Village of Williamsville, IL
Sangamon County
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Table of Contents
Table of Contents
[HISTORY: Adopted by the Board of Trustees of the Village of Williamsville 8-3-1964. Amendments noted where applicable.]
GENERAL REFERENCES

Plan Commission — See Ch. 59.

§ 210-1
Title and contents of Official Map. 

§ 210-2
Contents of map and accompanying text. 

§ 210-3
Streets. 

§ 210-4
Utilities. 

§ 210-5
Community facilities. 

§ 210-6
Amendment. 

§ 210-7
Recording of subdivision plat; certificate of approval. 

§ 210-8
Penalties. 

A. 

The map referenced in this chapter shall be known as and may be cited as the "Official Map of Williamsville." The Official Map of the Village of Williamsville, Illinois, includes the territory within the corporate limits of Williamsville and all of the contiguous unincorporated territory that is within 1 1/2 miles of the Village limits.

Editor's Note: Amended at time of adoption of Code (see Ch. 1, General Provisions, Art. I).

B. 

The Official Map of the Village of Williamsville, Illinois, dated April 20, 1964, is incorporated herein and is hereby made a part of this chapter. Said Official Map, together with everything shown thereon and all amendments thereto, shall be as much a part of this chapter as though fully set forth and described herein.

Editor's Note: The Official Map is on file in the Village office.

The Official Map and accompanying text states the minimum requirements of the Village of Williamsville for schools, parks, playgrounds, public service facilities, public ways and the kind and quality of materials for public service facilities, and the standards required for drainage and sanitary sewers and collection and treatment of sewage.

The minimum requirements for thoroughfares are as follows:

A. 

Minimum right-of-way widths. Right-of-way widths of interstate and limited access routes and parkways shall be in accord with federal and state standards.

Editor's Note: Amended at time of adoption of Code (see Ch. 1, General Provisions, Art. I).

Type of Street Minimum Width (feet)
Major thoroughfares 120 (or less as shown on the Official Map)
Collector streets 60
Minor streets 50
Dead-end streets (culs-de-sac) 50
Marginal access streets 50
Alleys 20
Pedestrianways 30
B. 

Minimum pavement widths. Pavement in cul-de-sac turnabouts in all developments shall have a minimum diameter of 80 feet with a permanent-type edge.

Type of Street Minimum Width (Back to Back of Curbs) (feet)
Major thoroughfares In accordance with federal, state, county or local plans
Collector streets 40
Minor streets 34
Dead- end streets (culs-de-sac) 34
Marginal access street 28
Half street 1/2 the width of the proposed street but not less than 14
Alleys 20 in industrial and business areas
C. 

Roadway surfacing. Pavements shall be installed in accordance with the following standards:

(1) 

Base course.

(a) 

A gravel and crushed stone base course shall have a compacted depth of six inches in residential areas and a compacted depth of 12 inches in manufacturing and business areas. The construction work shall be carried out in accordance with Section 29 of the Standard Specifications for Road and Bridge Construction prepared by the State of Illinois, Department of Public Works and Buildings, Division of Highways, adopted January 2, 1958. The material used in the top three-inch course of this base shall be either Grades 7, 8, 9, or 11 as specified in Article 118.5(a) of said specifications. The material in the lower portion of the base may be any of the above-named grades or it may be a processed aggregate meeting the following graduation requirements:

[1] 

Passing a three-inch sieve: 100%.

[2] 

Passing a one-inch sieve: 60% to 90%.

[3] 

Passing a one-half-inch sieve 40% to 80%.

[4] 

Passing a No. 8 sieve: 20% to 45%.

[5] 

Passing a No. 200 sieve: 5% to 15%.

(b) 

If crushed gravel is used, the clay content shall be not less than 5% nor more than 10%. Pit-run gravel will not be satisfactory for use in the base construction.

