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HomeMy WebLinkAboutChange_Order__3_-_Bowen_Engineering_Corporation_-_Secondary_Expansion; ($246,570.00); Waste Water Treatment Plant Secondary Expansion Project; CO #3; Utilities DocuSign Envelope ID:590D0BF9-FB77-43A8-955D-3B08FBF84A88 Jones & Henry Fluid ,INthi 4 032 1980 East 1]6di Street,Sui€e 260,Carmel, b2 ENGINEERS, LTD, Phone:317.818.1805 JHEng.com May 18, 2021 4C1 A n NtiLlidA0 John Duffy, Director of Utilities City of Carmel Utilities 30 West Main St. Carmel, IN 46032 Subject: Contract 100—Change Order 3 City of Carmel, Indiana Secondary Expansion Project J&H Project Number:451.7504.001 Dear Mr. Duffy, Enclosed is a copy of Change Order 3 for the Contract 100 WWTP Secondary Expansion Project. It increases Bowen Engineering Cooperation's contract price for Contract 100 by$246,570.00.A summary of the additional work performed is provided on the fourth page of this packet with detailed descriptions provided in the remainder. The change order has been prepared under my direction. I have reviewed its contents and recommend that it be approved. Please do not hesitate to contact me with any questions or comments. Sincerely, JONES& HENRY ENGINEERS, LTD. Philip Teague, P.E. Project Manager Carmel, IN Cincinnati,OH I Fort Wayne,IN I Kalamazoo,MI I Toledo,OH DocuSign Envelope ID:590DOBF9-FB77-43A8-955D-3B08FBF84A88 ar°met Utilities CHANGE ORDER Change Order No. 3 Date: May 18, 2021 Contract Date: April 2020 Name of Project: Secondary Expansion Owner: City of Carmel Contractor: Bowen Engineering Corporation The following changes are hereby made to the Agreement: Description of Change in Work: See attached documentation for detailed description of changes. Change to Contact Amount: Original Contract Price: $9,884,000.00 Previous Changes to Contract Price: $284,890.00 Current Contract Price adjusted by previous Change Order(s): $10,168,890.00 The Contract Price due to this Change Order will be increased by: $246,570.00 The new Contract Price including this Change Order will be: $10,415,460.00 Change to Contract Time: The completion date will not be altered by this change order. Requested by: City of Carmel (Owner) Recommended by: 00149.- May 18, 2021 Signature``'' /Date Philip Teague, Project Manager, Jones & Henry Engineers, Ltd. Name,Title,and Affiliation Accepted by: 7n.,,,[- � 5-28-21 Signature/Date Mark Cvetkovich, Project Manager, Bowen Engineering Corporation Name,Title,and Affiliation Secondary Expansion A-25 CITY OF CARMEL Change Order Form DocuSign Envelope ID:590D0BF9-FB77-43A8-955D-3B08FBF84A88 ä,ineI Utilities tall) Change Order No. 3 Date: May 18, 2021 Contract Date: April 2020 Name of Project: Secondary Expansion Approved By: City of Carmel, Indiana Board of Public Works Not Present Mayor James Brainard .-DocuSigned by: (Art 0JAtsbut, o"1Wtson BPW Member DocuSigned by: ary3i 6n6 Uurke BPW Member One Copy—Owner One Copy—Contractor One Copy—Engineer Secondary Expansion A-25 CITY OF CARMEL Change Order Form DocuSign Envelope ID:590DOBF9-FB77-43A8-955D-3B08FBF84A88 i!àr'me1 Utilities Change Order No. 3 Date: April 16, 2021 Contract Date: April 2020 Name of Project: Secondary Expansion Summary of Extra Work PCO Description Cost 7 Standby Pumps $18,400.00 9 VFD Controlled RAS Pump for Aeration Tank 10 $5,660.00 25 Replacement of Supernatant Line to Headwork $19,220.00 31 Full Demo of Existing RAS Box $70,170.00 35 RSPS Basement Valve/Flow Meter Change Out T&M $20,800.00 34 Mixed Liquor Control Panel Wiring $11,930.00 37 Added GFI's and WAS Tie-in $11,030.00 38 Aeration Tank 1 Wye Wall $6,930.00 39 Mixer Control Panel Relocation $21,690.00 40 Additional T&M Work $7,790.00 41 MAU Revisions Platform $27,230.00 42 Additional Mixing Wiring $7,180.00 43 Aeration Tank 7 Influent Slide Gate $18,540.00 Total $246,570.00 Detailed descriptions of the work are provided on the following pages. Secondary Expansion A-25 CITY OF CARMEL Change Order Form DocuSign Envelope ID:590D0BF9-FB77-43A8-955D-3B08FBF84A88 BOWE.N (5 a ♦ Resourceful. Responsive_ Results. IIY Page 1 of 2 3/17/21 (Via Email) Mr.Philip Teague,P.E. Jones and Henry Engineers 3103 Executive Parkway, Suite 300 Toledo,OH 43606 RE: Carmel WWTP Secondary Expansion PCO#007 Provide Standby Pumps Dear Mr.Teague, Bowen Engineering is pleased to submit the following change request to provide one(1)4"and one(1) 8" diesel driven standby pump and accessories on site. This change is based on discussions onsite to provide pumps on a standby basis for the city to use if the need arose,and to submit one lump sum change request price once the pumps were no longer needed and taken off rent.This change in inclusive of three(3)months of rent for one(1)4"and one(1)8"diesel pump at$3800/month, and two(2)months of rent for solely the 8" diesel pump at$2600/month. Mobilization and demobilization have also been incorporated into this price at the discussed rate of$900/ea. This change includes the supervision, labor,equipment and materials necessary to provide the requested changes to the original scope of work as detailed above. The Lump Sum Add for these changes is: Add: $18,400.00 Add: Eighteen Thousand Four Hundred Dollars Clarifications: 1. This price is a standby monthly rate only allowing for 160 hours of runtime per month. 2. Scope include a. 1 —4"diesel driven pump b. l —8"diesel driven pump c. 2—strainers d. 80' of suction hose e. 400' of layflat discharge hose 3. Price does not include setup and teardown. 4. Price does not include fuel. 5. Terms and conditions of original contract apply. 6. This proposal is valid for(7)days. Please review this change request and provide written approval by March 24, 2021. If you have any questions regarding this proposal,please call me at 317-842-2616. Respectfully,� } Mark Cvetkovich,P.E. Project Manager cc: Chris Manges,Operations Manager,BEC(sent via email) 8802 N Meridian Street• Indianapolis, IN 46260 • P: 317 842.2616•www bowenengineering.com DocuSign Envelope ID:590D0BF9-FB77-43A8-955D-3B08FBF84A88 BOWEN ,r4,444 ,sc Re5eurseiul. RespenSi . Results. Page 2 of 2 File I Field Bowen Engineering reserves the right to amend this proposal for errors and omissions. 8802 N Meridian Street• Indianapolis, IN 46260 •P. 317.842.2616 •www bowenengineering,com DocuSign Envelope ID:590D0BF9-FB77-43A8-955D-3B08FBF84A88 BOWEN ' • Resourrelul. Responsive, Results. Page 1 of 1 3/17/21 (Via Email) Mr. Philip Teague,P.E. Jones and Henry Engineers 3103 Executive Parkway, Suite 300 Toledo, OH 43606 RE: Carmel WWTP Secondary Expansion PCO#009 Continued Operation of Aeration Tank 10 Dear Mr.Teague, Bowen Engineering is pleased to submit the following change request to provide one(1) VFD-controlled 4" 20HP submersible pump to continue the RAS feed to Aeration Tank 10, keeping this tank operational,during the construction of Aeration Tanks 11 and 12. This change request pricing is based on a rental period of four (4)months at the rate agreed upon via email correspondence between Bowen and Jones& Henry of $1300/month. Mobilization and demobilization have also been incorporated into this price at the discussed rate of$230/ea. This change includes the supervision, labor,equipment and materials necessary to provide the requested changes to the original scope of work as detailed above. The Lump Sum Add for these changes is: Add: $5,660.00 Add: Five Thousand Six Hundred Sixty Dollars Clarifications: 1. This price is a standby monthly rate only allowing for l60 hours of runtime per month. 2. Scope includes a. 1 —4"20HP 460V Submersible Trash Pump b. 1 —20HP 460v 27A Nema VFD Cage c. 60' of composite suction/discharge hose d. 400' of layflat discharge hose 3. Price does not include setup and teardown. 4. Terms and conditions of original contract apply. 5. This proposal is valid for(7)days. Please review this change request and provide written approval by March 24,2021. If you have any questions regarding this proposal, please call me at 317-842-2616. Respectfully,12 Mark Cvetkovich,P.E. Project Manager cc: Chris Manges,Operations Manager,BEC(sent via email) File/Field Bowen Engineering reserves the right to amend this proposal for errors and omissions. 