Addendum No. 1.pdf

Raleigh Water Contract 2 Addendum No. 1 Little Creek RRF Rehabilitation & Replacement AD1-1 07/14/2026 418423

RALEIGH WATER

LITTLE CREEK RESOURCE RECOVERY FACILITY REHABILITATION AND

REPLACEMENT PROJECT

CONTRACT 2

ADDENDUM NO. 1

JULY 14, 2026

1) SCOPE. This Addendum No. 1 attachment consists of pages AD1-1 through AD1-9 and covers the following changes to the Drawings and Specifications.

2) DRAWINGS.

a) Drawing D-55-101 – DEMOLITION – CHEMICAL STORAGE FACILITY PLANS

i) Add “(NOTE 6)” to “DEMOLISH EXISTING ALUMINUM SULFATE TANK” and “DEMOLISH EXISTING SODIUM HYDROXIDE TANK” callouts.

ii) Add the following note to the GENERAL SHEET NOTES:

“6. THE OWNER WILL DRAIN THE TANKS TO WITHIN

APPROXIMATELY 12 INCHES OF THE TANK BOTTOM. THE

CONTRACTOR SHALL BE RESPONSIBLE FOR THE REMOVAL AND

PROPER DISPOSAL OF THE REMAINING CHEMICALS, RESIDUE,

AND ANY CONTENTS REMAINING IN THE TANKS.”

b) Drawing D-60-101 – DEMOLITION – CHEMICAL FEED BUILDING

DEMOLITION PLANS

i) Add the following language to the end of note 5:

“THE OWNER WILL DRAIN THE TANKS TO WITHIN

APPROXIMATELY 12 INCHES OF THE TANK BOTTOM. THE

CONTRACTOR SHALL BE RESPONSIBLE FOR THE REMOVAL

AND PROPER DISPOSAL OF THE REMAINING CHEMICALS,

RESIDUE, AND ANY CONTENTS REMAINING IN THE TANKS.”

c) Drawing C-02-101 – CIVIL – SITE PLAN SITE GRADING, STAKING, EROSION

CONTROL PLAN

i) Add “REFER TO DETAIL C ON DRAWING C-90-502.” to the end of Note 6.

ii) Add “WITH WHITE PAINT.” to the end of Note 7.

d) Drawing C-02-102 – CIVIL – SITE PLAN SITE GRADING, STAKING, EROSION

CONTROL PLAN

Little Creek RRF Rehabilitation & Replacement AD1-2 07/14/2026 418423

i) Note 9 - Add “WITH WHITE PAINT” After “RE-STRIP PARKING

SPACES”.

e) Drawing C-05-702 – CIVIL – PIPING PROFILES

i) On 8” DRAIN FOR RAS profile, delete “PI 16” PLUG VALVE” and replace with “PI 8” PLUG VALVE”. Also, delete “PI 24” WYE” and replace “PI 8”

WYE”.

f) Drawing C-90-501 – DETAIL C - TYPICAL ASPHALT PAVEMENT SECTIONS

i) Replace “SF9.5A” with “RS9.5C” and “B-25.0B” with “B-25.0C” for both

WITH CURB & GUTTER and WITHOUT CURB & GUTTER details.

g) Drawing C-90-502 – CIVIL - MISCELLANEOUS DETAILS AND SCHEDULES

i) Add Detail C, CATCH BASIN, which is shown in Figure 1 below, to the Drawing.

