CN-370000-HW687-DC02HCO2.pdf

Funding Information:

Org. Code E.O. Object Code Budget Entity Appropriation

Category Grant # Project # Year Amount

☐ Additional Funding Information attached on separate page.

Rev. 8/17/2020

STATE OF FLORIDA

DEPARTMENT OF ENVIRONMENTAL PROTECTION

Task Assignment Change Order This Change Order is entered into between the Parties named below and amends the Task Assignment (TA) and any previous TA Change Orders (TACO) as follows:

1. TA Number: TACO Number: Contract Number:

TACO Description:

2. Parties State of Florida Department of Environmental Protection (Department) Department’s Project Manager: Department’s Project Manager Phone:

Contractor Name: (Contractor ) ntractor’st ’s Project Manager: ontractor’s t’s Project Manager Phone:

3. Project Number:

(If different from TA Number) Project Name:

4. ☐ There are no changes to the TA compensation.

☐ The compensation of the TA is changed to the amounts indicated below:

Amended Price Price Prior to TACO ☐ Fixed Price:

☐ Fixed Unit Rate: (Extended Price)

☐ Cost Reimbursement:

Total TA Value:

5. ☐ There are no changes to the TA Expiration Date.

☐ The TA Completion Date is changed from ______________ to ______________ (a total of ______ days).

6. ☐ There are no changes to the Attachments.

☐ Attachment ___ is replaced with Attachment -____.

7. ☐ No Additional Changes.

☐ Additional Changes:

8. All other terms and conditions of the TA remain in effect. If and to the extent that any inconsistencies may appear between the TA and this TACO, the provisions of this TACO shall control.

IN WITNESS WHEREOF, this TACO shall be effective on the last date signed below.

State of Florida Department of Environmental Protection

CONTRACTOR Department Name:

Title: Secretary or Designee

(Authorized Signature) (Authorized Signature) Date:

☐ Additional signatures attached on separate page.

DC002H 2

HW687

Gabriel Sostre 850-245-8749 Contractor Contractor

Contractor Contractor

Contractor

Terracon Consultants, Inc.

Terracon Consultants, Inc.

Donna Cline 904-479-7415

ERIC_5205

Village Cleaners

✔ $ 16,696.57 $ 17,686.57

$ 16,696.57 $ 17,686.57 ✔ Completion

Completion 05/29/2026 05/29/2026 0

✔ 1 1

Donna Cline

Senior Associate / Remediation Engineer

03/20/2026

Digitally signed by Cline, Donna L DN: cn=Cline, Donna L, ou=Domain Users, email=Donna.Cline@terracon.com Date: 2026.03.20 08:19:25 -04'00'

Cline, Donna L

Mubeen Darji

Mubeen Darji, P.E. Digitally signed by Mubeen Darji, P.E.

Date: 2026.03.19 16:33:19 -04'00'

N/A

This TACO authorizes a cost adjustment pertaining to TA DC002H.

Task Assignment Notification/Change Order Deliverables and Invoice Schedule Attachment

Contract Number:

Task Assignment #:

Change Order #:

Deliverables:

Deliverable Deliverable Due Date

Invoice Schedule:

Requirements for Invoice Submittal Amount to be Invoiced

TOTAL COST

BWC TAFORM 01/18

DC002H

HW687

Subtask 3: IDW Management.

Subtasks 1 & 4: Project Management; Preparation of Letter Report.

Subtask 2: MAGS Investigation: Installation of three 2-inch diameter MAGS wells, OVA screening of soils, and collection of soil samples for VOH analysis. 02/13/2026

03/20/2026

04/24/2026

Subtask 2: FDEP approval of field notes, soil boring logs, and lab reports pertaining to soil sampling and MAGS well installation.

Subtask 3: FDEP approval of signed IDW Manifests.

Subtasks 1 & 4: FDEP approval of MAGS Letter Report including updated charts, tables, graphs, exhibits, and maps.

$ 10,914.94

$ 816.43

$ 4,965.20

$ 16,696.57

Memorandum

TO:

FROM::

SUBJECT::

DATE:

Negotiation File Village Cleaners 2100 45th Street Unit B8 West Palm Beach, Palm Beach County

ERIC_5205

Gabriel Sostre, Project Manager

Negotiation Summary Task Assignment Change Order DC002H-2 (HW687)

March 16th, 2026

This TACO authorizes a cost adjustment pertaining to Task Assignment DC002H. Below is a summary of the changes made to each applicable subtask:

Subtask 2: Experienced a reduction in GPR subcontractor costs and handling fees.