8802 N Meridian Street• Indianapolis, IN 46260• P. 317 842 2616•www.bowenengineering.com DocuSign Envelope ID:590D0BF9-FB77-43A8-955D-3B08FBF84A88 BOWEN �� Resosucettil. ResRens]. Results. Page 1 of 1 11/13/20 (Via Email) Mr. Philip Teague,P.E. Jones and Henry Engineers 3103 Executive Parkway, Suite 300 Toledo, OH 43606 RE: Carmel WWTP Secondary Expansion PCO#025—T&M-Replace 6" DIP Supernatant Line with HDPE Dear Mr. Teague, Bowen Engineering is pleased to submit the following change request pricing for the T&M work performed to assist TPI in the installation of the new 6"Supernatant Line. The T&M work performed includes exposure and demo of the existing 6"ductile supernatant line, assisting TPI with pulling their fused line into the trench of the existing line, making the final connection on the north side of the new line to the existing 6"ductile line,and backfilling the trench back up to grade. This change includes the supervision, labor,equipment and materials necessary to provide the requested changes to the original scope of work as detailed above. The Lump Sum Add for this work is: Add: $19,220.00 Add: Nineteen Thousand Two Hundred Twenty Dollars Clarifications: 1. Terms and conditions of original contract apply. 2. This proposal is valid for(7)days. Please review this change request and provide written approval by November 20, 2020. If you have any questions regarding this proposal,please call me at 317-842-2616. Respectfully,sp ) Mark Cvetkovich, P.E. Project Manager cc: Chris Manges,Operations Manager,BEC(sent via email) File/Field Bowen Engineering reserves the right to amend this proposal for errors and omissions. 8802 N Meridian Street• Indianapolis, IN 46260 • P 317 842 2616•www bowenengineenng.com DocuSign Envelope ID:590D0BF9-FB77-43A8-955D-3B08FBF84A88 BOWEN Resourceful. Responsive. Results. Page 1 of 1 11/18/20 (Via Email) Mr. Philip Teague,P.E. Jones and Henry Engineers 3103 Executive Parkway, Suite 300 Toledo,OH 43606 RE: Cannel WWTP Secondary Expansion • PCO#031—Full Demolition of Existing RAS Splitter Structure Dear Mr. Teague, Bowen Engineering is pleased to submit the following change request pricing for the complete demolition of the existing RAS splitter structure prior to construction of the new RAS splitter. This cost is inclusive of temporary operations and demolition of the box. This change includes the supervision, labor, equipment and materials necessary to provide the requested changes to the original scope of work as detailed above. The Lump Sum Add for this work is: Add: $70,170.00 Add: Seventy Thousand One Hundred Seventy Dollars Clarifications: 1. Terms and conditions of original contract apply. 2. Material from demolition of the structure will be loaded into city provided dumpsters for disposal. 3. This pricing does not include any grade changes or final work associated with the RAS area. This change is only for the demolition scope in the area. 4. To aid the project Bowen has included a partnering credit of$4500. 5. A credit has been given associated with draining and cleaning of aeration tanks 1,6,&7. For draining and cleaning these tanks the city will drain tanks using plant operations to the greatest extent possible. Bowen will provide labor inside the tanks to push grit material to a city provided vac truck to remove grit. City will dispose of material through their normal operations. 6. This proposal is valid for(7)days. Please review this change request and provide written approval by November 25, 2020. If you have any questions regarding this proposal, please call me at 317-842-2616. Respectfully,pej Mark Cvetkovich, P.E. Project Manager cc: Chris Manges,Operations Manager, BEC(sent via email) File/Field Bowen Engineering reserves the right to amend this proposal for errors and omissions. 