15. What is the rate of march of horse-artillery and cavalry?
Walk, 3¾ miles per hour, or 1 mile in 16 minutes; trot, 7½ per hour, or 1 mile in 8 minutes; manœuvring gallop, at the rate of 11 miles per hour, or 1 mile in 3 minutes; cavalry charge, 24 miles an hour, or at the rate of 1 mile in 2½ minutes.
16. At what rate does infantry march?
In common time, 90 steps = 70 yards in 1 minute, or 2 miles 680 yards in an hour; in quick time, 110 steps = 86 yards in 1 minute, or 2 miles 1613 yards in an hour; in double quick, 140 steps = 109 yards in 1 minute, or 3 miles 1253 yards in an hour.
17. What space does a foot soldier occupy in the ranks, and what is his average weight?
A front of 20 in., and a depth of 13 in., without the knapsack; the interval between the ranks is 13 in.; 5 men can stand in a space of 1 square yard. Average weight of men, 150 lbs. each.
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18. What is the daily allowance of water for a man?
One gallon, for all purposes.
19. What is it for a horse?