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B-1 (KB-1) General commercial contractor (read mode) (1)
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B-1 (KB-1) General commercial contractor (readmode)
(Q-197) air entrained concrete is mainly used to: - ANS-reduce damage by freeze thaw cycles
(Q-855) what characteristic of hardened mortar is most critical to a structures integrity? -
ANS-bonding strength
(Q-1498) according to OSHA, all of the following power tools may be equipped with only a
positive "on/off" switch except? - ANS-Circular saw
(Q-2238) According to OSHA, on excavation projects where employees have to enter an
excavation. the soil shall be stored at least how far from the edge? - ANS-2 Feet
(Q-6604) when air entrained concrete is placed, how does internal vibration affect the air
content of the concrete? - ANS-it causes air loss
(Q-6754) the classification of type 'X' gypsum board refers to the panel's: - ANS-fire resistance
(Q-5817) in framing the space porvided for a door, door jamb and space for adjustment is
known as the ______. - ANS-Rough opening
(Q-54619) according to OSHA all of the following power tools shall have a "constant pressure
switch except? - ANS-routers
(Q-1317) prior to the application of the acid solution used to clean masonry, the masonry should
be thoroughly saturated with: - ANS-water
(Q-158) the minimum distance that end joints shall be offset in double top plates is _______
inches. - ANS-48
(Q-54989) according to code, on structures over 2 stories above grade, foundation plates or sills
shall be anchored to the foundation with bolts spaced not more than ______ apart? - ANS-48
inches
(Q-3935) according to the code, plain concete for basement walls and foundations shall be what
minmum compressive strength? - ANS-2500 psi
(Q-53769) according to OSHA all off the following power tools may have a "positive off" switch
except? - ANS-reciprocating saw
,(Q-7176) if pouring concrete and the ground is frozen or, when the temperature is freezing, what
do you do? - ANS-absolutely no pour
(Q-961) what piece of equipment is most often used for placing concrete underwater? -
ANS-tremie
(Q-613) in insulation, the "R" value is the: - ANS-measure of thermal resistance
(Q-2061) which of the following is the proper starting place for laying parquet flooring? - ANS-in
the center
(Q-6691) a scaffold plank 9 feet long can extend over it's end support a maximum distance of: -
ANS-12 inches
(Q-2089) according to the code, glazed openings in fire doors located in walls required to have
a one hour, fire resistive rating, shall be limited to ______ square inches in area. - ANS-100
(Q-117528) what is the maximum spacing of sill plate bolts? - ANS-6 foot
(Q-4321) where vinyl siding is installed horizontally, the fasteners shall be a maximum of
______ inches apart. - ANS-16
according to code, the following is NOT considered a hazardous location for the purpose of
glazing: - ANS-glazing in egress window
(Q-115) according to code, windows intended for use as an emergency escape route must have
a finished sill height not more than ______ inches above the finished floor. - ANS-44
(Q-255) where gypsum board panels meet at outside corners, these corners should be
protected with: - ANS-corner bead
(Q-376) Given: using a builder's level, the grade for a footing is being set. the bottom of the
footing will be at an elevation of 94.00. a back site to the bench mark (elevation of 100.00) has a
rod reading of 4.70. If the grade is correct, the rod teading for the bottom of the footing should
be: - ANS-10.70 Feet
(Q-563) According to the Code, untreated wood joists in the under floor crawl space shall be a
minimum of _______ above the soil or grade. - ANS-18"
(Q-1731) The minimum requirements for at least one exterior door in a dwelling unit concerning
the MINIMUM CLEAR WIDTHH when the door is open is ________ inches. - ANS-32
(Q-1988) When hooking up a regulator on oxygen welding bottles, the correct procedure is to: -
ANS-open and close quickly
, (Q-2638) You are finishing a concrete surface, defects of the finished product such as crazing,
dusting and spalling are casued by? - ANS-overworking the concrete surface
(Q-3642) In refernce to dirt work, what is meant by the term "lift"? - ANS-any layer of soil placed
upon another soil layer
(Q-6654) A bank on an excavation site has a 3 to 1 slope; how many inches per foot will the
bank rise? - ANS-4 inches per foot Q
(Q-30504) What is the minimum slope allowed for metal shingles? - ANS-3/12 or 25%
(Q-50104) What is the standard gauge of exterior flashing? - ANS-26
(Q-50113) If a contractor is in willful violation of Arizona Blue Stake, what is the maximum fine? -
ANS-$5,000.00
(Q-50117) The hb is 18.8 feet from the reference stake and the edge of fill is 8 feet from the hub,
how are these points measured? - ANS-horizontal, horizontal
(Q-50121) Which of the following is used to reinforce gypsum corners? - ANS-corner bead
(Q-50123) What is the minimum width that a pedestrian walkway can be? - ANS-36 inches
(Q-50131) When using exterior insulation board, how far below the grade must it extend? -
ANS-12 inches below
(Q-50134) What happens when you add epoxy or zinc coating to rebar in concrete? -
ANS-Decrease in bonding strength, increase in corrosive protiction, and increase in handling
delicacy.
(Q-50137) Refer to the plan (availabel at the test), what is the distance fromparking level 1 to
parking level 1? - ANS-11 feet
(Q-50147) What is the shallowest pitch of a roof that asphalt shingles can be on? - ANS-2:12
(Q-50148) What is the correct method of building a masonry wall? - ANS-From the corners to
the middle
(Q-50162) What is the most economical way to decrease excessive bleed water in freshly
poured concrete? - ANS-inctease fines
(Q-50163) What method should be used to unload steel beams with a crane? - ANS-Use a
spreader bar and cables
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