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Home My WebLink AboutC2018-176 - 3/29/2018 - NA TASK ORDER NO. 22 This Task Order pertains to a Master Services Agreement for Professional Services by and between City of Corpus Christi, Texas (City) and LNV. Inc. (Consultant) dated August 16, 2016 (Agreement). Consultant shall perform services on the project described below as provided in this Task Order and in the Agreement. This Task Order shall not be binding until it has been properly signed by both parties. Upon execution, this Task Order shall supplement the Agreement as it pertains to the project described below. PROJECT NAME/NUMBER: Water and Wastewater Treatment On-Call Support, El 6264 1. PROJECT DESCRIPTION—This project provides the Utility Department with on-call services to assist with any technical,operational, maintenance,diagnostic and design concerns for the City's O.N.Stevens Water Treatment Plant and six wastewater treatment plants. 2. SCOPE OF SERVICES—Laguna Madre Wastewater Treatment Plant Digester Air Piping Replacement and more fully described in Exhibit A. 3. COMPENSATION —The total amount not to exceed for Task Order No. 22 only is $20,135.00. This Task Order is approved and Consultant may proceed. All other terms and conditions of the Agreement remain in full force and effect. CITY OF O . RI• LNV, INC. `, =� �g V, -Y'„,. 'G ! moi . -a'm Jeff H. Edmonds, P.E. Date Dan -. .- .ecker, P.E. Date Director of Engineering Services President 801 Navigation, Suite 300 Corpus Christi, TX 78408 (361) 883-1984 Office loganb@Invinc.com Fund Name , Accounting Unit Account No. Activity No. Amount Wastewater Operating 4200-33000-042 530000 E16264-01-4200-EXP $20,135.00 2018-176 3/29/18 LNV Inc. INDEXED City Project No. E16264 Professional Services Contract City of Corpus Christi Water/Wastewater Treatment On-Call Support Task Authorization No. 22 — Laguna Madre WWTP Digester Air Piping Replacement March 21 , 2018 Task Order No. 22 Exhibit A Page 1 of 6 LNV s,h SCOPE OF WORK Project No. E16264 Water and Wastewater Treatment On-Call Support Task Authorization No. 22- Laguna Madre WWTP Digester Air Piping Replacement PURPOSE The Laguna Madre WWTP (LMWWTP) was originally constructed in 1971 to serve the Flour Bluff area of the City and has the capacity to process an average daily flow of 3.0 million gallons per day(MGD). At present, multiple leaks have been observed on the two (2) 8 inch air header pipes for Digesters 2, 3,4 and 5. The air pipes are made of ductile iron (DI Class 250) and were originally installed in 1987. The pipes and accompanying supports and air drops have corroded severely in multiple locations causing leaks and preventing adequate supply of air from the blower house to the digesters. The purpose of this task authorization is to assist the City in the replacement of the digester air header pipes, supports, air drops and diffusers. The replacement of the digester air pipe and associated appurtenances will be performed as a change order to the Oso Water Reclamation Plant Infrastructure Rehabilitation and Improvements Project(E12206). This task authorization will provide the City with recommendations for replacement of the digester air pipes, including the preparation of plans, specifications and change order documents for City review. Additionally, this task authorization will also assist the City by providing construction phase services support for the successful replacement of the digester air pipes. SCOPE OF WORK BASIC SERVICES: Task 0001 —Design Phase The Engineer will perform the following: I. Conduct a kick-off meeting and up to two (2) status meetings with the City to provide an update on project progress and coordinate the proposed design and construction activities. 2. Obtain and review all available data pertaining to the project including reports and record drawings. 3. Conduct up to two (2) site visits to assess the existing condition of the air pipes, identify special concerns and gain an overall understanding of the project site and constraints. 4. Evaluate different replacement alternatives and recommend the most suited course of action. 5. Prepare necessary design calculations, plans and specifications for the suggested replacement method. Task Order No. 22 Exhibit A Page 2 of 6 . o t , LNV •• ;�� +e» • 6. Prepare a change order under Project E12206- Oso Water Reclamation Plant Infrastructure Rehabilitation and Improvements, including details on anticipated cost and schedule. Task 0002—Construction Phase The Engineer will perform the following: 1. Review shop drawings and submittals for conformance with contract documents. 