8-3-4: ELEVATIONS OF CROSSINGS:
The elevations of crossings of center lines of streets with line "B" or grade of center line of Main Street, in feet above Datum, shall be as follows, using figures in excess of four thousand feet (4,000'):
Center of Main St in line with S. line of Blocks 47 and 48    
67.21
Fir Street
66.88
Elm Street
66.51
Date Street
66.15
Cedar Street
65.75
Birch Street
65.41
Ash Street
65.05
Main Street and line Railway Avenue
64.97
 
(1977 Code § 10.02.040)