Contractor license 1-25
A house with a gable roof that has a pitch of 6 on 12, has 2 exterior walls that are 96' by 8' tall and 2 walls that are 48' by 8' tall. How many sheets of plywood are needed to sheath the house. Do not allow for any openings.
96 x 8 x 2 = 1536 sq.ft. 48 x 8 x 2 = 768 sq.ft. 1536 + 768 = 2304 divided by 32 = 72 sheets of plywood . The rise to the ridge = 12' Area of a triangle = 1/2 base x hight 24 x 12 = 288 / 32 = 9 18 + 72 = 90 Plywood comes in 4 x 8 sheets answer 90
When framing a wall using 2 x 6 studs, what is the minimum size sill plate that can be used?
Actual size is 1 1/2 x 5 1/2 answer 2x6
A house that is 32' wide with 9'6" walls has a gable roof with a 6' rise to ridge. How many standard sized bricks are needed for one gable end of the house with a 5 % waste factor?
Area of a triangle=½ x base x height; ½ x 6 x 32 = 96 sqft. Area of lower wall section = 32 x 9.5 = 304 sqft. Total sq ft = 400 sq ft x 7 Standard Bricks per sqft. = 2800 x 105% = 2940 bricks answer 2940
Using a builders level a Grade for a footing being set, the bottom of the footing will be at an elevation of 94.00. A backsite to the benchmark (elevation 100) has a rod reading of 4.70. What should the rod reading at the bottom of the footing be if the Grade is correct?
Benchmark + Backsite - Frontsite = grade ;100 + 4.7 - ? = 94' 104.7-94 =10.7' answer:10.7
Using a builders level a backsite shot to point C (elevation 98.4) reads 5.9, a frontsite shot to point A reads 1.6. What is the elevation of point A?
Benchmark + Backsite - frontsite: 98.4 + 5.9 - 1.6 = 102.7 answer:102.7
A 30' x 40' rectangular home with 10' walls and a 3 on 12 pitched hip roof. What is the total number of 7 ¾" x 2 5/8" bricks required if using 3/8" grout between courses and ¾" between consecutive bricks. Assume a 7% waste factor and no openings
Brick: 7 ¾" + ¾" = 8.5"; 2 5/8"+3/8" = 3"; 8.5" x 3"= 25.5 sq in Wall: 30 x10x 2=600sf; 40 x 10 x 2= 800 sf = 800+600 = 1400 sf 1400 sf x 144 sq = 201,600 sq in 201600/25.5 = 7905.9 bricks + 7% = 8459.29 = 8460 bricks required answer 8460
What is the maximum height above the floor a wall outlet may be placed ?
Center of wall outlet is 18" answer: 18 inches
A set of stairs has a total rise of 8`2" and has 15 risers. What would be the individual height of a single riser?
Change 8' 2" into inches 98" / 15 = 6.53 Answer:6 1/2
Which one of the following building operations would require the use of duplex nails?
Concrete Forms
Which soil compaction test requires a 1/2" X 12" rod placed into the soil?
Nuclear
What is the quietest type of plumbing pipe?
PVC = highest Schedule = Thickest Walls = Quietest schedule 120 pvc
A reinforcing rebar is protruding from a slab with the # 5 stamped on it. This means that the diameter of the bar is _______ inches .
Rebar is sized in 1/8 of an inch. A #5 bar is 5/8" So 5 divided by 8 = .625 answer: .625
Measuring from the top plate to the ridge, a house has a run of 24' and a rise of 8'. The slope of the roof is __?
Reduce 8 / 24 to 4/12 answer 4 on 12
If a plan has a scale of 1/4" = 1', and a room measures 2" x 4" ; what is the number of tiles that will be needed if the tiles measure 4 1/4" x 4 1/4" with a grout and waste of 1/8" ?
