Attachment C
Dokken Amendment No.4 Request
Revised: 2.9.22
AMENDMENT NO. 4 TO THE PROFESSIONAL SERVICES AGREEMENT
A6597 BETWEEN THE CITY OF PALM SPRINGS AND
DOKKEN ENGINEERING
1. Parties and Date.
This Amendment No. 4 to Professional Services Agreement A6597 is made and entered into as of this 11th day of February, 2026, by and between the City of Palm Springs (“City”) and Dokken Engineering, a California corporation (“Consultant”). City and Consultant are sometimes individually referred to as “Party” and collectively as “Parties.”
2. Recitals.
2.1 Agreement. City and Consultant have entered into an agreement titled “East Palm Canyon Drive Bridge Widening@Palm Canyon Wash” dated September 29, 2014 (“Agreement”) for the purpose of retaining the services of Consultant to provide professional engineering and consulting services, for East Palm Canyon Drive Bridge, City Project No. 12-04 (“Project”) for a total maximum contract amount of $1,182.540.
2.2 Amendment No. 1 . City and Consultant entered into Amendment No. 1 dated November 3, 2020 for additional professional services.
2.3 Amendment No. 2 . City and Consultant entered into Amendment No. 2 dated October 12, 2021 for additional professional services.
2.4 Amendment No. 3 . City and Consultant entered into Amendment No. 3 dated November 9, 2023 to update the construction documents to the most recent Caltrans Standards (2023), compensate additional time spent coordinating and obtaining needed permits, and providing alternative falsework designs and scour calculations to alleviate concerns regarding channel capacity to handle flows and debris during construction.
2.5 Amendment No. 4 Purpose. City and Consultant now desire to amend the Agreement to provide for additional professional services and extend the term of the Agreement.
2.5 Amendment Authority. This Amendment No. 4 is authorized pursuant to Section 1.8 Additional Services of the Agreement.
3. Terms.
3.1 S cope of S ervices Section 1.1 of the Agreement is hereby amended to read as follows:
The additional services identified in the Consultant’s letter dated January 5, 2026, included herewith as Attachment 1, are hereby incorporated into Exhibit “A” of the Agreement.
3.2 Maximum Contract Amount Section 2.1 of the Agreement is hereby amended to read as follows:
Revised: 2.9.22
The total amount of compensation is increased by $27 ,124.24 for a new total not to exceed amount of $1,407,428.52 ("Maximum Contract Amount").
3.3 Term. Delete Section 3.4 of the Agreement i n its entirety and replace with the following:
“Unless earlier terminated under this Agreement, this Agreement shall commence upon the effective date of this Agreement and continue in full force and effect ending on June 30, 2028, unless extended by mutual written agreement of the Parties.”
3.4 Continuing Effect of Agreement . Except as amended by this Amendment No. 4, all other provisions of the Agreement remain in full force and effect and shall govern the actions of the parties under this Amendment No. 4 . From and after the date of this Amendment No. 4, whenever the term “Agreement” or “Contract” appears in the Agreement, it shall mean the Agreement as amended by this Amendment No. 4.
3.5 Adequate Consideration . The Parties hereto irrevocably stipulate and agree that they have each received adequate and independent consideration for the performance of the obligations they have undertaken pursuant to this Amendment No. 4.
3.6 Severability. If any portion of this Amendment No. 4 is declared invalid, illegal, or otherwise unenforceable by a court of competent jurisdiction, the remaining provisions shall continue in full force and effect.
3.7 Counterparts. This Amendment No. 4 may be executed in duplicate originals, each of which is deemed to be an original, but when taken together shall constitute but one and the same instrument.
[SIGNATURES ON FOLLOWING PAGE]
Revised: 2.9.22
SIGNATURE PAGE FOR AMENDMENT NO. 4 TO THE PROFESSIONAL SERVICES AGREEMENT A6597 BY AND BETWEEN THE CITY OF PALM SPRINGS AND DOKKEN ENGINEERING
IN WITNESS WHEREOF, the Parties have executed this Amendment as of the dates stated below.