Figure 1

Little Creek RRF Rehabilitation & Replacement AD1-3 07/14/2026

h) Drawing S-75-101 – STRUCTURAL- EQUALIZATION TANK NO. 1 PLAN

i) Change the drawing reference on all five PIPE SUPPORT detail callouts from S-90-504 to S-90-505.

i) Drawing S-90-505 – STRUCTURAL - MISCELLANEOUS DETAILS AND

SCHEDULES

i) Delete detail B and replace with the detail shown in Figure 2 below:

Figure 2

ii) Delete detail C and replace with the detail shown in Figure 3 below:

Figure 3

Little Creek RRF Rehabilitation & Replacement AD1-4 07/14/2026

j) Drawing M-20-101 – PROCESS MECHANICAL – OXIDATION DITCH PLAN

i) Delete “(TYP 4)” at the end of 8" MUD VALVE W/ NUT OPERATOR callout and replace with (TYP 3)”.

k) Drawing M-55-301 – PROCESS MECHANICAL – CHEMICAL STORAGE

FACILITY SECTIONS

i) On SECTION 1 Sodium Hydroxide Tank, replace “2” BALL VALVE” callout pointing to the valve on the 2” Drain line to “2” PLUG VALVE”.

l) Drawing M-55-302 – PROCESS MECHANICAL – CHEMICAL STORAGE

FACILITY SECTIONS

i) On SECTION 1, replace “BALL VALVE” callout pointing to the valve on the 2” SODIUM HYDROXIDE FILL LINE to “2” PLUG VALVE”.

m) Drawing H-60-101 – HVAC – CHEMICAL FEED BUILDING PLAN

i) Revise the graphical representation of the louvers behind CD-1 and CD-2, from screened linework to bold linework and add a callout with “NOTE 2” pointing to them.

ii) Add the following note to the GENERAL SHEET NOTES:

“2. EXISTING LOUVERS ARE 1’-8”± WIDE AND 2-0’± HIGH.

CONTRACTOR SHALL FIELD VERIFY EXACT DIMENSIONS

AND MATCH SIZE FOR NEW LOUVERS. NEW LOUVERS SHALL

BE RUSKIN MODEL ELF375DX OR AN APPROVED EQUAL.

PROVIDE A BIRD SCREEN AT ALL INTAKE LOUVERS. LOUVER

FINISH COLOR SHALL BE SELECTED BY THE OWNER FROM

THE MANUFACTURER'S STANDARD COLOR OPTIONS.”

n) Drawing P-60-101 – PLUMBING – CHEMICAL FEED BUILDING PLAN

i) On all plan and section views, revise the graphical representation of the

CW piping, PRV-1, BFP-1, and ET-1, along with all associated appurtenances on the CW lines, from screened linework to bold linework.

3) SPECIFICATIONS

a) SECTION 00 100 – ADVERTISEMENT FOR BID

i) Page 1, first paragraph, delete and replace with the following:

Little Creek RRF Rehabilitation & Replacement AD1-5 07/14/2026 418423

“Sealed Bids will be received until August 4th at 2:00PM, at the Neuse River Resource Recovery Facility, 8500 Battle Bridge Road, Raleigh, NC 27610 at which time and place bids will be publicly opened and read aloud for the construction of the Little Creek Resource Recovery Facility Rehabilitation & Replacement Contract 2 project.”

b) SECTION 00 20 0 – INSTRUCTIONS TO BIDDERS

i) In Paragraph 14.01.B add “Submersible Propeller Pump by Sulzer, and

Submersible Pumps by Flygt Corporation” following “base Bid as Orbal Aeration Equipment by Evoqua Water Technologies,”.

c) SECTION 00 41 0 – BID FORM

i) Delete paragraph 5.01.A and replace with the following:

"A. Allowances

1. Control System Supplier Allowance. An allowance is included for the scope of services provided by CITI, LLC in accordance with their proposal “000049R1” dated June 17, 2026, hereby made an attachment to specification section 01 11 13. The amount of the Allowance shall be: $575,310.00.