Room is 8' x 16' = 128 sq. ft. ; tile with the grout and waste = 4.375" x 4.375" = 19.14 sq. in. ( convert fraction on tile to decimal 1/4" + 1/8" = 3/8" ; then 3 divided by 8 = .375 Now take 128 sq.ft. x 144 (144 sq.in. in a sq.ft.) 18,432 /19.14=963 answeer 963
A house measures 48` x 32`. The roof has a 4/12 pitch with a 2` overhang. What is the total area of the roof deck in sq.ft. ?
Solve for the rafter length first ( 16 x 16 + 5.33 x 5.33) = 284.4, The Sq. root of 284.4 =16.86 + 2' overhang=18.86') Now take the rafter length times the front length of the house; 18.86 x 52=980.72 x 2(for the other side of the roof) answer:1962
How many courses of 8 x 8 x 16 block will it take to build a wall 10' high?
The blocks are 8" wide 8" tall and 16" long. A course is 1 row of block or brick. 10' x 12 = 120" tall divided by 8" = 15 answer 15
A roof measuring 100` by 100` has _____ squares of roofing.
There are 100 sq.ft. per square 100x100= 10,000 sqft divided 100 (1 square) = 100 squares Answer:100
Referring to the illustration, the American Standard Beam is:
This how American standard bean look
A set of stairs has an over-all height of 9`2". If there are 16 equal risers, the height of an individual riser would equal _____ inches.
Total height in inches divided by the number of risers 9'x12=108"+2"=110" divided by 16 = 6.875" use their answers against them and convert the fractions do decimals and match them up 6 7/8" = 6.875" answer:6 7/8
On a jobsite, there is a hole that measures 100' x 40' x 8' deep. If you must remove 3/8" more, how many cubic yards of material will you be removing?
You must put 3/8 " into Feet. 3/8" = .375" / 12 = .03125' 100 x 40 x .03125 = 125 cf / 27 = 4.629 cy answer 4.6cy
Stairways shall have a minimum headroom clearance of ______inches.
Your choice may be 6' 8" answer 80
When forming a drive way , how high should the form stakes be placed above the form boards ?
a little below the form
When nailing asphalt shingles, the nail head should be driven __?
a little below the shingle
What is a water closet?
a toilet
Identify the doors shown
add pic answer 2 double acting doors
Refer to the diagram; What type of door is used for the exterior living room?
add pic answer double acting
Identify the brick course marked "A"
add pic answer soldier
Identify the Damper
add pic answer x
Referring to the illustration, the "concave joint" is illustrated by number:
add pic answer:5 look up concave joint
Refer to the Diagram; The house shown has a gable roof with a slope of 5/12. How many feet of fascia board are needed? ( Do not allow for waste)
add pic 3 gables 2 (20') = solve for rise to ridge and diagonal = 11.18' each side 1 (32') gable = 17.88 each side 50 + 10.83 + 10.83 + 10 + 10 + 17.88 + 17.88 + 10 + 8 + 10.83 + 10.83 = 167.08' answer 168
Referring to the illustration, if the curb shown is 1000 feet long, how many total cubic yards of concrete will be required? Do not allow for any waste. Select the closest answer.
add pic Q:The curb used on the test has .038 cys. per ft. Multiply the length time .038 Answer:38 yards
Refer to the Diagram; How far above the floor is the cabinet over the refrigerator?
add pic answer 5ft 9 inch
Refer to the Diagram; Where would the corner of the building be located?
add pic answer A
Refer to the Diagram; The cut on the rafter shown is refered to as a____?
add pic answer birds mouth
Identify the Ash Dump
add pic answer y
Referring to the illustration, the `lookout` is identified by:
add pic answer: C
Refer to the illustration. Double pitch roof rafters are often reinforced by a horizontal member called a _____ beam.
add pic answer: collar
Refer to the DIAGRAM below, what part of the roof truss is shown by number 3?
add pic answer: lower cord
Referring to the illustration, the valley jack rafter is identified by the number _____.
