SECTION 423 – TOOTH EXP ANSION JOINT ASSEMBL Y
423.01 Description
This work shall consist of furnishing and installing tooth expansion joint assemblies, including associ - ated neoprene troughs and connections to outlet devices, in accordance with these specifications and in conformity with the lines, grades and locations shown on the plans or established by the Engineer.
423.02 Materials
Materials shall conform to Sections 212 and 226. Neoprene troughs shall be made of continuous material. Field splices shall not be permitted unless approved by the Engineer. Structural steel shall be hot-dipped galvanized in accordance with Section 233.
423.03 Procedures
Working drawings showing complete details and dimensions of the tooth expansion joint and other pertinent information shall be submitted to the Engineer for review in accordance with Section 105.10. Where indicated on the plans, the Contractor shall remove and replace portions of the existing deck and backwall to facilitate anchorage and installation. Such removal and replacement shall be performed and measured and paid for in accordance with Section 412. Fabrication shall conform to Sections 407 and 212. Tooth thickness shall be specified on the plans. All dimensions of the tooth expansion joint assemblies shall be checked after they are galvanized and before they are delivered to the field. The Contractor shall be responsible for misfits and errors and shall make necessary corrections or replacements at the Contractor’ s expense. Tooth expansion joint assemblies shall seal the deck surface, gutters, curbs, sidewalks, parapets, and raised medians to prevent water and other contaminants from seeping onto the superstructure and 422.04
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