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Town of Smithfield
Land Development & Subdivision Regulations
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§ VII-G

Permanent Monuments

Land Development and Subdivision Review Regulations Town of Smithfield, RI

ARTICLE E. SURFACE AND SUBSURFACE STORM DRAINAGE STRUCTURES AND FACILITIES.

  1. Earthwork and Drainage. All necessary surface and subsurface drainage structures and facilities shall conform to the "Standard Specifications for Road and Bridge Construction", published by RIDOT, exclusive of any items therein covering methods of measurement, basis of payment.
  2. Manholes. Manholes shall be located on all storm sewer trunk lines as follows:
    1. At maximum distances of 300' (three hundred feet) for lines 30 (thirty inches) in diameter or less;
    2. At all angles in the sewer line;
    3. At street intersection and other points where catch basins, inlets, or laterals are to be connected;
    4. At points where pipe sizes change;
    5. At points where the grade of the sewer changes;
    6. All catch basins shall conform to the State Standard details.
  3. Minimum Cover. All subsurface drainage structures and facilities within street rights-of-way shall have a minimum of 3' (three feet) from finished grade. All such drainage structures and facilities shall be inspected and approved by both the Director of Public Works and the Municipal Engineer before covering.
  4. Settling of Backfill No pavement shall be placed over pipe installations within street rights-of-way until the backfill has been allowed to settle for a minimum of 30 (thirty) days, unless the Municipal Engineer determines a longer time is required.

ARTICLE F. INSTALLATION OF UTILITIES.

  1. Location. Connection. and Backfilling. All utility lines and other subsurface facilities within street rights-of-way shall be installed between the curb lines of the street rights-of-way. The lot connections of said facilities shall extend to the property lines. The backfill shall be allowed to settle for a minimum of 30 (thirty) days prior to the preparation of the street sub- base, unless the Municipal Engineer determines a longer time is required.
  2. Water Mains. Installation of water mains shall be in conformance to the "American Water Works Association Standard Specifications for Residential Subdivisions", and such other specifications as may be required by the water district providing the service.

ARTICLE G. PERMANENT MONUMENT

  1. Materials. Permanent monuments shall be stone and conform in size and Shape to the specifications in Article G-2 of this section.
  2. Dimensions.
    1. Size -Monuments shall be 36" (thirty-six inches) in length and 6" (six inches) square.
    2. Drill Hole -A drill hole measuring ½" (one-half inch) in diameter and ¾" (three-quarters inch) deep shall be placed and centered on the top surface of the monument.
    3. Location Elevation shall be engraved in 1/4" (one-quarter inch) lettering on the top of the monument next to the drill hole. Said elevation shall be based I upon USGS Mean Sea Level Datum.
  3. Setting Monuments.
    1. All monuments shall be set flush with the finished grade anticipated subsequent to the completion of property landscaping by the property owner; that is, monuments set by the developer should be raised approximately 2" (two inches) above the development grade in anticipation of 2" (two inches) of landscaping loam.
    2. The setting of all monuments must be certified by the Town Surveyor. Said certification shall be provided in writing by the Town Surveyor prior to the release of any Improvement Guarantee held on the specific phase of a development.

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Land Development and Subdivision Review Regulations Town of Smithfield, RI
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