CM-2021-094 - 4/9/2021STATE OF TEXAS §
COUNTY OF WILLIAMSON §
SUPPLEMENTAL CONTRACT NO.3
TO CONTRACT FOR ENGINEERING SERVICES
FIRM: SEILER LANKES GROUP LLC ("Engineer")
ADDRESS: 345 Cypress Creek Road, Suite #101, Cedar Park, TX 78613
PROJECT: University, Boulevard — A.W. Grimes to SH 130
This Supplemental Contract No. 3 to Contract for Engineering Services is made by and between
the City of Round Rock, Texas, hereinafter called the "City" and Seiler Lankes Group, LLC,
hereinafter called the "Engineer".
WHEREAS, the City and Engineer executed a Contract for Engineering Services, hereinafter
called the "Contract", on the 14th day of February, 2019 for the University Boulevard — A.W.
Grimes to SH 130 Project in the amount of $342,637.75; and
WHEREAS, the City and Engineer executed Supplemental Contract No. 1 on April 23, 2020 to
amend the scope of services and to increase the compensation by $102,548.46 to a total of
$445,186.21; and
WHEREAS, the City and Engineer executed Supplemental Contract No. 2 on February 22, 2021
to amend the scope of services and to increase the compensation by $25,248.05 to a total of
$470,434.26; 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 $16,317.00 to a total of $486,751,26;
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. Exhibit C, Work Schedule shall be amended as set
forth in the attached Addendum to Exhibit C.
Supplemental Contract Rev.0616
199.1902;00468552 84275
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II.
Article 4, Compensation and Exhibit D, Fee Schedule shall be amended by increasing by
$16,317.00 the lump sum amount payable under the Contract for a total of $486,751.26, as
shown by the attached Addendum to Exhibit D.
IN WITNESS WHEREOF, the City and the Engineer have executed this Supplemental
Contract in duplicate.
Supplemental Contract
0199.1902;00468552
[signature pages follow]
Rev.06f 16
84275
2
SEILER LAN ES 'R UP, LLC
By:
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Date
Supplcmental Contract Rev.06. 16
0199.1902;00468552 84275
CITY Off' ROUND
By:
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Date
Supplemental Contract
0199.1902; 00468552
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Manager
APPR VED AS TO FORM:
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Stephan . Sheets, City Attorney
Rev.06' 16
84275
ADDENDUM TO EXHIBIT B
Engineering Services
SCOPE OF SERVICES
The scope of services to be provided by the Engineer includes preparation of Plans, Specifications and
Estimates, Project Letting Services and Limited Construction services. The engineering services to be
performed include the updating of the existing 2014 Williamson County plans to currently available City of
Round Rock and TxDOT manuals, guidelines and standards as applicable. For University Blvd. from AW
Grimes to SH 130. The following will be developed/updated as required:
Additional services provided by the Engineer:
Submission of Upper Brushy Creek Water Control and Improvement District (WCID) Permitting.
Survey services, before and after survey of proposed inundation cut.
Page 1 of 1 University Boulevard
I N LA N Der
GEODETICS ]
PROFESSIONAL LAND SURVEYORS
11 Jan 2021
Mr_ Gerald Lankes, P.E.
Seiler-Lankes Group
345 Cypress Creek Road # 101
Cedar Park, TX 78613
RE: Engineering Design Surveying
Project: City of Round Rock - University Blvd. Improvement Project
Mr. Lankes:
1504 Chisholm Trail Road
Suite 103
Round Rock, TX 78681
512-238-1200
512-238-1251 fax
TBIRLS Firm Reg. No. 10059100
Inland Geodetics, LLC (inland) is pleased to submit our proposal for professional land surveying services related to
the above referenced project. Our proposal is to generate topographic design data for an area of along the
Impoundment lake being 700'X1600' as depicted In email exhibit dated 4 Jan 2021. The area will encompass
topographic survey before and after excavation activities for capacity expansion within the lake structure. Below
Is a specific list of our proposed Scope of Services and estimated costs.
SCOPE OF SERVICES
A. Topographic/Engineering Design Survey
l . inland will recover, verify, or establish control monuments at strategic locations to efficiently gather the
needed data. The values will be relative to NAD 83 Texas State Plane Coordinates, Central Zone, 4203
(scaled to surface values). A "combined scale factor" will be derived for the total site for coordinate
conversions to surface values. Vertical Datum will be GPS derived Orthometric heights and projected
through the length of the project.
2. Inland will collect spot elevations and grade breaks along the project route at Intervals conducive to
precise DTM generation. The data will Include drainage features, trees (8" and up dbh) and any
Improvements within the defined area. Inland will collect limited data subsurface (bathymetric) within 50
of the water's edge. Inland will generate a 1 foot contour interval DTM file of the project area. Significant
excavation of silt could result In seeking of additional fees for data acquisition.
3. Inland will utilize the data collected along the Project corridor In the Field Survey to produce an
Microstatlon 21), 3D, TIN, DAT, and ASCII point file. Survey field notes and supporting electronic data will be
made available upon request or as stated above.
The estimated lump sum fee for the above scope of services Is: $16,317.00
Inland anticipates that this project will be delivered on or before 4 weeks from NTP.
The estimated fee proposed above are based on personnel time required to perform the described Scope of
Services. Additional time requirements resulting from project scope changes, weather delays, access issues, plan
revisions, field recovery of or discrepancies of control provided wilt be considered reasonable cause for us to seek
additional compensation for services not Included in these amounts.
Sincerely.
M. Ste hen r sdale
Registered Professional land Surveyor
Licensed State Land Surveyor
ADDENDUM TO EXHIBIT C
Work Schedule
Attached Behind This Page
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ROUND RDQC City of Round Rock
TExAS Agenda Item Summary
Agenda Number:
Title: Consider executing Supplemental Contract No. 3 with Seiler Lankes Group, LLC for
the University Boulevard - A.W. Grimes to SH 130 Project.
Type: City Manager Item
Governing Body: City Manager Approval
Agenda Date: 4/9/2021
Dept Director: Gary Hudder, Transportation Director
Cost: $16,317.00
Indexes: RR Transportation and Economic Development Corporation (Type B)
Attachments: SC No. 3
Department: Transportation Department
Text of Legislative File CM-2021-094
This City Council request is for approval of a Supplemental Work Authorization for the University Blvd
Improvement Project. This project involves rehabilitation of the two existing lanes and construction of two
additional lanes with associated medians and turn lanes to support a four lane divided facility. This project
is listed in the City's 2017 Transportation Master Plan.
This Supplemental Work Authorization is necessary to pay for surveying work required for the permitting
under the Upper Brushy Creek (UBC) Water Control and Improvement District (WCID). The area of the
inundation easement must be surveyed before and after the excavation takes place to document the
amount of material that was excavated to ensure compliance with the permit.
The original contract was for $342,637.75. Previous Supplemental No. 1 added $102,548.46 and
Supplemental No. 2 added $25,248.05. Supplemental No. 3 will add $16,317.00 for a new total cost of
$486,751.26.
Cost: $16,317.00
Source of Funds: RR Transportation and Economic Development Corporation (Type 8)
City of Round Rock Page 1 of 1