In residential districts, on corner lots, no fence, wall or structure, planting or foliage more than three feet in height above the plan of the established grades of the streets shall be allowed in any part of a front or side yard herein established, that is included within the street lines at points which are 20 feet distant from their point of intersection measured along said street lines which will materially obstruct the view of a driver of a vehicle approaching a street intersection.
The Planning Board, as part of its review of subdivisions within 500 feet of the major arteries known as Routes 28, 132, 149 and West Main Street, is hereby authorized to:
A. 
Prescribe, in distance and composition, a vegetation buffer strip between said major arteries and a proposed subdivision.
B. 
Locate streets within a proposed subdivision so that:
(1) 
Ingress and egress onto the aforementioned major arteries is safe, efficient and convenient;
(2) 
A minimum number of roads intersect any such artery. Roads intersecting a major artery on the same side of the artery should, if possible, be not less than 500 feet apart between side lines. Roads intersecting a major artery on the opposite sides of such an artery should, if possible, be not less than 150 feet between center lines.