The previous cost of this TA was $17,686.57. The new cost of this TA as of this Change Order is $16,696.57. This represents an overall decrease in the cost of the TA by $990.00 or 5.60%. There have been no changes to the amount of labor hours dedicated to this TA.

FDEP COST ESTIMATE

Contractor: Terracon Final

Date: 3/16/2026 Task #: DC002 SubTask 1 Project Management SubTask 6

Site: Former Village Cleaners, ERIC_5205 SubTask 2 Soil Sampling, MAGS Survey SubTask 7 Activity/Phase: MAGS Soil Investigation SubTask 3 IDW Management SubTask 8

Project Manager: SubTask 4 Report Preparation SubTask 9 SubTask 5 SubTask 10

Totals 1 2 3 4 5 6 7 8 9 10 Labor Rate Category

$72.79 Project Manager Shawn Ouellette 6.32 6.32 $36.06 CADD Specialist Chelsea Fugage 4.00 0.00 0.00 4.00 0 0 0 0 0 0

Project Geologist 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $46.44 Senior Scientist Mui Michael 14.00 3.00 0.00 11.00 0 0 0 0 0 0 $54.09 Senior Geologist Shawn Ouellette 29.75 22.25 1.50 6.00 0 0 0 0 0 0 $72.79 Senior Engineer Donna Cline 3.00 0.00 0.00 3.00 0 0 0 0 0 0 $37.00 Environmental Technician Rob Siegel 24.75 21.75 3.00 0.00 0 0 0 0 0 0

$0.00 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $0.00 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $0.00 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $0.00 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $0.00 0.00 0.00 0.00 0.00 0 0 0 0 0 0

Total Hours 81.82 6.32 47.00 4.50 24.00 0 0 0 0 0 0

Direct Labor $3,997.60 $459.90 $2,147.57 $192.14 $1,197.99 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Overhead 116.00% $4,637.21 $533.48 $2,491.18 $222.88 $1,389.67 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Gen & Admin 0.00% $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Fringe 56.263% $2,249.17 $258.75 $1,208.29 $108.10 $674.03 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Labor $10,883.98 $1,252.13 $5,847.04 $523.12 $3,261.69 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

REV: 02/03 CEF TERRACON Page 1

FDEP COST ESTIMATEContractor: Terracon Final

Date: 3/16/2026 Task #: DC002 SubTask 1 Project Management SubTask 6

Site: Former Village Cleaners, ERIC_5205 SubTask 2 Soil Sampling, MAGS Survey SubTask 7 Activity/Phase: MAGS Soil Investigation SubTask 3 IDW Management SubTask 8

Project Manager: SubTask 4 Report Preparation SubTask 9 SubTask 5 SubTask 10

Totals 1 2 3 4 5 6 7 8 9 10 Travel

Vehicle Rental $720.00 600.00$ 120.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Mileage Costs $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Air Fare $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Per diem + Hotel $0.00 -$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Travel $720.00 $600.00 $120.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Subcontractor (Equipment Procurement) $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Subcontractor Subtotal $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Procurement Fee $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Subcontractor Cost $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Subcontractor (Services Procurement) Drilling (Conventional) $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Drilling (Non-conventional) $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Mobile Laboratory $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Geoview $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 IDW - Erwin $110.00 $0.00 110.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Utilities Geoview $0.00 -$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

$0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Subcontractor Subtotal $110.00 $0.00 $110.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Handling Fee $11.00 $0.00 $11.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Subcontractor Cost $121.00 $0.00 $121.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Laboratory Analytical Costs $1,659.00 1,659.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Fast Turnaround Charges $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Sample Shipping $220.00 220.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Laboratory $1,879.00 $1,879.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Field Expenses Personal Protection $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Expendables $119.00 119.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Equipment (Drilling related) $611.20 611.20$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Equipment (Analytical related) $324.00 324.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Equipment (IDW related) $100.00 100.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Equipment (Other) $850.00 850.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Field Expenses $2,004.20 $2,004.20 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Subtotal $15,608.18 $1,252.13 $10,330.24 $764.12 $3,261.69 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Completion Fee $1,088.39 $125.21 $584.70 $52.31 $326.17 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Total Estimated Cost $16,696.57 $1,377.34 $10,914.94 $816.43 $3,587.86 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Delta ($990.00) $0.00 ($990.00) $0.00 $0.00 0 0 0 0 0 0

