Department of Engineering    •   City of Wyandotte, Michigan   •   Wyandotte.net

Specifications for Sidewalks
& Driveway Apron Repair

 

A permit is required for the replacement of city sidewalk, driveways, and driveway aprons. Permit fees are as follows

  1. City sidewalk - minimum fee $35.00 for up to 50 feet,
       then $1.00 per additional lineal foot.

     

  2. Apron - minimum fee $35.00 up to 12 feet,
       then $1.00 per additional foot.

     

  3. Driveway - $35.00

The applicant must be homeowner or licensed contractor. Unlicensed contractors must submit a bond or insurance policy in the amount of $1,000.00 minimum.

All sidewalk and driveway aprons removed or damaged during construction operations shall be replaced with concrete in accordance with these specifications.

Sidewalks constructed on a 1:60, compacted subgrade, shall be a minimum 4 inches thick, increasing at driveways to 6 inches for residential and 8 inches for commercial.

The sidewalk subgrade and surface shall slope one inch per 5 feet from property side of walk toward street.

Driveway aprons shall be a minimum 6 inches thick for residential , and 8 inches thick for commercial.

It is recommended that the curb be left at least 1½ inches above gutter grade on asphalt roads when cut to allow for future resurfacing.

Residential curb cuts are limited to a maximum length of 20 feet, all other subject to approval of the City Engineer.

Asphalt approaches and sidewalks are not permitted, only asphalt over concrete approaches are permitted. A permit is required. Installation shall not create a trip hazard.

Concrete shall be of 3500 PSI minimum compressive strength when cured in moist air at 70° F. for 28 days.

All slabs shall be edged by a ¼ inch radius edger tool. One half (½) inch asphalt expansion joints shall be placed not more than 50 feet apart in a continuous length of new sidewalk and between all abutting service walks, drives, approaches, buildings and 1’ x 6’ between approach and curbs.

All sidewalks at street intersections must be constructed as a ramp with a maximum slope of 1 in 12.

The Permit Holder shall notify the Department of Engineering for subgrade inspection not less than 24 hours prior to placing concrete. A final inspection is required after all forms have been removed, edges backfilled, and site cleaned up.

Sidewalk shall be lightly textured to create a non-skid finish. Example: broom finish.

h/sidespec   *  3/24/05

 

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