Downstream Dumbarton Culvert Replacement Addendum 2

Agency: Arlington County
State: Virginia
Type of Government: State & Local
NAICS Category:
  • 237310 - Highway, Street, and Bridge Construction
Posted Date: Nov 6, 2025
Due Date: Nov 13, 2025
Solicitation No: N1247
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Title Downstream Dumbarton Culvert Replacement
Negotiation Type RFQ
Status Active
Buyer Sy Gezachew
Email sgezachew@arlingtonva.us
Synopsis The North Dumbarton Street Culvert (ZSD37) and Watermain (ZR105) Replacements project will replace two double barrel Corrugated Metal Pipe Culverts conveying Little Pimmit Run under North Dumbarton Street with precast concrete arch culverts. Project improvements include culvert replacements, storm sewer improvements, water line relocation, steel encasement of watermain and sanitary sewer line, pavement replacements, guardrail replacement, and landscaping.
Amendment Description Addendum 2 - extend bid due date and answer vendor question.
Attachments
N1247 Addendum 2.pdf (122.23 KB)
N1247 Downstream Dumbarton Culvert Replacement ITB .pdf (1.19 MB)
Attachment A - ZSD37 & ZR105 Pricing Sheet.xlsx (32.86 KB)
Exhibi C - DOLI.pdf (712.75 KB)
Attachment B - Special Conditions.pdf (352.04 KB)
Attachment C - Supplemental Specification 02506 - PreCast Arch Bridge (Culvert)ZSD37.pdf (250.69 KB)
Attachment D - Approved Plan (LDA) ZR105.pdf (16.2 MB)
Attachment D - Approved Plan (LDA) ZSD37.PDF (48.97 MB)
Attachment D - ZSD37 - Approved Plan (CIP).pdf (48.43 MB)
Attachment E - Arlington County Materials Testing Specification (September 2020).pdf (164.2 KB)
Attachment F - VDOT Lane Closure Guidelines_NOVA Dist.pdf (186.66 KB)
Attachment G - RFI Form Template.pdf (106.31 KB)
Attachment H Template - Force Account Work.xlsx (93.13 KB)
Attachment I - Master Transportation Plan.pdf (3.37 MB)
Attachment J - List of State and Federal Roads in Arlington County, VA.PDF (68.73 KB)
Attachment K - LDA Permit Placard (Expires 12.04.2025).pdf (80.11 KB)
Attachment L - Temporary Easement - 3900 N Dumbarton Street (Owner Signed).pdf (2.63 MB)
Attachment L - Temporary Easement - 3905 N Dumbarton Street (Owner Signed).pdf (165.21 KB)
Attachment M_Geotech Report.pdf (2.35 MB)
N1247 Addendum 1.pdf (325.52 KB)
Preview Date 11/05/2025 10:45 AM
Open Date 11/05/2025 10:45 AM
Close Date 11/13/2025 2:00 PM
Posting Date 11/05/2025
Negotiation PDF Download
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