Final - Delta $17,686.57 $1,377.34 $11,904.94 $816.43 $3,587.86 0 0 0 0 0 0

Original $17,686.57 $1,377.34 $11,904.94 $816.43 $3,587.86 0 0 0 0 0 0

M.O.E $0.00 $0.00 $0.00 $0.00 $0.00REV: 02/03 CEF TERRACON Page 2

LEVEL OF EFFORT/EXPENSE WORKSHEET

SITE : Former Village Cleaners ERIC_5205 SUBTASK 2: Soil Sampling, MAGS Survey Final

PROPOSAL NO. PHB257038

DATE: 3/16/2026

LABOR CATEGORY *PROVIDE TIME REQUIRED FOR EACH PERSON

STAFF-TITLE WORK DESCRIPTION HOURS

Field Task Planning Senior Geologist SO 1.00 Staff Engineer SO 1.00 Senior Scientist/Engineer MM 1.00

Senior Geologist SO 2.00

Senior Scientist/Engineer MM 2.00

Soil Sampling / MAGS Well Installation Scope: Install 3 MAGS wells to a depth of 6.5 ft bgs with soil investigation

Time Duration: 1 day Environmental Tech RS Load/unload equipment (1 hour/day) 1.00 Senior Geologist SO Direct work, daily safety debrief, record lithological descriptions, MAGS well installs (1 day) 8.50 Environmental Tech RS Collect sample at 0.5, 2, and 4 ft and 6ft bgs for laboratory analysis (SPLP and VOCs) and OVA screening 8.50 Environmental Tech RS Containerize IDW (0.5 hours/day) 0.50 Senior Geologist SO Finalize field notes at end of day (1 hour/day) 1.00 MAGS Test Time Duration: 1 Day to pickup system, 1 Day 3@ MAGS points @ 45 minutes per test 3 @ 15min move and set ups, 1 Step Test 45 minutes Environmental Tech RS Drop off system to site ( PSL to WPB) 1.00

RS Setup/Prep system at site, calibrate equipment, evaluate logistics 3.00 Senior Geologist SO Perform and direct MAGS sampling test 60 minutes Per Location (includes move and set up) + additional Step test a 3.75 Environmental Tech RS Maintain system operation of the MAGS system, reduce vacuum / flows as directed by Engineer / 3.75

Maintain hoses / fresh air flush between MAGS wells Senior Geologist SO Finalize field notes at end of day (1 hour/day) 1.00 Mobilization / Demobilizations Senior Geologist SO 2 Days, (from PSL, 2 hour/ day mobilization ) 4.00 Environmental Tech RS 4.00

Personnel: SO MM RS Hours: 22.25 3.00 21.75 TOTAL LABOR 47.00

VEHICLE TYPE RATE UNIT USEAGE

Truck (Senior Geologist) 120 day 2 240.00$ Truck (Field Technician) 120 days 3 360.00$

TOTAL VEHICLE 600.00$

PER DIEM STAFF RATE UNIT USEAGE

TOTAL PER DIEM -$

SUBCONTRACTOR COSTS

NAME PURPOSE COST UNIT USEAGE

Geoview Interior Utility Survey $900 each 0 -$

TOTAL SUBCONTRACTOR -$

LABORATORY COSTS

PARAMETER RATE # SAMPLES

Halocarbons EPA 8260 73.00$ 12 876.00$ VOCs (soil-prep) 5035 prep 7.00$ 12 84.00$ VOCs EPA8260 Shortlist 60.00$ 0 Handled as WCD -$ SPLP Bottle Extraction Method 1312 45.00$ 0 VOCs Soil Vapor- Full Sc TO-15 200.00$ 3 600.00$

Summa Canister 33.00$ 3 99.00$ Sample Shipping 110.00$ 2 220.00$

TOTAL LAB 1,879.00$

Pre Task Planning Prepare Health and Safety Plan Review technical approach to soil / MAGS Investigation Meet with owner and conduct pre-drilling site walk with property owner, current tenants and field crew. Designate IDW staging areas, decon pad location, and MAGS system staging area.

