36C24619R0057-0001006.pdf

Department of Veteran Affairs VA Project #652-17 -104 H.H. McGuire VA Medical Center A/E Upgrade Pha rmacy to USP 800 Richmond, Virginia Bid Documents: 02/14/19

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SECTION 02 41 00

DEMOLITION

PART 1 - GENERAL

1.1 DESCRIPTION:

This section specifies demolition and removal of b uildings, portions of buildings, utilities, other structures and debris f rom trash dumps shown.

1.2 RELATED WORK:

A. Safety Requirements: Section 01 35 26 Safety Req uirements Article, ACCIDENT PREVENTION PLAN (APP).

B. Disconnecting utility services prior to demoliti on: Section 01 00 00, GENERAL REQUIREMENTS.

C. Reserved items that are to remain the property o f the Government:

Section 01 00 00, GENERAL REQUIREMENTS.

D. Asbestos Floor Mastic Removal: Section 02 82 13. 19, ASBESTOS FLOOR

MASTIC ABATEMENT

E. Environmental Protection: Section 01 57 19, TEMP ORARY ENVIRONMENTAL

CONTROLS.

F. Construction Waste Management: Section 017419 CO NSTRUCTION WASTE

MANAGEMENT.

G. Infectious Control: Section 01 35 26, SAFETY REQ UIREMENTS, Article

1.12, INFECTION CONTROL.

1.3 PROTECTION:

A. Perform demolition in such manner as to eliminat e hazards to persons and property; to minimize interference with use of adjacent areas, utilities and structures or interruption of use of such utilities; and to provide free passage to and from such adjacent a reas of structures.

Comply with requirements of GENERAL CONDITIONS Arti cle, ACCIDENT

PREVENTION.

B. Provide safeguards, including warning signs, bar ricades, temporary fences, warning lights, and other similar items tha t are required for protection of all personnel during demolition and r emoval operations.

Comply with requirements of Section 01 00 00, GENER AL REQUIREMENTS, Article PROTECTION OF EXISTING VEGETATION, STRUCTUR ES, EQUIPMENT, UTILITIES AND IMPROVEMENTS.

C. Maintain fences, barricades, lights, and other s imilar items around exposed excavations until such excavations have bee n completely filled.

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D. Provide enclosed dust chutes with control gates from each floor to carry debris to truck beds and govern flow of mater ial into truck.

Provide overhead bridges of tight board or prefabri cated metal construction at dust chutes to protect persons and property from falling debris.

E. Prevent spread of flying particles and dust. Spr inkle rubbish and debris with water to keep dust to a minimum. Do not use water if it results in hazardous or objectionable condition suc h as, but not limited to; ice, flooding, or pollution. Vacuum and dust the work area daily.

F. In addition to previously listed fire and safety rules to be observed in performance of work, include following:

1. No wall or part of wall shall be permitted to fa ll outwardly from structures.

2 Wherever a cutting torch or other equipment that might cause a fire is used, provide and maintain fire extinguishers ne arby ready for immediate use. Instruct all possible users in use o f fire extinguishers.

3. Keep hydrants clear and accessible at all times. Prohibit debris from accumulating within a radius of 4500 mm (15 fe et) of fire hydrants.

G. Before beginning any demolition work, the Contra ctor shall survey the site and examine the drawings and specifications to determine the extent of the work. The contractor shall take neces sary precautions to avoid damages to existing items to remain in place, to be reused, or to remain the property of the Medical Center; any dama ged items shall be repaired or replaced as approved by the COR. The Co ntractor shall coordinate the work of this section with all other work and shall construct and maintain shoring, bracing, and suppor ts as required. The

Contractor shall ensure that structural elements ar e not overloaded and shall be responsible for increasing structural supp orts or adding new supports as may be required as a result of any cutt ing, removal, or demolition work performed under this contract. Do n ot overload structural elements. Provide new supports and reinf orcement for existing construction weakened by demolition or rem oval works. Repairs, reinforcement, or structural replacement must have Resident Engineer’s approval.

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H. The work shall comply with the requirements of S ection 01 57 19, TEMPORARY ENVIRONMENTAL CONTROLS.

I. The work shall comply with the requirements of S ection 01 00 00, GENERAL REQUIREMENTS, Article 1.7 INFECTION PREVENT ION MEASURES.

1.4 UTILITY SERVICES:

A. Demolish and remove outside utility service line s shown to be removed.

B. Remove abandoned outside utility lines that woul d interfere with installation of new utility lines and new construct ion.

PART 2 - PRODUCTS (NOT USED)

PART 3 – EXECUTION

3.1 DEMOLITION:

A. Completely demolish and remove buildings and str uctures, including all appurtenances related or connected thereto, as note d below:

1. As required for installation of new utility serv ice lines.

B. Debris, including brick, concrete, stone, metals and similar materials shall become property of Contractor and shall be di sposed of by him daily, off the Medical Center to avoid accumulation at the demolition site. Materials that cannot be removed daily shall be stored in areas specified by the Resident Engineer. Break up concre te slabs below grade that do not require removal from present location i nto pieces not exceeding 600 mm (24 inches) square to permit drain age. Contractor shall dispose debris in compliance with applicable federal, state or local permits, rules and/or regulations.

C. In removing buildings and structures of more tha n two stories, demolish work story by story starting at highest level and p rogressing down to third floor level. Demolition of first and second s tories may proceed simultaneously.

D. Remove and legally dispose of all materials, oth er than earth to remain as part of project work, from any trash dumps shown . Materials removed shall become property of contractor and shall be di sposed of in compliance with applicable federal, state or local permits, rules and/or regulations or to be be hauled to VA specifi ed disposal site as directed by the COR. All materials in the indicated trash dump areas, including above surrounding grade and extending to a depth of 1500mm

(5feet) below surrounding grade, shall be included as part of the lump sum compensation for the work of this section. Mate rials that are located beneath the surface of the surrounding grou nd more than 1500 mm

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(5 feet), or materials that are discovered to be ha zardous, shall be handled as unforeseen. The removal of hazardous mat erial shall be referred to Hazardous Materials specifications.

E. Remove existing utilities as indicated or uncove red by work and terminate in a manner conforming to the nationally recognized code covering the specific utility and approved by the R esident Engineer.

When Utility lines are encountered that are not ind icated on the drawings, the Resident Engineer shall be notified p rior to further work in that area.

3.2 CLEAN-UP:

On completion of work of this section and after re moval of all debris, leave site in clean condition satisfactory to Resid ent Engineer.

Clean-up shall include off the Medical Center dispo sal of all items and materials not required to remain property of the Go vernment as well as all debris and rubbish resulting from demolition op erations.

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