add pic answer:3 look up valley jack
Refer to the illustration. What is the rod reading shown to the nearest hundredth?
add pic answer:3.84
Refer to the illustration. Double pitch roof rafters are often reinforced by a horizontal member called a _____ beam.
add pic answer:collar
Refer to the drawing : identify the drawing shown as "A"
add pic answer:opening side of window
Refer to the Diagram; The set of stairs shown stands 10'6" tall. What is the height of an individual riser?
add pic 10 x 12 = 120" + 6" = 126" / 17 = 7.411" Look at your choices 7 / 16 = .43 answer 7 7/16
Identify the casement window.
add pic answer
Refer to the Diagram; What is the length of the slab in Lineal feet?
add pic answer 45
Refer to the Diagram; Which is the proper way to install temporary wall bracing?
add pic answer A
Referring to the illustration, the soffit is identified by:
add pic answer D
Identify the double-hung window.
add pic answer a
Identify the joint shown
add pic answer cope
Refer to the Diagram; Identify Joint A
add pic answer miter
Refer the Masonry diagram; what type of joint is shown ?
add pic asnwer:control
Referring to the diagram. If the slab shown is square, what should the length of the dashed line be?
add pic 38² + 62² = 1444 + 3844 = 5288 the square root of 5288 = 72.718' OR 72' 8 ½" answer 78 ft 8 1/2 inches
Referring to the illustration, the hip rafter is identified by the number _____.
add pic answer 1
Given this subdivision planning map. What is the elevation of lot 448?
add pic answer 155 ft 5 inches
Referring to the illustration, the valley rafter is identified by the number _____.
add pic answer 4
Referring to the illustration, the hip jack rafter is identified by the number _____.
add pic answer 6
Referring to the illustration, the `fascia` is identified by:
add pic answer A
Identify the fixed window.
add pic answer D
Identify the wood member shown below.
add pic answer I-joist
Identify the Ash Catch
add pic answer W
Identify Joint B
add pic answer butt
Refer to the Diagram; How far down the wall do you install house wrap?
add pic answer c
Refer to the Diagram; What type of window is installed in the bathroom?
add pic answer horizontal sliding
Refer to the Diagram; Which window would be installed in the bathroom?
add pic answer horizontal sliding
Refer to the Diagram; What needs to be done to read a level surface?
add pic answer raise the right side
Refer to the diagram; Identify D
add pic answer side walk
Referring to the illustration, the type of masonry pattern pictured is referred to as a _____ bond.
add pic answer: common
Referring to the illustration, the type of roof pictured is a _____ roof.
add pic answer: gambrel
Diagram #1 is an illustration of what type of mortar joint?
add pic answwr: extruded
Refer to the Diagram; When viewing a header from above, how wide is the space marked A?
add pic answer 1/2
When installing anchor bolts in a slab, what is the best time to place them?
after screeding
At what stage of the construction process would the builder cut out the sole plate in a door opening?
after the wall has been erected and braced
When attaching a piece of sheet metal to a metal stud, the threads of the screw should be threaded ___ ?
all the way to the head
The purpose of a fire cut on a joist is to:
allow the roof to collapse without damaging to the walls
The expansion tank in a water heater is used for?
allow water to expand and contract due to teamp changes
A slope is 2:1 (Run to Rise). If the horizontal length is 58', the vertical is ___ feet.
answer 29
Referring to the illustration the trimmer is identified by _____.
answer is B
Referring to the illustration, the correct rendering of the building is indicated by _____.
answer is C
What is the last thing done on an asphalt shingle roof?
apply shingles
When connecting 2 pieces of galvanized plumbing pipe using teflon tape, which of the following statements is true?
apply tape to the male treads
Gypsum board panels installed on ceilings should be installed:
before the wall panels
When would you call Louisiana One Call (Dottie)
before you dig
What is the proper placement for flashing on plumbing vents?
