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Home My WebLink About05-11-20 Drainage and Flooding Committee Meeting JAY MARTIN CHUCK ENGELKEN Chairman Member STEVE GILLETT DANNY EARP Alternate Member Vice-Chairman MINUTES OF THE DRAINAGE AND FLOODING COMMITTEE MEETING MARCH 9, 2020 The Drainage and Flooding Committee of the City of La Porte met on Monday, March 9, 2020, at the City Hall Council Chambers, 604 West Fairmont Parkway, La Porte, Texas, at 5:30 p.m. to consider the following items of business: Committee Members present: Jay Martin, Chuck Engelken, Danny Earp, (Alternate Gillett available if needed) Committee Members absent: None Council-appointed officers present: Jason Weeks, Assistant City Manager; Lee Woodward, City Secretary 1. CALL TO ORDER - Chairman Martin called the meeting to order at 5:29 p.m. 2. CITIZEN COMMENT (Generally limited to five minutes per person, in accordance with state law, the time may be reduced if there is a high number of speakers or other considerations.) There were no citizen comments. 3. STATUTORY AGENDA (a) Approve minutes of the meeting held on January 13, 2020. \[Chairman Martin\] Committee member Engelken moved to approve the minutes; the motion was adopted, 3-0. (b) Presentation, discussion, and possible in connection with receipt of a report regarding the Harris County Flood Control District’s (HCFCD) and Harris County Precinct 2’s current and future plans relating to flooding in the City of La Porte. \[Lorenzo Wingate, Assistant Director of Public Works\] Jeremy Ratcliff of the Harris County Flood Control District provided updates on Harris County bond projects and which have been approved by the Commissioners Court or are scheduled for consideration. (c) Presentation, discussion, and possible action regarding the Bayside Terrace Subdivision Improvements Project. \[Lorenzo Wingate, Assistant Director of Public Works\] Mr. Wingate provided updates on improvements. (d) Presentation, discussion, and possible action regarding the status of current drainage projects. \[Lorenzo Wingate, Assistant Director of Public Works\] Mr. Wingate provided updates on drainage projects. (e) Presentation, discussion, and possible action to provide staff with direction, if necessary, regarding additional drainage concerns. \[Lorenzo Wingate, Assistant Director of Public Works\] March 9, 2020 - Drainage and Flooding Committee Minutes There were no additional comments. 4. Set next meeting - The next meeting date was set for April 13, 2020. 5. Committee Member Comments – There were no comments. ADJOURN – The meeting was adjourned without objection at 5:58 p.m. ____________________________________ Lee Woodward, City Secretary March 9, 2020 - Drainage and Flooding Committee Minutes REQUEST FOR DRAINAGE & FLOODING COMMITEE AGENDA ITEM Appropriation Agenda Date Requested: May 11, 2020 Requested By: Lorenzo Wingate, P.E., C.F.M. Source of Funds: Department: Public Works Account Number: Amount Budgeted: Report Resolution Ordinance Amount Requested: Exhibits: HCFCD Drainage Network Map; HCFCD Owned Budgeted Item: Yes No Properties SUMMARY Receive report regarding Harris County Flood Control District (HCFCD) and Harris County current and future plans relating to flooding in the City of La Porte. Brookglen Subdivision HCFCD has acquired all properties within 8800 block of Gladwyne Court (ref. HCFCD Owned Properties exhibit) and is continuing to move forward with plans the utilize NRCS grant funds received to mitigate flooding within the Brookglen Subdivision. F101-06-00 HCFCD has authorized consultants to proceed to efforts towards preparation of preliminary engineering report. Geotechnical and surveying efforts initiated on April 17, 2020. Little Cedar Bayou (F216-00-00) Phase III COLP