2. Owner’s Contingency Allowance. The allowance shall be $500,000.”

ii) In paragraph 5.01.C Type 4 Concrete Repair, delete “300 SQ FT” and replace with “300 LF”.

iii) In paragraph 5.01.C, add the following line item after Asphalt Resurfacing line:

“Removal and replacement of 150 CY $__________” unsuitable subgrade material

d) SECTION 00 52 0 – AGREEMENT

i) Delete paragraph 5.01.A.1 and replace with the following:

“ 1. Control System Supplier: $575,310.00

2. Owner’s Contingency Allowance: $500,000”

a. SECTION 01 11 13 – WORK COVERED BY CONTRACT DOCUMENTS

i. Paragraph 1.16.A.1, delete “$588,852.00” and replace with “$575,310.00”.

ii. Add the following paragraph after 1.16.A.1:

Little Creek RRF Rehabilitation & Replacement AD1-6 07/14/2026 418423

“2. Owner’s Contingency Allowance of $500,000. Owner’s Contingency Allowance is for the sole use of Owner to cover unanticipated costs. No portion of the Owner’s Contingency Allowance shall be utilized without the Owner’s prior written authorization.”

iii. Delete CITI 90% SCOPE PROPOSAL 000049 at the end of the specification in its entirety and replace with the revised CITI SCOPE PROPOSAL 000049R1, which is attached to this Addendum No. 1.

b. SECTION 01 12 16 - MAINTENANCE OF PLANT OPERATIONS

i. Paragraph 1.5.B.10.b, delete the last sentence and replace with the following:

“Temporary caustic totes and a skid-based feed system using positive displacement metering pumps shall be provided by Contractor to supply alkalinity to Equalization Tank No. 1 if denitrification and influent alkalinity are not sufficient to maintain a neutral pH. The system shall be outdoor rated and sized to provide a range of chemical feed rate of 25 to 50 gallons per day (gpd) with an average expected value of about 50 gpd for 25% caustic. The temporary feed system shall be manually adjustable and shall include one standby and one duty pump, piping, tubing, fittings, controls, storage containers, spill containment, appurtenances, and ancillary equipment necessary for a complete and functional installation.

Contractor shall provide and maintain a temporary 120 Volt power supply, including all associated wiring, connections, and appurtenances necessary for operation of the temporary chemical feed system. Owner will operate the temporary chemical feed system.”

c. SECTION 01 29 76 - PROGRESS PAYMENT PROCEDURES

i. Add the following paragraph following Paragraph 1.5.J:

“K. Removal and Replacement of Unsuitable Subgrade Material with Select Fill.

1. The unit price bid for removal and replacement of unsuitable subgrade material with select fill shall include all costs in connection therewith, including dewatering, material excavation, subsequent handling and disposal of the excavated material, hauling, placement, and compaction of select fill to replace removed unsuitable material as authorized by the Engineer and required by the Specifications.

2. Subgrade material that is disturbed or becomes soft or rutted due to Contractor’s operations or lack of proper dewatering shall be removed and replaced at Contractor’s expense. There shall be no separate

Little Creek RRF Rehabilitation & Replacement AD1-7 07/14/2026 418423 payment for removal and replacement of unsuitable subgrade material beneath fills and embankments. Only the removal and replacement beneath structures shall be measured for payment. Payment for removal and replacement of unsuitable subgrade material beneath structure foundations shall be made from the bottom of the granular fill, crushed stone, gravel beneath slab, or mud mat indicated on the Drawings to be provided beneath structure foundations to the bottom of the excavation of unsuitable material. Where the unsuitable subgrade material extends beyond the structure foundation, the limit for payment shall extend horizontally from the outside face of the footing a distance equal to the depth of overexcavation below the bottom of the foundation or 5 feet, whichever is greater. No separate payment will be made for excavation and replacement beyond the specified lateral limits.

3. Payment for removal and replacement of unsuitable subgrade material with select fill will only be made for unsuitable subgrade material removed to the level of firm, suitable material as determined and authorized by the Engineer. Payment will be made for actual in-place volume of unsuitable material excavated and replaced based on before and after survey cross-sections of sufficient accuracy (sections 25 ft maximum apart). Overexcavation below and beyond that specified or authorized by the Engineer will not be paid for.”

d. SECTION 01 50 00 - TEMPORARY FACILITIES AND CONTROLS

i. Delete Paragraph 1.3.A and replace with “Provide, maintain, and pay for suitable quality water service required for construction operations.

