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Hydrology and Hydraulics (H&H) Analysis

Active

State & Local

Response Deadline11/19/2026, 05:00:00 AM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

AI Contract Overview

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This subcontract involves providing specialized Hydrology and Hydraulics (H&H) analysis for the New York State Department of Transportation regarding the Loop Parkway over Long Creek Bridge project. The selected contractor will support prime contractors by performing critical hydraulic modeling, floodplain mapping, and HEC-RAS modeling. These technical efforts are essential for determining bridge opening requirements and establishing the appropriate low-chord elevation. The scope of work culminates in the delivery of detailed hydraulic analysis reports and comprehensive scour evaluations. This project falls under NAICS code 541330 and is subject to a response deadline of November 19, 2026.

General Info

Subcontract for H&H analysis and hydraulic modeling for Loop Parkway bridge project.

Agency

New York → NYS Department of Transportation

NAICS

541330 - Engineering Services

Place of Performance

NY, USA

Set-Aside

NONE

Documents

This scope was carved out of 2140311.

The full solicitation package (2 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Design Services for Loop Parkway over Long Creek Bridge Project, Town of Hempstead, Nassau County

AI Contract Breakdown

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Timeline

PostedOct 28

subcontract

Response DeadlineNov 19

Submission deadline

Response Deadline

11/19/2026, 05:00:00 AM UTCin 21 days

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Organization & Contact Information

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AgencyNew York → NYS Department of Transportation

ContactsNo contacts available

OfficeN/A

Organization / AgencyNew York → NYS Department of Transportation

Office AddressN/A

ContactsNo contact information available

Full Description

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Performs hydraulic modeling for prime contractors on NYSDOT bridge projects, here the Loop Parkway over Long Creek Bridge. Conducts floodplain mapping, HEC-RAS modeling, and scour analysis to determine bridge opening requirements and low-chord elevation. Delivers hydraulic analysis reports and scour evaluations.

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