What is the acceptance criteria to determine the "Core density" of &q

What is the acceptance criteria to determine the "Core
density" of "DBM or BC" course,for any grade as per "MORTH"
guidelines in road construction work ?

Question Posted / ratul choudhury

2 Answers
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DBM, NCC, I also Faced
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What is the acceptance criteria to determine the "Core density" of "DBM or BC" ..

Answer / amiya ranjan pattnaik

for DBM The acceptance criteria for tests on density shall
be subject to the condition that the mean value is not less than
the specified value plus:
[1.65 – 1.65/(No.of samples)0.5 ]*times the standard deviation.

Is This Answer Correct ?

11 Yes

6 No

What is the acceptance criteria to determine the "Core density" of "DBM or BC" ..

Answer / ashu garg

98% of design density for surface course & 95% of design
density for under layer as per morth mannual for
bitumineous costruction.

Is This Answer Correct ?

1 Yes

2 No

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