between shingles
The cut on a rafter that allows the rafter to set flat on the top plate is commonly referred to as a:
birdsmouth
The following would be used to remove mildew except?
bleach and ammonia mixed
75 boards that are 1" x 6" and 10 ft. long equal how many board ft?
board feet = number of boards x length x size of the board divided by 12 75 x 10' x 1" x 6" divided by 12 = 375 board feet answer:375
What is the best tool for cutting cement board? (Wonder board)
carbide tipped utility knife
What is the quietest type of plumbing pipe?
cast iron
Which of the following classes of asphalt shingles would have the best fire rating?
class A have best fire rating
A footing has been dug 4" to deep. What do you fill it in with?
concrete
A _____ is defined as a groove (formed or saw-cut) in the concrete placed where the shrinkage of the concrete would cause a crack.
control joint
If you saw cut a slab, what type of joint will you create?
control joint
In obtaining proper soil compaction, it is important to:
control or use the right amout of water in soil
In obtaining proper soil compaction, it is important to:
control the right amount of water in the soil
What kind of ties are used to attach masonry veneer to wood frame structures?
corrugated sheet metal strapes
What is the name for a small framed structure that is built between the back fence of a chimney in the roof deck to divert water?
cricket
What rafter does not touch the top plate or ridge?
cripple jack
If a slab is 100' x 20' and is 5" thick, how much concrete is needed ?
cubic yards = length x width x thickness divided by 27 all dimensions must be in feet 100 x 20 x .416 (5"/12) = 831.99 / 27 = 30.81 or 31 cubic yards answer:31cy
A sidewalk measures 120` long, 4.33` wide and is 4 1/2" thick. How much concrete is needed?
cubic yards=(length x width x thickness) / 27 All measurements must be in feet, convert 4.5" into feet (4.5 divided by 12) 120' x 4.33' x .375' (4.5") =194.85 cft. 194.85 divided by 27 = 7.21cyds Answer:7.2cy
How are the first course of 3-tab shingles placed on a roof?
cutt off 3 inches and reverse nailed 1 inch away from the cut out
What do you do when nailing sheet rock?
dimple the nail but not tearing the paper
WEEP holes should be placed _____________.
directly above the flashing
Which of the following appliances can be run off a standard grounded outlet?
dishwasher
Which of the following can be run off a 120 volt outlet?
dishwasher
What type of nail is easy to remove and normally used for building forms?
double head
Which of the following nails is the easiest to remove after it has been driven?
double head
A window with two moveable vertical sashes is called a _____. ( Both sashes move up & down )
double hung
Which of the following would require 240 volts?
dryer stove
On a blueprint, the sheet that shows the exterior view of the building is called the _____ plan.
elevation plans
What is the reason for bull floating a newly placed concrete slab?
embed large aggregates and levels the surface
Lime slurry is an effective stabilizing agent for:
expansive clay
A driveway is 50` long with a 1% fall. What is the amount of fall from one end to the other?
fall = run x slope 50' x 1% = .5' = 6" answer:6 inches
Given: A driveway is 20` wide with a ridge in the center, the slope is 1/2" per foot. What is the amount of fall from the center of the driveway to the edge?
fall= run (1/2 width) x slope 10 x 1 divided by 2 = 5" answer:5 inches
The classification of type `X` gypsum board refers to the panel`s:
fire resistance
Troweling of a fresh concrete is performed following the _____ of the slab.
floating
Where would the door and window schedule be found?
floor plan
Why would a contractor use a running bond for a masonry wall ?
for strength
Which of the following are Duplex nails used for?
forming
What type of pile is used when there is no bearing foundation ? (sand or earth with no bedrock)
friction pile
A horizontal member on the outside wall of a building that is used to attach the siding is typically referred to as a:
girt
Which of the following can be used for sub base for a slab on grade?
gravel or crushed stone
A hip roof that measures 36` x 60`has a ridge length of___?
