INVITATION FOR BID (IFB) IFB NO. GSWA 003-18 LAYON LANDFILL CONSTRUCTION OF CELL 3 ADDENDUM NO. 1 OCTOBER 8, 2018 ALL BIDDERS MUST ACKNOWLEDGE RECEIPT OF THIS ADDENDUM ON THE SPACE PROVIDED BELOW, AND RETURN TO GSWA BY EITHER E-MAIL, alicia.gswa@gmail.com, OR BY FAX, 671-649-3777. NAME OF PROPOSER: AUTHORIZED SIGNATURE: PRINT NAME: DATE:
LAYON LANDFILL CONSTRUCTION OF CELL 3 Project No. GSWA-003-18 October 8, 2018 ADDENDUM NO. 1 This addendum shall form part of the Contract Documents. Failure by any proposer to acknowledge receipt of this addendum in its proposal shall be grounds for disqualification of its proposal. NOTICE TO BIDDERS: The Bid Documents of the above project are hereby amended as follows: Modified Add or Replaced With Description I. BID DOCUMENTS Bid Schedule of Values Replace with Bid Schedule of Values (AD-01) Revised Bid Schedule of Values table with a Detailed Schedule of Values table. Revised language and notes. II. DRAWINGS C-107 C-107 R1 Added monitoring well table descriptions. Revised locations of callout 4. III. SPECIFICATIONS Technical Specifications Table of Contents Section 01025 Measurement and Payment Section 01052 Layout of Work and Survey Section 01300 Submittals Section 01320 Health and Safety Plan Section 01500 Construction Facilities Replace with Technical Specifications Table of Contents (AD-01) 01025 Measurement and Payment (AD-01) 01052 Layout of Work and Survey (AD-01) 01300 Submittals (AD-01) 01320 Health and Safety Plan (AD-01) 01500 Construction Facilities (AD-01) Table of Contents has been revised to reflect the added and removed sections. References to the Revised Bid Schedule of Values have been added. References to an Unexploded Ordinance (UXO) Monitoring Plan were deleted. References to the UXO Monitoring Plan were deleted. References to conducting work over refuse was deleted. The section has been edited to fix some formatting issues.
Section 02105 Clearing and Striping Section 02110 Structure Demolition Section 02200 Site Earthwork Section 02221 Excavating and Stockpiling Section 02222 Engineered and Random Fill, Utility and Anchor Trench Backfill Section 02223 Geosynthetic Subgrade Prep Section 02224 Operations Layer Section 02225 Low Permeability Soil Liner Section 02226 Drainage Gravel Section 02230 Surface Water Drainage Systems Section 02270 Erosion and Sediment Control Section 02324 Trenching Section 02533 Leachate Pumping Stations 02105 Clearing and Striping (AD-01) 02110 Structure Demolition (AD-01) Deleted Section 02200 Site Earthwork 02221 Excavating and Stockpiling (AD-01) 02222 Engineered and Random Fill, Utility and Anchor Trench Backfill (AD-01) Added Section 02223 Geosynthetic Subgrade Preparation (AD-01) Added Section 02224 Operations Layer (AD-01) 02225 Low Permeability Soil Liner (AD-01) Added Section 02226 Drainage Gravel (AD-01) 02230 Surface Water Drainage Systems (AD-01) 02270 Erosion and Sediment Control (AD-01) 02324 Trenching (AD-01) 02533 Leachate Pumping Stations (AD-01) Section was updated. The referenced section number for Borehole or Well Abandonment has been changed to correctly refer to Section 13922. The section has been deleted. Refer to Sections 02222, 02324 and 02740. The section was revised to delete references to a UXO Monitoring Plan. Some of the sections referenced in the Related Sections have also been deleted. The requirement for UXO Monitoring Plan was deleted. This section has been revised to clarify the ASTM testing standard.
Section 02536 Forcemain 02536 Forcemain (AD-01) Section 02710 Corrugated High Density Polyethylene 02710 Corrugated High Density Polyethylene (AD- 01) Section 02712 Leachate Collection System 02712 Leachate Collection System (AD-01) New Section Add Section 02721 Aggregate Base Course (AD-01) Section 02740 Flexible Pavement Section 02750 High Density Polyethylene (HDPE) Piping Section 02771 Geotextile Section 02774 Geocomposite Drain Material 02740 Flexible Pavement (AD-01) Section 02750 High Density Polyethylene (HDPE) Piping (AD-01) 02771 Geotextile (AD-01) 02744 Geocomposite Drain Material (AD-01) Section 02778 Geomembrane 02778 Geomembrane (AD- 01) Section 03200 Concrete Reinforcement Section 03300 Cast in Place Concrete Section 13191 LFG Collection System Section 13922 Borehole or Well Abandonment 03200 Concrete Reinforcement (AD-01) 03300 Cast in Place Concrete (AD-01) 13191 LFG Collection System (AD-01) 13922 Borehole or Well Abandonment (AD-01) Section has been added to specify aggregate base requirements. Section has been updated to include specification for the aggregate base requirements. Updated Section Part 1.2D has been removed. Part 1.2D has been removed.. Note, the descriptions in the table above give a general understanding and location of the change, it is the Contractor s responsibility to review the changes in this addendum and incorporate as needed in their bid package.
