Bayview Gateway and Tulare Park Improvements Project Contract No
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Bayview Gateway and Tulare Park Improvements Project Contract No. 2758 SECTION 02 22 10 PIER DEMOLITION PART 1 - GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section. 1.2 SUMMARY A. Section Includes: 1. Demolition and removal of piers and associated structures. 2. Disconnecting, capping or sealing, and removing site utilities. B. Related Sections: 1. Section 311000 "Site Clearing" for site clearing and removal of above- and below-grade site improvements not part of pier demolition. 1.3 DEFINITIONS A. Remove: Detach items from existing construction and legally dispose of them off-site unless indicated to be removed and salvaged or recycled. B. Remove and Salvage: Carefully detach from existing construction, in a manner to prevent damage, and deliver to Owner. Include fasteners or brackets needed for reattachment elsewhere. C. Existing to Remain: Existing items of construction that are not to be removed and that are not otherwise indicated to be removed, removed and salvaged, or recycled. 1.4 MATERIALS OWNERSHIP A. Historic items, relics, antiques, and similar objects including, but not limited to, cornerstones and their contents, commemorative plaques and tablets, and other items of interest or value to Owner that may be uncovered during demolition remain the property of Owner. Carefully remove and salvage each item or object in a manner to prevent damage and deliver promptly to Owner. 1. Coordinate with Owner’s project manager, who will establish special procedures for removal and salvage. 1/10/2014 Bid 02 22 10 - 1 Pier Demolition Bayview Gateway and Tulare Park Improvements Project Contract No. 2758 1.5 SUBMITTALS A. Qualification Data: For demolition firm and professional engineer. B. Demolition Work Plan: Address all environmental requirements, construction equipment operations, schedule of activities, tenant relations, disposal, recycling, etc. Schedule of Pier Demolition Activities shall include the following: 1. Detailed sequence of demolition and removal work, with starting and ending dates for each activity. 2. Temporary interruption of utility services. 3. Coordination for shutoff and capping and continuation of utility services. 4. Locations of temporary protection and means of egress, including for other tenants affected by pier demolition operations. 5. Coordination of Owner’s continuing occupancy of adjacent piers and partial use of premises. C. Dust Control and Pollution Prevention Plans D. Health and Safety Plan E. Inventory: Submit a list of items to be removed and salvaged and deliver to Owner prior to start of demolition. F. Pre-demolition Photographs: Show existing conditions of adjoining construction and site improvements (including finished surfaces) that might be misconstrued as damage caused by pier demolition operations. Submit before the Work begins. G. Landfill Records: Indicate receipt and acceptance of hazardous wastes, including creosoted treated wood waste, by a landfill facility licensed to accept wastes. 1.6 QUALITY ASSURANCE A. Demolition Firm Qualifications: A firm with a minimum of 3 years experience in demolition of marine structures. B. Regulatory Requirements: Comply with governing BAAQMD notification regulations before beginning demolition. Comply with hauling and disposal regulations of authorities having jurisdiction. Comply with the regulatory requirements of the City’s dust control and recycling ordinance. C. Standards: Comply with ANSI/ASSE A10.6 and NFPA 241. D. Predemolition Conference: Conduct conference at Project site. Review methods and procedures related to pier demolition including, but not limited to, the following: 1. Inspect and discuss condition of construction to be demolished. 2. Review structural load limitations of existing structures. 3. Review and finalize pier demolition schedule and verify availability of demolition personnel, equipment, and facilities needed to make progress and avoid delays. 1/10/2014 Bid 02 22 10 - 2 Pier Demolition Bayview Gateway and Tulare Park Improvements Project Contract No. 2758 4. Review and finalize protection requirements. 5. Review procedures for dust control. 6. Review procedures for protection of adjacent buildings. 7. Review items to be salvaged and returned to Owner. 1.7 PROJECT CONDITIONS A. Pier areas to be demolished will be vacated prior to the start of Work. The majority of the pier areas are inaccessible to the public due to poor condition. B. Demolition will be occurring in a navigable waterway. Contractor shall keep waterways open to allow access to and continued use of existing facilities. C. Buildings immediately adjacent to demolition area will be occupied. Conduct pier demolition so operations of occupied buildings will not be disrupted. 1. Provide not less than 72 hours' notice of activities that will affect operations of adjacent occupied buildings. 