CA BRANCH 3 FINALS 2026/2027 PAPER QUESTIONS AND
ANSWERS GRADED A+
✔✔Trenches no more than 10 foot deep, 7 to 9 foot wide, must be braced by horizontal
timbers which are ______? - ✔✔4x6
✔✔The base of the ladder should be set out _____ of vertical height? - ✔✔1/4th
✔✔You may not stand on the top _____ rung(s) unless the person is secured or hand
holds are available? - ✔✔3 rung(s)
✔✔The four basic ingredients of concrete are? - ✔✔Cement, sand, aggregate(rock),
water
✔✔Beach sand may be used when mixing concrete? True or False? - ✔✔False
✔✔The standard mix for small pest control jobs is which of the following? - ✔✔1 part
cement, 2 1/2 parts sand and 3 1/2 parts aggregate
✔✔An admixture is added to concrete to do which of the following?
a)Speed up the curing process
b)Slow down the curing process
c)To harden the concrete surface
d)Increase waterproof qualities
e)All of the above - ✔✔e)All of the above
✔✔"Portland Cement" is a popular brand name of cement that is used everyday? True
or False? - ✔✔False
✔✔Packaged concrete mixes are not economical for jobs larger than ____ cubic yards?
- ✔✔1 cubic yard
✔✔When using a mechanical mixer, you should always avoid over mixing concrete?
True or False? - ✔✔True
✔✔__________ is the glue that holds the mass of concrete together? - ✔✔cement
✔✔The basic ratio of water to cement determines the strength of concrete? True or
False? - ✔✔True
✔✔"Striking or Rodding Off" a fresh concrete pour will do which of the following? -
✔✔Will establish the desired grade level of the pour
, ✔✔All forms, stakes and soil within the forms should be watered down prior to the pour?
True or False? - ✔✔True
✔✔"Spading or Tamping" along the edges of forms will do which of the following? -
✔✔Prevent honeycombs or hollow spots at the edge of the pour
✔✔A " Darby" is used to level any raised spots and to fill in any depressions? True or
False? - ✔✔True
✔✔An "Edger" is used to cut off excess cement when you accidently make your project
too long? True or False? - ✔✔False
✔✔It is alright to start finishing the surface while the bleed water or water sheen is still
on the surface of your pour? Yes or No? - ✔✔No
✔✔A "Jointing Tool" is used to make weak spots in the slab to help control cracking?
True or False? - ✔✔True
✔✔"Floating" is done before you do the "edging" or "jointing"? True or False? -
✔✔False
✔✔Which of the following is used to make the surface of concrete smooth and hard?
a)Steel trowel
b)Spade
c)Darby
d)Float
e)Both a & d - ✔✔e)Both a & d
✔✔If you have excess bleed water on the surface of your concrete, you can sprinkle a
little dry cement over the surface to absorb it? True or False? - ✔✔False
✔✔Normally, forms may be removed _________? - ✔✔24 to 48 hours
✔✔To provide and even more skid resistant surface after troweling, you may use which
of the following? - ✔✔A broom
✔✔Freshly poured concrete should not be allowed to dry out too quickly and needs to
be kept moist? True or False? - ✔✔True
✔✔Concrete will achieve 80% of its strength in _______? - ✔✔7 days
ANSWERS GRADED A+
✔✔Trenches no more than 10 foot deep, 7 to 9 foot wide, must be braced by horizontal
timbers which are ______? - ✔✔4x6
✔✔The base of the ladder should be set out _____ of vertical height? - ✔✔1/4th
✔✔You may not stand on the top _____ rung(s) unless the person is secured or hand
holds are available? - ✔✔3 rung(s)
✔✔The four basic ingredients of concrete are? - ✔✔Cement, sand, aggregate(rock),
water
✔✔Beach sand may be used when mixing concrete? True or False? - ✔✔False
✔✔The standard mix for small pest control jobs is which of the following? - ✔✔1 part
cement, 2 1/2 parts sand and 3 1/2 parts aggregate
✔✔An admixture is added to concrete to do which of the following?
a)Speed up the curing process
b)Slow down the curing process
c)To harden the concrete surface
d)Increase waterproof qualities
e)All of the above - ✔✔e)All of the above
✔✔"Portland Cement" is a popular brand name of cement that is used everyday? True
or False? - ✔✔False
✔✔Packaged concrete mixes are not economical for jobs larger than ____ cubic yards?
- ✔✔1 cubic yard
✔✔When using a mechanical mixer, you should always avoid over mixing concrete?
True or False? - ✔✔True
✔✔__________ is the glue that holds the mass of concrete together? - ✔✔cement
✔✔The basic ratio of water to cement determines the strength of concrete? True or
False? - ✔✔True
✔✔"Striking or Rodding Off" a fresh concrete pour will do which of the following? -
✔✔Will establish the desired grade level of the pour
, ✔✔All forms, stakes and soil within the forms should be watered down prior to the pour?
True or False? - ✔✔True
✔✔"Spading or Tamping" along the edges of forms will do which of the following? -
✔✔Prevent honeycombs or hollow spots at the edge of the pour
✔✔A " Darby" is used to level any raised spots and to fill in any depressions? True or
False? - ✔✔True
✔✔An "Edger" is used to cut off excess cement when you accidently make your project
too long? True or False? - ✔✔False
✔✔It is alright to start finishing the surface while the bleed water or water sheen is still
on the surface of your pour? Yes or No? - ✔✔No
✔✔A "Jointing Tool" is used to make weak spots in the slab to help control cracking?
True or False? - ✔✔True
✔✔"Floating" is done before you do the "edging" or "jointing"? True or False? -
✔✔False
✔✔Which of the following is used to make the surface of concrete smooth and hard?
a)Steel trowel
b)Spade
c)Darby
d)Float
e)Both a & d - ✔✔e)Both a & d
✔✔If you have excess bleed water on the surface of your concrete, you can sprinkle a
little dry cement over the surface to absorb it? True or False? - ✔✔False
✔✔Normally, forms may be removed _________? - ✔✔24 to 48 hours
✔✔To provide and even more skid resistant surface after troweling, you may use which
of the following? - ✔✔A broom
✔✔Freshly poured concrete should not be allowed to dry out too quickly and needs to
be kept moist? True or False? - ✔✔True
✔✔Concrete will achieve 80% of its strength in _______? - ✔✔7 days