8802 N Meridian Street• Indianapolis. IN 46260• P 317 842.2616•www bowenengineering.com DocuSign Envelope ID:590D0BF9-FB77-43A8-955D-3B08FBF84A88 , (5 a Bo whN , • Resourceful_ Rpsponsue. Resultsmei I.Y Page 1 of 1 3/25/21 (Via Email) Mr. Philip Teague,P.E. Jones and Henry Engineers 3103 Executive Parkway, Suite 300 Toledo, OH 43606 RE: Carmel WWTP Secondary Expansion PCO#035—RSPS Basement Flow Meter and Valve Change Outs T&M Dear Mr. Teague, Bowen Engineering is pleased to submit the following change request pricing for the additional T&M work performed in the RSPS basement. This pricing is inclusive of the T&M work performed to change out the 8" valve on the discharge side of each of the Return Pumps 1-5, rebuild/install new pump volutes on select return pumps at the City's direction,and change out the 8" flow meter on the 12"wasting line. This change includes the supervision, labor, equipment and materials necessary to provide the requested changes to the original scope of work as detailed above. The Lump Sum Add for this work is: Add: $20,800.00 Add: Twenty Thousand Eight Hundred Dollars Clarifications: I. Terms and conditions of original contract apply. 2. This proposal is valid for(7)days. Please review this change request and provide written approval by April 1, 2021. If you have any questions regarding this proposal, please call me at 317-842-2616. Respectfully, MAX Mark Cvetkovich,P.E. Project Manager cc: Chris Manges,Operations Manager,BEC(sent via email) File/Field Bowen Engineering reserves the right to amend this proposal for errors and omissions. 8802 N Meridian Street• Indianapolis, IN 46260•P 317 842 2616•www.bowenengineering.com DocuSign Envelope ID:590D0BF9-FB77-43A8-955D-3B08FBF84A88 BOWEN Resourceful. Responsive. Results. 10/30/20 Page 1 of 1 (Via Email) Mr.Philip Teague,P.E. Jones and Henry Engineers 3103 Executive Parkway, Suite 300 Toledo, OH 43606 RE: Carmel WWTP Secondary Expansion PCO#034—Mixer Control Panel Modifications Dear Mr.Teague, Bowen Engineering is pleased to submit the following change request pricing for the conversion of the CAT6 communication cable from aeration tanks 1 and 7 mixers to fiber optic. Due to the length of conduit runs, CAT6 will not convey a signal the necessary distance from the tanks 1 and 7 mixer's LCP back to the PLC in the RAS Building. As requested, Bowen is providing pricing for the required modifications to the PLC, installing an Ethernet to fiber optic converter in the tanks 1 and 7 mixer LCP, pulling the fiber optic cable from the LCP's to the PLC,wire terminations,and testing. This change includes the supervision, labor, equipment and materials necessary to provide the requested changes to the original scope of work as detailed above. The Lump Sum Add for this work is: Add: S11,930.00 Add: Eleven Thousand Nine Hundred Thirty Dollars Clarifications: 1. Terms and conditions of original contract apply. 2. This proposal is valid for(7) days. Please review this change request and provide written approval by November 6, 2020. If you have any questions regarding this proposal,please call me at 317-842-2616. Respectfully, 2 Lw✓� Mark Cvetkovich,P.E. Project Manager cc: Chris Manges,Operations Manager,BEC(sent via email) File/Field Bowen Engineering reserves the right to amend this proposal for errors and omissions. 8802 N Meridian Street• Indianapolis, IN 46260• P: 317 842.2616•www.bowenengineering.com DocuSign Envelope ID:590D0BF9-FB77-43A8-955D-3B08FBF84A88 BOWEN Resourcehl. Responsive. Results. Page 1 of 1 1/13/21 (Via Email) Mr. Philip Teague,P.E. Jones and Henry Engineers 3103 Executive Parkway, Suite 300 Toledo, OH 43606 RE: Carmel WWTP Secondary Expansion PCO#037—Additional GFI's and 6in WAS Tie-in to RAS Box Dear Mr.Teague, Bowen Engineering is pleased to submit the following change request pricing for the additional items outlined in Jones and Henry's Field Directive 19. The attached pricing is inclusive of both the installation of two(2) additional weather-rated GFI outlets on the southwest handrail on the RAS Splitter Box platform as well as the tie-in of the existing 6" WAS line from the RSPS basement to the