METRO-NORTH COMMUTER RAILROAD COMPANY A Public Benefit Corporation of THE STATE OF NEW YORK Invitation for Bid No. 1000130342 CONSTRUCTION SERVICES FOR THE CONSTRUCTION OF THE HARLEM RIVER LIFT BRIDGE WATERSIDE PROTECTION, PIER REHABILITATION, MISCELLANEOUS AND SESIMIC RETORFITS, AND NORTH APPROACH SPAN REPAIRS ADDENDUM No. 2 November 13, 2019 The following constitutes Addendum No. 2 issued to the bid documents to Invitation for Bid No. 1000130342 dated November 13, 2019. Each Proposer shall acknowledge receipt of this Addendum in the submitted Bid. A copy of this Addendum shall be returned with your Bid. You are hereby informed of the following changes in the above reference IFB: Item 1 – Response to Questions and RFP The following is comprised of Metro-North Railroad's responses to questions and RFI’s submitted with respect to the subject IFB. Question 1 General Notes #7 of the Waterside Protection states “Contractor shall obtain all necessary licenses and/or permits required to perform the specified work”. Has Metro-North obtained any permits for the work? Response 1 Permits obtained to date are located in the Attachments in Technical Provisions “01 41 00 Regulatory Permitting Requirements”. Supplemental information has been submitted to agency for the Pier Rehabilitation project. Coast Guard Permitting filed to date is included herein to this addendum. Question 2 Will Contractor’s be required to take the Contractor Railroad Safety Training? 1 Response 2 Yes, all contractors will be required to take and successfully pass the MNR Contractor Safety Training as of October 31, 2019 or sooner. There were important updates to the training module which are denoted on the temporary and permanent safety training cards as “Safety Training and Class C Electrical Training.” It is the contractor’s responsibility to verify that they have successfully completed the appropriate training and have their valid MNR Contractor Safety Training Card (temporary or permanent) with them. (Ref Article 1.20.F of the Terms and Conditions for more information on Contractor Safety Training) Question 3 Is the in-water work restrictions from 1/15 through 6/30 subject to change? Response 3 The in-water work restrictions were set by USCG and NOAA Fisheries. See Attachments in Technical Provision “01 41 00” for in-water work restrictions. Question 4 Is there access to Piers B & E? Response 4 There is no direct access to the top of pier at B & E. Access to the top of the pier shall be by water via barge or other appropriate means provided by the Contractor. Question 5 Access to the existing fender was limited during the tour. Please provide existing drawings and plans. Response 5 See Reference Drawings in Attachment B1 – Waterside Protection Drawings Question 6 Can work be done at the same time on both towers for the seismic retrofit and miscellaneous improvements? 2 Response 6 Yes. Question 7 Does the contractor have to seal the concrete under the new 1.25-foot concrete encasement? Response 7 No, see Technical Provisions specification 03 30 01 for additional information. Question 8 In the Harlem River Lift Bridge Waterside Protection Drawings, Drawing G-03, Under Suggested Construction Sequencing, Notes 7 and 8, can you please confirm that all new Fender work must be complete on one Pier before new fender work can proceed on another pier? Does this restriction include demolition on the adjacent pier while work is being done on another pier? Response 8 The contractor shall follow the US Coast Guard’s General Construction Requirements. See Attachments in Technical Provision “01 41 00”. Question 9 According to the Specifications, the Contractor must supply an Engineer's Filed Office. For an accurate estimate of the costs to connect the office trailer to utilities, can you please supply us with a location of the Engineer's Office Trailer. Response 9 The contractor can make arraignments with NYC DOT and NYC Parks for field office location. Past locations for trailers were in the Parks on the Manhattan side and Park Ave on the Bronx side. Question 10 According to the specifications, in Summary of Work, Under F, Limitations of Work Areas, No. 4, "No in-water work from 1/15 to 6/30 of each year is allowed (per U.S. Coast Guard Permit stipulations)". There are no US Coast Guard stipulations in regards to limitations on working in the Harlem River during any time of year. Please explain and clarify when there can be no in-water work. 3 Response 10 See Attachment D, Technical Provision, specification 01 41 00 and the corresponding attachment from NOAA Fisheries titled “Federal Interagency Comment Form” Question 11 Please define the major components allowed for bridge openings (lifting the span). Response 11 Bridge openings are not allowed on this project. See Technical Provisions, Specification 01 11 00 Summary of Work Part 2.A included herein with this Addendum. Question 12 Under the