Prepare soil logging materials and order soil installation kit, Mags Kit and Order Well materials

2 Days (from PSL, 2 hours/ day mobilization)

SUBTASK 2: Soil Sampling, MAGS Survey Final

PROPOSAL NO. PHB257038

DATE: 3/16/2026

EQUIPMENT ITEM RATE COSTING UNIT USEAGE TOTALS

Expendables Expendables 40.00$ day 2 80.00$ Ice (Sample Preservation) 6.50$ each 6 39.00$

Mags Well Installation related Portland Cement 10.55$ Each 2 21.10$ Filter Sand 8.15$ Each 2 16.30$ Fine Sand 7.00$ Each 1 7.00$ Bentonite Seal 17.25$ EACH 0 -$ PVC Screen 23.85$ Each 3 71.55$ PVC Casing 19.15$ Each 3 57.45$ Fill Box 3-1/2" OD 47.50$ Each 3 142.50$ PVC Fittings 7.05$ Each 6 (3 male , 3 female) 42.30$ Locking Plug 6.00$ EACH 3 18.00$ Soil Sampling Kit 235.00$ day 1 Concrete Corer/ Generator 235.00$

Analytical related Encore Sampler 16.00$ each 12 (SPLP samples - hold) 192.00$ Terra Core Sampler 11.00$ each 12 (VOH samples) 132.00$ Soil Assessment Kit 175.00$ day 1 175.00$ MAGS Investigation Kit 500.00$ day 1 500.00$

-$ day 0 -$ HDPE Tubing 0.30$ LF 0 -$ Silicon Tubing 3.00$ LF 0 -$

IDW related Drums 100.00$ each 1 100.00$ Other Global Positioning System 175.00$ day 1 175.00$

TOTAL EQUIPMENT 2,004.20$

SUBTASK 3: IDW Disposal Final

PROPOSAL NO. PHB257038

DATE: 3/16/2026

LABOR CATEGORY *PROVIDE TIME REQUIRED FOR EACH PERSON

STAFF-TITLE WORK DESCRIPTION HOURS

Coordinate IDW T&D

Senior Scientist/Geologist SO 1.50 Env. Technician RS 3.00

Personnel: SO RS CF Hours: 1.50 3.00 0.00 TOTAL LABOR 4.5

VEHICLE TYPE RATE UNIT USEAGE

Pickup (IDW site visit) 120 day 1 120.00$

TOTAL VEHICLE 120.00$

PER DIEM STAFF RATE UNIT USEAGE

TOTAL PER DIEM -$

SUBCONTRACTOR COSTS

NAME PURPOSE COST UNIT USEAGE

Erwin IDW Disposal 110.00$ each 1 110.00$ Handling Fee 11.00$

TOTAL 121.00$

LABORATORY COSTS

PARAMETER RATE # SAMPLES #QAQC

TOTAL LAB -$

EQUIPMENT ITEM RATE COSTING UNIT USEAGE TOTALS

TOTAL EQUIPMENT -$

Prepare waste characterization/Generator Profile Coordinate IDW T&D: Mobilize to site, meet transporter to unlock secure area for pickup

SITE : Village Cleaners ERIC_5205 SUBTASK 4: Report Preparation Final

PROPOSAL NO. PHB257038

DATE: 3/16/2026

LABOR CATEGORY *PROVIDE TIME REQUIRED FOR EACH PERSON

STAFF-TITLE WORK DESCRIPTION HOURS

Report Deliverable Senior Geologist SO Prepare report tables 4.00 Senior Scientist MM Prepare report, radius of influence calculations, calculate intrinsic permeability 9.00 Senior Scientist SO Review field and laboratory data 2.00 Senior Scientist MM Conclusions/Recommendations 2.00 Senior Engineer DC Senior Subject Matter Expert Review 3.00 CADD Specialist CF Prepare base figures and Exhibits 4.00

