Is cylinder mold allowed in sampling PCCP?

Materials Engineer Reviewer

In the absence of concrete beam molds at the project site, are concrete cylinder molds allowed by the specifications to be used in sampling Item 311, PCCP?
a) No
b) Yes
c) Maybe
d) N0TA

Answer: a) No

Reference: BLUE BOOK 2013
311.3.10 Test Specimens
As work progresses, at least one (1) set consisting of three (3) concrete
beam test specimens, 150 mm x 150 mm x 525 mm or 900 mm shall be taken from each 330 m2 of pavement, 230 mm depth, or fraction thereof placed each day. Test specimens shall be made under the supervision of the Engineer, and the Contractor shall provide all concrete and other facilities necessary in making the test specimens and shall protect them from damage by construction operations. Cylinder samples shall not be used as substitute for determining the adequacy of the strength of concrete.


BLUE BOOK 2013