(2) 

Surfacing. When the above base is in place and accepted by the Superintendent of County Highways and the Chairman of the Streets and Alleys Committee of the Williamsville Board of Trustees, but not until the same has been subjected to traffic, it shall be covered with an A-3 type surface or better, and with construction to be in accordance with Section 39 of the State Standard Specifications for Road and Bridge Construction, dated January 2, 1958.

(3) 

Notification of start of construction. The County Superintendent of Highways, the Williams Township Highway Commissioner and the Chairman of the Streets and Alleys Committee of the Williamsville Board of Trustees shall be notified 48 hours in advance of the starting date of any work on the street. The three aforementioned persons shall be furnished with a list of sources of materials used on the job in time to check the work. Materials to be used on the job may be subject to inspection at the source or at the street construction site. Construction work may be inspected at the time of construction and also following construction. Random core borings may be made at the discretion of the County Superintendent of Highways and the Chairman of the Streets and Alleys Committee of the Williamsville Board of Trustees to assure that construction of the pavement has been carried out in compliance with the rules and regulations noted above.

D. 

Curbs, gutters, sidewalks and storm systems.

(1) 

Curbs and gutters. Curbs and gutters, where constructed, shall be of portland cement concrete. They shall be not less than 18 inches in width and not less than six inches in thick where the gutter abuts the street pavement. All curb corners shall have a minimum radius of 16 feet.

(2) 

Sidewalks. Sidewalks, where required, shall be of portland cement concrete and shall be at least four feet wide and four inches thick. Sidewalks shall be installed in accordance with standards and specifications approved by the Plan Commission.

(3) 

Storm sewer system. Stormwater inlets or outlets and culverts shall be provided within the roadway improvements at points, so as to facilitate adequate stormwater runoff from the street pavement. The minimum design and specifications for such facility shall be obtained from the Village Engineer.

A. 

Public utility easements. The minimum requirements for public utility easements are as follows:

(1) 

Easements with a minimum width of 10 feet shall be provided for any overhead or underground utility service, including stormwater drainage where necessary in or over undedicated land. Insofar as possible, easements shall be located to the rear of each lot and along such lines as to provide continuity of alignment from block to block.

(2) 

Where a lot is traversed by a water drainageway or stream, there shall be provided a drainage easement conforming substantially with the lines of such watercourse. It shall include an additional area, 10 feet wide, adjoining both edges of the established area that has been affected by damaging floodwaters, as certified by the owner of the lot or his engineer.

B. 

Sanitary sewers.

(1) 

Each property or lot shall connect with a public sanitary sewer system, if accessible. Where the sewer is not yet accessible, but is planned for extension to the aforementioned property or lot, a sewer line and external connection or stub terminal shall be installed outside of the curbline of the lot or property. If such capped sewer system is provided, an interim on-site disposal system shall also be provided.

(2) 

A sewer shall be considered to be planned for extension to a given area anytime after engineering studies have been authorized and completed and the construction of facilities adequate to serve the property or lot have been programmed for completion within a reasonable time.

(3) 

Where no public system is available, individual disposal systems shall be provided on each lot. The absorption ability of the soil, surface drainage and topography shall be the criteria for determining whether or not the installation of individual septic tank disposal systems are feasible. Feasibility shall be ascertained by the property owner whenever individual systems are proposed. At least two percolation tests shall be made on each lot at the approximate location of the septic system absorption field. Such tests shall be performed in accord with the requirements of the Plan Commission and the State of Illinois, Department of Public Health. The results of these tests shall be certified by a registered professional engineer and make known to the Plan Commission and the State of Illinois, Department of Public Health. In the event that individual systems are not feasible, a group sewage disposal system may be required.

(4) 

Individual sewage disposal systems shall consist of a septic tank and tile absorption field or other approved sewage disposal methods. All such systems shall be constructed in accordance with the State of Illinois, Department of Public Health requirements. Sanitary sewers shall not be used to carry storm- or surface water, subsurface water or discharge from sump pumps. All principal sanitary sewer lines shall be located within the street right-of-way or public easement.

