301-CPH-Amendment 07 AMENDMENT 7
TO AGREEMF~NT DATED DECEMBER 17, 1987
FOR
DESKTOP EVALUATION
OF CORROSION CONTROL ALTERNATIVES
TO COMPLY WITH
FDEP/EPA LEAD AND COPPER REGULATIONS
BETWEEN
THE CITY OF SANFORD, FLORIDA
CONKLIN, PORTER & HOLMES-ENGINEERS, INC.
This Agreement made on the/~/day of .~e7, ., 1993 between the CITY OF SANFORD,
FLORIDA (hereinafter called the CITY) and CONKLIN, PORTER & HOLMES-ENGINEERS,
INC. (hereinafter called the ENGINEER), is mutually agreed upon and declared an authorized
Amendment to an Agreement dated December 17, 1987, between the parties, herein setting forth
the scope, terms and conditions of the work herein authorized.
In case of any conflict between this Amendment and the aforementioned Agreement of
December 17, 1987, this Amendment shall govern for the work described herein.
WHEREAS, the CITY of Sanford is classified as a medium-sized utility, and
WHEREAS, the CITY has performed the necessary testing for copper and lead
concentrations in its water distribution system to comply with FDEP and EPA roles concerning
lead and copper/corrosion control, and
WHEREAS, the CITY has requested the ENGINEER to perform engineering
services to provide a desktop evaluation or preliminary screening of the available corrosion
control and treatment alternatives.
NOW THEREFORE, the CITY and the ENGINEER for the considerations named
hereinafter agree as follows:
SECTION
SERVICES OF THE ENGINEER:
The desktop evaluation is a preliminary screening of the available corrosion control and
treatment alternatives and would include the following:
A. Documentation of historical corrosion activity and previous studies.
B. Review of documented results from analogous corrosion control treatments performed
by other water systems of similar size, water chemistry and distribution system
configurations.
C. Analysis of the system's current and historical water quality parameters.
D. Calculation of corrosion indices, lead and copper solubilities, and potential for calcium
carbonate precipitation based on current water quality data.
E. Analysis of the source of water contributions.
F. An evaluation of the existing regulatory and functional constraints of the system.
G. An evaluation of the future regulatory constraints (if any are known).
H. Identification of system's corrosion control priority, whether to control lead or copper,
or both.
I. Evaluation of treatment alternatives based on performance flexibility, reliability, and
cost.
i. Inhibitor Passivation
2. Calcium Adjustment
3. Alkalinity/pH Adjustment
J. Elimination of those alternatives that are not suitable for the CITY.
K. The Engineer will provide the aforementioned services, in accordance with the Florida
Department of Environmental Protection Regulations, Chapter 17-551 (latest version),
and provide the CITY with a Desk-top Evaluation Report covering our recommendation
on the altematives that should be eliminated from further testing and/or demonstration
or a recommendation based on a specific alternative that will meet the needs of the
System and should be directly implemented.
SECTION II
PAYMENT:
A. The ENGINEER agrees to perform this work on the basis of payroll costs times a factor
of 1.95 plus reimbursable expenses such as travel, long distance phone calls, prints, and
copies. Reimbursable expenses will be paid for at actual cost thereof without increase.
Exhibit A, attached, further provides standard contractual provisions applying hereto.
Payment for our services will be due monthly upon rendering of a statement. Typical
total hourly billing rates of various classifications of employees are shown on the attached
sheet.
The ENGINEER agrees to perform these services for a not-to-exceed fee of $4,000.00
for the scope of work outlined herein.
B. The CITY will make prompt monthly payments in response to BNGINEER's monthly
statements without retention for all categories of services rendered under this Agreement
and for reimbursable expenses incurred.
C. Direct Personnel Expense used as a basis for payment shall me~an the salaries and wages
paid to principals and employees of all Glassifications engaged directly on the Project,
plus the cost of fringe benefits including but not limited to social security contributions,
worker' s compensation, health and retirement benefits, bonuses, sick leave, vacation and
holiday pay applicable hereto. For purposes of this Agreement, Direct Personnel
Expense shall be considered an mount equal to 1.47 times applicable salaries and wages.
D. Charges for the services rendered by principals and employees as witnesses in any
litigation, hearing or proceeding will be computed at a rate of $600.00 per day or any
portion thereof (but compensation for time spent in preparing to appear in any such
litigation, hearing or proceeding will be computed by multiplying Direct Personnel
Expense times a factor of 1.95 plus all reimbursable expenses.
E. If this Agreement is terminated during prosecution of the services prior to completion of
the services of Sections I and II, payments to be made in accordance with Section V,
paragraph A-l-a.) on account of that and all prior work under this Amendment shall be
due and payable, and shall constitute total payment for services rendered. In addition,
upon termination, the ENGINEER shall be paid for any additional services authorized
and rendered under Section III.
IN WITNESS WHEREOF, the parties hereto have made and executed this Amendment the day
and year first above written.
CITY:
City of Sanford, Florida
ATTEST & SEAL
WilJja~. Simmons, P.E., City Manager
~7~7¢~/z/7,/¢4 ~ ~e~e
ENGINEER:
Conklin, Porter, & Holmes-Engineers, Inc.
Paul E. Porter, P.E., President
DATE
Amend7.pat