Table 18a. Weights of Flooring per Lineal Foot 156

Table 18b. Unit Prices of Materials in Place 156

Table 18c. Resume of Results of Computations 160

CHAPTER XXIX

ECONOMICS OF SUSPENSION BRIDGES

Table 29a. Ratios of Quantities of Materials in Eye-bar-Cable Bridges to those

in Wire-Cable Bridges 273

CHAPTER XXXII

POSSIBILITIES AND ECONOMICS OF THE TRANSBORDEUR

Table 32a. Estimated Costs of Various Proposed Structures for Crossing the

Mississippi River at New Orleans 320

CHAPTER XXXIX

ECONOMICS OF CONCRETE MIXING

Table 39a. Proportions of Materials in Concrete 387

Table 39b. Moduli of Rupture in Plain Concrete Beams 389

CHAPTER XLI

ECONOMICS OF MAINTENANCE AND REPAIRS

Table 41a. Amounts that can Economically be Spent on Strengthening Old

Bridges 418