new RAS Splitter Box.The tie-in will consist of exposing the existing 6"UG WAS line on the north side of the RSPS, cutting and tying on to the existing line, installing a 6" UG Gate Valve, aligning the new 6"line with the new RAS box via a horizontal double-45 offset,and tying the newly ran 6" line to the new RAS Box via core and link seal. This change includes the supervision, labor, equipment and materials necessary to provide the requested changes to the original scope of work as detailed above. The Lump Sum Add for this work is: Add: $11,030.00 Add: Eleven Thousand Thirty Dollars Clarifications: 1. Terms and conditions of original contract apply. 2. This proposal is valid for(7)days. Please review this change request and provide written approval by January 20, 2021. If you have any questions regarding this proposal,please call me at 317-842-2616. Respectfully,22 Mark Cvetkovich, P.E. Project Manager cc: Chris Manges,Operations Manager,BEC(sent via email) File/Field Bowen Engineering reserves the right to amend this proposal for errors and omissions. 8802 N Meridian Street•Indianapolis, IN 46260• P 317 842 2616 •www bowenengineering corn DocuSign Envelope ID:590D0BF9-FB77-43A8-955D-3B08FBF84A88 BOWEN \` 2/3/21 Page 1 of 1 (Via Email) Mr. Philip Teague,P.E. Jones and Henry Engineers 3103 Executive Parkway, Suite 300 Toledo, OH 43606 RE: Cannel WWTP Secondary Expansion PCO#038—Aeration Tank 1 Wye Wall Blockouts Dear Mr. Teague, Bowen Engineering is pleased to submit the following change request pricing for the additional work associated with filling the blockouts in the Aeration Tank 1 Wye Wall.These blockouts were originally installed to allow for the installation of the original aeration piping to Aeration Tank 1. However, as the contract drawings call for the new piping to be running above the wye wall and the wye wall to be filled in and capped, these existing blackouts will have to be poured in order to fill/cap the existing wye wall as detailed in the contract drawings.This proposal consists of forming these existing blackouts to be poured flush with the existing wye wall, installing two(2) #5 dowels in each blackout, and pouring the blackouts up to the existing top-of-wall elevation. This change includes the supervision, labor, equipment and materials necessary to provide the requested changes to the original scope of work as detailed above. The Lump Sum Add for this work is: Add: $6930.00 Add: Six Thousand Nine Hundred Thirty Dollars Clarifications: 1. Terms and conditions of original contract apply. 2. This proposal is valid for(7)days. Please review this change request and provide written approval by February 10, 2021. If you have any questions regarding this proposal, please call me at 317-842-2616. Respectfully,/ Mark Cvetkovich, P.E. Project Manager cc: Chris Manges,Operations Manager,BEC(sent via email) File/Field Bowen Engineering reserves the right to amend this proposal for errors and omissions. 8802 N Meridian Street Indianapolis. IN 46260 . P 317 842 2616 .www bowenengineering,com DocuSign Envelope ID:590D0BF9-FB77-43A8-955D-3B08FBF84A88 BOWEN );;/4 Reypurceful Respansrve. Results. Page 1 of 1 2/18/21 (Via Email) Mr. Philip Teague,P.E. Jones and Henry Engineers 3103 Executive Parkway, Suite 300 Toledo,OH 43606 RE: Carmel WWTP Secondary Expansion PCO#039—Aeration Tank Mixer Control Panel Relocation Dear Mr. Teague, Bowen Engineering is pleased to submit the following change request pricing for the additional work associated with relocating the Aeration Tank Mixer Local Control Panels to the end of each aeration tank. This proposal consists of moving each Mixer LCP to the end of each tank to allow for easier access,rerouting conduits and repulling wire between mixer junction boxes and LCPs. Additionally, two(2)equipment pads are to be poured at the relocated Aeration Tank 1 and 6 Mixer LCPs.Aeration Tank 7 and 10 Mixer LCPs are to be relocated to existing pads/walkways. This change includes the supervision, labor,equipment and materials necessary to provide the requested changes to the original scope of work as detailed above. The Lump Sum Add for this work is: Add: $21,690.00 Add: Twenty One Thousand Six Hundred Ninety Dollars Clarifications: I. Terms and conditions of original contract apply. 