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Home My WebLink AboutChange Order No 1 - WWTP WAS Thickening Proj No 123-031B - Bowen Engineering Corp June 23, 2026 Justin Lubke Bowen Engineering Corporation 8802 N. Meridan St. Indianapolis, IN 46260 jlubke@bowensqp.com; margaretB@bowensqp.com RE: Change Order No. 1 – Wastewater Treatment Plant WAS Thickening Improvements – Project No. 123-031B Dear Justin: At its June 23, 2026 meeting, the Board of Public Works approved the above referenced Change Order be increased by $75,147, bringing the revised contract amount to $4,831,147. Enclosed is a copy of the Change Order for your records. Sincerely, /s/Hillary Horvath Hillary Horvath, Clerk CITY OF SOUTH BEND DEPARTMENT OF PUBLIC WORKS PROJECT CHANGE ORDER DATE:06-09-2026 PROJECT NO:123-031B PROJECT NAME: Wastewater Treatment Plant WAS Thickening Improvements CONTRACT DATE:05-13-2025 CHANGE ORDER NO.001 SUBJECT OF CHANGE ORDER: Owner directed change request for necessary programmable logic controller and process piping modifications All items completed substantially as planned. See attached Comparison of Estimate for overruns and underruns. The original contract sum $ 4,756,000.00 Net change by previously authorized change orders $ 0.00 The contract sum prior to this change order $ 4,756,000.00 By this Change Order, the project amount is Increased Decreased $ 75,147.00 The new contract sum including this change order $ 4,831,147.00 This Change Order represents a total change of 1.58 % Total change for entire project 1.58 % Original contracted completion date/time 01-22-2027 Extension of date/time by previous change orders 0 days Date/time extension by this change order 0 days New completion date/time no change RECOMMENDED FOR APPROVAL CONTRACTOR Construction Manager CITY OF SOUTH BEND BOARD OF PUBLIC WORKS Approved Date: Contractor Signature Printed Name and Title Bowen Engineering Corporation President Company name 8802 North Meridian Street Member Address Indianapolis, IN 46260 Member City, State, Zip Member Member June 23, 2026 Page 1 of 1 INTER-OFFICE MEMORANDUM DEPARTMENT OF PUBLIC WORKS DIVISION OF ENGINEERING TO: Hillary Horvath, Clerk Board of Public Works FROM: Jacob M. Klosinski, PE, Assistant City Engineer SUBJECT: Change Order No. 1 Wastewater Treatment Plant WAS Thickening Improvements DATE: June 8, 2026 The Division of Engineering and Division of Wastewater recommends the Board of Public Works approve Change Order No. 1 for Project No. 123-031B Wastewater Treatment Plant WAS Thickening Improvements. This change order includes process pump and piping modifications that were identified as requiring rehabilitation after further condition assessments and programmable logic controller input/output signal additions to capture equipment that was not identified during the original design project. Change Order No. 1 Summary: Piping Modifications at WWTP Building No. 6 and Building No. 7 $43,271.00 Demolish and remove existing piping on air diaphragm pumps Supply and install new piping, valves, and fittings for air diaphragm pumps Programmable Logic Controller Control Panel and Input/Output Signal Additions $31,876.00 Furnish and install junction boxes, terminal blocks, wiring, and terminations Provide Allen Bradley ControLogix Input/Output Expansion units Additional factory testing and PLC Programming Development for new I/O Change Order No. 1 Total (Increase): $75,147.00 Refer to attached scopes of work for each of these items for further description of work. Pipe Modification will be funded from Sewage Works Operations Other Contractual Services account 641-06-605-514-439001. Programmable Logic Controller additions will be funded from Sewage Works Operations Repair Parts account 641-06-605-514-423009. Contact Jacob M. Klosinski at the Division of Engineering at Ext. 9496 for questions regarding this project. 8802 North Meridian St. • Indianapolis, IN 46260 • 317.842.2616 phone • 317.841.4257 fax • www.BowenEngineering.com January 28, 2026 Jacob M Klosinski, P.E. Assistant City Engineer Division of Engineering 1316 County-City Building 227 West Jefferson Blvd South Bend, IN 46601 RE: South Bend WAS Improvements Bowen Project Number: 15-25-042 RE: Air Operated Diaphragm Pump Additional Pipe Scope Mr. Klosinski: Bowen Engineering (BEC) is pleased to offer a cost in the amount FOURTY-THREE THOUSAND AND TWO HUNDRED SEVENTY-ONE DOLLARS ($43,271). This cost includes Labor, Material, Equipment, and Supervision to demo and replace existing pipe, valves, and fittings as directed in RFI 010. Scope of Work: $43,271.00 - Demo and Remove Existing Piping on Diaphragm Pumps - Supply and Install New Piping, Valves, and Fittings Thank you for this opportunity and if you have any questions, please do not hesitate to call. Respectfully, Justin Lubke Project Manager Bowen Engineering Corporation 8802 N Meridian St. Indianapolis IN 46260 Mobile: 317-486-9781 www.BowenEngineering.com RESOURCEFUL • RESPONSIVE • RESULTS CC: Mark Rackow, Black & Veatch Brian Hattabaugh, Bowen Hunter Lash, Bowen Margaret