Cedar Rapids Ionwave #3018039-01 Addendum 1

Cedar Rapids Solicits Bids for Blairs Ferry Road NE Sidewalk Infill and Reconstruction Project

The City of Cedar Rapids Public Works Department is seeking bids for a major civil construction project to infill sidewalks and reconstruct driveways and intersections along Blairs Ferry Road NE, from North Towne Place to Sammi Drive (South Side). - Government Buyer: - City of Cedar Rapids Public Works Department (Engineering Office) - Scope of Work: - Sidewalk infill, driveway and intersection reconstruction, grading, and related civil construction - Major activities: clearing and grubbing, topsoil stripping (on-site and off-site), excavation, subgrade treatment (geogrid), subbase modification (4", 6", 12"), storm sewer installation (ADS N12 12" and RCP 15" pipes), intake structures (ADS Nyoplast), pavement (PCC and asphalt), curb and gutter, detectable warnings, driveway paving, sign installation, and utility adjustments (valve boxes, fire hydrants, manholes) - Demolition, temporary traffic control, erosion control (SWPPP preparation/management, wattle installation/removal, inlet protection), and maintenance of postal and solid waste services during construction - Products and Quantities: - Notable OEMs referenced: ADS (ADS N12 storm sewer pipe, ADS Nyoplast intakes) - Key line items include: - 575.8 CY topsoil stripping (on-site waste), 575.9 CY topsoil salvage/respread, 575.8 CY off-site topsoil - 484.4 CY excavation, 375 SY subgrade geogrid, 1698.6 SY modified subbase (4") - 241 LF ADS N12 12" storm sewer, 12 LF RCP 15" storm sewer, 3 ADS Nyoplast intakes - 1553.6 SY PCC sidewalk (5"), 386.8 SY PCC driveway (7"), 277.6 SY PCC pavement (8") - 125 sign panels, 66 sign posts, 2500 LF wattle, 71 detectable warnings - Unique/Notable Requirements: - Coordination with utility companies due to high utility density - Work around existing street light poles - Compliance with Iowa SUDAS and City of Cedar Rapids General Supplemental Specifications - 4-year maintenance bond required - Incentives/disincentives for early/late completion ($1,000/day) - Open to both resident and non-resident bidders - Estimated Contract Value: - Engineer's estimate: $530,000 - Period of Performance: - 85 working days from Notice to Proceed; 4-year maintenance period post-completion - Place of Performance: - Blairs Ferry Road NE (South Side), from North Towne Place to Sammi Drive, Cedar Rapids, IA - City of Cedar Rapids Public Works Department, 500 15th Avenue SW, Cedar Rapids, IA

Description

This solicitation is for a public improvement project involving sidewalk infill, driveway reconstruction, intersection reconstruction, and grading activities along Blairs Ferry Road NE, from North Towne Place to Sammi Drive. The project includes various construction tasks such as subbase modification, storm sewer installation, pavement and sidewalk work, and utility adjustments. The engineer's opinion of probable cost for the project is $530,000. The contract requires completion within 85 working days, with an early start upon receipt of notice to proceed and a late start date of June 22, 2026.

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