2. This proposal is valid for(7)days. 3. The proposal is inclusive of only the relocation of Mixer LCPs and rerouting/extending previously ran conduits and wire. 4. This proposal does NOT include the change to fiber in lieu of CAT6 communication wire for Aeration Tank 1 and 7 LCPs in order to properly communicate with the Return Building PLC. 5. This proposal does NOT include the running of an additional conduit from each mixer junction box back to the respective LCP in order to properly separate power and communication wires as required by the mixer manufacturer. Please review this change request and provide written approval by February 25, 2021. If you have any questions regarding this proposal,please call me at 317-842-2616. Respectfully,sp } Mark Cvetkovich, P.E. Project Manager cc: Chris Manges,Operations Manager,BEC(sent via email) File/Field Bowen Engineering reserves the right to amend this proposal for errors and omissions. 8802 N Meridian Street• Indianapolis. IN 46260 • P 317 842.2616 .www bowenengineefing corn DocuSign Envelope ID:590D0BF9-FB77-43A8-955D-3B08FBF84A88 BoWEN Resomelul, Responsive, Results. Page loft 2/18/21 (Via Email) Mr. Philip Teague,P.E. Jones and Henry Engineers 3103 Executive Parkway, Suite 300 Toledo,OH 43606 RE: Carmel WWTP Secondary Expansion PCO#040—T&M Tickets to Date#2 (8/24/20—2/16/21) Dear Mr. Teague, Bowen Engineering is pleased to submit the following change request pricing for the approved T&M ticket costs since the issuance of PCO 021-Approved T&M Tickets to Date(dated 8/24/20). The extra work outlined by these tickets includes the demolition of the existing Aeration Tank 10 Sluice Gate and capping penetration with a 12"blind flange(EWO 009),grout demo and re-grouting of the Clarifier 3 PRVs(EWO 011),reroute of the existing 6"plant water line around the new 30"RAS line(EWO 012), chipping of the existing duct bank north of RSPS to bring down final grade in the area(EWO 013), and the additional vac truck rental to clean Aeration Tank 1 to workable levels(EWO 014). This change includes the supervision, labor, equipment and materials necessary to provide the requested changes to the original scope of work as detailed above. The Lump Sum Add for this work is: Add: $7790.00 Add: Seven Thousand Seven Hundred Ninety Dollars Clarifications: I. Terms and conditions of original contract apply. 2. This proposal is valid for(7)days. Please review this change request and provide written approval by February 25,2021. If you have any questions regarding this proposal, please call me at 317-842-2616. Respectfully,( 7124—V Mark Cvetkovich, F.E. Project Manager cc: Chris Manges,Operations Manager,BEC(sent via email) File/Field Bowen Engineering reserves the right to amend this proposal for errors and omissions. 8802 N Meridian Street• Indianapolis, IN 46260•P: 317.842.2616•www bowenengineering.com DocuSign Envelope ID:590D0BF9-FB77-43A8-955D-3B08FBF84A88 BOWEN Resourceful. Responsive. Results. Page 1 of 1 3/18/21 (Via Email) Mr. Philip Teague,P.E. Jones and Henry Engineers 3103 Executive Parkway, Suite 300 • Toledo, OH 43606 RE: Carmel WWTP Secondary Expansion PCO#041—MAU Revisions and additional Access Platform Dear Mr. Teague, Bowen Engineering is pleased to submit the following change request pricing for the additional work associated with relocating the Makeup Air Unit in the RSPS.This proposal consists of relocating the MAU per the installation instructions distributed by Jones&Henry on 2/22, installation of an additional Unistrut support system underneath the unit,and the installation of an additional platform with access ladder and handrail to be used to access the unit's filters and damper motor for the newly determined location. This change includes the supervision, labor,equipment and materials necessary to provide the requested changes to the original scope of work as detailed above. The Lump Sum Add for this work is: Add: S27,230.00 Add: Twenty Seven Thousand Two Hundred Thirty Dollars Clarifications: 1. Terms and conditions of original contract apply. 