Assitance with line item $2$ please.

Using the Natural Resource Conservation Service method, calculate the time of concentration.

The channel dimensions and depth of water are the same as the channel in the homework for

hydraulics problem $3.$ The location of the area is next to the July $1-3,1863$ battle between the

Army of Northern Virginia and the Army of the Potomac. The overland flow is across the same

cover type that the $8$th Georgia Infantry Regiment met the $17$th Maine Infantry Regiment on $1$

July $1863.$