Choose your options below Use of Carbon Fiber Composite Wrap and External Post-Tensioning to Strengthen Prestressed Concrete I-Beams in the Hampton Roads Bridge Tunnel Approach Spans Product Type: On Demand $15.00 - ICRI Members Sign In $15.00 - ICRI Student Members Sign In $15.00 - ICRI Supporting and Company Members Sign In $25.00 - Base Price Add To Bundle(s) Cancel Add to Cart Add to Cart » Add to Cart »