Causes of Early Age Cracking on Concrete Bridge Deck Expansion Joint Repair Sections

<table>Restrained ring strain development over time for Mixture number 2. Each line denotes the average of four (4) strain readings for one ring. Three (3) rings were tested.</table>

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Figure 4

Figure 4: Causes of Early Age Cracking on Concrete Bridge Deck Expansion Joint Repair Sections 