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This Subcontract opportunity from Texas was posted on September 23, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Hydrologic and Hydraulic (H&H) Modeling & Analysis

Closed
State & Local

Contract Overview

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

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NAICS: 541330
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AI Contract Overview

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This subcontract for the City of Seguin involves providing hydrologic and hydraulic modeling and analysis for regional drainage projects. The selected professional will support prime contractors by analyzing the Young Creek, Cottonmouth Creek, Geronimo Creek, and Long Branch-Mill Creek watersheds to determine flooding vulnerabilities and the impacts of future growth. All work must be performed using HEC-RAS, HEC-HMS, or XP-SWMM software in strict accordance with Texas Water Development Board regulations. A Professional Engineer license is required to execute this contract, which culminates in the delivery of detailed H&H analysis reports and model files. The solicitation was posted on September 23, 2026, with a response deadline of November 3, 2026. This opportunity falls under NAICS code 541330 for engineering services.

General Info

Professional Engineer providing H&H modeling for City of Seguin regional drainage projects.

Agency

Texas → City of Seguin

NAICS

541330 - Engineering Services

Place of Performance

TX, USA

Set-Aside

NONE

Documents

This scope was carved out of AF-2027-02.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Regional Drainage Master Plan

AI Contract Breakdown

Uniform Contract Format

No documents to break down

The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PhaseClosed
Posted

subcontract

Response Deadline

Deadline has passed

Submission Closed

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Organization & Contact Information

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AgencyTexas → City of Seguin
ContactsNo contacts available
OfficeN/A
Organization / AgencyTexas → City of Seguin
Office AddressN/A
ContactsNo contact information available

Full Description

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Performs hydrological and hydraulic modeling for prime contractors on City of Seguin regional drainage projects. Analyzes Young Creek, Cottonmouth Creek, Geronimo Creek, and Long Branch-Mill Creek watersheds to identify flooding vulnerabilities and model future growth impacts. Uses HEC-RAS, HEC-HMS, or XP-SWMM software per Texas Water Development Board (TWDB) regulations. Requires a Professional Engineer (PE) license. Delivers H&H analysis reports and model files.

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NAICS: 335999
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NAICS: 334416
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NAICS: 484220
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NAICS: 562111
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Earlier notices in this NAICS code

Posted before this notice, open and closed

NAICS: 541330
Closed
SLED
Regional Drainage Master Plan
Solicitation # AF-2027-02
City of Seguin

POSTED

about 2 months ago

CLOSED

7 days ago
View Details
NAICS: 541330
Closed
SLED
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Procurement

POSTED

about 2 months ago

CLOSED

13 days ago
View Details
NAICS: 541330
Closed
SLED
Temporary Installation & Rigging Engineering Services
Airports

POSTED

about 2 months ago

CLOSED

26 days ago
View Details
NAICS: 541330
Closed
SLED
Stormwater Modeling and Master Planning
Public Utilities

POSTED

about 2 months ago

CLOSED

18 days ago
View Details
NAICS: 541330
Closed
SLED
Stormwater Annual Engineering Services
Solicitation # 260020046
Public Utilities

POSTED

about 2 months ago

CLOSED

18 days ago
View Details
NAICS: 541330
Closed
SLED
Conceptual Site Plan
MPTAP

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Closed
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MPTAP

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about 2 months ago

CLOSED

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NAICS: 541330
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MPTAP

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CLOSED

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NAICS: 541330
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