SECTION B - Derry City Council
SECTION B - Derry City Council
SECTION B - Derry City Council
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APPENDIX 1/5: TESTING TO BE CARRIED OUT BY THE CONTRACTOR (CONTINUED)<br />
Clause Work, Goods or Material Test<br />
Frequency of<br />
Testing<br />
Test Certificate Comments<br />
Series 1000<br />
1001<br />
1030<br />
1044<br />
Cement Required Quality management and<br />
product certification<br />
schemes apply<br />
Portland cement CEM 1<br />
Tests and test<br />
certificates are required<br />
Portland blastfurnace<br />
cement<br />
Blastfurnace cement<br />
CEM 111/A<br />
Portland pfa cement<br />
CEM 11/B-V<br />
Pozzolanic cement CEM<br />
Required (BS 6610)<br />
IV/A<br />
Portland cement with<br />
microsilica<br />
Required<br />
BBA Roads and Bridges<br />
Certificate required for<br />
microsilica<br />
Pulverised-fuel ash<br />
Tests and test<br />
Ground granulated blast furnace<br />
slag<br />
Admixtures<br />
certificates are required.<br />
Product certification<br />
schemes apply to pfa<br />
Mixing Water Sulfate content (N) Monthly<br />
and slag<br />
Aggregates<br />
Resistance to freezing<br />
and thawing –<br />
magnesium sulphate<br />
soundness (N)<br />
1 per source Required<br />
Water absorption (N)<br />
Flakiness index [N)<br />
Shell content (N)<br />
Resistance to<br />
fragmentation (N)<br />
Resistance to abrasion<br />
(AAV) (N)<br />
Grading and fines<br />
content (N)<br />
Chloride content (N)<br />
Total sulphur (TS) and<br />
acid-soluble sulphate<br />
(AS) content (N)<br />
Monthly*<br />
1 per source*<br />
6 monthly<br />
1 per source*<br />
1 per week per source* Required<br />
Weekly or as otherwise<br />
agreed (1 per source for<br />
CBM Aggregate)<br />
Every 6 months<br />
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