Where practical, Owner will provide access to water for use during construction through a metered connection. Contractor shall be billed monthly at Owner's published water rates. Contractor shall follow procedure for obtaining metered connection as outlined in the City of Raleigh Public Utilities Handbook. Contractor shall be required to extend water lines or provide hauling as required for Contractor's use from existing hydrants, as designated by the Owner.”

e. SECTION 02 41 00 – DEMOLITION

i. In Paragraph 3.1. E. 2, delete the last 3 sentences starting with “The existing above ground fuel storage tank …”.

f. SECTION 03 01 26.66 – CONCRETE CRACK REPAIR

i. Paragraph 1.1.C.1.b, delete “80 linear feet” and replace with “200 linear feet”.

Little Creek RRF Rehabilitation & Replacement AD1-8 07/14/2026 418423

g. SECTION 31 23 11 - EXCAVATION AND FILL FOR STRUCTURES

i. Add the following language at the end of Paragraph 3.2.H.1:

“Compensation for undercut beyond limits shown on the Drawings shall be made based on adjustment prices indicated in the Bid Form.”

h. SECTION 40 05 61.13 – KNIFE GATE VALVES

i. Delete Paragraph 2.1.A and replace with “Knife gate valves furnished under this section shall be DeZurik "KGN-RSB” or approved equal.

ii. Delete Paragraph 2.5.A and replace with the following:

“Tag numbers KGV-20-101, 102, 103 KGV-20-201, 202, 203

Size 12 in 8 in

Application Oxidation Ditch Influent Oxidation Ditch RAS

Type of Installation In Plant In Plant

Valve Joint Flanged Flanged

Stem Outside Screw-and-yoke

Outside Screw-and-yoke

Type of manual actuator

Handwheel Handwheel”

i. SECTION 40 05 61.23 - RESILIENT SEATED GATE VALVES

i. Paragraph 1.1.A, delete the first sentence and replace with “This section covers furnishing resilient-seated AWWA gate valves for clear water service as specified herein and as shown on the drawings.”

j. SECTION 40 05 62.13 – PLUG VALVES

i. Paragraph 2.1.A, in Valve Operator section add “or electric actuator” after

“Lever”.

ii. Add the following language after Paragraph 2.2.A:

“ B. Plug valve, except those which are equipped with power actuators or are designed for automatic operation, shall be provided with manual actuators. Unless otherwise specified or indicated on the drawings, each manual actuator shall be equipped with a lever operator. Plug valves with center lines more than 7’-6” above the floor shall be provided with chain levers.

Little Creek RRF Rehabilitation & Replacement AD1-9 07/14/2026

C. Valves indicated to be electric motor operated on the drawings shall have reversible electric motor operators designed for 120 volt ac, single phase operation. Electric actuators shall be provided by valve manufacturer as recommended for the application. Actuators shall include integral thermal overload protection and a declutchable manual override. Actuators shall be equipped with motor operation limit switches and two additional single-pole, double-throw limit switches for auxiliary open and closed indication. An internal heater and thermostat shall be provided in each actuator housing to prevent condensation. Actuators in Class I, Division 1 and Division 2, Group D hazardous areas indicated on the drawings shall have NEMA Type 7 housings. Actuators in other areas shall have NEMA Type 4X housings.”

4) ACKNOWLEDGEMENT BY BIDDER. Each Bidder is required to acknowledge receipt of this Addendum No.1 in the space provided in the Bid Form.