hip roof ridge = long side - short side 60' - 36' = 24' answer: 24 feet
Which of the following is the preferred method of attaching a truss to wall?
hurricane clip
When using contact cement to apply Formica (laminate), how long does it take for the glue to adhere?
immediately
Air entrainment of concrete is primarily used to:
improve its resistance to freeze thaw
Which of the following statements is true about painting in extreme weather climates ?
in the summer if it is not too hot paint may cure too quickly
The purpose of adding wire mesh to concrete is to______.
increase the flexural strength
What type of trap does a water closet have?
integral
If an aluminum ladder becomes bent ______.
it MUST BE TAKEN OUT OF SERVICE
When a vent extends through an asphalt shingle roof, the shingles should __?
lap over the upper part of the flashing and under the lower part
If mortar is falling off of a trowel, you should add ____ to the mix.
lime
When using Muriatic Acid to clean brick, which of the statements listed below is true?
mix the acid with water by pouring acid into the water
When hazardous materials are present on the job site, what form must accompany them?
msds
To clean excess mortar of bricks you would use
muriatic acid diluted with water
Metal reinforcement used with masonry units:
must be free from loose rust
How are joist hangers attached?
nailed
After pouring and finishing of a slab is complete, what item can be removed first?
nails
What is the best way to apply hardwood strip flooring to a wooden subfloor?
nails
The minimum width of any stairway landing shall be?
no less than the width of the stairway measured in the direction of travel
How far down a framed wall should house wrap extend?
on the top of the slab
In a set of stairs, the number of treads will be _____ the number of risers.
one less than
Which of the following would be the last operation to perform in building a house ?
paint
The type of door that requires that the frame be installed before the drywall is a:
pocket door
When constructing a floor slab, to provide a vapor barrier, which of the following should be used for protection under the slab?
polyethylene
A control joint in a sidewalk is formed by ________ while concrete is still plastic (wet
pressing a jointing tool across the surface
What is the purpose of trowling a slab?
produce a smooth hard surface
A Drip edge is designed to:
protect the fascia
The frame for a window or door (the distance between the trimmers), is called the _____.
rough opening
If the rough opening of a door is 4`, what is the minimum length of the header?
rough opening to a header you add 3" (1 1/2" on each side) 4' x 12 = 48" + 3" = 51" answer:51 inches
What tool is used to reset a roofing nail that has popped or lifted without damaging the shingle?
rubber mallet
This masonry configuration is:
running bond pattern
How should drywall be cut?
score the face paper then cut the back paper
What is the proper order of finishing concrete ?
screed... bull float...trowel
What step in finishing concrete requires 2 people?
screeding
How do you attach drywall to a metal window?
screws
What is the order for putting house wrap on a building?
sheathing... house trap... windows
What type of pile can support no vertical load?
sheet
Nails used to install shingles to a 5/8" thick plywood roof deck:
should extend entirely through
On a lavatory, what is used to connect the P-Trap to the tail piece?
slip joint nut and washer
The minimum height of a stairway is measured vertically from the _______________.
sloped plan of the tread nosing
Which of the following is used to measure the consistency and workability of concrete?
slump
The un-supported distance between supports is called the:
span
Electrolysis would be caused by attaching which of the types of materials in direct contact with each other.
steel and cooper
Adding water to an already workable concrete batch will decrease the concrete`s _____.
strength
What is the name of the 2" X 12" boards that support the treads of the stairs?
stringers
What is the drip edge attached to ?
the deck on the top of the lament
What does the span rating 32/16 stamped on plywood mean ?
the max span of the joist if used as roofing is 32 inch and if used as flooring is 16inch
If a plumber has cross connected a culinary supply line, this means ______?
the potable water is contaminated
Using fiber mesh in concrete will result in:
thinner thickness with less shrinkage creaks
Which of the following would be the best type of nail to use when nailing asphalt shingles.
threaded
How should vertical, structural reinforcing dowels be placed in a footing?
