Princeville Levee Repairs

Work to be accomplished under the upcoming construction requirement include: A. Repairs to Damaged Features of the Levee – Earthwork 1) Fill eroded areas, sink holes to the grade of the levee, and seed the areas to establish vegetation. B. Repairs to Damaged Features of the Levee - Railroad Closure Structure Repairs necessary to prevent leakage during future flood events at the railroad enclosure are: 1) Construct temporary access road and earthen ramp to provide access across railroad track. Temporary earthen ramp will be removed at completion of work at closure structure. 2) The Contractor shall construct a new sheet pile seepage barrier on the riverside of the existing closure structure, estimated at 1,770 SF of Type NZ14, Grade 60 sheet pile. Twenty (20) linear feet of the barrier wall shall be constructed under an active CSXT railroad track. 3) CSXT Work Window - work to be completed shall be within 10 feet of the centerline of the CSX tracks and coordinated with CSXT and the Government. a. All work to be completed shall be within this 20-foot zone and completed within the CSXT approved work window. b. The CSXT approved work window for this contract is between the hours of 6:00 PM to 11:00 AM the following day. The Contractor shall allow time within the work window for CSXT track crew to remove and restore rails the following morning. CSXT forces will require two hours at the beginning, two hours at the end of each work window to remove, and replace rail and tie for driving of piles across the track. c. The contractor shall have appropriate equipment and procedures in place for night work. 4) The Contractor shall repair water stop and seal of two concrete abutment joints. 5) The Contractor shall replace asphalt and timber sill of the existing closure structure.

Division 02 -	Existing Conditions, Subsurface Investigation.
Division 31 -	Earthwork, Site Clearing, Grading, Excavation and Fill, Subgrade Preparation, Excavation, Shoring, Tunneling and Mining, Tunnel Excavation.
Division 35 -	Waterway and Marine Construction, Dam Construction and Equipment.