Editor's Note: Amended at time of adoption of Code (see Ch. 1, General Provisions, Art. I).

C. 

Water. Where adequate public water supply is available, as determined by the Plan Commission, the system of water mains shall be not less than six inches in diameter.

D. 

Fire hydrants.

(1) 

Fire hydrants shall be installed throughout the entire system at intervals of approximately a two-hundred-foot radius as a part of the same public water system.

Editor's Note: Amended at time of adoption of Code (see Ch. 1, General Provisions, Art. I).

(2) 

All fire hydrants in residential and commercial areas should have at least a six-inch barrel and shall be provided with two-and-one-half-inch hose connections and one steamer connection. All fire hydrants shall meet National Standard specifications.

Editor's Note: Amended at time of adoption of Code (see Ch. 1, General Provisions, Art. I).

A. 

Park requirements. The minimum requirements for parks are as follows:

Type Minimum Area (acres) Service Radius (miles)
Neighborhood park 15 or more 1/4 to 1/2
Village park 25 or more 1/2 to 1
Community park 40 1 to several
B. 

Schools. The minimum requirements for schools are as follows:

Type Minimum Area (acres)
Elementary school 5 and an additional acre for each 100 students
Junior high school 10 and an additional acre for each 100 students
Senior high school 15 and an additional acre for each 100 students
C. 

Public service facilities. Sufficient area must be provided for the placement of public service facilities. Any structures that are not enclosed in a building shall be screened with plant material. If any public service facility produces unusual noises, a thick planting screen must be provided to help deaden the noise. If unusual hazards exist, they must be completely surrounded by a chain link fence at least seven feet in height. Public service facilities should be placed as unobtrusively as possible in residential and business areas.

A. 

The corporate authorities may initiate a revision of the Official Map from time to time by requesting the Plan Commission to prepare the necessary changes. The Plan Commission shall hold a public hearing on the proposed amendment or change.

B. 

Proper notice of such hearing, stating the time and place thereof, shall be given by a newspaper of general circulation in the county. The hearing shall be informal, but all persons desiring to be heard in support of or opposition to the Official Map or amendment shall be afforded such opportunity and may submit their statements orally, in writing, or both. The hearing may be recessed to another date if not concluded, if notice of the time and place thereof is publicly announced at the hearing or is given by newspaper publication not less than five days prior to the recessed hearing.

C. 

Within 90 days after the conclusion of the hearing, the corporate authorities, after consideration of the recommendation of the Plan Commission and such information as shall have been derived from the hearing, shall either adopt the Official Map or amendment in whole or in part or reject the Official Map or amendment in whole or in part. If adopted, the corporate authorities shall enact an ordinance including the map or maps as hereinbefore provided.

A. 

Recording. No map or plat of any subdivision may be entitled to be recorded in the Sangamon County Recorder's office or shall be valid unless the subdivision shown thereon provides for streets, alleys, public ways, ways for public service facilities, storm- and floodwater runoff channels and basins and public grounds, in conformity with the requirements of the Official Map of Williamsville.

B. 

Certificate of approval. When said map or plat of subdivision does comply with the requirements of the Official Map of Williamsville, a certificate of approval shall be issued by the Williamsville Village Board of Trustees and attested by the Village Clerk. This certificate shall be sufficient evidence of compliance so that the Sangamon County Recorder of Deeds may accept the map or plat for recording.

Editor's Note: Amended at time of adoption of Code (see Ch. 1, General Provisions, Art. I).

Any person who shall violate any of the provisions of this Official Map chapter shall be deemed guilty of a misdemeanor and, upon conviction thereof, shall be fined in any sum not to exceed $750. Each day that a violation of this Official Map chapter continues shall constitute a separate and distinct offense and shall be punishable as such.