Personnel: SO MM CF DC Hours: 6.00 11.00 4.00 3.00 TOTAL LABOR 24.00

VEHICLE TYPE RATE UNIT USEAGE

TOTAL VEHICLE $0.00

PER DIEM STAFF RATE UNIT USEAGE

TOTAL PER DIEM $0.00

SUBCONTRACTOR COSTS

NAME PURPOSE COST UNIT USEAGE

TOTAL $0.00

LABORATORY COSTS

PARAMETER RATE # SAMPLES #QAQC

TOTAL LAB $0.00

EQUIPMENT ITEM RATE COSTING UNIT USEAGE TOTALS

TOTAL EQUIPMENT $0.00

Contractor: Terracon Delta

Date: 3/16/2026 Task #: DC002 SubTask 1 Project Management SubTask 6

Site: Former Village Cleaners, ERIC_5205 SubTask 2 Soil Sampling, MAGS Survey SubTask 7 Activity/Phase: MAGS Soil Investigation SubTask 3 IDW Management SubTask 8

Project Manager: SubTask 4 Report Preparation SubTask 9 SubTask 5 SubTask 10

Totals 1 2 3 4 5 6 7 8 9 10 Labor Rate Category

$72.79 Project Manager Shawn Ouellette 0.00 0.00 $36.06 CADD Specialist Chelsea Fugage 0.00 0.00 0.00 0.00 0 0 0 0 0 0

Project Geologist 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $46.44 Senior Scientist Mui Michael 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $54.09 Senior Geologist Shawn Ouellette 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $72.79 Senior Engineer Donna Cline 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $37.00 Environmental Technician Rob Siegel 0.00 0.00 0.00 0.00 0 0 0 0 0 0

$0.00 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $0.00 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $0.00 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $0.00 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $0.00 0.00 0.00 0.00 0.00 0 0 0 0 0 0

Total Hours 0.00 0.00 0.00 0.00 0.00 0 0 0 0 0 0

Direct Labor $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Overhead 116.00% $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Gen & Admin 0.00% $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Fringe 56.263% $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Labor $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

FDEP COST ESTIMATEContractor: Terracon Delta

Task #: DC002 SubTask 1 Project Management SubTask 6

Site: Former Village Cleaners, ERIC_5205 SubTask 2 Soil Sampling, MAGS Survey SubTask 7 Activity/Phase: MAGS Soil Investigation SubTask 3 IDW Management SubTask 8

Project Manager: SubTask 4 Report Preparation SubTask 9 SubTask 5 SubTask 10

Totals 1 2 3 4 5 6 7 8 9 10 Travel

Vehicle Rental $0.00 -$ -$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Mileage Costs $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Air Fare $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Per diem + Hotel $0.00 -$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Travel $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Subcontractor (Equipment Procurement) $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Subcontractor Subtotal $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Procurement Fee $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Subcontractor Cost $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Subcontractor (Services Procurement) Drilling (Conventional) $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Drilling (Non-conventional) $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Mobile Laboratory $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Geoview $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 IDW - Erwin $0.00 $0.00 -$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Utilities Geoview ($900.00) (900.00)$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

$0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Subcontractor Subtotal ($900.00) ($900.00) $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Handling Fee ($90.00) ($90.00) $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Subcontractor Cost ($990.00) ($990.00) $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Laboratory Analytical Costs $0.00 -$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Fast Turnaround Charges $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Sample Shipping $0.00 -$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Laboratory $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Field Expenses Personal Protection $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Expendables $0.00 -$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Equipment (Drilling related) $0.00 -$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Equipment (Analytical related) $0.00 -$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Equipment (IDW related) $0.00 -$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Equipment (Other) $0.00 -$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Field Expenses $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Subtotal ($990.00) $0.00 ($990.00) $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Completion Fee $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Total Estimated Cost ($990.00) $0.00 ($990.00) $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

REV: 02/03 CEF TERRACON Page 2

SUBTASK 2: Soil Sampling, MAGS Survey Delta

PROPOSAL NO. PHB257038

DATE: 3/16/2026

LABOR CATEGORY *PROVIDE TIME REQUIRED FOR EACH PERSON

STAFF-TITLE WORK DESCRIPTION HOURS

Field Task Planning Senior Geologist SO 0.00 Staff Engineer SO 0.00 Senior Scientist/Engineer MM 0.00

Senior Geologist SO 0.00

Senior Scientist/Engineer MM 0.00

Soil Sampling / MAGS Well Installation Scope: Install 3 MAGS wells to a depth of 6.5 ft bgs with soil investigation

