IS JETTING ALLOWED FOR CISS PILING AS WELL AS FOR CIDH PILES (PER PAGE 83, “DRIVING STEEL SHELLS”)?
Jetting will be allowed for both CISS and CIDH piles. See restrictions in the second paragraph on the second column on page 79 of the special provisions. WILL IT BE ACCEPTABLE TO PUMP COFFERDAM WATER BACK TO THE BAY WHEN DEWATERING THE CELLS? Please refer to page 38, paragraph 2 of subsection “Pile Dewater,” of the special provisions. THE COMPLEXITY AND NATURE OF THE FOUNDATION WORK WILL REQUIRE SIGNIFICANT AREAS OF CONSTRUCTION/ACCESS DREDGING ADJACENT TO THE PIER. WILL THIS BE ALLOWED FOR IN THE PERMITS AND SPECIFICATIONS? Please refer to page 65, paragraph 4 of subsection “Dredging,” of the special provisions. REFERENCE THE TABLE OF UNSOUND CONCRETE REMOVAL, SHEET 76. LOWER SPANDREL AT PIERS’ 12 THRU 27 ARE 12′ HIGH, AND 6′ WIDE (EXCEPT 18 & amp;21), AND 26′ LONG. THE TOTAL SURFACE AREA IS 936 SF. SEVERAL QUANTITIES SHOWN IN THE TABLE ARE GREATER THAN THE SURFACE AREA OF THE EXISTING SPANDREL. ARE THESE QUANTITIES CORRECT AND DOES THIS MEAN WE ARE TO REMOVE THE ENTIRE SURFACE AT TO
