The work of general location 3
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Tests:
Preliminary tests:
- Test the soil density in any layer of the backfill and the conformity with the specifications of the degree of compaction.
- Test results and conformity with the specifications of grading and repeat the test when you change the source of the material 0
- Testing of piping and matching the results with the specifications, as well as links and note any leak or defect which 0
- Ensure completion of washing and sterilization of water pipes and reservoirs.
- The adoption of the results of experiments with mixing concrete used additional material to reduce the water content and temperature, and so on.
- Keep records of all tests for mixing concrete and pressure test.
Final tests:
- A test on about 20% of the lengths of lines, water pipes before the receipt of the primary project.
- Additional testing by about 5% of the lengths of lines of water pipes by the Committee for receiving primary education.
6 / 2 drainage systems:
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