DEEP090126CM_Sep_15_26_solicitation_doc.pdf

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Attached to
Seymour No. 4 Dam Improvements
Solicitation number
DEEP090126CM
Issued by
New Haven County, Connecticut

About this file

This is a solicitation document issued by the Connecticut Department of Energy & Environmental Protection (DEEP) for comprehensive improvements to Seymour No. 4 Dam under an Invitation to Bid (ITB) format. The project scope includes replacing the existing spillway with a concrete drop inlet structure featuring a 48-inch discharge pipe and energy dissipator, installing a new 16-inch outlet pipe controlled by a stainless steel slide gate within the drop inlet structure, and installing a new valve and extension stem on the existing low-level outlet upstream of the dam. Additional work includes clearing trees and stumps from embankments and the left dike, filling the downstream slope near the new spillway discharge area, repairing eroded crest areas and raising the crest by one foot, placing riprap on the upstream slope, constructing a 100-foot auxiliary spillway with a concrete core wall, and applying topsoil and grass seeding to cleared dike areas. The solicitation opened on September 1, 2026 at 11:00 a.m. EDT and closes on October 6, 2026 at 12:00 p.m. EDT. No bidders conference or questions period has been scheduled. The project manual, contract drawings, and DEEP standard bid terms and conditions are provided as supporting documentation.

Delivery terms are Free On Board Destination with vendor-specified payment terms. No estimated contract value is stated in the solicitation. The bid is open to all vendors with no set-asides or local preferences identified. No line items have been established for this solicitation. James Heaven of DEEP (James.Heaven@ct.gov) serves as the primary contact for inquiries regarding the bid.

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Text version

Solicitation Number: DEEP090126CM

Seymour No. 4 Dam Improvements

Invitation to Bid (ITB)

Energy & Environmental Protection

September 01, 2026 - October 06, 2026

Page:2

General Header Information

This bid has no questions defined.

DEEP090126CM

No. DEEP090126CM Title: Seymour No. 4 Dam Improvements Start Date: September 01, 2026 at 11:00:00 AM EDT End Date: October 06, 2026 at 12:00:00 PM EDT Vendor Q&A Start Date:

Vendor Q&A End Date:

Estimated Total Value:

Who can respond to this bid? : All Vendors Description: Replace the existing spillway with a concrete drop inlet strucure with 48-inch discharge pipe and energy dissipator at the downstream end. A new 16-inch outlet pipe controlled by a stainless steel slide gate will be installed in the drop inlet spillway structure. Installation of a new valve and extension stem on the existing low level outlet upstream of the dam at the bottom of the reservoir. Trees will be cleared from the embankments and the downstream slope will be filled in the vicinity of the new spillway discharge pipe and energy dissipator. Eroded areas on the crest will be repaired, the crest will be raised one foot. Riprap will be placed on the upstream slope.

Construction of a 100-foot long auxiliary spillway with concrete core wall. Clear trees and stumps from left dike, topsoil and seed with grass.

Delivery Terms: Free On Board Destination Payment Terms: Vendor Specified Contact Information: Energy & Environmental Protection

James Heaven James.Heaven@ct.gov

Contact Details: If you have any questions, please contact:

James Heaven James.Heaven@ct.gov

Selected Categories:

Page:3

Documents:

10809_ContractDrawings_SeymourNo.4DamImprovements_Feb2026.pdf

Seymour Reservoir No. 4 Dam Project Manual August 2026.pdf

009-DEEP Standard Bid Terms and Conditions.pdf

Page:4

Item Specifications Solicitation has been designated as having no line items.

Page:5

File details come from the government source that posted it. Updated .