02130_clearing.doc

SECTION 021300 - CLEARING AND GRUBBING

GENERAL

1.01 Scope: Includes clearing, grubbing, and disposal for electrical systems improvements; related appurtenances; and other areas to be graded.

EXECUTION

2.01 Clearing:

A.

Clearing Limits: Clearing shall be held to the minimum necessary to safely complete the work or as otherwise specified in other section of these specifications.

1.

Utility Trenches: Width of clearing shall not exceed 15 feet unless otherwise agreed to by the Contracting Officer or as designated on the drawings.

B.

Remove all trees, down timber, snags, underbrush, rubbish, and other objectionable materials within the clearing limits.

C.

Individual marked trees, within the clearing limits, shall be left standing and uninjured.

D.

Merchantable timber is material that exceeds 8 feet in length and 4 inches in diameter at the small end, that is capable of being skidded by use of chokers or tongs. It shall be decked at the location designated by the Contracting Officer.

E.

Material smaller than described above shall be disposed of off National Forest lands.

2.02 Grubbing:

System Mains: Inside the clearing limits grub and remove all stumps. Remove all roots to the depth of at least 3 inches below the natural ground when fill is required sir site grading. When excavation is required for site grading, grub and remove all roots to the depth of at least 6 inches below finished grade.

B.

Stumps, roots, and material developed in grubbing operations that are not merchantable timber shall be disposed of by chipping and dispersing as designated by the CO or disposal off Government property.

All Methods: No construction slash shall be deposited in lakes, meadows, streams, or streambeds. Construction slash that interferes with the drainage structures shall be removed immediately.

B.

Specific Methods:

1.

Chipping: Construction slash up to at least 4" in diameter shall be processed through a chipping machine. Chips shall be deposited on areas outside of the roadways to a loose depth not exceeding 6".

2. Removal: Construction slash left after chipping operations shall be removed off National Forest Lands.

3. Boulders encountered can be placed in a dispersed pattern out of the main CG travel ways and living areas to blend in with the native setting.

END OF SECTION

GMUG ONE MILE CG-Amendment

02130 – Clearing and Grubbing - 1