2. Make up to three (3) site visits including a final inspection with the City staff to observe general progress and quality of construction. DELIVERABLES The Engineer will prepare a DRAFT package, which will contain change order documents, necessary specifications, along with construction plans to direct the installation of the recommended air piping, for the City's review and comment. Upon receipt of comments, the Engineer will incorporate comments into the Final package and provide one (1) hard copy and one (1) electronic copy to the designated City Task Authorization Manager specified under this authorization. SCHEDULE The Engineer's services shall be performed in a timely manner consistent with sound professional practices. The time limits set forth in the schedule shall include allowances for reasonable and expected review time by the City and approval by authorities having jurisdiction over this project, and shall not be allowed as cause for delay or adjustments to the schedule. Delays caused by review times by the City exceeding those anticipated by the Engineer's schedule are cause for adjustments in the schedule. Any adjustments made to the agreed upon schedule shall be made in writing and accepted by both parties. The Engineer shall begin work immediately upon receipt of the executed Task Authorization and/or Notice to Proceed (written or emailed). The work under this task authorization is anticipated to be complete in accordance with the following schedule. Task Order No. 22 Exhibit A Page 3 of 6 TASK TASK DESCRIPTION 1 2 3 4 WEEKS 5 6 7 8 9 10 11 12 13 0001 Design Phase -.--..-.-... - Site visit and review of existing dataCITY -�..------. - DRAFT Change Order, Plans and Specification REVIEW..----.-- - FINAL Change Order, Plans and Specifications --- -.--..--- 0002 Construction Phase ------------- - Product submittal by supplier/ manufacturer* ---- - Air piping & appurtenances manufacture * --..- - Installation of air piping on site .--..-- Note: `Initial estimate. Might vary based on manufacturer's schedule Task Order No. 22 Exhibit A Page 4 of 6 FEE The services will be provided on a Time and Materials (T&M) basis as the project is moved towards completion. The anticipated amount for this task authorization is $20,135.00, as shown in ATTACHMENT A. If the level of effort exceeds this estimate, a separate task authorization will be requested. TASK AUTHORIZATION MANAGER The Task Authorization Manager will be the primary contact person during the performance of this work. All correspondence or inquiries should be addressed to the Task Authorization Manager. This work task will be coordinated by: Dan Grimsbo, P.E. A.I.C.P. Executive Director of Utilities Department City of Corpus Christi Office: 361-826-1874 Fax: 361-826-1889 Email: DanG@cctexas.com APPROVAL The undersigned has reviewed and approved this Task Authorization and authorizes LNV, Inc.to perform the work as presented: Authorized by: iVc- )//7 7)4A/ ó/2/1/15/ () (Printed Name) /v7/ ,/ (Date) Task Order No. 22 Exhibit A Page 5 of 6 Attachment A Task Authorization No.22 Man-hour and Fee Analysis Task LNV Inc. Description PrIncipaINP Protect Mgr. Project Engineer EIT 11 Sr. CAODIGIS Tech CAOD Tech LNV TOTAL $ 265.00 $ 205.00 $ 170.00 5120.00 $ 115.00 5 90.00 Total Hp. Total Fee Hrs. Subtotal Hrs. Sub -total Hrs. Subtotal Hrs Sub•totg1, . ,;may,-, ..-; Sub -40131 Hrs. Subtotal 0001 Design Phase • Meetings with City Staff (Up to 2) $ • 4 $ 820 5 4 S 480 $ - 2 S 180 10 $ 1.480.00 • Site visits (2) 8 review of documents 5 • 4 $ 820 S 4 $ 480 5 - $ - 8 $ 1,300.00 • Plans S • 2 $ 410 3 5 510 40 $ 4.800 2 $ 230 48 $ 4,320 95 $ 10.270.00 - Technical Specifications $ $ - 1 $ 170 4 5 480 $ • 5 - 5 $ 650.00 - Change Order 5 - 5 - 1 $ 170 2 $ 240 $ • $ 3 5 410.00 OA/OC 2 S 530 5 - 2 5 340 5 - 5 - $ - 4 $ 870.00 - Structural Department Design Services S - 2 $ 410 6 $ 1.020 $ - $ - $ - 8 $ 1.430.00 2 $ 530.00 12 5 2,460.00 13 $ 2,210.00 54 I $ 6,480.00 2 $ 230.00 50 $ 4.500.00 133 $ 16,410.00 0002 Construction Phase 4 • Submittals (up l0 2) $ 1 5 205 $ • S 480 $ - $ 5 $ 685.00 • Sile Visits (up to 3) 5 $ - 6 $ 1.020 6 S 720 S - $ - 12 $ 1,740.00 - Final Inspection 5 • 4 $ 820 $ 4 $ 480 $ - $ - 8 $ 1,300.00 2 $ 530.00 17 S 3,485.00 19 $ 3,230.00 68 $ 8,160.00 2 $ 230.00 50 $ 4,500.00 158 $ 20,135.00 Task Order No. 22 Exhibit A Page 6 of 6