A. Street and sidewalk improvements shall be constructed in accordance with the latest applicable provisions of the "Standard Specifications For Road And Bridge Construction" adopted by the state of Illinois department of transportation, division of highways, hereinafter referred to as the "state standard specifications" 1 .
B. Prior to the construction of public streets and/or sidewalks, all fences, walls, foundations, buildings, debris, trees and hedges within the improvement area of the public right of way shall be removed in accordance with section 201 of the state standard specifications.
C. The following specifications shall govern the design, grading and surfacing of new and existing public streets, unless otherwise approved by the village engineer 2 .
1. The minimum pavement width between backs of curbs shall be:
Class Of Street | Residential | Industrial Or Business |
Class Of Street | Residential | Industrial Or Business |
Major streets | 2 24-foot roadway divided by a vertical strip | |
Secondary streets | 36 feet | 44 feet |
Minor streets | 27 feet | 40 feet |
Cul-de-sac | 27 feet | 40 feet |
Frontage road | 24 feet | 36 feet |
Half street | 1/2 the width of proposed street but not less than 18 feet | Not permitted |
Alleys | 18 feet | 24 feet |
2. The minimum diameter of cul-de-sac pavements between back of curbs shall be:
Residential | 80 feet |
Industrial or business | 100 feet |
Island cul-de-sacs shall not have islands that exceed thirty two feet (32') in diameter as measured face to face.
3. Grades of major streets shall not exceed seven percent (7%). Grades of other streets shall not exceed ten percent (10%). Grades for all streets shall not be less than four-tenths percent (0.4%).
4. The minimum radius of centerline horizontal curves shall be:
Major streets | 1,000 feet |
Secondary streets | 300 feet |
Minor streets | 100 feet |
5. Vertical curves shall be provided for all changes in centerline grades of streets. The minimum length of vertical centerline curves shall be:
Major and secondary streets | 300 feet |
Minor streets | 150 feet |
6. The minimum stopping sight distance shall be three hundred feet (300') measured from an eye level of four feet (4') above the pavement centerline with a clear view of an obstacle one foot (1') in height.
7. The minimum requirements for street pavement design shall be: (Ord. 2004-02-03, 2-25-2004)
Class Of Street | Type Of Pavement |
Major streets | Subbase 4" granular, CBR = 70 base course 9" stabilized, MS/900 or equal surface course 4" bituminous concrete or class I or 8" portland cement concrete |
Industrial/business streets | Subbase 4" granular CBR = 70 base course 8" stabilized, MS/900 or equal surface course 3" bituminous concrete, class I or 7" portland cement concrete |
Secondary streets | Base course 6" stabilized MS/900 or 10" gravel or crushed stone surface course 3" bituminous concrete, class I or 6" portland cement concrete |
Minor streets | Base course 8" gravel or crushed stone surface course 3" bituminous concrete, class I. Minimum 2" binder |
(Ord. 2004-02-03, 2-15-2004; amd. Ord. 2015-03-02, 3-11-2015)
7.1. The minimum requirements for major and industrial/business street pavement design shall be:
a. Two inch (2") hot mix asphalt surface course, mix "D", N50.
b. Five inch (5") hot mix asphalt binder course, IL-19.0, N50.
c. Twelve inch (12") type A aggregate base course, extending two feet (2') beyond back of curb.
d. Eighteen inch (18") improved subgrade, extending two feet (2') beyond back of curb.
e. Underdrain where determined to be necessary by village engineer.
f. Wick drains/Geonet at inlets.
7.2. The minimum requirements for secondary street pavement design shall be:
a. Two inch (2") hot mix asphalt surface course, mix "D", N50.
b. Five inch (5") hot mix asphalt binder course, IL-19.0, N50.
c. Ten inch (10") type A aggregate base course, extending two feet (2') beyond back of curb.
d. Eighteen inch (18") improved subgrade, extending two feet (2') beyond back of curb.
e. Underdrain where determined to be necessary by village engineer.
f. Wick drains/Geonet at inlets.
7.3. The minimum requirements for minor street pavement design shall be:
a. Two inch (2") hot mix asphalt surface course, mix "D", N50
b. Four and one-half inch (41/2") hot mix asphalt binder course, IL-19.0, N50.
c. Six inch (6") type A aggregate base course, extending two feet (2') beyond back of curb.
d. Sixteen inch (16") improved subgrade, extending two feet (2') beyond back of curb.
e. Underdrain where determined to be necessary by village engineer.
f. Wick drains/Geonet at inlets. (Ord. 2015-03-02, 3-11-2015)
8. Street pavements shall be constructed in accordance with sections 200, 300 and 400 of the state standard specifications. (Ord. 2004-02-03, 2-25-2004)
D. Combination concrete curbs and gutters shall be constructed along the edges of all street pavements.
1. Gutters and curbs shall be M-4.12 (mountable curb type) for secondary and minor streets and standard type B-6.24 (barrier curb type) for major streets as approved by the state division of highways.
2. Formed depressed type of entrance curbs having a width of not less than twelve feet (12') shall be provided at all private driveways. Curb cut entrances shall be by written approval only. (Ord. 2015-03-02, 3-11-2015)
3. The outside edge of curbs and gutters shall be parallel to street lines, and radii at intersections shall not be less than twenty five feet (25').
4. Concrete curb and gutters shall be constructed of air entrained class X portland cement concrete in accordance with section 616 of the state standard specifications. Contraction joints shall be provided at uniform intervals of fifty feet (50'). (Ord. 2004-02-03, 2-25-2004)
E. Sidewalks shall be constructed of air entrained class X portland cement concrete in accordance with section 624 of the state standard specifications.
1. The minimum width of sidewalks shall be:
Residential | 5 feet |
Business | 6 feet |
(Ord. 2015-03-02, 3-11-2015)
2. Sidewalks shall be located one foot (1') inside the right of way line, and not more than twelve inches (12") nor less than three inches (3") above the centerline of the street.
3. Sidewalk thickness shall be not less than four inches (4") for pedestrian walks and not less than six inches (6") for private driveway crossings.
4. Sidewalks shall be constructed on a prepared subgrade of not less than a four inch (4") compacted layer of coarse sand or fine aggregate conforming to a gradation of one hundred percent (100%) passing a three hundred seventy five thousandths inch (0.375") sieve.
F. Where any roadway within the village is being used by construction vehicles and equipment, the owner and/or operator of said vehicles or equipment shall clean said roadway of dirt and any other foreign materials occurred by the use of said vehicles and equipment at the end of each day's operation or as directed by the village.
G. Sidewalks removed for utility repairs shall be replaced with same. Driveway approaches removed for utility repairs shall be replaced with two inch (2") bituminous concrete regardless of the preexisting driveway material. (Ord. 2004-02-03, 2-25-2004)
H. Pavement markings shall be thermoplastic with glass beads. (Ord. 2015-03-02, 3-11-2015)
Notes
| 1 | 1. 605 ILCS 5/7-202.2 et seq. |
| 2 | 1. See also subsection 11-2-4G of this code. |