... prestressing increases the web thickness and the self-weight of the deck. As the span increases, the reduction of dead load is a primary need. It is the most important load, resisted rst by the construction equipment, and then by the structure itself. Reductions to dead load permit savings in equipment costs...

...M A M HERZOG © Thomas Telford and ICE 1992 RAPID PRELIMINARY ANALYSIS ARCHES DAMS MODIFIED TANKS THEORY EDGES PERTURBATION SIMPLIFIED METHODS STATIC BEHAVIOUR PREDICTION SHELLS THEORY LOADING DEAD WEIGHT WATER PRESSURE CONCRETE SHRINKAGE TEMPERATURE VARIATIONS...