DOKKEN ENGINEERING:
By: ____________________________ By: ______________________________ Signature Signature
(2nd signature required for Corporations)
Date: Date:
CITY OF PALM SPRINGS:
APPROVED BY CITY COUNCIL:
Date: ________ Item No. __
APPROVED AS TO FORM: ATTEST:
By: ___________________________ By: _______________________________ City Attorney City Clerk
APPROVED:
By: _______________________________ Date:
City Manager – up to $150,000
Deputy/Assistant City Manager – up to $50,000
Director – up to $25,000
Manager – up to $5,000
110 Blue Ravine Road, Suite 200 Folsom, CA 95630 Tele: 916 858-0642 Fax: 916 858-0643
January 5, 2026
Mr. Joel Montalvo, PE
City of Palm Springs
3200 East Tahquitz Canyon Way
Palm Springs, CA 92262
RE: East Palm Canyon Drive Bridge, City Project 12-04, Amendment Request
Dear Mr. Montalvo:
This request for amendment on CP#12-04 East Palm Canyon Drive Bridge accounts for additional efforts discussed with City staff to finalize design and obtain permitting with added meetings and submittals. Tasks for which we are seeking budget increases totaling $27,124.24 include Phase 2, Task 2.5 100% PS&E ($10,353.20) and Phase 2, Task 3 Environmental Permitting ($16,771.04).
Budget amendments for Participating/Reimbursable Tasks are requested as follows:
• Protocol Rare Plant Surveys
Scope change language – Increased time (80 hours) to coordinate and perform three (3) separate floristic surveys per 2018 Protocols for Surveying and Evaluating Impacts to Special Status Native Plant Populations published by CDFW. Surveys will be timed in mid-January, late-February, and mid-April; spaced approximately 6 weeks apart with the goal of having all surveys completed before plants dry out in the late spring.
o Deliverable: Memorandum with Documentation of Findings. Added to Phase 2, Task 3 ($10,193.04)
• Extended Management and Coordination to Obtain Architectural Advisory Committee Concurrence
Scope change language – Increased time (40 hours) to obtain concurrence from the City of Palm Springs’ Architectural Advisory Committee. o Deliverable: Updated Exhibits as Needed for Approval. Added to Phase 2, Task 3 ($6,578.00)
• Additional Evaluation of HMMP Habitat Enhancement Project Requirements to provide a comparison of watering truck vs. drip irrigation for this project.
Scope change language – Increased time spent (64 hours) providing thorough evaluation of pros/cons and costs involved with long term management, watering, and maintenance of HMMP Habitat Enhancement Project. Amended scope of work to include an analysis of details to implement alternative plans considering cost, availability, and feasibility.
o Deliverable: Landscape (Planting and Irrigation) Plans, Updated Specs, and Updated Estimate.
Added to Phase 2, Task 2.5 ($10,353.20)
Exhibit A
110 Blue Ravine Road, Suite 200 Folsom, CA 95630 Tele: 916 858-0642 Fax: 916 858-0643 The project was authorized for Construction by Caltrans on August 15, 2025. Dokken will continue to provide design support to finalize bid documents along with providing continued coordination with utility owners, until Notice to Owner Letters are provided at the time of bidding.
The current contract value for all tasks on this project totals $1,380,304.28. This amendment, if approved, will increase the total project budget by $27,124.24 (with all funds Participating) to a new contract value of $1,407,428.52. Please find the attached 10-H Form with hours and rates. We would also like to request an extended contract term to June 30, 2028 to include support through the completion of construction.
Please feel free to call me on my cellular phone anytime at (858) 276-9726 or email me at [email protected] if you have any questions.
