SECTION 601—SELECTIVE TREE REMOV AL, TRIMMING, AND CLEANUP
601.01 Description
This work shall consist of selectively removing, trimming, and disposing of trees, shrubs, and vegetation to improve sight distance, create open vistas, or improve the appearance and condition of trees as shown on the plans, described elsewhere in the Contract, or as directed by the Engineer. This work shall be accomplished by removing and disposing of rubbish and fallen or undesirable trees and shrubs; selective pruning of desirable trees and shrubs; and spraying the stumps of removed trees with an approved herbcide to prevent sprouting.
601.02 Materials
Herbicide shall conform to Section 244.02(a).
601.03 Procedures
The Contractor shall cut trees and stumps so that remaining stumps are not higher than 4 inches above the ground. Loose roots more than 1 inch in diameter and more than 1 foot in length shall be removed. The Contractor shall only remove those living trees and shrubs the Engineer selects for removal. Trees to be removed shall be felled in a manner that will not damage the trees and shrubs to be preserved. Debris shall be disposed of by burning, chipping, or in accordance with Section 106.04. Burning, if permitted, shall be performed in accordance with Section 107.16. Fires shall be located and supervised so that they will not spread or damage vegetation. If the Contractor elects to chip debris, the Contractor shall use a mechanical chipper and spread the resulting chips thinly and uniformly within the immediate area or dispose of them as directed by the Engineer.
a.Treating Stumps: Stumps of living trees and shrubs shall be coated with an approved herbicide solution within 48 hours after they are cut. The exposed surface of stumps and exposed live roots shall be saturated with herbicide to the point of runoff.
b.Trimming: Branches and limbs that affect sight distance, viewing of the open vista and dead or diseased branches and limbs more than 2 inches in diameter that will hinder the healthy normal growth of trees shall be removed as designated by the Engineer. Cuts shall be made flush at the collar of the supporting trunk or limb. The Contractor’ s operations and equipment used to perform selective trimming shall not damage trees and shrubs that are to remain. The Contractor shall not use climbing spurs or spikes to access trees for trimming. If the Contractor’ s operations cause damage to the bark, limbs, and roots of trees and shrubs that are to remain these shall be repaired, if repairable, or replaced in kind in a manner acceptable to the Engineer. The Contractor shall bear the cost for such repairs and the replacement in kind of those that cannot be satisfactorily repaired.
601.04 Measurement and Payment
Selective tree removal, trimming, and cleanup will be measured in acres of surface area computed to the nearest 0.1 acre and will be paid for at the contract unit price per acre. 601.04
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Source: Road and Bridge Specifications, 2020 Edition. Pages 783–783 of 1,065. View official source ↗