End of Addendum No. 1

July 14, 2026 Black & Veatch International Company

4 0 3 0 Y a n c e y R o a d , C h a r l o t t e , N C 2 8 2 1 7

P . O . B o x 3 3 7 5 8 , C h a r l o t t e , N C 2 8 2 3 3

P H O N E 7 0 4 . 9 6 9 . 2 4 8 4 F A X 7 0 4 . 9 6 9 . 2 4 8 0

“ O u r I n n o v a t i o n S e t s S t a n d a r d s ”

CITI SCOPE PROPOSAL 000049R1

Date:

To:

Project:

Reference:

June 17, 2026

Bidding Contractors

Little Creek Resource Recovery Facility Rehabilitation & Replacement Project Contract 2 Raleigh Water

System Supplier Scope Specification Sections 40 61 11 – 40 75 00 for Instrumentation and Control System

CITI Inc, an equipment supplier, offers to furnish the following described materials and services as our scope as the instrumentation and control System Supplier under Division 40, in accordance with the provisions that are referenced herein and subject to and governed by solely (i) the Master Terms and Conditions of Sale available at www.citi-inc.com/Master-TCs, and (ii) the Supplemental T&Cs available at www.citi-inc.com/Supplemental-TCs (collectively, the “CITI Inc. Conditions of Sale”).

CITI Scope Summary

Materials

Qty Description

1 Denitrification PLC-5: new PLC panel with NEMA 12 freestanding enclosure and hardware including Ethernet switch, fiber optic patch panel and plates, analog surge protectors, intrinsically safe barriers as required, CompactLogix CPU and IO modules as required for new IO listed in 40 61 11-S01 Input/Output List

1 PLC-1: existing PLC panel field modifications to install new enclosure rear subplate with the following major components: 120VAC surge protection, UPS, 24VDC power supplies, Ethernet switch, analog surge protectors, CompactLogix CPU and IO modules as required for existing IO

1 PLC-2: existing PLC panel field modifications to install, in existing rear subplate, new Ethernet switch, analog surge protectors, CompactLogix CPU and IO modules as required for existing IO

1 PLC-3: existing PLC panel field modifications to install, in existing rear subplate, new Ethernet switch, analog surge protectors, CompactLogix CPU and IO modules as required for existing IO

1 PLC-4: existing PLC panel field modifications to install, in existing rear subplate, IO modules as required for new IO listed in 40 61 11-S01 Input/Output List

Lot 12 filament single mode fiber optic network cabling as shown in contract drawing I-90-601 to allow connectivity between the following panels:

• PLC-5 (Electrical Building) and PLC-2 (MCC-3/4 Powerzone Building)

• PLC-5 (Electrical Building) and PLC-3 (Reuse Pump Station)

• PLC-3 (Reuse Pump Station) and PLC-4 (Influent Pump Station) http://www.citi-inc.com/Master-TCs http://www.citi-inc.com/Supplemental-Seller-TCs

C I T I 9 0 % S c o p e P r o p o s a l 0 0 0 0 4 9 R 1

L i t t l e C r e e k R R F Co n t r a c t 2

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J u n e 1 7 , 2 0 2 6

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“ O u r I n n o v a t i o n S e t s S t a n d a r d s ”

Materials

Qty Description

Magnetic flow meter per specification paragraphs 40 71 00-2.2 including flanged end flow tube, grounding rings, remote rack/wall mount transmitter and interconnect cable for the following applications:

Tag Area Loop Service Description Line Size

Tube Ratings CI, Div 2/IP68

Cable Length

FE-45-100

FIT-45-100

45 100 WAS Metering Vault Flow 8-inch Yes/Yes 33 feet

Ultrasonic level meters per specification paragraph 40 72 00-2.2.A, each including level sensor with x-inch MNPT or x-inch ANSI Cl 150 flange mounting connection, remote wall/rack mount transmitter and interconnect cable for the following applications:

Tag Area Loop Service Description Sensor Mount

Cable Length

LE-55-100

LIT-55-100

55 100 Aluminum Sulfate Bulk Storage Tank Level

3-inch flange

98 feet

LE-55-200

LIT-55-200

55 200 Sodium Hydroxide Storage Tank Level 3-inch flange

98 feet

LE-45-100

LIT-45-100

45 100 Waste Sludge Day Tank Level 1-inch

MNPT

33 feet

Suspended float type level switch per specification section 40 72 00-2.2.B, each including 60 ft long integral signal cable and cable support bracket for the following applications:

