AM_05.pdf

Specification 31 11 00 paragraph 3.2.2 is revised, replacement page is attached.

No other changes, proposal due date remains 29 March 2018 at 2:00 PM Alaska time.

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AM#05 MISSILE FIELD #4 - SITE CLEARING AND GRUBBING (CP#01) FTG218A

FORT GREELY, ALASKA

3.2 CLEARING

Clearing shall consist of the felling, trimming, and cutting of trees into sections and the satisfactory disposal of the trees and other vegetation designated for removal, including downed timber, snags, brush, and rubbish occurring within the areas to be cleared. Clearing shall also include the removal and disposal of structures that obtrude, encroach upon, or otherwise obstruct the work. Trees, stumps, roots, brush, and other vegetation in areas to be cleared shall be cut off flush with or below the original ground surface, except such trees and vegetation as may be indicated or directed to be left standing.

3.2.1 Tree Removal

Where indicated or directed, trees and stumps that are designated as trees shall be removed from areas outside those areas designated for clearing and grubbing. This work shall include the felling of such trees and the removal of their stumps and roots as specified in paragraph GRUBBING.

Trees shall be disposed of as specified in paragraph DISPOSAL OF MATERIALS.

3.2.2 Grubbing

Grubbing consists of the removal and disposal of stumps, roots larger than 3 inches in diameter, and matted roots from the designated grubbing areas. Remove material to be grubbed, together with logs and other organic or metallic debris not suitable for foundation purposes, to a depth of not less than 18 inches below the original surface level of the ground in areas indicated to be grubbed and in areas indicated as construction areas under this contract, such as areas for buildings, and areas to be paved. AM#05... Fill depressions made by grubbing with suitable material and compact to make the surface conform with the original adjacent surface of the ground. Smooth depressions made by grubbing to make the surface conform with the adjacent surface. ...AM#05

3.3 DISPOSAL OF MATERIALS

3.3.1 Nonsaleable Materials

Written permission to dispose of such products on private property shall be filed with the Contracting Officer. Logs, stumps, roots, brush, rotten wood, and other refuse from the clearing and grubbing operations, except for salable timber, shall be disposed of in the designated waste disposal area, except when otherwise directed in writing. Such directive will state the conditions covering the disposal of such products and will also state the areas in which they may be placed. No burning will be allowed onsite.

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SECTION 31 11 00 Page 2

UNCLASSIFIED//FOR OFFICIAL USE ONLY 042986

UNCLASSIFIED//FOR OFFICIAL USE ONLY