(a) profiles along existing centerlines of any proposed rights-of-way,

(b) contours will show intervals of five feet except where a slope is in excess of fifty percent, then the interval may be ten feet. All elevations shall be based upon city of Pullman datum,

(c) watercourses, rock outcropping and trees, if any,

(d) existing fences,

(e) existing buildings and all other existing improvements,

(f) relationship to adjoining land including the direction and gradient of all ground slopes,

(g) present usage;

(a) any proposed streets and street names,

(b) lot lines, lot numbers and block numbers,

(c) any sites reserved or dedicated for parks or schools to meet the requirements of the comprehensive plan,

(d) title, scale, north arrow, date, and reference to the datum movement,

(e) utility easements. (Ord. 80-43 §7, 1980).