02 41 00 - Demolition.pdf

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SECTION 02 41 00

DEMOLITION

PART 1 – GENERAL

1.1 DESCRIPTION

A. Scope:

1. CONTRACTOR shall provide all labor, materials, equipment, and incidentals as shown, specified and required for demolition, removal, and disposal Work.

2. The Work under this Section includes, but is not necessarily limited to:

a. Demolition and removal of existing materials and equipment as shown or indicated in the Contract Documents. The Work includes demolition of structural concrete, electrical systems and equipment, paving, curbs, fencing and similar existing facilities.

b. Demolition and removal of all Underground Facilities underneath, and above-grade piping and utilities in, the building(s) and structures shown or indicated for demolition, unless the Underground Facilities or above-grade facilities are shown or indicated as to remain.

c. Remove from slabs, foundations, walls, and footings that are to be demolished all utilities and appurtenances embedded in such construction.

3. Demolitions and removals specified under other Sections shall comply with requirements of this Section.

4. Perform demolition Work within areas shown or indicated.

5. Pay all costs associated with transporting and, as applicable, disposing of materials and equipment resulting from demolition.

B. Coordination:

1. Review procedures under this and other Sections and coordinate the Work that will be performed with or before demolition and removals.

1.2 QUALITY ASSURANCE

A. Qualifications:

1. Electrical Removals: Entity and personnel performing electrical removals shall be electrician legally qualified to perform electrical construction and electrical work in the jurisdiction where the Site is located.

B. Regulatory Requirements:

1. Demolition, removal, and disposal Work shall be in accordance with 29 CFR

1926.850 through 29 CFR 1926.860 (Subpart T - Demolition), and all other Laws and Regulations.

2. Comply with requirements of authorities having jurisdiction.

1.3 SUBMITTALS

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A. Informational Submittals: Submit the following:

1. Procedure Submittals:

a. Demolition and Removal Plan: Not less than ten days prior to starting demolition Work, submit acceptable plan for demolition and removal Work, including:

1) Plan for coordinating shut-offs, capping and temporary services.

2) Other proposed procedures as applicable.

3) Equipment proposed for use in demolition operations.

4) Planned demolition operating sequences.

5) Detailed schedule of demolition Work in accordance with the accepted Process Schedule.

2. Notification of Intended Demolition Start: Submit in accordance with

Paragraph 3.1.A of this Section.

3. Qualifications Statements:

a. Name and qualifications of entity performing electrical removals, including copy of licenses required by authorities having jurisdiction.

PART 2 – PRODUCTS (NOT USED)

PART 3 – EXECUTION

3.1 PREPARATION

A. Notification:

1. At least 48 hours prior to commencing demolition or removal, notify

CONTRACTING OFFICER in writing of planned start of demolition Work.

Do not start removals without permission of CONTRACTING OFFICER.

B. Protection of Surrounding Areas and Facilities:

1. Perform demolition and removal Work in manner that prevents damage and injury to property, structures, occupants, the public, and facilities. Do not interfere with use of, and free and safe access to and from, structures and properties.

2. Closing or obstructing of roads, drives, sidewalks, and passageways adjacent to the Work is not allowed unless indicated otherwise in the Contract Documents. Conduct the Work with minimum interference to vehicular and pedestrian traffic.

3. Provide temporary barriers, lighting, sidewalk sheds, and other necessary protection.

4. Repair damage to facilities that are to remain.

C. Existing Utilities:

1. Should uncharted or incorrectly charted Underground Facilities be encountered, CONTRACTOR responsibilities shall be in accordance with the General

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Conditions as may be modified by the Supplementary Conditions. Cooperate with utility owners in keeping adjacent services and facilities in operation.

2. Sanitary Sewer: Before proceeding with demolition, locate and cap all sewer lines and service laterals discharging from the building or structure being demolished.

3. Storm Water: Existing storm water system shall remain in place until demolitions of existing building or structure is completed. Upon completing demolition, cut and cap storm sewer laterals at locations shown on the Drawings. Remove existing storm water piping and related structures between points of cutting, and backfill, restore to grade, and stabilize the area over the removed facilities.

4. Water Piping: Before proceeding with demolition, locate and cap all potable and non-potable waterlines and service laterals serving the building or structure being demolished.

5. Other Utilities: Before proceeding with demolition, locate and cap as required all other utilities, such as fuel and gas; heating, ventilating, and air conditioning; electric; and communications; and service laterals serving the building or structure being demolished.

3.2 ELECTRICAL REMOVALS

A. Electrical demolition Work includes the removal of existing substations including transformers, switchgear, conduit, cables and miscellaneous related equipment, as shown, specified, or required.

B. Remove existing electrical equipment to avoid damaging systems to remain, to keep existing systems in operation, and to maintain integrity of grounding systems.

C. Prior to removal, the substation equipment shall be inspected by the Contracting

Officer who may identify certain components that are to be salvaged. After the Contracting officer has completed the inspection and salvaging desired the Contractor shall proceed with the demolition.

D. Transformers have been identified by the Contracting Officer as non PCB. The transformer oil shall be removed for legal disposal.

E. Cables in conduits to be removed shall be removed back to the power source unless otherwise shown or indicated. Verify the function of each cable before disconnecting and removing.

F. Conduits and cables shall be removed where shown or indicated. Abandoned conduits concealed in floor, ceiling slabs, or in walls shall be cut flush with the slab or wall (as applicable) at point of entrance, suitably capped, and the area repaired in a flush, smooth manner acceptable to the Contracting Officer. Exposed conduits, junction boxes, other electrical appurtenances, and their supports shall be disassembled and removed. Repair all areas of the Work to prevent rusting on exposed surfaces.

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G. Conduits in Underground Facilities not scheduled for reuse shall be suitably capped watertight where each enters building or structure to remain.

H. All equipment, not designated as remaining as Contracting Officer property, shall be removed and properly disposed off-Site as required.

3.6 DISPOSAL OF DEMOLITION DEBRIS

A. Remove from the Site all debris, waste, rubbish, and material resulting from demolition operations and equipment used in demolition Work.

B. Transportation and Disposal:

1. Non-hazardous Material: Properly transport and dispose of non-hazardous demolition debris at appropriate landfill or other suitable location, in accordance with Laws and Regulations. Non-hazardous material does not contain Asbestos, PCBs, Petroleum, Hazardous Waste, Radioactive Material, or other material designated as hazardous in Laws and Regulations.

2. Hazardous Material: Hazardous Waste will be turned over to the government for disposal. Disposal of hazardous waste will be performed under Watervliet Arsenal’s Hazardous Waste Contract. Contractor shall contact COR/PW Engineer if hazardous material is found at the site.

C. Submit to CONTRACTING OFFICER information required in this Section on proposed facility(ies) where demolition material will be recycled. Upon request, CONTRACTING OFFICER shall be allowed to visit recycling facility(ies) to verify adequacy and compliance status. During such visits, recycling facility operator shall cooperate and assist CONTRACTING OFFICER.

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1.2 QUALITY ASSURANCE