§ 155.33  MINIMUM STANDARD DESIGN REQUIREMENTS.
Exhibit 1
Local, Residential Road Standards
Less than 40,000 sq ft Lots
Greater than or equal to 40,000 sq ft Lots
Local, Residential Road Standards
Less than 40,000 sq ft Lots
Greater than or equal to 40,000 sq ft Lots
Pavement width
 
 
-Subcollector road
30 feet including curb
24 feet
-Access road/minor street
28 feet including curb
24 feet
-Cul-de-sac
26 feet including curb with a turnaround of 50-foot radius
24 feet with a turnaround of 50’ radius
Curb/shoulder
Curb
Curb or 4-foot shoulder. The shoulder is not an option within the 2-mile fringe of an incorporated area
Right-of-way widths
 
 
-Subcollector road
50 feet
50 feet
-Access road/minor street
50 feet
50 feet
-Cul-de-sac
50 feet/120-foot diameter turnaround
50 feet/120-foot diameter turnaround
On-Street Parking
Unrestricted
None
Sidewalks
Allowed with maintenance, the responsibility of the abutting property owner
Allowed with maintenance, the responsibility of the abutting property owner
Pavement design
 
 
Subgrade compaction
90% standard proctor
90% standard proctor
Rigid concrete pavement
7-1/2-inch (balanced design), 8-inch (uniform design)
7-1/2-inch (balanced design), 8-inch (uniform design)
Flexible pavement (surface shall not be applied until 80% of the homes are built)
8-inch base, dense graded aggregate; 2-inch binder (HAC); 1-inch surface (HAC)
8-inch base, dense graded aggregate; 2-inch binder (HAC); 1-inch surface (HAC)
Local street widths
Two 12-foot lanes with 6-foot dense graded shoulders and 2:1 slopes
Two 12-foot lanes with 6-foot dense graded shoulders and 2:1 slopes
Right-of-way widths
50 feet
50 feet
Curb
None unless within two-mile fringe of an incorporated area
None unless within two-mile fringe of an incorporated area
Sidewalks
(see above Standards)
(see above Standards)
On-street parking
None
None
Width of turning radius
Right: 75 feet with 90-degree curve
Right: 75 feet with 90-degree curve
Pavement design
 
 
Subgrade compaction
90% standard proctor
90% standard proctor
Rigid concrete pavement
520 lb/cubic yard with water/cement ratio less than or equal to .53; Slump test less than or equal to 4 inches; Joint spacing: Follow Portland cement design manual; opening to traffic: Minimum of 7 days at 3,000 PSI; generally 28 days at 3,500 PSI; 8-1/2-inch thickness
520 lb/cubic yard with water/cement ratio less than or equal to .53; Slump test less than or equal to 4 inches; Joint spacing: Follow Portland Cement design manual; Opening to traffic: Minimum of 7 days at 3,000 PSI; generally 28 days at 3,500 PSI; 8% inch thickness
Flexible pavement
6-inch type-O, #53 compacted aggregate; 4-inch #2 crushed stone; 3-inch bituminous base #5; 1/2-inch binder (HAC); 1-inch surface (HAC)
6-inch type-O, #53 compacted aggregate; 4-inch #2 crushed stone; 3-inch bituminous base #5; 11-1/2-inch binder (HAC); 1-inch surface (HAC)
 
(Ord. 18-2007, passed 12-18-2007)