CURB & SIDEWALK SPECIFICATIONS
PERMITS FOR CURB & SIDEWALK ARE REQUIRED BY NORTHAMPTON BOROUGH
INSPECTIONS BY BOROUGH PERSONNEL REQUIRED PRIOR TO POURING
All materials used in curb and sidewalk construction must be in strict accordance with the Commonwealth of Pennsylvania Department of Transportation Form 408 Specifications (3,000 psi test 1-2-3 mix).
In addition, Ordinance No. 1139 requires and specifies that all sidewalks and curbing shall be constructed as follows:
A. Curbing Specifications
1. Standard curbing shall be a minimum of eighteen (18) inches in depth, seven (7) inches in width at the top, eight (8) inches in width at the bottom, and in normal lengths of ten (10) feet with expansion joints in between sections and placed on either 2-A or 2-B stone.
2. All curbing must be backfilled and tamped with either 2-A Modified or 2-B stone to a length of fourteen (14) inches.
3. All curbing shall have voids and holes filled in with cement.
4. Repair of curbs is permitted with limits.
5. All street and road cuts necessary for the installation of curbing must be restored to the original condition by the property owner or their agent, unless otherwise directed.
6. Removal of forms on curbing shall be in accordance with the Pennsylvania Department of Transportation Form 408 specifications.
7. All newly installed curbing shall be cured in conformance with Pennsylvania Department of Transportation Form 408 specifications.
8. Form or saw contraction joints at 10-foot intervals. Place 3/4 inch pre-molded expansion joint material conforming to the cross-sections area of the curb where indicated and at the end of the workday.
B. Sidewalk Specifications
1. All sidewalks shall be of no less than four (4) inches in depth of concrete and shall be no less than ten (10) feet in length with construction joints every five (5) feet with expansion joints in between ten (10) feet sections. All sidewalks shall have no less than five (5) inches of tamped 2-A Modified or 2-B stone underneath the sidewalk.
2. Sidewalk width shall be five (5) feet. 3. Expansion joints shall be installed between curbs and sidewalks, where sidewalks abut curbing, opposite expansion joints in adjacent curbing, and between the sidewalk and rigid structures.
MONOLITHIC POUR OF HANDICAP CURB AND SIDEWALK COMBINATION IS PERMITTED