Tag No. Area Loop Service Description Mounting Hardware

LSH-55-100 55 100 Aluminum Sulfate Bulk Storage Tank

- High Level

1Weighted suspension cable and 2Cable clip

LSH-55-200 55 200 Sodium Hydroxide Storage Tank

- High Level

1Weighted suspension cable and 2Cable clip

LSL-20-700 20 700 Denitrification Pump – Low Level 1Weighted suspension cable and 2Cable clip

LSL-45-100 45 100 Waste Sludge Day Tank – Low Level 1Weighted suspension cable and 2Cable clip

LSL-75-100 75 100 Equalization Tank No.1 – Low Level 1Weighted suspension cable and 2Cable clip

1A weighted cable assembly is proposed where it is not readily possible to enter the tank to adjust a float’s setpoint. The assembly will include wall mountable suspension bracket, 1/8-inch by x ft long 316SS suspension wire, and bottom suspended anchor weight.

2Cable clip will be used to tether the float cable to the suspension cable at the setpoint.

4 Flood level switch per specification paragraph 40 72 00-2.2.C for the following applications:

Tag No. Area Loop Service Description

LSH-55-101 55 101 Aluminum Sulfate Tank Containment Area Flood

LSH-60-100 60 100 Aluminum Sulfate Metering Pump Containment Area Flood

LSH-55-201 55 201 Sodium Hydroxide Tank Containment Area Flood

LSH-60-200 60 200 Sodium Hydroxide Metering Pump Containment Area Flood

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Materials

Qty Description

1 Dissolved oxygen sensor system per specification section 40 75 00-2.2.A, each including remote wall/rack mount controller, an immersion sensor with interconnect cable, and PVC sensor support drop pipe with rail bracket type 304SS swivel support assembly, for the following applications:

Tag No. Area Loop Service Description Cable length Sensor Rating

AE-75-100

AIT-75-100

75 100 Equalization Tank No.1 - Dissolved Oxygen

30 feet C1, D2

1 Ammonia sensor system per specification section 40 75 00-2.2.B, each including remote wall/rack mount controller, an immersion sensor with interconnect cable, and PVC sensor support drop pipe with rail bracket type 304SS swivel support assembly for the following application:

Tag No. Area Loop Service Description Cable length Sensor Rating

AE-20-200

AIT-20-200

20 200 Oxidation Ditch Outer Channel Ammonia

30 feet C1, D2

1 Ammonia analyzer maintenance materials per specification 40 75 00-2.2.B

1 Sample piping for existing ammonia analyzer probe AE/AIT-20-100 per specification section 40 61 11-1.1.C.13 Note: We will verify that the existing sample pump is operating correctly and will provide a replacement if required.

1 PLC spare parts per specification section 40 64 00-1.5

1 Process control network systems spare parts per specification section 40 66 11-2.5

1 Panel consoles and appurtenances spare parts per specification section 40 67 11-1.5

1 Lot of field instrument power and analog signal surge protection for instruments in this scope

1 Lot of device nameplates for instruments in this scope

Services

Qty Description

1 Preconstruction conference attendance

1 Progress meetings attendance as required

1 Combined first/second stage control system submittal per specification paragraph 40 61 11-1.4

1 Third Stage submittal for operation and maintenance data for control system per specification paragraph 40 61 11-1.4

1 System software configuration per specification section 40 61 11-3.2

1 System software configuration review meeting with Owner and Engineer per specification section 40 61 11-3.2.H

1 Systems check-field instrumentation startup and submittal of instrument setup reports per specification section 40 61 11-3.3

1 Systems check- external connection signals check and submittal of system checkout reports to document successful testing per specification section 40 61 11-3.3 for hardware in this scope

