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<br />Hr. K. LeRoy Black
<br />January 2, 1986
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<br />Page 2
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<br />5) The frequency of testing described in Section 02219. page B. item
<br />3.03.A.2 should be called out in the specifications. "Frequent
<br />intervals" is vague.
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<br />6) "Ninety-five percent of Proctor Density," as described in Section
<br />02219, page 9. item 3.03.C.l. should be worded not less than "95
<br />percent of maximum dry density as determined by ASTM D-698."
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<br />7) Dumping of material over the dam face is not permitted as described
<br />in Section 01010. page 3. item l.Ol.c.4. A scraper could control
<br />material thickness as it was dumped along the lift surface.
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<br />. Once you address the above items. please submit the geotechnical report.
<br />four revised sets ~f specifications. three revised sets of blueline drawings.
<br />,and the mylar cover sheet which we are returning for your convenience.
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<br />any questions concerning this review or any
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<br />to call Hr. Kenneth E. Fischer or myself.
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<br />other issue.
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<br />If you have
<br />please feel free
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<br />Stepnen A.'Spann. P.E.
<br />Chief. Design Review Unit
<br />Dam Safety Branch
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