38-02110 Demolition.pdf

SECTION 02110

DEMOLITION DIVISION 2

West Branch Regional Authority 02110-1 January 2026 Route 54 Sanitary Sewer Extension Project Demolition Contract No. WB-1

PART 1 - GENERAL

1.01 DESCRIPTION OF WORK

A. Scope

1. The work covered under this section shall consist of providing all plant, labor, and material required to perform the Demolition, as set forth on the Drawings and in accordance with this section of the Specifications.

2. The Contractor shall perform all the demolition work necessary to allow for the complete installation of all proposed or modified structures and facilities. He shall also demolish those substructures which are indicated on the Drawings to be removed (indicated demolition work), or abandon in place as indicated, to the limits shown on the Drawings. The method of demolition shall be of the Contractor's own choosing except for the limitations hereinafter indicated.

3. Utilities and pipelines which will have their usage curtailed or abandoned by construction of the project shall be closed off in a manner approved by the respective utilities and the Engineer.

4. All demolition work shall be performed in a timely manner, using extreme care to protect and preserve in place and without damage all new facilities and all existing facilities not designated for removal. work shall be accomplished without interference to treatment facility operations and personnel.

5. Demolition activities shall be conducted such that requirements for patching shall be minimized. Patching shall be performed as required to provide a neat and workmanlike finished appearance to existing floors and other surfaces.

6. The Contractor shall review the Drawings pertaining to existing facilities and demolition and perform the necessary on-site inspections before submitting his Bid to develop a full understanding of the scope of the demolition work as herein specified and set forth on the Drawings. Any deviations from the information depicted on the Drawings or found during construction will not be a basis for a claim for additional compensation.

7. The term demolition, as used herein, shall mean the careful and particular removal of existing objects or structures, or parts thereof, excepting those designated to remain, to the specific limits indicated in the Specifications and on the Drawings, and as designated by the Engineer; the disposal of that which was removed; and the performance of related work.

B. Related Specifications

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1. Section 01000: Summary of Work and Special Requirements.

2. Section 03300: Cast-In-Place Concrete.

1.02 CONSIDERATION FOR UTILITIES AND OTHER FACILITIES

A. It is the responsibility of the Contractor, prior to starting work on this project and also during construction, to fully cooperate and coordinate the work of this project with the Owner and to determine the exact location of any equipment, structures, process piping, drains, electrical and/or telephone lines, electrical conduits, air lines, etc., so that he may locate and protect them, whether or not such facilities are shown on the Drawings.

B. The Contractor will be responsible for all damages to utilities and other facilities that may result from his operations and will restore same to their original conditions as soon as possible and prior to completion of the Contract.

1.03 PROPERTY RESTORATION

A. The Contractor will be responsible for all damages to private properties, structures, fences, lawns, roadways, parking areas, driveways, sidewalks, etc., that may result from his operations and will restore same to their original condition as soon as possible and prior to completion of the Contract.

1.04 SAFETY CONSIDERATIONS

A. The Contractor shall comply with all applicable local, State, and Federal safety laws, codes, and regulations and with the ASA "Standard Safety Code for Building Construction."

B. The Contractor will assume full responsibility and liability for all property damage and bodily injury that may result from him damaging or disturbing any equipment, utilities, structures, power lines, water and drain lines, or other facilities.

1.05 PROJECT CONDITIONS

A. Building to be demolished will be vacated and its use discontinued before start of work.

B. Conditions existing at time of inspection for bidding purpose will be maintained by the

Owner as far as practical.

1.06 STRUCTURE DEMOLITION AND BACKFILL

A. The existing buildings and treatment structures where indicated on the Drawings, shall be completely removed, including the foundations.

B. Backfill

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1. In areas to be paved or receive new structures: Compacted structural fill.

2. In areas to be grass/lawn: Approved fill.

3. Refer to Specification Section 02200: Earthwork for definitions and descriptions of fill materials.

C. Disposal Locations

1. Construction and Demolition Waste: The contractor will dispose of all construction and demolition waste, as defined by The Pennsylvania Code, Title 25, Chapter 271, at a disposal facility licensed and approved by the Pennsylvania Department of Environmental Protection (PADEP). A manifest or weight receipt, indicating location and time of disposal, and the weight of each load of construction demolition waste must accompany invoice for payment.

2. Clean Fill: Uncontaminated brick, concrete block, concrete and waste from land clearing, grubbing and excavation, including trees, brush, stumps and vegetative material that are considered clean fill under PA Code Title 25, and ensuing regulations, must be disposed of off site in a location to be determined by the General Contractor at no additional cost to the Owner. Clean fill cannot be used to backfill foundations.

3. Paint Contaminated Wood: Painted wood cannot be sold as firewood, nor burned other than in a PADEP approved municipal waste incinerator.

4. Burning as Disposal: Burning of debris or structures is not allowed under any circumstances.

5. Residual or Hazardous Waste: Any residual or hazardous waste must be disposed of in accordance with the relevant State and Federal Regulations.

