750———————————————————————————————————————Pay Item Pay Unit——————————————————————————————————————— Valve and (box or manhole) (Size and type)-force main Each Tapping sleeve, valve, and (box or manhole) (Size)-force main Each Concrete encasement (Standard) Linear foot or Cubic yard Reconstruct existing sanitary manhole Linear foot Watertight manhole frame and cover (Standard) Each Solid Sleeve (Size) Each Solid sleeve-force main (Size) Each Concrete (Class) Cubic Y ard Flowable Backfill Cubic Y ard ——————————————————————————————————————— SECTION 521—MAILBOX POST
521.01 Description
This work shall consist of replacing existing mailbox posts shown on the plans or designated as hazardous objects by the Engineer.
521.02 Materials
Post and mounting hardware shall conform to Standard RFD-1. Replacement mailboxes, if required, shall also conform to Standard RFD-1.
521.03 Procedures
The Contractor shall be responsible for damage to mailboxes and their posts through negligence on the part of the Contractor incurred during their removal, at their temporary location, and during resetting in accordance with Section 105.15. Where the Contractor has properly preserved the existing mail boxes, these may be remounted with new posts and hardware; or the property owner may elect to furnish a new mailbox in lieu of remounting the existing mailbox, in which case the installation of the new mailbox shall be at no additional cost to the Department or property owner. The placement and installation of the mailbox and post to be replaced shall be in accordance with Stan - dard RFD-1 and the Maintenance Division’ s Best Practices Manual. Mailbox post types shall be single, double, or multiple corresponding with existing installations or as directed by the Engineer.
521.04 Measurement and Payment
Mailbox posts will be measured in units of each and will be paid for at the contract unit price per each for the type specified. This price bid shall include removing the existing mailbox(s) and post(s); temporary relocation; installing existing mailbox, including new post and hardware; furnishing new mailbox, post and hardware; mounting new homeowner furnished mailbox(s) and providing new post and hardware, and disposal of existing post(s) damaged mailbox and debris.520.06 751Payment will be made under: ———————————————————————————Pay Item Pay Unit———————————————————————————Mailbox post (Type) Each———————————————————————————521.04 753DIVISION VI ROADSIDE DEVELOPMENT 755SECTION 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
Source: Virginia Road and Bridge Specifications, 2020 Edition. Pages 778–782 of 1,065.