Measurement and Payment section of the technical specifications, letter I and J, Item No. 8 and Item No. 9, are for 24" Piles and 72" shafts. Does the pay length for these item include the length of the rock socket installed as well, or is the pay length only for the pipe material above the ground, and not the length of the rock socket? Response 12 Total length of piles does not include length of the rock socket installed. The cost for rock sockets shall be part of Item No. 7 Waterside Protection at Harlem River Lift Bridge (Lump Sum). Question 13 According to Track Outage Stipulations in Contractor Requirements for Work Affecting the Railroad (Specification 01 14 50), two-track and four-track outages are permissible, will the bridge be operational during track outages? Response 13 Yes, the Contractor shall not impede the operation (lifting) of the bridge during the course of this project. There are no bridge openings permitted for this project, See Technical Provisions, Specification 01 14 50 Contractor Requirements for Work Affecting the Railroad. Item 2- Attachments 1-4: - 01 11 00 Summary of Work - 01 14 50 Contractor Requirements for Work Affecting the Railroad - 01 20 00 Measurement and Payment - Bid Sheet - US Coast Guard Application - Appendices Combined 4 END OF ADDENDUM No. 2 All other information included in this IFB remains the same. 5 SECTION 01 11 00 SUMMARY OF WORK PART 1 – GENERAL 1.01 CONTRACT DESCRIPTION The work under this Contract is to supply all the material, equipment, and labor to construct the Harlem River Lift Bridge (HRLB) Waterside Protection, HRLB Pier Rehabilitation, miscellaneous and seismic retrofits to the HRLB, and pier repairs on the Bronx approach in accordance with the Contract Drawings and Technical Specifications. 1.02 WORK COVERED BY CONTRACT DOCUMENTS A. The work to be performed is shown on the Contract Drawings and described in these specifications. The work to be performed shall not be limited to the exact extent mentioned or described but shall include all incidental work necessary or customarily done for its completion. The Contractor shall furnish labor, supervision, services, material, equipment, plant machinery, apparatus, appliances, tools, supplies, and other incidental items necessary to complete each item of work as specified in the Contract Drawings and Specifications. The contractor’s work includes, but is not limited to, the following tasks: 1. Project mobilization and submittals. 2. Site preparation, including but not limited to: setting up work barges and providing safe access to the river and land work zones: installation of construction and security fence and lighting, mobilization of construction equipment, staging of equipment and materials on site. 3. HRLB Waterside Protection: i. Removal of the following components: 1. Existing timber fender extending from Pier D (Bronx side) 2. Existing timber fender and walkway at Piers B, C, D and E (to the limits shown on the plans) 3. Existing pile cluster at South corner of Pier D 4. Single existing pile where Type ‘B’ fender is to be installed off the South corner of Pier D ii. Installation of two different fender systems (Type ‘A’ and Type ‘B’) consisting of composite lumber for protection beneath the bridge deck and outside of the pier. 1. Type ‘A’ Fender – Beneath bridge deck 2. Type ‘B’ Fender – Outside of pier limits iii. Installation concrete-filled steel drilled shafts too accommodate proposed fender system beneath the bridge deck 1. Type ‘A’ Fender – Four 72” drilled shafts iv. Installation of the following concrete-filled steel pipe piles to accommodate proposed fender systems outside of the deck limit: 1. Type ‘B’ Fender – Thirty 24” driven piles v. Installation four steel beams (two for each side of the channel) to serve as the protective barrier for the Type ‘A’ fender vi. Installation of maintenance walkways for both types of fender systems vii. Installation of the following miscellaneous components: SUMMARY OF WORK 01 11 00-1 1. Navigation lights 2. Remove and replace existing waterway signs 3. Floating barriers between the Type ‘B’ fenders and the Bronx and Manhattan shorelines 4. HRLB Pier Rehabilitation i. Perform concrete repairs to the four river piers. Work includes, but is not limited to: repairing cracks above and below water, repointing granite stone, cleaning concrete surfaces, removing unsound concrete, drilling and grouting rebar, encapsulating pier with new concrete, and adding protective coating. 5. HRLB Miscellaneous Improvements i. Install new aerial beacon system including new interior access stairs and exterior railings on top of each lift tower. ii. Install new aerial markers and messenger cable between each lift tower. iii. Install new lightning protection system on top of each lift tower. iv. Install ladders and railings. v. Repair the expansion joint safety flag in the wall of each lift tower machinery room.