The blasted rock was brought to the crusher in narrow-gauge railway cars instead of by horse or oxen teams, as it had been the former practice.
This type of reinforcement has proved very effective in reducing the frequency and total cost of renewals.
Both figures include labour, power, maintenance of line and track equipment and general expenses.
The economy was effected by making use of returning empty cars for the distribution of supplies from Passaic Wharf.
He was assisted by a clerk, a general electrician, a machinist, a dynamo man and a boss driller.