tied to horizontal bars and supported at the top of the form
How many courses of 8" block are in a masonry wall 11 feet 4 inches tall?
total height in inches divided by height of a block 11' x 12 = 132" + 4" = 136" 136" / 8" = 17 courses answer"17
What is the last part of a window unit that is installed ?
trim and casing
In residential wood construction, you would have?
two top plates and one sole plate
If a subfloor is squeaking when walked on, what should you do to fix the problem?
use more nails on the sheet
If the corner of a slab is lost before forming, how is it located
using a plumbing bob where the strings from the batter boards cross
If a vertical line is 8' long and has a horizontal line 10' long that intersects at a 90 degree angle, what is the distance of the diagonal measurement? (choose the closest answer)
vertical squared + horizontal squared = diagonal squared 64 (8 x8)+ 100 (10 x 10) = 164 The square root of 164 is 12.8' or 12' 10" 12ft 10 inches
Headroom for stairways shall be measured from ____________?
vertically from the edge of the nosing
How is batted insulation held in place ?
with staples
A single width or thickness of masonry is called a:
wythe
What is the diameter of a deformed number 6 bar?
# x 1 / 8 6 x 1 / 8 = .75" or 3/4" answer:3/4
A gable roof has a total width of 58' and a slope of 6:12. What is the rise at the ridge?
(1/2 width) x rise / run 29 x 6 / 12 = 14.5' = 14' 6" answer:14 foot 6 inches
What is the minimum length of lumber required for a roof rafter under the following conditions. Building width is 24' wide, roof pitch is 1/4, overhang is 2'.
(1/2 width) x rise / run; after that you must find your diagonal by doing run squared + rise squared = diagonal squared (hit square root button) then add your overhang 12 x 1 / 4= 3' (rise); 9 (3x3) + 144 (12x12) = 153= 12.36' + 2' = 14.36' = 16' answer:16
How many cubic yards of concrete are required to pour a slab 5" thick x 84` long x 10` wide?
.41' x 84 x 10 = 344.4 / 27= 12.75 cy ( 13 ) answer:13cy
What is the actual size of a 2" x 4" ?
1 /12 by 3 1/2
What is the actual size of a 2" x 10" board?
1 1/2 by 9 1/4
When using wire mesh in a concrete slab placed directly on the earth, place the mesh in minimum of ___ inches down from the surface.
1 1/2 inches
Wire mesh in a slab goes where?
1 1/2 to 2 inches below top
When preparing a building site, all stumps and roots should be removed to a depth of at least _____ below the surface of the area to be occupied by the structure.
1 foot below
How deep should a control joint be cut into a 4" thick concrete slab?
1"
The distance from the back of any water closet to the rear wall shall be:
1"
When making a header, how much space should be between the 2 boards?
1/2 inch
A hip roof that measures 36' x 60'has a ridge length of___?
1/2 width of the gable on each side 60 - 36 = 24' answer:24 ft
Given: A driveway is 20` wide with a ridge in the center, the slope is 1/8" per foot. What is the amount of fall from the center of the driveway to the edge?
10 x .125 = 1.25" or 1 1/4" answer 1 1/4
What is the minimum allowable tread run for a residential stair?
10"
A slab is being poured that measures 84' x 57' and is 10 ¾" thick. Concrete cost is $95/cy with delivery costs $66 per 10 cy load. What is the total cost to the nearest full cubic yard
10.75/12 = .8958' x 84x 57 = 4289.25 cf /27 = 158.86 cy $95 x 159 cy = $15,105 16 loads x $66= $1,056 $15,105 + 1,056=$16,161 answer16,161
Carpenters are framing a 10` high wall. What is the cut length of the studs?
115 1/2...... Q:120" - 4 1/2 "
If a worker is paid $7.90 per hour and works 12 hours to form 100 sq. ft. of a slab; what is the cost per sq.ft. ?
