Clearing and Grubbing of The Highway Construction



Clear and grub all surface objects, vegetation, , stumps, roots, and other debris designated for removal. Mow as required. Undisturbed and sound stumps and more than 3 ft (1 m) below subgrade and embankment slopes may remain in place. Stumps and nonperishable solid objects that extend less than 3 in. (75 mm) above the ground line or low water level may remain if they are outside excavation and embankment areas. Cut stumps flush with or below the final slope line. Preserve trees, , , and other objects designated to remain.

Dispose of material and debris. Disposable material and debris may be disposed of by burial at designated locations with at least 12 in. (300 mm) of cover material. Obtain written arrangements with property owners and for disposal locations outside the right-of-way limits.

Remove low-hanging and unsound branches from remaining trees or shrubs. Use proper tree surgery practices to trim tree branches. Trim branches of trees extending over the roadbed to provide a clear height of at least 20 ft (6 m). Seal the cut or scarred tree or shrub surfaces with an asphaltum base paint made for tree surgery.

2. Measurement

The Engineer will measure work acceptably completed as specified in and as follows:

A. When the Agency will pay for tree and on an individual unit basis, the Engineer will classify items removed according to the schedule of sizes designated in the contract.

  1. Trees. The Engineer will classify trees and stumps less than 4 in. (100 mm) in diameter as brush. The Engineer will measure the diameter of trees at a height of 40 in. (1 m) above the ground.
  2. Stumps. The Engineer will measure stumps by taking the average diameter at the cutoff.

3. Payment

The Agency will pay for accepted quantities at the contract unit price as follows:

Pay Item                                      Pay Unit

(A) Clearing and grubbing               acre (ha), station, lump sum

(B) Removal of trees or stumps        each Size _________________ Such payment is full compensation for furnishing all materials, equipment, labor, and incidentals to complete the work as specified.

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