Burroughs, Bowen 1525042 SOUTH BEND WAS THICKENING IMPROVEMENTS AIR DIAPHRAGM PUMP PIPE MODIFICATIONS ITEM LABOR MATERIAL Demo Pipe 7,016.00$ Install New Piping & Valves 9,815.00$ Piping 4" Pipe (8 LF)1,712.00$ 8" Pipe (Filler Flange)490.00$ 8" x 6" Reducer (x1)895.00$ 6"x 4" Reducer (x3)1,892.00$ 8" x 4" Reducer (x1)850.50$ 4" Flange 90 (x2)865.50$ 4" Blind Flange (x2)480.00$ NBG Kits 1,911.00$ Valves (2x) 6" CW Plug Valve 4,591.00$ (1x) 6" HW Plug Valve 2,137.00$ (1x) 8" HW Plug Valve 3,101.00$ 20 LF Chain 168.00$ Hangers/Supports 1,203.00$ Small Tools 250.00$ Safety/PPE 250.00$ Column Totals:16,831.00$ 20,796.00$ SUB TOTAL OH/PROFIT (15%) TOTAL 37,627.00$ 5,644.00$ 43,271.00$ 8802 North Meridian St. • Indianapolis, IN 46260 • 317.842.2616 phone • 317.841.4257 fax • www.BowenEngineering.com February 26, 2026 Jacob M Klosinski, P.E. Assistant City Engineer Division of Engineering 1316 County-City Building 227 West Jefferson Blvd South Bend, IN 46601 RE: South Bend WAS Improvements Bowen Project Number: 15-25-042 RE: LCP-105 Additional I/O Scope Mr. Klosinski: Bowen Engineering (BEC) is pleased to offer a cost in the amount THIRTY-ONE THOUSAND AND EIGHT HUNDRED SEVENTY-SIX DOLLARS ($31,876). This cost includes Labor, Material, Equipment, and Supervision to reroute existing IO Signals to New Control Panel. Scope of Work: $31,876.00 • Research and Investigation Time as Needed. • Furnish and Install Junction Boxes with Backplates and Terminal Blocks to Marshall Wiring to New Control Panel. Boxes to be 304SS with Hinged Cover. 16”x12”x6” Box for Discrete Wiring and 12”x12”x6” Box for Analog Wiring. • Conduit, Wire and Terminations as Required to Extend Field Wiring to New Control Panel. Discrete and Analog Wiring to be Segregated in Separate Conduits. Galvanized Rigid Conduit and Galvanized Unistrut Figured to Match Job Installations. • Allen Bradley ControLogix Expansion I/O • Factory Construction & Testing, PLC Program Development Thank you for this opportunity and if you have any questions, please do not hesitate to call. Respectfully, Justin Lubke Project Manager Bowen Engineering Corporation 8802 N Meridian St. Indianapolis IN 46260 Mobile: 317-486-9781 www.BowenEngineering.com RESOURCEFUL • RESPONSIVE • RESULTS CC: Mark Rackow, Black & Veatch Brian Hattabaugh, Bowen Hunter Lash, Bowen Margaret Burroughs, Bowen 1525042 SOUTH BEND WAS THICKENING IMPROVEMENTS LCP-105 Additional I/O ITEM QTY LABOR MATERIAL Research & Investigation Existing Panel 32 HRS 3,905.00$ Commissioning & Cutover Existing Systems LS 1,950.00$ Installation Labor LS 8,090.00$ Installation Materials LS 3/4" Conduit 72 1-1/4" Conduit 40 3/4" Connector 24 3/4" Bushing 12 #14 Black THHN/T90 Copper 1452 #14 Green THHN/T90 Copper 131 1-1/4" Unistrut Clamp 5 Wedge Anchors 5 1-5/8" Channel 10 #14 Control Termination per Wire to 600V 150 Belden 8719 105 N4X Box w/ Backplate and Term Strips 2 Label Cartridges 2 Allen Bradley ControlLogix expansion I/O 1 6,713.00$ Engineering Services - Factory Construction & Testing Control Panel LS 4,840.00$ Column Totals:18,785.00$ 10,193.00$ SUB TOTAL OH/PROFIT (10%) TOTAL 28,978.00$ 2,898.00$ 31,876.00$ 3,480.00$ BOARD OF PUBLIC WORKS AGENDA ITEM REVIEW REQUEST FORM Date: 06-08-2026 Name: Jacob M. Klosinski, P.E. Department of Public Works – Engineering Division BPW Date: 06-23-2026 Phone Extension: 9496 Required Prior to Submittal to Board BPW Attorney X Attorney Name Michael Schmidt Dept. Attorney Attorney Name Michael Schmidt Purchasing Mickey Lovy Check the Appropriate Item Type – Required for All Submissions Professional Services Agreement Contract Proposal Open Market Contract Amendment/Addendum Special Purchase, QPA Bid Opening Bid Award Req. to Advertise Title Sheet Quote Opening Quote Award Reject Bids/Quotes Proposal Opening C/O & PCA No. PCA Chg. Order, No. 001 Traffic Control Resolution Other: Ease./Encroach Required Information Company or Vendor Name Bowen Engineering Corporation (V-00000243) New Vendor Yes If Yes, Approved by Purchasing No MBE/WBE Contractor MBE WBE Completed E-Verify Form Attached Yes No Project Name Wastewater Treatment Plant WAS Thickening Improvements Project Number 123-031B / DFO PROJ00000435 Funding Source Sewage Works Capital 642-06-605-514-442005; 642-06-605-514-442003; Sewage Works O&M 641-06-605-514-423009; 641-06-605-514-439001 Account No. PR/PO PO-0039399 Amount Terms of Contract Lump Sum (Schedule of Values) Special Contract Provisions Purpose/Description The Division of Engineering and Division of Wastewater recommend the approval of Change Order No. 1 for the subject project for additional scope of work items related to Programmable Logic Controller programming additions and piping modifications necessary for the gravity belt thickener transfer piping and system functionality. For Change Orders Only Amount of Increase Decrease $ 75,147.00 ($ ) Previous Amount $ 4,756,000.00 Current Percent of Change: Increase Decrease 1.58% ( %) New Amount $ 4,831,147.00 Total Percent of Change: Increase Decrease 1.58% ( %) Time Extension Amount: 0 days New Completion Date: