47 / 237
MASTER CONTRACT:
260881
REPORT:
2784857
PROJECT:
2784857
Page No:
2
Date Issued:
March 24, 2015
DQD 507.10 Rev. 2013-06-19
MARKINGS
The manufacturer is required to apply the following markings:
x
Products shall be marked with the markings specified by the particular product standard.
x
Products certified for Canada shall have all Caution and Warning markings in both English and French.
Additional bilingual markings not covered by the product standard(s) may be required by the Authorities Having
Jurisdiction. It is the responsibility of the manufacturer to provide and apply these additional markings, where
applicable, in accordance with the requirements of those authorities.
Individual pre-cast concrete elements shall be marked with the following information, in a permanent manner,
either on the product or on a tag attached to the product, or on the documentation accompanying the product
(provided the latter is cross-referenced with the documentation), or by any other means acceptable to CSA
International:
1) manufacturer's name, trade name, trademark, or CSA file number;
2) identification, as shown on the shop drawings;
3) date of casting; and
4) CSA Mark or the letters "CSA".
ALTERATIONS
Edition 1 Project: 2784857
This Report is issued on the condition that any alterations herein listed shall be made and certification of the
subject products shall apply only where these alterations have been effected.
1) Markings as noted above.
2) Concrete uniformity testing has been conducted on all mixers used to produce concrete for precast operations.
3) Scales are calibrated every 180 days and records are on file.
4) Traceability records of certified weights used to calibrate scales are on file.
5) Factory is breaking cylinders to verify stripping strength has been achieved.
6) Factory is monitoring temperatures during the curing cycle.
7) Aggregate complete physical analysis report conducted by a CCIL certified laboratory within the last 12
months is on file.
8) Cylinders representing concrete that is steam cured are stored with the concrete elements during the steam
cure cycle.
9) Planeness of compression machine platens is checked monthly and records are on file.
10) Compression machine rate of loading is checked weekly and records are on file
11) Curing tank temperatures are monitored 2 times per day and records are on file.
12) Field thermometers are calibrated before being put into use and annually thereafter, and records are on file.
13) Neoprene pad usage count records are on file.
14) Initial curing temperature of concrete cylinders are monitored, and records are on file.
FACTORY TESTS
1)
Air content of freshly mixed plastic concrete
a)
The air content of each concrete mix shall be tested at the start of production and periodically during daily
operation when the variation in slump exceeds 30 mm or the temperature of the concrete varies by more
than 5°C.
b)
The air content of plastic concrete shall be tested with every strength test.
PRECAST CONCRETE
Property of
DO NOT COPY