2. This proposal is valid for(7)days. Please review this change request and provide written approval by March 25, 2021. If you have any questions regarding this proposal, please call me at 3 1 7-842-2616. Respectfully,j pe Mark Cvetkovich,P.E. Project Manager cc: Chris Manges,Operations Manager,BEC(sent via email) File/Field Bowen Engineering reserves the right to amend this proposal for errors and omissions. 8802 N Meridian Street• Indianapolis. IN 46260 •F: 317 842.2616•www bowenengineering.com DocuSign Envelope ID:590D0BF9-FB77-43A8-955D-3B08FBF84A88 BOWEN ,, ResoaILAI Respans.ve. Results. 3/23/21 Page 1 of 1 (Via Email) Mr.Philip Teague,P.E. Jones and Henry Engineers 3103 Executive Parkway, Suite 300 Toledo,OH 43606 RE: Carmel WWTP Secondary Expansion PCO#042—Additional Aeration Tank Mixer Control Wiring Dear Mr. Teague, Bowen Engineering is pleased to submit the following change request pricing for the additional work associated with adding the additional control wiring and conduit for the mixers as discussed in our meeting onsite with Jones & Henry, BL Anderson, R&M Electric, and the City of Carmel. This change includes the supervision, labor, equipment and materials necessary to provide the requested changes to the original scope of work as detailed above. The Lump Sum Add for this work is: Add: $7,180.00 Add: Seven Thousand One Hundred Eighty Dollars Clarifications: 1. Terms and conditions of original contract apply. 2. This proposal is valid for(7)days. 3. The proposal includes the credit for the portion paid by BL Anderson Please review this change request and provide written approval by March 30,2021. If you have any questions regarding this proposal, please call me at 317-842-2616. Respectfully, Mark Cvetkovich,P.E. Project Manager cc: Chris Manges,Operations Manager,BEC(sent via email) File/Field Bowen Engineering reserves the right to amend this proposal for errors and omissions. 8802 N Meridian Street•Indianapolis, IN 46260 •P: 317.842.2616•www.bowenengineering com DocuSign Envelope ID:590D0BF9-FB77-43A8-955D-3B08FBF84A88 BOWEN Npoof ,k • . Responsive. Results ✓ Page 1 of 1 3/26/21 (Via Email) Mr.Philip Teague, P.E. Jones and Henry Engineers 3103 Executive Parkway, Suite 300 Toledo,OH 43606 RE: Carmel WWTP Secondary Expansion PCO#043—Aeration Tank 7 Influent Slide Gate Dear Mr.Teague, Bowen Engineering is pleased to submit the following change request pricing for the demo/replacement of the Aeration Tank 7 Influent Slide Gate. This work includes the installation of two(2)plywood bulkheads in the existing aeration tank influent channel, removal of the existing gate, installation of a new gate over the existing wall penetration, and grouting the new gate into place. The replacement gate is to be identical to the new gates installed on the influent openings to Aeration Tanks 10, 11,and 12 (FSG-36, FSG-34, FSG-35). Cut sheets of the proposed gate are attached for reference. This change includes the supervision, labor, equipment and materials necessary to provide the requested changes to the original scope of work as detailed above. The Lump Sum Add for this work is: Add: $18,540.00 Add: Eighteen Thousand Five Hundred Forty Dollars Clarifications: 1. Terms and conditions of original contract apply. 2. This proposal is valid for(7)days. Please review this change request and provide written approval by April 2, 2021. If you have any questions regarding this proposal,please call me at 317-842-2616. Respectfully, Mark Cvetkovich,P.E. Project Manager cc: Chris Manges,Operations Manager,BEC(sent via email) File/Field Bowen Engineering reserves the right to amend this proposal for errors and omissions. 8802 N Meridian Street• Indianapolis, IN 46260 • P 317 842 2616 .www bowenengineering.cam