Location, size, material, pipe length and invert elevation of
all sanitary and storm sewers, the location and construction details
of all manholes, inlets, endwalls, headwalls, culverts and junction
boxes, the location and design and cross-sections of all drainage
swales, detention facilities, and other drainage facilities including
the slope and maximum depth of all swales and velocities in all swales,
the location, size and material of all water mains, and the location
of all fire hydrants, blowoffs, and valves on water mains.