CONTRACTOR'S ORGANIZATION.
Table 6 shows approximately the number of men employed daily on the
tunnel lining, by both the contractor and the sub-contractors, their
occupation, the average rate of wages and the total daily expense for
labor when the work was in full swing.
Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910 The Bergen Hill Tunnels. Paper No. 1154 · 第 14 / 15 题