Laserfiche WebLink
ameO <br /> 2.02 MIXES <br /> A. Cemented Rockfill: <br /> 1. Maximum Aggregate size of 2-inch. <br /> 2. 6 percent(by dry weight)cement. <br /> 3. The Cemented Rockfill will be placed at a water content to be approved by CERTIFYING <br /> ENGINEER,corresponding to approximately at optimum water content to wet of optimum <br /> water content,as determined by ASTM D698. <br /> PART 3: EXECUTION <br /> 3.01 INSTALLATION <br /> A. CONTRACTOR shall prepare the underground working to minimize the amount of sloughing in of <br /> material from the sides. <br /> B. No water shall be added after leaving the mixing area/batch plant without the approval of <br /> MANAGER and CERTIFYING ENGINEER. <br /> C. The surface of hardened concrete on which fresh Cemented Rockfill is to be placed shall be rough, <br /> and cleaned of all laitance and foreign substances. <br /> D. The rock surface within the competent bedrock of the underground working shall be scaled to <br /> removed any loose material prior to Cemented Rockfill placement. <br /> E. Each 3 foot thick lift of the Cemented Rockfill shall be compacted according to a method <br /> specification,approved by the MANAGER and CERTIFYING ENGINEER. <br /> 3.02 FIELD QUALITY CONTROL <br /> A. All concrete testing(both field and laboratory testing)will be the responsibility of CONTRACTOR. <br /> CONTRACTOR shall be responsible for cooperating with CQA Monitor during all testing <br /> activities. CONTRACTOR shall provide equipment and labor to assist CQA Monitor in sampling, <br /> if requested,and shall also provide access to all areas requiring testing activities. <br /> B. Any Work found unsatisfactory or any Work disturbed by subsequent operations before acceptance <br /> is granted shall be corrected by CONTRACTOR. <br /> ***END OF SECTION*** <br /> Section 03310 Page 2 of 2 May 9,2012 <br /> Cemented Rockfill Revision 1 <br />