Sincerely,
Michael Greer, PE, TE
Senior Engineer / Project Manager
DOKKEN ENGINEERING
Exhibit AE
COST PROPOSAL - ESTIMATED HOURS BY TASK
EAST PALM CANYON DRIVE BRIDGE
CITY OF PALM SPRINGS CP#12-04
AMENDMENT REQUEST NO. 5
December 30, 2025
Michael Greer, PE, TE
Project Roadway Engineer
Rob Burns, SE
Project Bridge Engineer
Senior Engineer
Associate Engineer
Assistant Engineer
Environmental Manager
Senior Environmental Planner
Associate Environmental
Planner
Environmental Planner
TOTAL
HOURS
OTHER
DIRECT
COSTS
TOTAL COST
FULLY BURDENED RATE $ 210.21 $ 214.50 $ 174.46 $ 163.02 $ 111.54 $ 205.92 $ 154.44 $ 128.70 $ 102.96 PHASE 2: FINAL CIVIL ENGINEERING DESIGN 16 8 16 16 32 14 18 32 32 184 $ 27,124.24- $ Task 2.5 - 100% PS&E 8 8 16 16 8 8 64 10,353.20$
Task 3.0 - Environmental Permitting 8 8 8 16 6 10 32 32 120 16,771.04$ TOTAL HOURS 16 8 16 16 32 14 18 32 32 184
TOTAL COST $ 3,363.36 $ 1,716.00 $ 2,791.36 2,608.32$ $ 3,569.28 $ 2,882.88 $ 2,779.92 $ 4,118.40 $ 3,294.72 $ - 27,124.24$
TASK DESCRIPTION
DOKKEN ENGINEERING
Exhibit A
Local Assistance Procedures Manual EXHIBIT 10-H1
Cost Proposal
Note: Mark-Ups are Not Allowed
Consultant: DOKKEN ENGINEERING
Project No. 2079 Contract No. 12-04 Date
Project Name
DIRECT LABOR
Classification/Title Name Hours Actual Hr Rate* Total
Project Roadway Engineer Michael Greer, PE, TE 16 73.50$ 1,176.00$ Project Bridge Engineer Rob Burns, SE 8 75.00$ 600.00$ Senior Engineer STAFF 16 61.00$ 976.00$ Senior Engineer STAFF 0 70.00$ -$
Associate Engineer STAFF 16 57.00$ 912.00$ Assistant Engineer STAFF 32 39.00$ 1,248.00$ Senior CAD STAFF 0 64.00$ -$
Engineering Technician STAFF 0 28.00$ -$ Environmental Manager STAFF 14 72.00$ 1,008.00$ Senior Environmental Planner STAFF 18 54.00$ 972.00$ Associate Environmental Planner STAFF 32 45.00$ 1,440.00$ Environmental Planner STAFF 32 36.00$ 1,152.00$ Right of Way Manager STAFF 0 63.00$ -$ Senior Right of Way Agent STAFF 0 50.00$ -$ Right of Way Agent STAFF 0 36.00$ -$
Right of Way Assistant STAFF 0 20.00$ -$ 184
LABOR COSTS
a) Subtotal Direct Labor Costs 9,484.00$
b) Anticipated Salary Increases $0.00
c) TOTAL DIRECT LABOR COSTS [(a) + (b)] 9,484.00$
INDIRECT COSTS
d) Fringe Benefits (Rate: 65.00% ) c) Total Fringe Benefits [(c) x (d)] 6,164.60$ f) Overhead (Rate: 5.00% ) g) Overhead [(c) x (f)] 474.20$ h) General and Administrative (Rate: 90.00% ) i) Gen & Admin [(c) x (h)] 8,535.60$ j) TOTAL INDIRECT COSTS [(e) + (g) + (i)] 15,174.40$
FIXED FEE k) TOTAL FIXED FEE [(c) + (j)] x fixed fee 10% ] 2,465.84$ l) CONSULTANT’S OTHER DIRECT COSTS (ODC) – ITEMIZE (Add additional pages if necessary) Quantity Unit Unit Cost Total
Printing Each 50.08$ -$
Permit Processing Fee Each 23.60$ -$
i) TOTAL OTHER DIRECT COSTS -$
m) SUBCONSULTANTS' COSTS (Add additional pages if necessary) m) TOTAL SUBCONSULTANTS' COSTS -$
n) TOTAL OTHER DIRECT COSTS INCLUDING SUBCONSULTANTS [(l) + (m)] -$ TOTAL COST [(c) + (j) + (k) + (n)] 27,124.24$
NOTES:
$55.00 - $95.00
$30.00 - $50.00
$30.00 - $50.00
$20.00 - $40.00
$50.00 - $80.00
$55.00 - $95.00
$45.00 - $65.00
$50.00 - $80.00
$25.00 - $50.00
$50.00 - $80.00
$45.00 - $65.00
$45.00 - $65.00
$30.00 - $50.00
$15.00 - $30.00
3. Anticipated salary increases calculation (page 2) must accompany.
1. Key personnel must be marked with an asterisk (*) and employees that are subject to prevailing wage requirements must be marked with two asterisks (**). All costs must comply with the Federal cost principles. Subconsultants will provide their own cost proposals.
2. The cost proposal format shall not be amended. Indirect cost rates shall be updated on an annual basis in accordance with the consultant’s annual accounting period and established by a cognizant agency or accepted by Caltrans.
