Lakes at Creekside Section 4�Proposed Drainage Improvements�Harris County Municipal Utility District No. 1����05/29/2024

The Problem:�Off Site Drainage Area Identified as 6.9 acres

The Problem:�Off Site Drainage Area Identified as 6.9 acres

Actual Drainage Area�Identified as 89.2 acres

Actual Drainage Area�Identified as 89.2 acres

10 Year Storm Inundation - Existing Conditions

PONDING

(feet)

100 Year Storm Inundation - Existing Conditions

PONDING

(feet)

Drainage Improvement Options�

Drainage Improvement Options�Continued�

Option B��

Option D��

Option E��

Option F��

Option H��

Phase 1 Improvements

Comparison – Existing vs Proposed Conditions�10 Year Storm Event

Existing Conditions

Proposed Conditions

Comparison – Existing vs Proposed Conditions�100 Year Storm Event

Existing Conditions

Proposed Conditions

Phase 2 Project Objectives:

• Move concrete intake structure on Mont Ellie Lane behind fence & gate for aesthetics & safety
• Reduce ponding in Stablewood Lakes Lane further to less than 18” of ponding above curb in 100 year storm event

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Phase 2 Project Progress in last two weeks:

• Met with 4 contractors separately to discuss constructability issues and construction method ideas
• Started preparing phase 2 construction plan set
• Updated drainage modeling with proposed phase 2 option
• Prepare presentation

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Phase 2�Proposed� Improvements

Phase 2�Proposed� Improvements

Phase 2�Proposed� Improvements

Phase 2�Proposed� Improvements

Phase 2�Proposed� Improvements

Project Details:

• Estimated Project Cost: $1,500,000 - $1,600,000
• Estimated ponding in Stablewood Lakes Lane 13”-15” above top of curb in 100 year event (Atlas 14)
• Estimated Construction Start Date: October 2024
• Estimated Construction Duration: 3 – 4 months

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QUESTIONS?