CM-2018-1730 - 5/25/2018STATE OF TEXAS §
COUNTY OF WILLIAMSON §
SUPPLEMENTAL CONTRACT NO.4
TO CONTRACT FOR ENGINEERING SERVICES
FIRM: K FRIESE & ASSOCIATES, INC. ("Engineer")
ADDRESS: 1120 S. Capital of Texas Highway, Building 2, Suite 100, Austin, TX 78746
PROJECT: Kensington Detention and Channel Improvements
This Supplemental Contract No. 4 to Contract for Engineering Services is made by and between
the City of Round Rock, Texas, hereinafter called the "City" and K Friese & Associates, Inc.,
hereinafter called the "Engineer".
WHEREAS, the City and Engineer executed a Contract for Engineering Services, hereinafter
called the "Contract", on the 22nd day of October, 2015 for the Kensington Detention and
Channel Improvements Project in the amount of $169,843.00; and
WHEREAS, the City and Engineer executed Supplemental Contract No. 1 on October 2, 2017
to amend the scope of services and to increase the compensation by $10,478.11 to a total of
$180,321.11; and
WHEREAS, the City and Engineer executed Supplemental Contract No. 2 on November 3,
2017 to amend the Contract to modify the provisions for the scope of services and to increase the
compensation by $4,000.00 to a total of $184,321.11; and
WHEREAS, the City and Engineer executed Supplemental Contract No. 3 on February 9, 2018
to amend the Contract to modify the provisions for the scope of services and to increase the
compensation by $4,199.89 to a total of $188,521.00; and
WHEREAS, it has become necessary to amend the Contract to modify the provisions for the
scope of services and to increase the compensation by $2,675.00 to a total of $191,196.00;
NOW THEREFORE, premises considered, the City and the Engineer agree that said Contract
is amended as follows:
I.
Article 2, Engineering Services and Exhibit B, Engineering Services shall be amended as set
forth in the attached Addendum to Exhibit B.
Supplemental Contract Rev.06 16
0199.1547;00401506 84275
1I.
Article 4. Compensation and Exhibit D _ Fee Schedule shall be amended by increasing by
$2,675.00 the maximum amount payable under the Contract for a total of $191,196.00, as shown
by the attached Addendum to Exhibit D.
IN WITNESS WHEREOF, the City and the Engineer have executed this Supplemental
Contract in duplicate.
[signatm-e pages follow]
Supplemental Contract Rev.06 16
0199 1541: 00401506 84275
K FRIESE & ASSOCIATES, INC.
By: —7raf '"i 0�
Date
Supplemental Contract aev.06.16
0199.1547;00401506 84275
CITY OF ROUN ROCK APPROVED S TO FORM:
By:
Laurie Hadley, City Manager Ste.� ,City Attorney
&/I1C mss-�[�
Date
Supplemental Contract Rev.06116
0199.1547;00]94576 84275
ADDENDUM TO EXHIBIT B
Engineering Services
The City is expanding the scope of the Supplemental Contract No. 3 between the City of
Round Rock and K Friese + Associates dated February 9, 2018. Section 2.3 in the
original contract shall add the following:
2.3.4 Revised Design Geotechnical Report
Arias & Associates (Arias) will issue a stand-alone report addressing the revised
remediation concept, to be prepared by a professional engineer licensed in the State of
Texas and will include:
• Summary of the original geotechnical exploration and laboratory testing program;
• Soil boring plan that depicts boring locations on a base map provided by Client;
• Soil boring logs with detailed descriptions and soil classifications based on the
Unified Soil Classification System (ASTM D 2487);
• Results of global stability analyses of the proposed embankments with revised
wall configurations;
• Foundation recommendations for proposed retaining walls including allowable
bearing pressures and bearing elevations, and associated settlement;
• Recommendations for below grade walls including equivalent fluid earth
pressures, and sliding coefficient(s) for the design conditions imposed on the
walls; and
• General recommendations for earthwork and construction.
ADDENDUM TO EXHIBIT D
Fee Schedule
Attached Behind This Page
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City of Round Rock
F TEYAS ROUND ROCK Agenda [item Summary
Agenda Number:
Title: Consider executing Supplemental Contract No. 4 with K. Friese &
Associates, Inc. for the Kensington Detention and Channel Improvements
Project.
Type: City Manager Item
Governing Body: City Manager Approval
Agenda Date: 5/25/2018
Dept Director: Michael Thane, Director of Utilities and Environmental Services
Cost: $2,675.00
Indexes: Regional Detention Fund
Attachments: SC#4.pdf, I.AF.pdf, MAP.pdf
Department: Utilities and Environmental Services
Text of Legislative File CM -2018-1730
Consider executing Supplemental Contract No. 4 with K. Friese & Associates, Inc. for the
Kensington Detention and Channel Improvements Project.
The City previously entered into an Engineering Services Contract with K Friese &
Associates, Inc. to design a regional stormwater detention pond and channel repairs for
the Dry Branch Tributary 1 traversing through the Kensington Place neighborhood. The
scope of services for the original contract included the design of the detention pond facility
and the design of the channel improvements and repairs to the existing drop structures
located within the channel for the Dry Branch Tributary 1. The design of the channel repairs
and improvements have already been completed and constructed.
This Supplemental Contract No. 4 is to provide additional Geotechnical Services required
for providing an additional stand-alone report that will address the revised proposed
retaining walls for the project. The report will provide foundation recommendations for the
new walls and recommendations for the earthwork and construction of the walls.
The current Engineering Services Contract provided for a maximum payment of $188,521.
This supplement is for $2,675 and will increase the contract to a maximum of $191,196.
Utility staff recommends award of this contract to K. Friese and Associates, Inc.
City of Round Rock Page 1 Pdnfed on 5/24/2018
Agenda Item SuMinarV Continued Chf-2018.1790
Cost: $2,675
Source of Funds: Utility System Projects (Regional Detention Fund)
City o/Round Rock Page 2 Printed an 5/24/2018