Reader Jeffrey Cannon, principal, Kleinfelder, Sacramento, Calif., asked about the six diagrams showing break configurations of concrete tested cylinders.
Facts can lead to an exercise in futility when the smoothness of evaluation and interpretation are disrupted because they are distorted or missing.
The complex bases for the cracks are resolved in this month's finale, which includes the key factor that changes speculation into reality.
We have learned to live with drying shrinkage, one of the scourges of concrete, and have learned to accommodate it, compensate for it, control its magnitude, and dissipate stresses associated with it.
This month's analytical development ties together all of the facts of the streak and etching problems.