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Addendum 3 - 20210122 15. Reference Phase 1B 66th Avenue Cross Sections. Stations requiring Subsoil Excavation for 66th Avenue show the Subsoil Excavation as a separate quantity, yet the Regular Excavation quantity also includes the Subsoil Excavation. For example, on Sheet 133 — Station 437+00.00, the Subsoil Excavation area of 68.42 is also included in the Regular Excavation quantity of 115.29. This goes for both the area and volume quantities. Please confirm whether the Regular Excavation should or should not include the Subsoil Excavation. The identified excavation quantity includes removal of unsuitable material as well as any suitable material located above the identified unsuitable material. The subsoil quantity is identified as the material to be removed and disposed of. The replacement material cost should be included within the subsoil excavation, as identified in the pre-bid meeting as well as pay item footnote 120-4. 16. Reference Phase 1A 66th Avenue Roadway Plans. Are there existing grades available for the proposed Detention Areas? Plans do not show existing grades for these areas, please provide. Existing spot elevations are available in the detention areas were included in the cad files that have been provided. From the roadway cross sections in the areas of the detention areas the average existing elevations are as follows 20.5 (Det Area 9A), 20.3 (Det Area 96), and 20.0 (Det Area 10). 17. The 1A roadway plays shows color treated stamped concrete on the approach slabs and deck of North relief canal bridge. Does the quantity on the roadway portion of the bid schedule, 3,160 SY item 0532-2, include this area or is it paid as part of the 127 CY of Class II concrete for bridge item 400-2-4? Although not specifically called out as colored concrete, the quantity for median concrete on the approach slabs and bridge are included in the Class II quantities for the bridge. The colored concrete quantity for other areas of the median are included on the roadway quantities. 18. Will you provide the itemized bid schedule in Excel format for bidding purposes? Yes, provided with Addendum No.3. 19. Please provide the skimmer detail for structures SS -122, SS -201, SS -222, SS -305, & SS -334. The proposed skimmers shall meet the material specifications as per FDOT Index No. 240 and are intended to have skimmers on all four sides on referenced structures. As such the contractor will need to submit a proposed skimmer attachment detail with the drainage shop drawings. Attachments: Meeting Minutes of Pre -Bid Meeting held on 01-13-2021 including Sign -In sheet Itemized Bid Sheet in fillable version CADD files Bridge Inspection Reports for 53rd, 57th, 61St, 65th and 691h Bridge 57th Street over Lateral "A" Canal Bridge Plans Indian River Farms Water Control District Permits U-21-03 and 21-04