2. Maintain access to existing walkways, exits, and other facilities used by occupants of adjacent buildings. a. Do not close or obstruct walkways, exits, or other facilities used by occupants of adjacent buildings without written permission from authorities having jurisdiction. D. Owner assumes no responsibility for pier structures to be demolished. 1. Conditions existing at time of inspection for bidding purpose will be maintained by Owner as far as practical. E. Creosote Treated Wood Waste (CTWW): It is expected that wood treated with creosote will be encountered in the Work. All timber piles are assumed to be creosote treated, other timbers and wood may be creosote treated. 1. Contractor’s work includes identifying, handling, storing, transporting, and disposing of CTWW. 2. Manage CTWW under Title 22 CA Code of Regulations, Division 4.5, Chapter 34. 3. For disposal of CTWW, submit a copy of each completed shipping record and weight receipt to the Engineer within 5 business days of disposal. 4. Provide training to personnel who handle CTWW or may come in contact with CTWW including: a. All applicable requirements of Title 8 CA Code of Regulations. b. Procedures for identifying and segregating CTWW. c. Safe handling practices. d. Requirements of Title 22 CA Code of Regulations, Division 4.5, Chapter 34. e. Proper disposal methods. 5. Store CTWW in such a way as to prevent any run-off and to keep debris secure and prevent any unauthorized access. 1/10/2014 Bid 02 22 10 - 3 Pier Demolition Bayview Gateway and Tulare Park Improvements Project Contract No. 2758 6. Resize and segregate CTWW at a location where debris from operations including sawdust and chips can be contained. Collect and manage the debris as CTWW. 7. Provide water resistant labels that comply with Title 22 CA Code of Regulations, Division 4.5, Chapter 34, to clearly mark and identify CTWW and accumulated areas. Labels must include: a. Port of San Francisco, Contract Name and Number. b. Pier 90, San Francisco, CA 94124. c. Engineer’s name, address and telephone number. d. Contractor’s contact name and telephone number. e. Date placed in storage. 8. Before transporting CTWW, obtain an agreement from the receiving facility that the treated wood waste will be accepted. Protect shipments of treated wood waste from loss and exposure to precipitation. Where 10,000 pounds or more of CTWW is generated, request a hazardous waste generator identification number from the Engineer at least 5 business days before the first shipment. Each shipment must be accompanied by a shipping record such as a bill of lading or invoice that includes: a. Port of San Francisco b. Construction Contract Number c. Port of San Francisco address d. Engineer’s name, address and telephone number e. Contractor’s contact name and telephone number f. Receiving facility name and address g. Waste description: treated wood waste (preservative type) h. Project Location i. Estimated quantity of shipment by weight or volume j. Date of transport k. Date of receipt by the receiving waste facility l. Weight of shipment as measured by the receiving waste facility m. For projects with 10,000 pounds or more of CTWW, include the generator identification number. 9. The shipping record must be at least 4-part carbon or carbonless 8-1/2” x 11” form to allow retention of copies by the Engineer, transporter, and disposal facility. 10. Dispose of CTWW at an approved facility. A list of currently approved facilities may be viewed at: http://www.dtsc.ca.gov/HazardousWaste/upload/TWW_Confirmed_Landfill_List.pdf 11. Dispose of CTWW promptly, and within no more than 90 days after generation. 12. Full compensation for handling, storing, transporting, and disposing of CTWW, including personnel training, is included in the contract price. F. On-site storage or sale of removed items or materials is not permitted. 1.8 COORDINATION A. Arrange demolition schedule so as not to interfere with Owner's and other tenant’s on-site operations. 1/10/2014 Bid 02 22 10 - 4 Pier Demolition Bayview Gateway and Tulare Park Improvements Project Contract No. 2758 PART 2 - PRODUCTS (Not Used) PART 3 - EXECUTION 3.1 DEMOLITION FIRMS A. Demolition Firms: 1. Qualified Demolition Firms will be selected by Owner to perform the Work of this Section. 3.2 EXAMINATION A. Survey existing conditions and correlate with requirements indicated to determine extent of pier demolition required. B. Review Project Record Documents of existing construction provided by Owner (The Port of San Francisco). Owner does not guarantee that existing conditions are same as those indicated in Project Record Documents. C. Inventory and record the condition of items to be removed and salvaged. D. When unanticipated mechanical, electrical or structural elements are encountered, investigate and measure the nature and extent of the element. Promptly submit a written report to Owner. E. Engage a professional engineer to perform an engineering survey of condition of the pier to determine whether removing any element might result in structural deficiency or unplanned collapse of any portion of structure or adjacent structures during building demolition operations. F. Verify that hazardous materials have been remediated before proceeding with pier demolition operations.