IV. RESPONSES TO BIDDER S QUESTIONS Question #1: Considering the volume of work, quantity take-offs and estimate as well as return information for request for quote and pricing from suppliers, vendors and subcontractors, we respectfully would like to request for Bid Submission Extension of three (3) weeks from October 26, 2018. Response: The Bid Submission Date is extended to 2:00 pm on November 9, 2018 local Guam time. Question #2: Please confirm Bid Item 4.1 Excavation quantity is One (1) Cubic Yard? Response: Refer to attached updated BSOV (AD-01) Question #3: Please confirm Bid Item 4.2 Stockpiling quantity is One (1) Cubic Yard? Response: Refer to attached updated BSOV (AD-01) Question #4: Otherwise for bid uniformity please provide quantities for Bid Item 4.1 and 4.2 Response: Refer to attached updated BSOV (AD-01) Question #5: Please confirm Bid Item 4.0 does not include Bid Item 4.1 and 4.2? Response: Correct. Refer to attached updated BSOV (AD-01) Question #6: Who is the Funding Agency? Response: The Receiver on behalf of the Guam Solid Waste Authority (GSWA) Question #7: Please provide us a copy of the pre-bid minutes and attendance sheet. Response: See attached Pre-Bid Minutes and Attendance Sheet. Question #8: Division 25 Integrated Automation Specification was not included in the documents, please provide. Response: Division 25 Specifications will be provided with an Addendum #2. Question #9: Please confirm all cleared, grubbed and demolition debris will be dispose in the Layon Landfill at no charge. Response: All construction debris shall be disposed of in a proper hardfill facility. It is encouraged to use green waste onsite for compost to create a viable topsoil source that meets contract specification.
Question #10: Refer to Instruction To Bidders Item 9.0 Competency of Bidders, a. Experience on similar work. Does this mean the bidder should have constructed a landfill? Otherwise please explain further what is similar works mean. Response: Contractor shall demonstrate experience on similar work, however, not limited to the following: experience in handling, installing, and testing geosynthetic materials, experience in handling large earthwork projects in wet environments of clayey soils, experience in construction and installation of utility structures (power, water, storm drain, gas lines), experience in construction of an asphalt road. Question #11: Refer to Qualifications form, item B for Previous Project Experience, 1. Typical Contracts Completed During Last Five Years. Does Typical Contracts mean a Landfill Project? Otherwise please explain further what is Typical Contracts mean. Response: Refer to response to Question #9. Question #12: Refer to drawing sheet C-519 detail 2 for Abandon Well Head, please provide total deep of well. Response: See attached revised drawing sheet C-107-R1 ATTACHMENTS: 1. Bid Schedule of Values (AD 01) 2. Pre Bid Meeting Minutes 3. Pre Bid Meeting Attendance Sheet 4. C 107 R1 5. Section 01025 Measurement and Payment (AD 01) 6. Section 01052 Layout of Work and Survey (AD 01) 7. Section 01300 Submittals (AD 01) 8. Section 01320 Health and Safety Plan (AD 01) 9. Section 01500 Construction Facilities (AD 01) 10. Section 02105 Clearing and Striping (AD 01) 11. Section 02110 Structure Demolition (AD 01) 12. Section 02221 Excavating and Stockpiling (AD 01) 13. Section 02222 Engineering and Random Fill, Utility, and Anchor Trench Backfill (AD 01) 14. Section 02223 Geosynthetic Subgrade Preparation (AD 01). 15. Section 02224 Operations Layer (AD 01) 16. Section 02225 Low Permeability Soil Liner (AD 01) 17. Section 02226 Drainage Gravel (AD 01) 18. Section 02230 Surface Water Drainage Systems (AD 01) 19. Section 02270 Erosion and Sediment Control (AD 01) 20. Section 02324 Trenching (AD 01) 21. Section 02533 Leachate Pumping Stations (AD 01)
22. Section 02536 Forcemain (AD 01) 23. Section 02710 Corrugated High Density Polyethylene (AD 01) 24. Section 02712 Leachate Collection System (AD 01) 25. Section 02721 Aggregate Base Course (AD 01) 26. Section 02740 Flexible Pavement (AD 01) 27. Section 02750 High Density Polyethylene (HDPE) Piping (AD 01) 28. Section 02771 Geotextile (AD 01) 29. Section 02774 Geocomposite Drain Material (AD 01) 30. Section 02778 Geomembrane (AD 01) 31. Section 03200 Concrete Reinforcement (AD 01) 32. Section 03300 Cast in Place Concrete (AD 01) 33. Section 13191 LFG Collection System (AD 01) 34. Section 13922 Borehole or Well Abandonment (AD 01) 35. Specifications Table of Contents (AD 01) -END OF ADDENDUM No. 1-