Time Duration: 1 day Environmental Tech RS Load/unload equipment (1 hour/day) 0.00 Senior Geologist SO Direct work, daily safety debrief, record lithological descriptions, MAGS well installs (1 day) 0.00 Environmental Tech RS Collect sample at 0.5, 2, and 4 ft and 6ft bgs for laboratory analysis (SPLP and VOCs) and OVA screening 0.00 Environmental Tech RS Containerize IDW (0.5 hours/day) 0.00 Senior Geologist SO Finalize field notes at end of day (1 hour/day) 0.00 MAGS Test Time Duration: 1 Day to pickup system, 1 Day 3@ MAGS points @ 45 minutes per test 3 @ 15min move and set ups, 1 Step Test 45 minutes Environmental Tech RS Drop off system to site ( PSL to WPB) 0.00

RS Setup/Prep system at site, calibrate equipment, evaluate logistics 0.00 Senior Geologist SO Perform and direct MAGS sampling test 60 minutes Per Location (includes move and set up) + additional Step test a 0.00 Environmental Tech RS Maintain system operation of the MAGS system, reduce vacuum / flows as directed by Engineer / 0.00

Maintain hoses / fresh air flush between MAGS wells Senior Geologist SO Finalize field notes at end of day (1 hour/day) 0.00 Mobilization / Demobilizations Senior Geologist SO 2 Days, (from PSL, 2 hour/ day mobilization ) 0.00 Environmental Tech RS 0.00

Personnel: SO MM RS Hours: 0.00 0.00 0.00 TOTAL LABOR 0.00

VEHICLE TYPE RATE UNIT USEAGE

Truck (Senior Geologist) 120 day 0 -$ Truck (Field Technician) 120 days 0 -$

TOTAL VEHICLE -$

PER DIEM STAFF RATE UNIT USEAGE

TOTAL PER DIEM -$

SUBCONTRACTOR COSTS

NAME PURPOSE COST UNIT USEAGE

Geoview Interior Utility Survey $900 each -1 (900.00)$

TOTAL SUBCONTRACTOR (900.00)$

LABORATORY COSTS

PARAMETER RATE # SAMPLES

Halocarbons EPA 8260 73.00$ 0 -$ VOCs (soil-prep) 5035 prep 7.00$ 0 -$ VOCs EPA8260 Shortlist 60.00$ 0 Handled as WCD -$ SPLP Bottle Extraction Method 1312 45.00$ 0 VOCs Soil Vapor- Full Sc TO-15 200.00$ 0 -$

Summa Canister 33.00$ 0 -$ Sample Shipping 110.00$ 0 -$

TOTAL LAB -$

Pre Task Planning Prepare Health and Safety Plan Review technical approach to soil / MAGS Investigation Meet with owner and conduct pre-drilling site walk with property owner, current tenants and field crew. Designate IDW staging areas, decon pad location, and MAGS system staging area.

Prepare soil logging materials and order soil installation kit, Mags Kit and Order Well materials

2 Days (from PSL, 2 hours/ day mobilization)

SUBTASK 2: Soil Sampling, MAGS Survey Delta

PROPOSAL NO. PHB257038

DATE: 3/16/2026

EQUIPMENT ITEM RATE COSTING UNIT USEAGE TOTALS

Expendables Expendables 40.00$ day 0 -$ Ice (Sample Preservation) 6.50$ each 0 -$

Mags Well Installation related Portland Cement 10.55$ Each 0 -$ Filter Sand 8.15$ Each 0 -$ Fine Sand 7.00$ Each 0 -$ Bentonite Seal 17.25$ EACH 0 -$ PVC Screen 23.85$ Each 0 -$ PVC Casing 19.15$ Each 0 -$ Fill Box 3-1/2" OD 47.50$ Each 0 -$ PVC Fittings 7.05$ Each 0 (3 male , 3 female) -$ Locking Plug 6.00$ EACH 0 -$ Soil Sampling Kit 235.00$ day 0 Concrete Corer/ Generator -$

Analytical related Encore Sampler 16.00$ each 0 (SPLP samples - hold) -$ Terra Core Sampler 11.00$ each 0 (VOH samples) -$ Soil Assessment Kit 175.00$ day 0 -$ MAGS Investigation Kit 500.00$ day 0 -$

-$ day 0 -$ HDPE Tubing 0.30$ LF 0 -$ Silicon Tubing 3.00$ LF 0 -$

IDW related Drums 100.00$ each 0 -$ Other Global Positioning System 175.00$ day 0 -$

