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3E351B2

CDC II

QuestionAnswer
(201) In platform frame construction, what floor frame member do you install first? Sill plate.
(201) If not specified in the blueprints, you would install anchor bolts not exceeding how many feet Six feet.
(201) Which floor joists are used when a floor or balcony extends past the buildings outside wall? Cantilevered.
(201) What determines the size of wooden floor joists? Span and amount of load to be carried.
(201) Which type of bridging usually consists of 1 × 3 inch or 2 × 3 inch wood? Cross.
(201) A floor joists crown is installed turned up.
(202) What precautions are necessary for removing a load-bearing wall? Support the load it is carrying before removing the wall.
(202) Load bearing partitions (interior walls) run what direction to the floor joists? Perpendicular.
(202) How many people are recommended to raise a 30 foot wall? Three.
(202) Where maximum shear strength is required, most experts still recommend which type panel? Plywood.
(202) How are metal framing members thinner than 18 gauge assembled? Self-drilling, self-tapping screws.
(203) What determines the size of a ceiling joist? Weight it carries and span from wall to wall.
(204) The preferred construction method to make stairway turns is to use landings, because they are safer.
(204) What is the minimum width of a staircase? Three feet.
(204) The recommended sum of one riser and one tread is 17 to 18 inches.
(204) If the lower and upper floors will have the same finished flooring material, then the measured distance between the subfloors will be the same as the distance between the finished floors.
(204) How do you drop the stringer to make the bottom riser the same height as the other risers and the top tread flush with the upper finished floor? Subtract one tread thickness from the stringer’s bottom end.
(204) How do you check stair stringers to make sure they are plumb? Hold a level vertically against the riser cut.
(205) When inspecting metal-framed walls, make sure the knockouts are aligned properly for easier runs for the electrical and mechanical lines.
(205) To prevent oxidation when you cut or scratch metal frame wall members you should paint them with a galvanized paint or a primer.
(205) When inspecting wood framed walls where long bolts hold numerous plies of lumber together, you should recheck the tightness of the nuts because shrinkage of the lumber may have caused them to loosen.
(206) In roof construction, the term total run refers to the horizontal measurement that is equal to half of the span.
(206) What term identifies the vertical distance from the top plate to the top of the ridge? Total rise.
(206) Which rafter extends at a right angle from the plate line to the ridgeboard? Common
(206) Which rafter extends diagonally from the plate to the ridge board at the line of intersection of two roof surfaces? Valley.
(206) When you are computing rafter length, you must deduct how much of the ridge board thickness from each rafter? One-half.
(206) To figure common rafter length with the framing square step-off method, how is the framing square used to represent the unit of rise and the unit of run? The tongue (unit of rise in feet) and the blade (unit of run at 12 inches).
(207) The standard unit of run for a hip rafter is 17 inches.
(207) What is the maximum depth of the bird’s mouth? Not more than half of the rafter’s depth.
(204) If the lower and upper floors will have the same finished flooring material, then the measured distance between the subfloors will be the same as the distance between the finished floors.
(208) You can make truss installation easier by placing the first truss as near the desired location as possible.
(208) At what three different places on the trusses do you install temporary bracing? Top chord, bottom chord and vertical web plane at right angles to the truss.
(209) Installed bolts that are too short to the point where the bolt head and the washers recess into a reduced load carrying capacity.
(209) What should you do when a truss inspection shows that an installed bolt is too long? Install additional washers to take up the space.
(209) The recommended repair method for wood trusses that are less than two inches thick is to use a steel plate on each side fastened with bolts.
(210) Which door is usually built from sheathing boards? Batten.
(210) Which door is economical, lightweight, and can be made to resemble more massive and expensive doors? Flush.
(210) Which door has a solid or hollow core? Flush.
(210) Where do you start to level an exterior doorframe? At the sill.
(210) Where do you place additional wedges in a jamb that is subject to bowing or needs to be plumbed? Behind the hinges, and latch location.
(211) What three different ways can you purchase doorframes? Knocked down (KD), preassembled with just exterior casing, and preassembled with door hung.
(211) What three devices do you use to plumb a doorframe? Level, square, and spreader.
(212) Where do you start to level an interior doorframe? At the head jamb.
(212) You install the door lock on the stile with the straightest grain.
(212) What are the recommended space allowances between an interior door and doorframe? Hinge stile, one-sixteenth inch; top rail, one-eighth inch; lock stile, one-eighth inch; bottom rail, one-half inch.
(213) What are the four types of locks you will install and maintain most often? Cylinder, mortise, cipher, and panic hardware.
(213) Which lock is installed in a pocket or mortised hole? Mortise.
(213) What type closer do you install on lightweight doors such as storm and screen doors? Pneumatic.
(213) What three operating adjustments can you make on a hydraulic door closer? Closing, latching, and backcheck.
(214) Which window opens outward and is hinged at the top of the frame? Awning.
(214) When installing a window what type and size of paper do you place around the rough wall opening to act as a vapor barrier? (15-pound asphalt) 10 to 12 inches wide
(215) How can you eliminate the bulging on a two-hinge door? Place another hinge midway between the first two.
(215) How can you make a permanent repair to a sagging door? Install a batten strip diagonally on the door face.
(215) Where do splits in a doorjamb often occur? At the hinges, around locks, and latches.
(215) What condition indicates that a door is hinge-bound? Hard to close and may spring open when closed.
(216) When you are repairing a sticking double-hung window with an aluminum jamb liner, you should never drive nails or screws through the liner.
(216) How many times should a line be scored with a glasscutter on a piece of glass? One time.
(216) To reduce chipping, you set the saw blade height how far above the acrylic sheet thickness? Approximately one-eighth inch.
(217) Three basic types of insulation are flexible, loose fill, and rigid.
(217) Flexible insulation is available in blanket rolls or batts.
(217) What insulation type usually has one side that has a paper cover with staple tabs attached along the entire length? Flexible.
(217) What insulation type is popular for insulating concrete slabs and other masonry products? Rigid.
(218) What caulk type is water based and can be painted when dry? Latex.
(218) What caulk type is the most durable and waterproof and is used to fill exterior surface cracks, splits, holes, or other damage to provide a weatherproof seal? Silicone.
(218) Which weather strip item do you use to reduce heat loss and drafts by covering the airspace between the door bottom and the threshold? Door sweep.
Created by: leocriz50