Description of Item
Range
$55.00 - $95.00
$55.00 - $95.00
EXHIBIT 10-H1 COST PROPOSAL
COST-PLUS-FIXED FEE
OR LUMP SUM OR FIRM FIXED PRICE CONTRACTS
(DESIGN, ENGINEERING AND ENVIRONMENTAL STUDIES)
December 29, 2025
East Palm Canyon Drive Bridge at palm Canyon Wash - Amendment 5 Prime Consultant Subconsultant 2nd Tier Subconsultant
Exhibit A
Local Assistance Procedures Manual EXHIBIT 10-H1
Cost Proposal
Direct Labor Total Hours per Avg 5 Year
Subtotal per Cost Cost Proposal Hourly Contract
Proposal Rate Duration
= $51.54 Year 1 Avg
Hourly Rate
Avg Hourly Rate Proposed Escalation
Year 1 + 5.0% = $54.12 Year 2 Avg Hourly Rate
Year 2 + 5.0% = $56.83 Year 3 Avg Hourly Rate
Year 3 + 5.0% = $59.67 Year 4 Avg Hourly Rate
Year 4 + 5.0% = $62.65 Year 5 Avg Hourly Rate
Estimated % Completed Total Hours per Cost Total Hours per Each Year Proposal Year
Year 1 * 184 = 184 Estimated Hours Year 1
Year 2 * 184 = 0 Estimated Hours Year 2
Year 3 * 184 = 0 Estimated Hours Year 3
Year 4 * 184 = 0 Estimated Hours Year 4
Year 5 * 184 = 0 Estimated Hours Year 5
Total Total = 184
Avg Hourly Rate Estimated hours
(Calculated above) (Calculated Above)
Year 1 * 184 = Estimated Hours Year 1
Year 2 * 0 = Estimated Hours Year 2
Year 3 * 0 = Estimated Hours Year 3
Year 4 * 0 = Estimated Hours Year 4
Year 5 * 0 = Estimated Hours Year 5
Total Direct Labor Cost with Escalation =
Direct Labor Subtotal before Escalation =
Estimated total of Direct Labor Salary Increase = Transfer to Page 1 NOTES:
3. This assumes that one year will be worked at the rate on the cost proposal before salary increases are granted.
4. Calculations for anticipated salary escalation must be provided. $9,484.00
$0.00
1. This is not the only way to estimate salary increases. Other methods will be accepted if they clearly indicate the % increase, the # of years of the contract, and a breakdown of the labor to be performed each year.
2. An estimation that is based on direct labor multiplied by salary increase % multiplied by the # of years is not acceptable. (i.e. $250,000 x 2% x 5 yrs = $25,000 is not an acceptable methodology)
$59.67 $0.00
$62.65 $0.00
$9,484.00
$51.54 $9,484.00
$54.12 $0.00
$56.83 $0.00
0.0%
100.000%
4. Calculate Total Costs including Escalation (Multiply Average Hourly Rate by the number of hours) Cost Per
Year
3. Calculate estimated hours per year (Multiply estimate % each year by total hours) 100.0%
0.0%
0.0%
0.0%
1. Calculate hourly rate for all years (Increase the Average Hourly Rate for a year by proposed escalation %) $51.54
$54.12
$56.83
$59.67
EXHIBIT 10-H1 COST PROPOSAL
COST-PLUS-FIXED FEE
OR LUMP SUM OR FIRM FIXED PRICE CONTRACTS
(CALCULATIONS FOR ANTICIPATED SALARY INCREASES)
1. Calculate Average Hourly Rate for 1st year of the contract (Direct Labor Subtotal divided by total hours) $9,484.00 184
Exhibit A
Local Assistance Procedures Manual EXHIBIT 10-H1
Cost Proposal
1. Generally Accepted Accounting Principles (GAAP)
2. Terms and conditions of the contract
3. Title 23 United States Code Section 112 - Letting of Contracts
4. 48 Code of Federal Regulations Part 31 - Contract Cost Principles and Procedures
5. 6. 48 Code of Federal Regulations Part 9904 - Cost Accounting Standards Board (when applicable) Prime Consultant or Subconsultant Certifying:
Name**: Title**:
Signature: Date of Certification (mm/dd/yyyy):
Email**: Phone Number:
Address: 110 Blue Ravine Road, Suite 200, Folsom, CA 95630-4713 List services the consultant is providing under the proposed contract:
EXHIBIT 10-H1 COST PROPOSAL
Certification of Direct Costs:
**An individual executive or financial officer of the consultant’s or subconsultant’s organization at a level no lower than a Vice President or a Chief Financial Officer, or equivalent, who has authority to represent the financial information utilized to establish the cost proposal for the contract.
Professional Engineering Services
I, the undersigned, certify to the best of my knowledge and belief that all direct costs identified on the cost proposal(s) in this contract are actual, reasonable, allowable, and allocable to the contract in accordance with the contract terms and the following requirements:
All costs must be applied consistently and fairly to all contracts. All documentation of compliance must be retained in the project files and be in compliance with applicable federal and state requirements. Costs that are noncompliant with the federal and state requirements are not eligible for reimbursement. Local governments are responsible for applying only cognizant agency approved or Caltrans accepted Indirect Cost Rate(s).
John A. Klemunes, Jr. President
[email protected] 916-858-0642
23 Code of Federal Regulations Part 172 - Procurement, Management, and Administration of Engineering and Design Related Service
8/15/2023
Exhibit A