12 hours divided by 100 = .12 hours per square foot $7.90 x .12 = $ .948= $.95 answer .95 cents
How many cubic yards of concrete are required to pour a slab 5" thick x 84` long x 10` wide?
13...L x W x D Be sure to convert 5" into feet
If a horizontal line is 13.2' long and a vertical line is 15.1' long, what is the distance between the points if the corner is square?(choose the closest answer)
13.2 x 13.2 + 15.1 x 15.1 = 402.25 The square root of 402.25 = 20.05' or 240.6" answer 240
A roof with a pitch of 8/12 would require what type of felt?
15 lb... non-perforated
A slope of 1/8" per foot over a distance of 160` will equal a drop of ____?
160 x 1 divided by 8" = 20" 1/8" = .125" answer:20"
The ridge on a gable roof measures 40' and the rafter length is 24'. How many bundles of 3-tab asphalt shingles are required for this roof?
1920 sq.ft. /100 = 19.2 sq. x 3 = 57.6 or 58 bundles answer 58
Mortar shall be discarded after having been mixed or retempered after _____?
2 1/2 hours
In determining the height of a residential chimney above a roof, the top of the flue liners should be at least _____ above a roof ridge or any raised part of a roof within 10 feet of the chimney.
2 feet
In reference to the surrounding elevation, a drive way should be poured ______?
2 inches above level
In wood frame construction the width of a lintel is equal to the width of the rough opening plus ____?
2 trimmers
If you have constructed a 2"x6" stud wall, what would the actual size of the sole plate be?
2"x6" is a trade name the actual dimensions are 1 1/2" x 5 1/2" answer:1 1/2x 5 1/2
A gable roof is 40 feet wide with a 8 on 12 pitch. What is the total rise to the ridge ?
20 x 8 / 12=13.33 Ft This is not 13' 3" .33' = 4" look it up answer:13" 4"
When sealing grout, how long will it take for the sealant to fully cure?
24 hrs
The standard width of a counter top used in kitchens is ____ inches.
24 inches
What is the distance between the opposite corners in a room that measures 18' x 24' ?
24' x 24' + 18'x 18' = 576 +324 = 900 take the square root of 900 = 30' answer 30 ft
What is the minimum clear width of a stairway with handrails provided on both sides?
27 inches
According to the Standard code, the minimum thickness of a slab directly on grade is _____ inches.
3 1/2
The Code requires for concrete that is cast against and permanently exposed to earth to have what minimum cover over reinforcements?
3 inches
When installing a window in a rough opening, the window frame should be ___ than the header.
3 inches smaller the the header
According to the Code, the minimum nailing requirement for attaching a rafter to the top plate is _____ nails
3-8d nails
When portland cement plaster is applied over metal lath, how many coats is required by code?
3....Q:The names and order of the coats are; Brown, Scratch & Finish
A driveway is to be constructed 100`long, 10`wide and 3.5" thick. How much concrete will be needed?
3.5" / 12 = .29166' ; 100 x 10 x .29166 = 291.66cf / 27 = 10.8 cy answer:10-12cy
A number 6 deformed reinforcing bar has a nominal diameter of:
3/4 inch Q:A #6 Rebar is 6/8" = 3/4"
What is the standard thickness of a mortar joint?
3/8 inch
According to code the maximum height above grade that a deck may be built without handrails is _____.
30"
What is the approximate rough opening for a door that is 2`8" by 6` 8"?
34' by 83".... Q:The rough opening is 2" wider and 3" higher than the finished door or window
What is the minimum width of a set of residential stairs?
36 inches
What are the requirements for handrails on a raised deck that is 32" above the ground?
36 inches tall
A rough opening is being framed in a wood bearing wall for a 2` - 8" wide door. How long should the header be cut?
37... The rough opening is 34" + 3" wider for the header
A wall on 2" x 4" studs, with 1/2" dry wall on each side what is the width of the doorjamb?
