Laserfiche WebLink
0 <br />If driving steel posts, drive the post directly through the asphalt mat. Fill <br />depressions or cracks with fresh, hot bituminous mixture in a manner meeting the approval <br />of the Engineer. <br />For either timber or steel post locations, in which rock, concrete or asphalt thicker <br />than 2 inches [50 mm] exist, remove such material and backfill with suitable material, <br />thoroughly tamped as detailed in the Design Standards. <br />548 RETAINING WALL SYSTEMS. <br />(REV 9- 16 -05) (FA 12- 20 -05) (7 -06) <br />SECTION 548 (Pages 616-623) is deleted and the following substituted: <br />SECTION 548 <br />RETAINING WALL SYSTEMS <br />548 -1 Description. <br />Construct permanent and temporary retaining wall systems in accordance with this <br />Section and in conformance with the lines, grades, design, and dimensions shown in the <br />Contract Documents or established by the Engineer. Unless otherwise noted in the plans, <br />provide a wall system listed on the Qualified Products List (QPL) based on the FDOT Wall <br />Type shown in the plans. Sheet pile walls and Cast -In -Place walls are not included in this <br />Specification. All other wall systems used to cut back existing slopes are paid for under the <br />same pay item numbers shown in the Basis of Payment Article of this Specification. <br />Construct all walls of a specific type (MSE (Mechanically Stabilized Earth), counterfort, etc) <br />using the same wall system and supplier. If different types of wall systems must be used <br />in a manner that causes one wall to interact with or influence another wall, coordinate the <br />detailing of these areas of interaction /influence with the assistance of the Contractor's <br />Engineer of Record. <br />Obtain Precast Concrete Wall System from a manufacturing plant that is currently <br />on the Department's list of qualified precast concrete plants. Provide written certification <br />from the manufacturer of the Wall System that it meets the requirements of this Section. <br />Ensure that each Wall System Component is permanently and legibly marked by <br />etching on the back of each panel, the panel number or type, project number (when <br />applicable), date cast and manufacturer's name or symbol. <br />Ensure that each shipment of products to the job site includes a list of products <br />shipped and the required written certification statement for each product. Provide this list <br />and certification(s) to the Engineer. <br />548 -2 Materials. <br />Purchase the precast components, soil reinforcement, attachment devices, joint <br />filler, filter fabric, and all necessary incidentals from the wall supplier chosen. <br />548 -2.1 Concrete: Ensure that concrete utilized for wall components is as specified <br />in the Contract Documents and is consistent with the concrete class, environmental <br />classification and admixture requirements for durability as stated in the Contract <br />Documents. Produce and supply concrete for all wall components meeting the <br />requirements of Section 346. <br />March 2007 01000 -121 03- 4122.D ;;y` <br />