staff is coordinating with HCFCD staff to establish scopes of work for consultants and avoid duplication of effort. COLP Public Works has removed high spots within channel segment between Sens Rd. and the railroad tracks. COLP Public Works staff began mobilizing equipment to begin additional clearing efforts within F Street ROW, adjacent to F216, on April 27, 2020. RECOMMENDED MOTION Approved for Drainage Committee Agenda Corby D. Alexander, City Manager Date REQUEST FOR DRAINAGE & FLOODING COMMITEE AGENDA ITEM Appropriation Agenda Date Requested: May 11, 2020 Requested By: Lorenzo Wingate, P.E., C.F.M. Source of Funds: Department: Public Works Account Number: Amount Budgeted: Report Resolution Ordinance Amount Requested: Exhibits: Project map Budgeted Item: Yes No Project update chart Harris County Drainage Network Map Airport Drainage Improvements SUMMARY Refer to attached exhibit(s) for updates on various drainage projects throughout the City. RECOMMENDED MOTION Approved for Drainage Committee Agenda Corby D. Alexander, City Manager Date The City of La Porte Drainage Projects 2019 ´ 3 ! ( 9 ! ( 4 ! ( 8 ! ( 5 ! ( 10 ! ( 7 ! ( 6 ! ( 1 ! ( 2 ! ( NUMBERPROJECT 1Brookglen Flooding Mitigation Analysis 2Bayside Terrace Drainage Improvements 3Lomax/F101-03-00 Drainage Channel Feasibility Study 4Little Cedar Bayou F216 Phase III Improvement 56th Street Madison to Main Paving and Drainage 68th & D Storm Water Conveyance Improvements 7Bob's Gully 8Little Cedar Bayou F216 Phase II Improvements 00.512Miles 9Coupland Drive 10Airport On-site Drainage Improvements Existing: 12" Proposed: 24" O 0400800 Existing: 12" Feet Proposed: 24" Structure Type Circular Pipe Box Culvert Existing: 24" Existing: 18" Proposed: 30" Proposed: 2 X 18" Ditch Improved Culvert Lowered Ditch Linear Detention Existing: 18" Proposed: 36" Widened Ditch Existing: 16" Proposed: 24" City of La Porte La Porte Municipal Airport Existing: 18" Storm Water Drainage Improvements Proposed: 36" Existing: 30" Exhibit 9 Proposed: 2 X 42" Proposed Drainage Existing: 24" Improvements Proposed: 36" Existing: 30" Existing: 12" Proposed: 2 X 42" Proposed: 24" 0200400 Feet LEGEND EXISTING STORM WATER INFRASTRUCTURE EXISTING DITCH EXISTING FLOW OF DITCH EXISTING DITCH NOTES 1.FOR SURVEY CONTROLS (SEE SHEET G-003) 2.THE CONTRACTOR MUST MAINTAIN POSITIVE DRAINAGE AND AVOID ANY STANDING WATER DURING CONSTRUCTIONS. 3.THE CONTRACTOR MUST MAINTAIN PORTABLE STORMWATER PUMP AVAILABLE ON-SITE ALL TIME TO REMOVE ANY STANDING WATER NOT DRAINED BY GRAVITY. 4.THE CONTRACTOR MUST EXERCISE CAUTION WHILE EXCAVATING AND NOT DAMAGE ANY UNDERGROUND UTILITIES. 5. THE SIDE SLOPES SHOULD NOT BE STEEPER THAN 3:1 SLOPES. PROP DITCH VARIES Exist Natural Grade 3 1 VARIES TYPICAL PROPOSED SWALE Existing Ditch PROP DITCH Exist Natural Grade VARIES 3 VARIES 1 CLEANOUT EXISTING CULVERT TO RE-ESTABLISH POSITIVE DRAINAGE INTO EXISTING DITCH TYPICAL REGRADING DITCH REGRADING SOME DITCHES AND SWALES IS NOT A PART OF THIS CONTACT. IT WILL BE A SEPARATE CONTRACT. KEYMAP REGRADING DITCHES AND SWALES SHOWN ON THIS SHEET ARE NOT A PART OF THIS CONTACT. IT WILL BE A SEPARATE CONTRACT. KEYMAP ALIGN-DITCH-11 ALIGN-DITCH-11 REGRADING DITCHES AND SWALES SHOWN ON THIS SHEET ARE NOT A PART OF THIS CONTACT. IT WILL BE A SEPARATE CONTRACT. REQUEST FOR DRAINAGE & FLOODING COMMITEE AGENDA ITEM Appropriation Agenda Date Requested: May 11, 2020 Requested By: Lorenzo Wingate, P.E., C.F.M. Source of Funds: Department: Public Works Account Number: Amount Budgeted: Report Resolution Ordinance Amount Requested: Exhibits: Budgeted Item: Yes No SUMMARY Opportunity to discuss any drainage concerns not covered by previous items. RECOMMENDED MOTION Approved for Drainage Committee Agenda Corby D. Alexander, City Manager Date