REP49590

• Permit No: M1994117
• IBM Index Class Name: Report
• Doc Date: 11/14/1995
• Doc Name: QUALITY ASSURANCE AND QUALITY CONTROL MANUAL
• Media Type: D
• Archive: No

contamination by foreign matter. Bentonite blankets shall be inspected for teazs or aeeas
of bentonite loss.
3.4.1.1 Defective/damaged materials shall be identified via a deficiency report,
either separately or on the Daily Report. Actions taken to resolve or
correct the problem will also be recorded on the similaz form.
3.4.1.2 Defects, holes, blisters, undispersed raw materials, signs of contamination
by foreign matter, unacceptable welds in geomembranes and other
unsatisfactory conditions will be identified on the Daily Report form. The
repair/corrective action to "fix" the problem will also be recorded on a
s :filar form.
3.4.2 Evaluation
Each suspect location both in seam and non-seam areas shall be non destructively tested
using the methods described in Section 3.3.7 as appropriate. Each location which fails
the non-destructive testing shall be mazked by ILPI and repaired. Work shall not proceed
with any materials which cover locations which have been repaired until laboratory test
results with passing values aze available.
3.4.3 Repair Procedures
3.4.3.1 Geomembrane Repair Procedures
Any portion of the geomembrane failing a destructive ornon-destructive test shall
be repaired. Several procedures exist For the repair of these aeeas. The final
decision as to the appropriate repair procedure shall be agreed upon between the
Project Manager and ILPI. The procedures available include:
Patching -Used to repair lazge holes, teazs, and contamination by foreign
matter;
Buffing and re-welding -used to repair small sections of extruded seams;
Spot welding or seaming -used to repair small teazs, pinholes, or other
minor localized flaws;
Capping -used to repair lazge lengths of failed seams; and
Topping -used to repair aeeas of inadequate seams which have an exposed
edge.
[n addition, the following seams shall be satisfied:
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