56--Follow-on construction work at Barin Field, Baldwin County, for NAS Whiting Field, Milton Fl.

Work includes Tree removal, clearing and grubbing, fence demo work, demolition, excavation and fill wetland area; a. Perform work to include the drainage swales and stabilization section. b. Install approximately 900 LF of security fence with end posts at the east boundary of the Type I clear zone adjacent to Tract B-64, tying to the existing security fence on each end. c. Remove existing steel pipes on taxiway sloped paved headwalls at Structure B-23 (inlet and outlet on each side of taxiway). Modify existing sloped paved headwall to accept grates and install heavy duty grates that are capable of supporting design loading of 9,800 pounds with no openings of a width greater than 3 inches. New grates shall be installed so that they are flush with existing sloped paved headwalls. d. Grade and compact runway overruns shown to remove surface irregularities such as tire tracks. Achieve a smooth, even surface prepared for soil stabilization. Apply a soil stabilization product. e. Remove existing fence and provide and install approximately 4,950 linear feet of security fence f. Clear trees 50 LF inside B5 property limits along fence route. Provide and install approximately 4,400 linear feet of security fence and one 16 LF double gate assembly. g. etc.