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Addendum 2 • The following minimum bypass pumps shall be provided: o 12 -inch hydraulic pump with floating suction o 6 -inch hydraulic pump with floating suction • Bypass pump discharge shall occur into some type of distilling basin to dissipate the pump energy prior to discharge into the Lateral D canal. • In case of an imminent tropical event, IRFWCD and IRC will require the Contractor remove the sheet pile and all other non -permanent features and equipment from the limits of the canal until the storm threat has passed. As such, it will be necessary to keep vibro-hammer and power pack on site in case emergency removal of the sheeting is required. If the Contractor desires to deviate from the above requirements, they will need to provide written documentation from the IRFWCD indicating their approval or requested changes after contract award. Flow in the canal is approximately 42,000 gallons per minute or 93.5 cubic feet per second at high flows. The depth varies from 2 to 10 feet. Questions and Answers 1. For the purposes of ordering our bid bond on this project, do you have a project estimate? Engineer's Estimate is $384,005.00. Concrete pipe companies are not making 12" RCP anymore. Should we quote 15" RCP, 12" X 18" 2� Elliptical RCP, or 12" HDPE? The plans have been updated to reflect the use of 12 -inch Class II Polypropylene for the 430-174- 112 pay item, as discussed in the pre-bid minutes. 3' The county should add a section with regard to the sheet pile installation where the contractor has to carry vibration monitoring as the sheets are in close proximity to the work. The Contractor's requirements for the protection of existing structures is covered under Section 108 of the FDOT Standard Specifications for Road & Bridge Construction. Pay Item 108-1 has been added to the Bid Form and Plan Summary of Items. 4' The existing MOT that is currently on site (conc. barriers etc.) is the MOT going to remain in place for the contractor to use? No. The Contractor shall be responsible for providing all of their own of their own MOT devices. The County's devices will be removed in coordination with the Contractor's mobilization to project site.