DPWH - /
Materials
/
Engineer
/
Exam Questions With Correct Answers
/ / / / /
Scales
/for
/weighing
/aggregates
/and
/cement
/shall
/be
/accurate
/within
/__ /
% /throughout /the /range /of /use. /Scales /shall /be /inspected /and /sealed /as /often /as /the /Engineer
/may /deem /necessary /to /assure /their /continued /accuracy. /- /correct /answer(s) /✔✔ /0.5%
When
/cement
/is
/placed
/in
/contact
/with
/the
/aggregate,
/batches
/may
/be /rejected /unless /mixed /within /__ /hours /if /such /contact. /- /correct /answer(s) /✔✔ /1.5 /hours
, When
/mixed
/at
/the /site /or /in /a /central /mixing /plant, /the /mixing /time /shall /not /be /less /than /__ /nor /more /than
/__
/unless /mixer /performance /test /prove /adequate /mixing /of /concrete /in /a /shorter /time /period. /-
/correct /answer(s) /✔✔ /50 /seconds /nor /more /than /90 /seconds
The
/flow
/of
/water
/shall
/be
/uniform
/and
/all
/water
/should
/be
/in
/the
/drum
/by /the /end /of /the /first /__ /seconds /of /the /mixing /period. /- /correct /answer(s) /✔✔ /15 /seconds
Concrete
/not
/place
/within
/__
/minutes
/from
/the
/time
Materials
/
Engineer
/
Exam Questions With Correct Answers
/ / / / /
Scales
/for
/weighing
/aggregates
/and
/cement
/shall
/be
/accurate
/within
/__ /
% /throughout /the /range /of /use. /Scales /shall /be /inspected /and /sealed /as /often /as /the /Engineer
/may /deem /necessary /to /assure /their /continued /accuracy. /- /correct /answer(s) /✔✔ /0.5%
When
/cement
/is
/placed
/in
/contact
/with
/the
/aggregate,
/batches
/may
/be /rejected /unless /mixed /within /__ /hours /if /such /contact. /- /correct /answer(s) /✔✔ /1.5 /hours
, When
/mixed
/at
/the /site /or /in /a /central /mixing /plant, /the /mixing /time /shall /not /be /less /than /__ /nor /more /than
/__
/unless /mixer /performance /test /prove /adequate /mixing /of /concrete /in /a /shorter /time /period. /-
/correct /answer(s) /✔✔ /50 /seconds /nor /more /than /90 /seconds
The
/flow
/of
/water
/shall
/be
/uniform
/and
/all
/water
/should
/be
/in
/the
/drum
/by /the /end /of /the /first /__ /seconds /of /the /mixing /period. /- /correct /answer(s) /✔✔ /15 /seconds
Concrete
/not
/place
/within
/__
/minutes
/from
/the
/time
