/8" shall be.... - answerTaped Temporary shoring MUST stay in place until what? - answerAll members are bearing Precast concrete floor jacking post may be removed when? - answerWhen the grout has hardened What is the standard bearing depth for open web joists? - answer2 1/2" If a joist reads "14K7", what does the 7 indicate? - answerThe chord designation number How should you store joists? - answerStore them just as they are shipped, vertical, laid down-- all the above How should you attach bearing joists? - answerTack weld both sides of one end What is "sweep" in joists? - answerOutward bow of the joist How should cantilevered joists be braced? - answerUsing crossbracing In what lengths are joists panelized in order to accommodate standard bridging lengths? - answer20 feet What should be done if damage occurs to the joist? - answerIt should be reported to the joist manufacturer Who is allowed to modify a joist? - answerOnly the manufacturer's engineer How wide of a plate is needed to support a joist? - answer6 inches wide With unbonded post-tensioning, how much compressive strength should you have before jacking? - answer75% compressive strength Why are poly coatings used in unbonded post-tensioning? - answerTo protect the cable from abrasion What is the term for if tensile stresses are allowed to be produced in the member under a working load? - answerPartially Prestressed How should you unload cables with regards to unbonded post tensioning? - answerCradle the coils with nylon straps How far should cables be from pentrations? - answer6 inches