SECTION 02110

SITE CLEARING

PART 1. GENERAL

1.1	RELATED DOCUMENTS

A.	Drawings and general provisions of Contract apply to work of this Section.

1.2	DESCRIPTION OF WORK

A.	Extent of site clearing is shown on drawings.

B.	Site clearing work includes, but is not limited to:

1.	Protection of existing trees.

2.	Removal of trees and other vegetation.

3.	Topsoil stripping.

4.	Clearing and grubbing.

5.	Removing above-grade improvements.

6.	Removing below-grade improvements: disconnect and cap utility services.

1.3	JOB CONDITIONS

A.	Traffic: Conduct site clearing operations to ensure minimum interference with roads, streets, walks, and other adjacent occupied or used facilities. Do not close or obstruct streets, walks or other occupied or used facilities without permission from authorities having jurisdiction.

B.	Protection of Existing Improvements: Provide protections necessary to prevent damage to existing improvements indicated to remain in place.

1.	Protect improvements on adjoining properties and on Owner's property.

2.	Restore damaged improvements to their original condition, as acceptable to parties having jurisdiction.

C.	Protection of Existing Trees and Vegetation: Protect existing trees and other vegetation indicated to remain in place, against unnecessary cutting, breaking or skinning of roots, skinning and bruising of bark, smothering of trees by stockpiling construction materials or excavated materials within drip line, excess foot or vehicular traffic, or parking of vehicles within drip line. Provide temporary guards to protect trees and vegetation to be left standing.

1.	Water trees and other vegetation to remain within limits of the contract work as required to maintain their health during course of construction operations.

2.	Provide protection for roots over 1-1/2 inches in diameter cut during construction operations. Coat cut faces with an emulsified asphalt, or other acceptable coating, formulated for use on damaged plant tissues. Temporarily cover exposed roots with wet burlap to prevent roots from drying out; cover with earth as soon as possible.

3.	Repair or replace trees and vegetation indicated to remain which are damaged by construction operations, in a manner acceptable to Engineer. Employ licensed arborist to repair damages to trees and shrubs.

4.	Replace trees which cannot be repaired and restored to full- growth status, as determined by arborist.

D.	Improvements on Adjoining Property: Authority for performing removal and alteration work on property adjoining Owner's property will be obtained by Owner prior to award of contract.

1.	Extent of work on adjacent property is indicated on Drawings.

E.	Salvable Improvements: Carefully remove items indicated to be salvaged, and store on Owner's premises where indicated or directed.

PART 2. PRODUCTS (Not applicable.)

PART 3. EXECUTION

3.1	SITE CLEARING

A.	General: Remove trees, shrubs, grass and other vegetation, improvements, or obstructions interfering with installation of new construction. Remove such items elsewhere on site or premises as specifically indicated. Removal includes digging out stumps and roots.

1.	Carefully and cleanly cut roots and branches of trees indicated to be left standing, where such roots and branches obstruct new construction.

B.	Topsoil: Topsoil is defined as surface soil found in a depth of not less than 4 inches. Satisfactory topsoil is reasonably free of subsoil, clay lumps, stones, and other objects over 2 inches in diameter, and without weeds, roots, and other objectionable material.

1.	Strip topsoil to whatever depths encountered in a manner to prevent intermingling with underlying subsoil or other objectionable material.

a.	Remove heavy growths of grass from areas before stripping.

b.	Where trees are indicated to be left standing, stop topsoil stripping a sufficient distance to prevent damage to main root system.

2.	Stockpile topsoil in storage piles in areas shown, or where directed. Construct storage piles to freely drain surface water. Cover storage piles if required to prevent wind-blown dust.

3.	Dispose of unsuitable or excess topsoil same as waste material, herein specified.

C.	Clearing and Grubbing: Clear site of trees, shrubs and other vegetation, except for those indicated to be left standing.

1.	Completely remove stumps, roots, and other debris protruding through ground surface.

2.	Use only hand methods for grubbing inside drip line of trees indicated to be left standing.

3.	Fill depressions caused by clearing and grubbing operations with satisfactory soil material, unless further excavation or earthwork is indicated.

a.	Place fill material in horizontal layers not exceeding 6" loose depth, and thoroughly compact to a density equal to adjacent original ground.

D.	Removal of Improvements: Remove existing above-grade and below- grade improvements necessary to permit construction, and other work as indicated.

1.	Abandonment or removal of certain underground pipe or conduits may be shown on mechanical or electrical drawings, and is included under work of those sections. Removal of abandoned underground piping or conduit interfering with construction is included under this section.

2.	Contact local utility companies 48 hours minimum prior to start of demolition work. Confirm verbal and written notices. Verify locations of all utilities entering site and their location on the site.

3.	Cooperate with owner, utility companies, adjacent property owners, and other building trades in maintaining, protecting, rerouting or extending of utilities passing through work areas which serve structures located on project site and on adjacent properties.

4.	Verify which utilities are to be removed, capped or abandoned are turned off, or are disconnected, or are rerouted to new locations before starting demolition.

3.2	DISPOSAL OF WASTE MATERIALS

A.	Burning on Owner's Property: Burning is not permitted on Owner's property.

B.	Removal from Owner's Property: Remove waste materials and unsuitable, excess topsoil off site in legal manner.

END OF SECTION