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SECTION B - Derry City Council

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APPENDIX 17/4 : CONCRETE – GENERAL<br />

1. Provide a minimum 50mm concrete cover to all reinforcement, with exception of salt silo which will<br />

have a minimum 75mm concrete cover to all reinforcement<br />

2. The use of admixtures shall not be permitted without the written approval of the Project Manager.<br />

3. See Appendix 1/5 for testing requirements for concrete.<br />

4. The location of all proposed construction joints must be as indicated on the relevant contract<br />

drawings.<br />

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