Stormwater and Water Quality Design Services

The Delaware Department of Transportation is seeking up to two consultants for a three-year open-end agreement providing stormwater and water quality engineering design, planning, permitting, and construction support services, with two possible one-year extensions.

Delaware > Department of Transportation


General
Open
DOT262214-2215-STORMWATER
Sep 24, 2026 06:00 PM
Aug 21, 2026 12:00 PM
$2,000,000.00
3 years base + 2 × 1 year options
Request for Proposal (RFP)
State
Ask AI about this solicitation
Original Solicitation Links
[

DOT262214-2215-STORMWATER

]

stormwater and water quality design

Contact
julia.vanderschel@delaware.gov
+13027602031
Submission Instructions
Description

The Delaware Department of Transportation is seeking up to two consultants for a three-year open-end agreement, with two possible one-year extensions, to support its NPDES Section with engineering design for stormwater and water quality projects. Potential work includes stream and outfall restorations, standard and innovative stormwater best management practices, BMP retrofits and maintenance, watershed project planning, project identification and scoping, conceptual designs, cost estimates, environmental compliance documentation, surveys, construction and right-of-way plans, landscaping design, utility coordination, construction specifications, project management, construction consultation, and shop-drawing review. Firms must demonstrate experience with stream restoration, stormwater BMP design, watershed prioritization, Delaware stormwater and MS4/TMDL requirements, DelDOT standards and specifications, and DelDOT CADD standards. Plans must be produced electronically using MicroStation and InRoads or an approved equal. The agreement is state funded and uses a cost-plus-fixed-fee payment method; individual agreement value cannot exceed $2,000,000, with no guarantee of actual value. Proposals require an original and a redacted PDF, the GSA SF330 Architect-Engineer Qualifications form with DelDOT-specific instructions, and completed Appendix A certification forms.

Classification Codes
NAICS541330Engineering Services
PSCAH34WATER POLLUTION - ENGINEERING DEVELOPMENT
Smart Codes
stormwater engineering designstream restoration designstormwater bmp design
Specifications
Service Only
Timeline
Aug 21, 2026-Solicitation Ad Date
Aug 26, 2026-Addendum 1 Posted
Sep 24, 2026-Deadline for Bid Responses
Requirements
Required
  • Workers' Compensation and Employer's Liability Insurance
  • Commercial General Liability — $1,000,000.00
  • Errors and Omissions — $1,000,000.00
  • Automotive Liability Insurance — $1,000,000.00
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