builder advanced ch7 Flashcards
Foundations should be inspected at what time intervals?
Yearly
What structures are used under foundations to spread loads over enough soil area to bring unit pressure to allowable limits?
Footings
Which of the following conditions does NOT indicate localized displacement of a foundation has occurred?
- cracked walls
- sloping floors
- stable fill
- sticking doors
Stable fill
TRUE/FALSE
Unventilated crawl spaces so NOT provide a natural habitat for fungus and termites.
False
Pentachlrophenol is a wood preservative that is used to prevent infestation of what pest?
Termites
The basic supporting members of wood frame structures are divided into three groups for inspection purposes: sills and beams, posts and columns, and ……..
Girders and Joists
TRUE/FALSE
Asphalt, vinyl tile, and linoleum are the most often used types of floor covering.
True
Wood floors should be inspected at least once each?
- month
- quarter
- year
- decade
Quarter
TRUE/FALSE
Concrete floors should be painted at least every two years.
False
What is the primary factor that makes tile flooring easier to replace than linoleum.
Tile is smaller
Stairways and doors should be inspected each.
- week
- month
- quarter
- year
Quarter
Which type of wall is NOT a category of exterior wall?
- load-bearing
- nonbearing
- curtain
- non-reinforced
Non-reinforced
Which type of crack is NOT a category of wall cracks?
- horizontal movement cracks
- shrinkage cracks
- racked-down corners
- stretcher cracks
Stretcher cracks
TRUE/FALSE
Efflorescence may indicate the penetration of moisture into an exterior wall to an extent that could cause deterioration of interior wall coverings.
True
What material is most often used to make interior walls?
Drywall
TRUE/FALES
When conduction the required quarterly inspection of windows, you can expect weathering to be the most common cause of window failures.
True
The recommended remedy for splitting and checking of dry timber is to install what type of bolts?
- roofing
- form
- stitch
- anchor
Stitch
TRUE/FALSE
Asphalt and coal-tar pitch and NOT compatible, and contact between the two should be avoided.
True
Of all types of metal roofing, what type has the lowest cost?
- aluminum
- corrugated, galvanized steel
- non-corrugated, galvanized steel
- monel
corrugated, galvanized steel
TRUE/FALSE
One of the most frequent causes of failure of galvanized roofs is the lack of maintenance painting.
True
TRUE/FALSE
Many roof failures are the result of inadequately maintained drainage systems.
True
Inspection of painted surfaces that are in the exterior environments should be conducted at what time intervals?
- monthly
- quarterly
- semiannually
- annually
Quarterly
When repairing concrete structures, you should cover the reinforcing steel with a minimum of how many inches of concrete?
- 1
- 2
- 3
- 4
3 inches
TRUE/FALSE
Deck slabs that have been damaged by heaving movements should be replaced.
True
Main members of steel structures are removed when the section becomes seriously deformed or when corrosion has caused the removal of what percentage of the section?
- 10
- 20
- 30
- 40
30%
What type of timber have proven to be the best suited for waterfront structures?
Southern yellow pine, douglas fir, and oak
TRUE/FALSE
The use of creosote-treated lumber for wood decking is NOT recommended.
True
To permit drainage and ventilation, decking should be laid with what size spaces between each plank?
Between 3/8 and 1/2 inch
Piles that have been weakened by marine borers can be strengthened and protected be encasing them in …… jackets.
- leather
- aluminum
- steel
- concrete
Concrete
TRUE/FALSE
Structures made of cut stone and cast concrete and laid up with mortar or similar materials are considered masonry structures.
True
TRUE/FALSE
The use of earth for waterfront structures is confined largely to dikes and levees.
True
TRUE/FALSE
Vegetative covering is usually grown on the sides and on top of earth structures to prevent erosion.
True