4 1/2
When nailing a stud to a sole plate, you should use___ nails.
4 8d
According to code normal asphalt shingles 36" to 40" in length must have not less than _____ nails per strip.
4 nails per strip
According to code, trimmer and header floor joists shall be doubled around openings when the span of the header exceeds a minimum of how many feet?
4"
According to the Building Code, the maximum clearance between rails or ornamental pattern (balusters, (pickets) or the vertical members) on open guardrails or set of stairs shall be placed so that a _____ diameter sphere cannot pass through them.
4"
When should a saw cut be made in concrete for a control joint?
4-12 hrs after finishing
The ridge on a gable roof measures 40' and the rafter length is 24'. How many sheets of plywood decking are required for this roof?
40 x 24 = 960 x 2 = 1920 / 32 = 60 answer 60
How many rafters are needed for a house with a gable roof that measures 44' x 36'. The rafters are spaced 20" O.C. and the roof has a 3' overhang on all sides.
44 + 6 = 50 ' 50' x 12=600" / 20" o.c. =30 + 1 for a starter x 2 for the other side of the house 50 x 12 = 600" / 20" = 30 rafters + 1 starter = 31 x 2 (other side) 31 x 2 = 62 rafters answer 62
A wood frame wall is laid out with studs 16" on center. What is the distance from the end of the plate to the closest edge of the 4th stud?
47 1/4.... Q:The center of the 4th stud will be 48" from the end of the plate, less 3/4"
How many rafters are needed for a home with a gable roof that measures 48' by 34'? the rafters are spaced 18" o.c. and the roof has a 3' overhang
48 + 6 = 54 x 12 = 648" / 18 = 36 + 1 for starter x2 = 74 answer 74
How long do you wait before applying the second coat of plaster?
48 hrs
You have a wall that measures 48' by 8' how many 2 1/2" x7 5/8" bricks will be needed if mortar is 3/8" thick vertically and 1/2" horizontally?
48 x 8 = 384 sq.ft. 384 x 144 = 55296 sq.in. Bricks are 2.875 x 8.125 = 23.35 sq.in 55296 / 23.35 = 2368.13 or 2369 brick answer 2369
What is the normal thickness of a driveway?
5 inches
A 50' by 24' house will have floor joist that are 12' long and rest on a center beam. The joist are spaced 20" on center. How many joist are needed?
50 divided by 1.66 (20") = 30 + 1 starter x 2 for the other side = 62 Remember the first measurement given is always the width or depth answer 62
Prior to installation gypsum panels should be stored at ________ in order for them to acclimate from cold weather.
55 to 70 degrees for 24 hrs
Anchor bolts used to anchor foundation plates or sills to concrete foundation walls shall not be spaced more than ____ feet apart.
6
According to code, the maximum spacing allowed when using 8d nails to fasten the edges of 5/8" plywood to floor joist is ----- inches O.C.
6 inches
The top of foundation walls supporting wood shall be at least _____ inches above finish ground level.
6 inches
What is the minimum headroom clearance between a set of stairs and the finished ceiling?
6foot 8inch
What is the distance from the top of the door to the top of the top hinge?
7 inches
What is the minimum depth that anchor bolts must extend into masonry or concrete foundations?
7 inches
After grouting ceramic tile how long should you wait before applying sealant?
72 hrs
What is the number of full sheets of plywood required for a rectangular sub-floor which measures 72 feet by 40 feet.
72 x 40 = 2880 sq.ft. Plywood sheets are 4' x 8' =32 sq.ft. 2880 / 32 = 90 answer:90
What is the cure time or damp cure for Portland grout?
72hrs
What is the difference in elevation grade of a 2% drop over 75` ?
75 x .02 = 1.5' or 1' 6" answer:1 foot 6inch
What is the total linear footage a fascia required for this roofing plan assuming a 6 on 12 pitch and a 3' overhang?
78+38+20+6+38+6+20+38 = 244' linear answer 244 ft