341.3(c) 341.4(e) new target density. If the Representative determines that the Contractor achieved the minimum density with minimal compaction, the Representative may require the Contractor to determine a new target density according to PTM No. 402. If the completed base course is unacceptable, stop base course construction. Resume construction only after correcting the cause of unacceptable construction.
from marring, distortion, and other damage. Immediately correct damage to the base course caused by construction equipment to the Representative’s satisfaction.
both transversely and longitudinally, using a 12-foot straight edge or template. Test a 3,000 -square yard area at three locations. At each location determine the maximum space under the straight edge or template. Correct each 3,000 square yard area where the average of the maximum space at the three locations exceeds 1/2 inch. To control dust or raveling, apply a fog seal as specified in Section 472.3(c) using CSS -1h or SS -1h diluted as specified in Section 472.2 , Table A or other approved emulsified asphalt material at no additional cost to the Department.
at least 2 weeks before placing the wearing course or binder course or until the average moisture content is less than 2%. In addition, before placing a wearing or binder course, dry cut or dry extract a minimum of three samples selected at random according to PTM No. 1 from throughout the entire cold -recycled base course project. Ensure each sample size is a minimum of 1 ,200 g rams . Determine the moisture content of each sample according to PTM No. 749 . Back fill and compact core holes with CRABC material or approved alternate material.
average moisture content is less than 2 %. In addition, before placing a wearing or binder course, dry cut or dry extract a minimum of three samples selected at random according to PTM No. 1 from throughout the entire cold -recycled base course project. Ensure each sample size is a minimum of 1,20 0 grams . De