1 Startup assistance and site acceptance testing assistance per specification sections 40 61 11-3.3 and 40 61 11-3.4

1 Testing procedure submittal per specification paragraph 40 61 11-3.4 for hardware in this scope

1 Training lesson plans per specification paragraph 40 61 11-3.5 for hardware in this scope

1 Training sessions per specification paragraph 40 61 11-3.5 for hardware in this scope

1 PLC programming for existing control panel PLC-5 as described per software control block descriptions under specification section 40 68 83

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Services

Qty Description

1 SCADA programming as described per software control block descriptions under specification section 40 68 83

1 PLC and SCADA programming for existing control panels PLC-1, PLC-2 and PLC-3 to migrate existing control logic from RSLogix500 to Studio5000 software. Note that we will only replicate the existing programs, and no new functionality will be added.

1 Terminations and testing for new fiber optic network cabling included in this scope per specification sections 40 66 11 and 40 66 34

CITI Pricing Summary

Total Price for CITI Scope of Materials and Services

Materials = Services =

Total =

$290,194 $285,116 $575,310

TAXES ARE EXCLUDED

CITI Clarifications:

1. The scope of this proposal excludes all of the following regardless of the specification responsibility statements:

▪ VFD, VCP, LCS and LCP panels unless specifically listed in CITI Inc’s materials scope;

▪ Valve limit switches per specification section 40 79 11;

▪ Air blast panels and hardware for dissolved oxygen sensor systems;

▪ Pressure assembly PG-55-210;

▪ Shower and eyewash fountain flow switches;

▪ Instruments listed in the specification section 40 61 11 S01 instrument device schedule as being provided under specification sections outside of Division 40 61 11, and instruments listed under specification sections 40 71 00 through 40 79 11 but shown on P&ID as being provided as part of a vendor package;

▪ Equipment mounting racks and stands, sensor support brackets, instrument and panel sunshades, support anchors and hardware, flange fitting accessory kits, pipe taps, isolation valves, sample pumps, sample piping, impulse piping, grounding wire and rods, stilling wells, etc. as may be required or shown on the contract drawings, unless specifically listed in CITI Inc’s materials scope;

▪ Temporary pumping systems and monitoring;

▪ Field wiring materials, power disconnect switches, conduits, junction boxes, and pull boxes;

▪ Surge protection for field components and instruments supplied by others;

▪ Nametags for field components and instruments supplied by others;

▪ PLC program development software licenses;

▪ SCADA software licenses or upgrades to existing license;

▪ Operator interface terminals for existing PLC-2 and PLC-3. We will decommission the existing

OITs and provide new escutcheon plates to cover their cutouts;

▪ Materials not specifically listed in CITI Inc’s scope;

▪ Building or work permits;

▪ Power studies;

▪ Demolition or relocation of existing instrumentation and controls equipment (we will recalibrate equipment after it is physically relocated by others);

▪ Onsite supervision of equipment installation;

▪ Installation of panels and field process components/instruments, field wiring and network cabling;

▪ Field wiring terminations of power and control wiring at panels, field instruments, and process components;

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▪ Installation and termination of Ethernet Cat 6 network cabling;

▪ PLC programming and OIT programming of panels supplied by others;

▪ Power monitor configuration;

▪ Video recording of training sessions;

▪ Photographic and video documentation;

▪ Component inspections and startup for field process components/instruments and panels supplied by others.

2. PLC-1, PLC-2 and PLC-3 programs will be rewritten to provide existing functionality, no additional functionality will be delivered under this scope. The existing SCADA application will be updated to interface with these PLCs. New SCADA screens for equipment monitored or controlled by PLC-1, PLC-2, and PLC-3 are not included in our scope.

3. New PLC hardware will be CompactLogix 5380 series.

4. All instruments and panels furnished under the scope of this proposal will be provided with the manufacturers’ standard finish.

5. Unless otherwise noted in our proposal, CITI Inc will be providing all manufacturer’s services under this scope.

6. Materials will be released for manufacture and shipment to the job site upon receipt of the approved submittal and your authorization. After your authorization to release, you must accept deliveries when equipment is available. You must assume custody upon delivery and provide suitable facilities in accordance with the specifications for on-site storage until materials are installed and powered.

