New to site?


Login

Lost password? (close)

Already have an account?


Signup

(close)

Nhbrc Questions 016 to 020

HomeNhbrc Questions 016 to 020

NHBRC QUESTIONS 16 - 20

16)Fill material shall not contain more than … of rock or hard fragments
a)5%
b)10%
c)15%
d)50%

.

17)Backfill material shall exclude stones and rock fragments of maximum dimensions larger than
a)1000mm
b)100mm
c)200mm
d)150mm

.

18)What types of soil are good for construction?
a)Loam & rock soil
b)Peat
c)Clay
d)Sand and gravel

.

19)In terms of the NHBRC soil class classification, what is a “P” soil type classification?
a)Rock
b)Clays
c)Sand
d)Contaminated soils, fills & marshes

.

20)Which one of the following soils expands considerably when water is added?
a)Clay soil site classification ‘H”.
b)Rocks site classification “R”
c)Dolomitic areas site classification “P”
d)None of the above

.

Apply Now