HomeMy WebLinkAboutWhitchurch Engineering 2023-05-03 WTP; Amendment 1 2024-05-22COU 2223-203-A1
CITY OF UKIAH
AMENDMENT NO. 1
TO
PROFESSIONAL SERVICES AGREEMENT
BETWEEN
WHITCHURCH ENGINEERING and THE CITY OF UKIAH
This Amendment No. 1, entered on May 22, 2024, revises the Agreement for
Professional services dated May 3, 2023 between the City of Ukiah and Whitchurch
Engineering for professional design services.
This Amendment No. 1 adds an additional $5,340, as described in Exhibit 1. This
revises the total, not-to-exceed amount to $24,840.
Except as expressly amended by this Amendment, all other terms remain unchanged and
in full force and effect.
IN WITNESS WHEREOF, THE PARTIES HAVE EXECUTED THIS
AMENDMENT ON THE EFFECTIVE DATE:
CONSULTANT
BY: DATE:
PRINT NAME:
CITY OF UKIAH
BY: DATE:
SAGE SANGIACOMO, CITY MANAGER
ATTEST
BY: DATE:
KRISTINE LAWLER, CITY CLERK
5-22-2024
Jeffrey Laikam
Jun 24, 2024
Kristine Lawler (Jun 24, 2024 11:14 PDT)
Kristine Lawler Jun 24, 2024
Exhibit 1
Whitchurch Engineering, Inc. Change Order for Mechanical Revisions to the
Water Treatment Plant HVAC Design
Description of Changes and Cost Breakdown
A. Scope of Services:
1. Gather model numbers and configuration for the additional,existing units to be replaced.
2. Acquire additional measurements to orient for overall building background drawings to specify conditioned
zones to be identified.
3. Generate drafted background drawings in AUTOCAD.
4. Overlay proposed equipment on drawings to match existing equipment configuration.
5. Ventilation and conditioning cooling load calculations to verify sizing of existing and proposed HVAC units.
6. Specify new, California compliant equipment that used R410 refrigerant instead of existing R22.
a. Additional specification effort was put toward finding equivalent 480V outdoor equipment to
avoid: electrical supply conductor replacement, relocation of branch circuits to new panels,
updating transformer electrical load, new breakers, and circuit reconfiguration.
7. Internal review, sign and stamp of new plan set with additional sheet for auxiliary room HVAC replacement.
B. Cost of Design Changes—See attached invoice for hours by employee/title and total cost.
1. Previously Invoiced through 9/6/23: $18,037.50
2. New Invoice:$6,802.50
Fortuna CA-610 911 Street
Phone:Q07)725-6926
Page 2 of 2 Eureka CA-716 Harris Street
Phone:(707)444-1420
Whitchurch Engineering, Inc INVOICE
610 9th Street
Fortuna,CA 95540 Invoice Date: 5/15/24
(707)725-6926
Total Amount: $6,802.50
Number: COU-245715
Invoice Period: 09/01/23-05/15/24
Project Code: COU2303
City of Ukiah
c/o Mary Horger
411 W Clay Street
Ukiah,CA 95482
Invoice Details
Description Quantity Rate Amount
Eric Allen Associate Engineer 28.50 $125.00 $3,562.50
Aaron Bennett Supervising Engineer 6.00 $175.00 $1,050.00
Jeffrey Laikam Engineering Manager 0.25 $200.00 $50.00
Jared Meeks Project Engineer 19.50 $80.00 $1,560.00
Title 24 Abbay 1.00 $400.00 $400.00
Technical
Guy Kitahara 2.00 $90.00 $180.00
Drafting
TOTAL AMOUNT DUE $6,802.50
HVAC Design for City of Ukiah Water Treatment Plan
935 River Street
Ukiah, CA
Remit payment to Whitchurch Engineering, Inc.
We currently accept:cash, personal,bank or cashiers check,or money order.
All accounts are due within 30-days of invoice date.
Past due accounts are subject to interest at 1-1/2%per month(18%annual).