CITI Inc’s hardware submittals will be available within 14-16 weeks after receipt of an executed order. Materials should be fully deliverable within 18-20 weeks after approved submittals and in accordance with an agreed upon schedule that will be based on product availability and supply chain constraints. Delivery schedules are non-binding, and CITI Inc maintains the right to partial deliveries as materials become available. If the delivery of materials is delayed as a result of manufacturer supply chain issues or other factors beyond our control, CITI Inc shall not be liable for any additional costs or damages associated with such delays.

7. After your completion of equipment installation and field wiring terminations, CITI Inc will begin the field services for commissioning our panels and field instruments. You will need to have qualified staff present during this testing to assist in verifying that each external connection to the equipment is correctly wired and to operate the interconnected field process equipment and panels furnished by others.

8. All materials are warranted for 18 months after delivery, 12 months after completion of their respective acceptance testing, or 12 months after the original project completion date, whichever occurs first. We will be responsible for shipping and repair costs for non-conforming or defective items during the warranty period. You will be responsible for removal, return shipment, receipt, and re-installation of any equipment items which you originally installed.

9. It is assumed that the hardware will be delivered by July 2027. Additional warranty coverage will be provided at an additional cost in the event that the delivery of the hardware is scheduled a later date.

10. CITI Inc’s insurance coverage is: general liability - $1,000,000/$2,000,000; auto liability - $1,000,000; excess liability - $1,000,000; and workers compensation - $1,000,000. If any additional coverage or endorsements are required, the charges for additions to CITI Inc’s policy will be charged to you as an extra expense at actual cost times a multiplier of 1.15.

11. CITI Inc will retain all rights to Intellectual Property developed under this project and will grant the end user non-transferable rights to its use and modification. A copy of CITI Inc’s privacy statement is available at www.CITI-INC.com.

12. Payment terms for this project are net 30 days, contingent upon approved credit, after the date of each invoice. Payment to CITI Inc shall not be dependent on your receipt of payment from any third parties. Materials that are delivered or approved for storage in CITI Inc’s facility will be billed complete at the time of delivery/storage in accordance with a pre-submitted schedule of values.

Services will be billed based on the percentage completed against this schedule of values.

13. CITI Inc will accept retainage being withheld from progress payments due to CITI if the Owner is applying retainage against the prime contract. Five percent retainage may be withheld until CITI Inc’s work is 50% complete by approved billings, after which 0% may be withheld. Partial and full

R a l e i g h W a t e r

P a g e 6 o f 6 retainage releases must be made within the earlier of: seven days of Owner’s payment of retainage to you; or 60 days from the completion of CITI Inc’s scope of work.

14. CITI Inc will not provide any materials or services for this project prior receipt of an executed purchase order.

15. CITI Inc will accept a purchase order for this scope of supply subject to these clarifications and the CITI Inc. Conditions of Sale. In the event of a conflict between this proposal and the CITI Inc.

Conditions of Sale the terms specified in this proposal take precedence. A subcontract will not be accepted. The order will need to incorporate this proposal or specifically include within its body the listing of materials, services, and clarifications from this proposal so as to define CITI Inc’s scope of supply and terms. Flow down clauses will not be accepted. All terms of CITI Inc’s agreement must be specifically listed in the order. Assignment of order is subject to CITI Inc’s written consent.

16. CITI Inc will apply taxes to all invoices for labor and materials as applicable. If a tax exemption is being claimed, all relevant exemption forms must be provided to CITI at the time the purchase order is issued. A completed NCDOR E-589CI Affidavit of Capital Improvement is needed if the work is to be taxed as a real property contract with respect a capital improvement to real property.

If you have any questions about this scope of supply, please call us. Thank you for your consideration.

CITI Inc.

Camilo Castaño Chief Estimator