PART 2 - PRODUCTS

2.01 SALVAGED MATERIALS

A. No materials salvaged from the demolition work shall be reused without the express permission of the Engineer.

B. Some materials salvaged shall become the property of the Owner as specifically listed on the Drawings. The remainder of the salvaged materials shall become the property of the Contractor, and he shall dispose of them off the project site as he sees fit, except that no on-site sales will be permitted.

PART 3 - EXECUTION

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3.01 EXAMINATION

A. Survey existing conditions and correlate with requirements indicated to determine extent of demolition required.

B. Survey the condition of the building to determine whether removing any element might result in a structural deficiency or unplanned collapse of any portion of the structure or adjacent structures during demolition.

C. Perform surveys as the work progress to detect hazards resulting from demolition activities, as applicable.

3.02 PREPARATION

A. The Contractor will notify the Engineer at least one (1) week before commencing the demolition work.

B. Prior to all demolition work, the Contractor will carefully inspect the entire site, and all objects designated to be removed or to be preserved. The Contractor will locate all existing structures, braces, equipment, piping, etc. and determine all requirements for disconnecting, capping, relocating and/or protecting same, as required.

C. The Drawings do not purport to show all objects existing on the site. Before commencing the demolition work, the Contractor will verify with the Engineer all objects to be removed and all objects to be preserved.

D. The Contractor will schedule all work in a careful manner with all necessary consideration of the Owner's operations and operating personnel and shall avoid interference with the use of, and passage to and from, adjacent buildings and facilities.

3.03 POLLUTION CONTROLS

A. Use water mist, temporary enclosures, and other suitable methods to limit the spread of dust and dirt, on an as needed basis during periods of dry weather. Comply with governing environmental protection regulations.

1. Do not create hazardous or objectionable conditions, such as ice, flooding, and pollution, when using water.

B. Remove and transport debris in a manner that will prevent spillage on adjacent surfaces and areas.

C. Clean adjacent buildings and improvements of dust, dirt, and debris caused by demolition operations, if dust and debris are beyond an acceptable level normal to this type of work.

No interior cleaning to adjacent buildings will be required. Return adjacent areas to

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3.04 DEMOLITION PROCEDURES

A. The Contractor shall erect all fences, guard rails, lights, enclosure chutes, catch platforms, shoring, and other protective devices necessary for human safety and property protection.

He shall be especially careful where work being demolished is adjacent to work to remain.

He shall provide all necessary coverings, etc., to keep dust and debris from damaging existing operating equipment, instrumentation, and electrical devices.

B. The use of wrecking balls within twenty-five (25) feet of an existing structure or tank, or which in the opinion of the Engineer will disturb existing underground or overhead piping or facilities, will not be permitted.

C. After demolition of substructure facilities, the Contractor shall fill any cavities and bring the grade to the elevations indicated on the Drawings, all in accordance with the requirements of this Division.

D. Any damage to structures or facilities which are to remain in use shall be the responsibility of the Contractor and he shall repair same to the satisfaction of the Engineer.

E. Burning of materials on the project site will not be permitted.

F. All unused pipe sleeves and penetrations shall be plugged or blanked off to insure a permanent watertight seal. If flanges are present on the pipe sleeves, a blind flange and gasket may be used to blank off the openings. If flanges are not present or are damaged, sleeves should be sandblasted on inside surfaces, coated with an epoxy bonding compound, and filled with a nonshrink grout.

G. Connection of new concrete with existing concrete shall be made in accordance with the

Drawings and as specified in Division 3: Concrete.

H. The complete scope of demolition work shall be as required to perform the construction, described by the Specifications and Drawings, in a satisfactory manner, as determined by the Engineer.

3.05 CUTTING, PATCHING, AND RESTORATION

A. The Contractor will cut openings in the existing work and properly set all sleeves or forms in new work in ample time to prevent delays. He will see that all such openings are located accurately and are of proper size and shape and will consult with the Owner and other concerned contractors in reference to this work. Openings cut in existing work will be as small as possible. In no case will structural members be cut.

B. The Contractor will carefully fit, close up, repair, patch, and point around the work specified

West Branch Regional Authority 02110-6 January 2026 to the satisfaction of the Engineer.

C. All of this work will be done by careful workmen competent to do such work and with the proper small hand tools. Power tools will not be used except where, in the opinion of the Engineer, the type of tool proposed can be used without damage to any work or structures and without inconvenience or interference with the operation of any facilities. The Engineer's approval of the type of tool will not in any way relieve or diminish the responsibility of the Contractor for such damage, inconvenience, or interference resulting from the use of such tools.

D. The Contractor will not cut or alter the work of any other contractor, nor permit any of his subcontractors to cut or alter the work of any other contractor, except with the written consent of the Engineer. All cutting, patching, and repairing made necessary due to the negligence, carelessness, or incompetence of the Contractor or any of his subcontractors will be the responsibility of the Contractor and shall be performed by or at the expense of the Contractor.