TOTAL EQUIPMENT -$

Contractor: Terracon Original

Date: 3/16/2026 Task #: DC002 SubTask 1 Project Management SubTask 6

Site: Former Village Cleaners, ERIC_5205 SubTask 2 Soil Sampling, MAGS Survey SubTask 7 Activity/Phase: MAGS Soil Investigation SubTask 3 IDW Management SubTask 8

Project Manager: SubTask 4 Report Preparation SubTask 9 SubTask 5 SubTask 10

Totals 1 2 3 4 5 6 7 8 9 10 Labor Rate Category

$72.79 Project Manager Shawn Ouellette 6.32 6.32 $36.06 CADD Specialist Chelsea Fugage 4.00 0.00 0.00 4.00 0 0 0 0 0 0

Project Geologist 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $46.44 Senior Scientist Mui Michael 14.00 3.00 0.00 11.00 0 0 0 0 0 0 $54.09 Senior Geologist Shawn Ouellette 29.75 22.25 1.50 6.00 0 0 0 0 0 0 $72.79 Senior Engineer Donna Cline 3.00 0.00 0.00 3.00 0 0 0 0 0 0 $37.00 Environmental Technician Rob Siegel 24.75 21.75 3.00 0.00 0 0 0 0 0 0

$0.00 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $0.00 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $0.00 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $0.00 0.00 0.00 0.00 0.00 0 0 0 0 0 0 $0.00 0.00 0.00 0.00 0.00 0 0 0 0 0 0

Total Hours 81.82 6.32 47.00 4.50 24.00 0 0 0 0 0 0

Direct Labor $3,997.60 $459.90 $2,147.57 $192.14 $1,197.99 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Overhead 116.00% $4,637.21 $533.48 $2,491.18 $222.88 $1,389.67 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Gen & Admin 0.00% $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Fringe 56.263% $2,249.17 $258.75 $1,208.29 $108.10 $674.03 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Labor $10,883.98 $1,252.13 $5,847.04 $523.12 $3,261.69 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

FDEP COST ESTIMATEContractor: Terracon Original

Task #: DC002 SubTask 1 Project Management SubTask 6

Site: Former Village Cleaners, ERIC_5205 SubTask 2 Soil Sampling, MAGS Survey SubTask 7 Activity/Phase: MAGS Soil Investigation SubTask 3 IDW Management SubTask 8

Project Manager: SubTask 4 Report Preparation SubTask 9 SubTask 5 SubTask 10

Totals 1 2 3 4 5 6 7 8 9 10 Travel

Vehicle Rental $720.00 600.00$ 120.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Mileage Costs $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Air Fare $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Per diem + Hotel $0.00 -$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Travel $720.00 $600.00 $120.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Subcontractor (Equipment Procurement) $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Subcontractor Subtotal $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Procurement Fee $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Subcontractor Cost $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Subcontractor (Services Procurement) Drilling (Conventional) $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Drilling (Non-conventional) $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Mobile Laboratory $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Geoview $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 IDW - Erwin $110.00 $0.00 110.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Utilities Geoview $900.00 900.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

$0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Subcontractor Subtotal $1,010.00 $900.00 $110.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Handling Fee $101.00 $90.00 $11.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Subcontractor Cost $1,111.00 $990.00 $121.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Laboratory Analytical Costs $1,659.00 1,659.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Fast Turnaround Charges $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Sample Shipping $220.00 220.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Laboratory $1,879.00 $1,879.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Field Expenses Personal Protection $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Expendables $119.00 119.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Equipment (Drilling related) $611.20 611.20$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Equipment (Analytical related) $324.00 324.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Equipment (IDW related) $100.00 100.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Equipment (Other) $850.00 850.00$ $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Total Field Expenses $2,004.20 $2,004.20 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Subtotal $16,598.18 $1,252.13 $11,320.24 $764.12 $3,261.69 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 Completion Fee $1,088.39 $125.21 $584.70 $52.31 $326.17 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

Total Estimated Cost $17,686.57 $1,377.34 $11,904.94 $816.43 $3,587.86 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00

REV: 02/03 CEF TERRACON Page 2

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INVOICES

Invoice

Date

2/18/2026

Invoice #

TC277

Terracon Attn: Jessica Endicott 645 NW Enterprise Drive, Suite 107 Port Saint Lucie, FL 34986

P.O. Box 884 Gulf Breeze, FL 32562

(850) 292-6511 ErwinRemediation@gmail.com

Site City

West Palm Beach

P00271087

Site Name

Village Cleaners

Total

Balance Due

Payments/Credits

Quantity Rate AmountDate Item

1 110.00 110.002/11/2026 Drum Disp - Non-Haz Soil

Thank you for your business.

