NICET LEVEL 1 HIGHWAY CONSTRUCTION
CORRECT COMPREHENSIVE QUESTIONS AND
ANSWERS SURE A+
✔✔How long do you have to complete the slump test once beginning - ✔✔2.5 minutes
✔✔How do you calculate the area of a square - ✔✔Length of a side squared
✔✔How do you calculate the area of a rectangle - ✔✔Length x Width
✔✔How do you calculate the area of a circle - ✔✔πr²
✔✔How do you calculate the area of a triangle - ✔✔(Base x Height) / 2
✔✔When building a new line using bell and spigot pipe you should always start from
what end? - ✔✔The downstream end
✔✔Vitrified pipe is made of? - ✔✔Clay
✔✔The invert of a sewer pipe is its - ✔✔Inner bottom
✔✔A cradle is usually placed under a sewer pipe when? - ✔✔When the soil is poor
✔✔A monolithic sewer is a what? - ✔✔A reinforced concrete cast in place sewer
✔✔The main reason to install a manhole in a sewer is? - ✔✔To provide access for
inspection and maintenance
✔✔The best reason to leave sheeting in place after installing a sewer is? - ✔✔To
minimize the settlement outside the sheeted area
, ✔✔The two most frequently used types of sheeting for normal soil conditions and
average depths are? - ✔✔Soldier beams with horizontal sheeting and vertical wood
sheeting with bracing
✔✔A specification for a new sewer requires that the pavement not be restored for a
period of at least six months after backfill is in place, why? - ✔✔To minimize the
settlement of the pavement
✔✔In reinforced concrete sewers, the reinforcing steel must have a minimum cover of
concrete - ✔✔Protect the reinforcing steel against corrosion
✔✔As used in relation to sewers, infiltration refers to? - ✔✔Inflow of ground water into
the sewer
✔✔A bad effect of infiltration in a sanitary sewer is? - ✔✔Tends to overload the sewage
treatment plant
✔✔A storm sewer generally differs from a sanitary sewer how? - ✔✔A storm sewer is
generally larger in size than a sanitary sewer and carries little dry weather flow
✔✔Manhole frames and covers are usually made of what? - ✔✔Cast Iron
✔✔The spacing of rungs used for steps in a manhole is most nearly how many inches -
✔✔12 inches
✔✔Steel is galvanized by coating it with what? - ✔✔Zinc
✔✔Well points would most likely be used in construction of a sewer when? - ✔✔The
water table is above the sewer
✔✔The purpose of jetting the well points in sewer construction is to what? - ✔✔Set the
well point in place
✔✔The type of soil in which well points operate most efficiently is what? - ✔✔Sand
✔✔The water-cement ratio of a concrete mix is usually expressed in terms of what? -
✔✔Gallons of water per bag of cement
✔✔The effective diameter of a number 4 reinforcing is approximately what in inches -
✔✔1/2 inch
✔✔The primary purpose of curing freshly poured concrete is to? - ✔✔Prevent
evaporation of water from the surface
CORRECT COMPREHENSIVE QUESTIONS AND
ANSWERS SURE A+
✔✔How long do you have to complete the slump test once beginning - ✔✔2.5 minutes
✔✔How do you calculate the area of a square - ✔✔Length of a side squared
✔✔How do you calculate the area of a rectangle - ✔✔Length x Width
✔✔How do you calculate the area of a circle - ✔✔πr²
✔✔How do you calculate the area of a triangle - ✔✔(Base x Height) / 2
✔✔When building a new line using bell and spigot pipe you should always start from
what end? - ✔✔The downstream end
✔✔Vitrified pipe is made of? - ✔✔Clay
✔✔The invert of a sewer pipe is its - ✔✔Inner bottom
✔✔A cradle is usually placed under a sewer pipe when? - ✔✔When the soil is poor
✔✔A monolithic sewer is a what? - ✔✔A reinforced concrete cast in place sewer
✔✔The main reason to install a manhole in a sewer is? - ✔✔To provide access for
inspection and maintenance
✔✔The best reason to leave sheeting in place after installing a sewer is? - ✔✔To
minimize the settlement outside the sheeted area
, ✔✔The two most frequently used types of sheeting for normal soil conditions and
average depths are? - ✔✔Soldier beams with horizontal sheeting and vertical wood
sheeting with bracing
✔✔A specification for a new sewer requires that the pavement not be restored for a
period of at least six months after backfill is in place, why? - ✔✔To minimize the
settlement of the pavement
✔✔In reinforced concrete sewers, the reinforcing steel must have a minimum cover of
concrete - ✔✔Protect the reinforcing steel against corrosion
✔✔As used in relation to sewers, infiltration refers to? - ✔✔Inflow of ground water into
the sewer
✔✔A bad effect of infiltration in a sanitary sewer is? - ✔✔Tends to overload the sewage
treatment plant
✔✔A storm sewer generally differs from a sanitary sewer how? - ✔✔A storm sewer is
generally larger in size than a sanitary sewer and carries little dry weather flow
✔✔Manhole frames and covers are usually made of what? - ✔✔Cast Iron
✔✔The spacing of rungs used for steps in a manhole is most nearly how many inches -
✔✔12 inches
✔✔Steel is galvanized by coating it with what? - ✔✔Zinc
✔✔Well points would most likely be used in construction of a sewer when? - ✔✔The
water table is above the sewer
✔✔The purpose of jetting the well points in sewer construction is to what? - ✔✔Set the
well point in place
✔✔The type of soil in which well points operate most efficiently is what? - ✔✔Sand
✔✔The water-cement ratio of a concrete mix is usually expressed in terms of what? -
✔✔Gallons of water per bag of cement
✔✔The effective diameter of a number 4 reinforcing is approximately what in inches -
✔✔1/2 inch
✔✔The primary purpose of curing freshly poured concrete is to? - ✔✔Prevent
evaporation of water from the surface