We sincerely appreciate it.

$110.00

$110.00

$0.00

Funding Information:

Org. Code E.O. Object Code Budget Entity Appropriation

Category Grant # Project # Year Amount

Additional Funding Information attached on separate page.

Rev. 8/17/2020

STATE OF FLORIDA

DEPARTMENT OF ENVIRONMENTAL PROTECTION

Task Assignment Change Order This Change Order is entered into between the Parties named below and amends the Task Assignment (TA) and any previous TA Change Orders (TACO) as follows:

1. TA Number: TACO Number: Contract Number:

TACO Description:

2. Parties State of Florida Department of Environmental Protection (Department) Department’s Project Manager: Department’s Project Manager Phone:

Contractor Name: (Contractor ) ntractor’st ’s Project Manager: ontractor’s t’s Project Manager Phone:

3. Project Number:

(If different from TA Number) Project Name:

4. There are no changes to the TA compensation.

The compensation of the TA is changed to the amounts indicated below:

Amended Price Price Prior to TACO Fixed Price:

Fixed Unit Rate: (Extended Price)

Cost Reimbursement:

Total TA Value:

5. There are no changes to the TA Expiration Date.

The TA Completion Date is changed from ______________ to ______________ (a total of ______ days).

6. There are no changes to the Attachments.

Attachment ___ is replaced with Attachment -____.

7. No Additional Changes.

Additional Changes:

8. All other terms and conditions of the TA remain in effect. If and to the extent that any inconsistencies may appear between the TA and this TACO, the provisions of this TACO shall control.

IN WITNESS WHEREOF, this TACO shall be effective on the last date signed below.

State of Florida Department of Environmental Protection

CONTRACTOR Department Name:

Title: Secretary or Designee

(Authorized Signature) (Authorized Signature) Date:

Additional signatures attached on separate page.

DC002H 1 HW687

Gabriel Sostre 850-245-8749 Contractor Terracon Consultants, Inc. Contractor

Contractor Donna Cline Contractor 904-479-7415

ERIC_5205

Village Cleaners

✔ $ 17,686.57 $ 18,094.57

$ 17,686.57 $ 18,094.57 ✔ Completion

Completion 05/29/2026 05/29/2026 0

✔ 1 1 1

Terracon Consultants, Inc.

Contractor Donna Cline

Senior Associate Remediation Engineer

03/03/26

Digitally signed by Cline, Donna L DN: cn=Cline, Donna L, ou=Domain Users, email=Donna.Cline@terracon.com Date: 2026.03.03 13:34:52 -05'00'

Cline, Donna L

Mubeen Darji

Mubeen Darji, P.E. Digitally signed by Mubeen Darji, P.E.

Date: 2026.03.03 10:00:41 -05'00'

N/A

This TACO authorizes a cost adjustment due to a change in IDW related costs.

Task Assignment Notification/Change Order Deliverables and Invoice Schedule Attachment

Contract Number:

Task Assignment #:

Change Order #:

Deliverables:

Deliverable Deliverable Due Date

Invoice Schedule:

Requirements for Invoice Submittal Amount to be Invoiced

TOTAL COST

BWC TAFORM 01/18

HW687

DC002H

Subtask 3: IDW Management.

Subtasks 1 & 4: Project Management; Preparation of Letter Report.

Subtask 2: MAGS Investigation: Installation of three 2-inch diameter MAGS wells, OVA screening of soils, and collection of soil samples for VOH analysis. 02/13/2026

03/20/2026

04/24/2026

Subtask 2: FDEP approval of field notes, soil boring logs, and lab reports pertaining to soil sampling and MAGS well installation.

Subtask 3: FDEP approval of signed IDW Manifests.

Subtasks 1 & 4: FDEP approval of MAGS Letter Report including updated charts, tables, graphs, exhibits, and maps.

$ 11,904.94

$ 816.43

$ 4,965.20

$ 17,686.57