R-2025-232 - 8/28/2025 RESOLUTION NO. R-2025-232
WHEREAS, the City of Round Rock has previously entered into a Contract for Engineering
Services ("Contract") with Tetra Tech, Inc. (formerly known as RPS Infrastructure, Inc.) for the CR
112 Improvements from A.W. Grimes Boulevard to CR 117 Project, and
WHEREAS, Tetra Tech, Inc. has submitted Supplemental Contract No. 4 to the Contract to
modify the provisions for the scope of services and to increase the compensation, and
WHEREAS, the City Council desires to enter into said Supplemental Contract No. 4 with
Tetra Tech, Inc., Now Therefore
BE IT RESOLVED BY THE COUNCIL OF THE CITY OF ROUND ROCK, TEXAS,
That the Mayor is hereby authorized and directed to execute on behalf of the City Supplemental
Contract No. 4 to the Contract with Tetra Tech, Inc., a copy of same being attached hereto as Exhibit
"A" and incorporated herein for all purposes.
The City Council hereby finds and declares that written notice of the date, hour, place and
subject of the meeting at which this Resolution was adopted was posted and that such meeting was
open to the public as required by law at all times during which this Resolution and the subject matter
hereof were discussed, considered and formally acted upon, all as required by the Open Meetings Act,
Chapter 551, Texas Government Code, as amended.
RESOLVED this 28th day of August, 2025.
. At&
CRA OR t • , Mayor
City • Roun, •ck, Texas
A EST: /
AN FRANKLIN, City Clerk
0112.20252:4938-9425-5711
EXHIBIT
A
STATE OF TEXAS §
COUNTY OF WILLIAMSON §
SUPPLEMENTAL CONTRACT NO.4
TO CONTRACT FOR ENGINEERING SERVICES
FIRM: TETRA TECH,INC. ("Engineer")
ADDRESS: 4801 Southwest Parkway,Pkwy 1,Suite 185,Austin,TX 78735
PROJECT: CR 112 Improvements from A.W.Grimes Boulevard to CR 117
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 Tetra Tech,Inc.,(formerly known
as RPS Infrastructure, Inc.) hereinafter called the"Engineer."
WHEREAS, the City and Engineer executed a Contract for Engineering Services, hereinafter
called the"Contract,"on the 5th day of December,2019 for the CR 112 Improvements from A.W.
Grimes Boulevard to CR 117 Project in the amount of$347,442.39;and
WHEREAS, the City and Engineer executed Supplemental Contract No. 1 on July 22, 2021 to
amend the scope of services and to increase the compensation by $663,281.84 to a total of
$1,010,724.23;and
WHEREAS,the City and Engineer executed Supplemental Contract No.2 on December 21,2022
to amend the scope of services and to increase the compensation by $38,850.00 to a total of
$1,049,574.23;and
WHEREAS,the City and Engineer executed Supplemental Contract No. 3 on March 8, 2024 to
amend the scope of services and to increase the compensation by $39,700.00 to a total of
$1,089,274.23;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 $103,722.00 to a total of$1,192,996.23;
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.06/16
0199.1958;4897-7562-4282 84275
1
II.
Article 4, Compensation and Exhibit D, Fee Schedule shall be amended by increasing by
$103,722.00 the lump sum amount payable under the Contract for a total of$1,192,996.23, as
shown by the attached Addendum to Exhibit D.
IN WITNESS WHEREOF,the City and the Engineer have executed this Supplemental Contract
in duplicate.
[signature pages follow]
Supplemental Contract Rev.06/16
0199.1958;4897-7562-4282 84275
2
TETRA TECH, INC.
By:
/1(11/(Kevin Hoffman, Region Transportation Director
8/8/ 2025
Date
Supplemental Contract Rev.06/16
0199.1958;4897-7562-4282 84275
3
CITY OF ROUND ROCK APPROVED AS TO FORM:
Bv:
Craig Morgan, Mayor Stephanie L. Sandre, City Attorney
Date
Supplemental Contract Rev.06/16
0199.1958;4897-7562-4282 84275
4
ADDENDUM TO EXHIBIT B
Engineering Services
SCOPE OF WORK-Supplemental
for Roadway Improvements on CR 112 from A.W.Grimes Blvd to CR 117
Round Rock,Texas
From: A.W.Grimes Blvd
To: Approximately 400' east of CR 117
Length: 1.18 miles
County: Williamson
City: Round Rock
PROJECT STATEMENT
The roadway improvements for CR 112 from A.W. Grimes Blvd to approximately 400'
east of CR 117 are to widen this 1.18-mile section from a two-lane roadway to six-lane
divided roadway and add pedestrian facilities. The City's Transportation Master Plan
indicates this section of CR 112 should be enhanced to six-lanes.
This supplemental is for additional design work to address 95% comments, developer
coordination and continued utility coordination.
The additional work required is described below according to each task to be performed.
PROJECT MANAGEMENT
A. Managing Contracted Services (Project Management)
a. Coordination: The ENGINEER shall continue coordination with the
CITY beyond the original scope of the contract related to additional
design comments, developer coordination, future utilities, waterline
easements, and utility relocations along the project for an additional 6
months.
b. Subconsultant Coordination: The ENGINEER shall continue
coordination with subconsultants (Survey/SUE) beyond the original scope
of the contract related to the waterline easement and ongoing utility
relocations.
c. Project Management and Progress Report: The ENGINEER shall
continue to meet with the internal design team and coordinate plan
modifications across design disciplines for additional design
CR 112—Round Rock,TX Page 1 of 3 Exhibit B
modifications. The ENGINEER shall continue to prepare monthly
progress reports with invoicing to the City for review and approval for an
additional 6 months.
ROADWAY DESIGN
A. Intersection Layouts: The ENGINEER shall prepare additional intersection
layouts in conjunction with developer coordination for access at Colony Drive
and Ekvall Drive and update other design sheets accordingly to include the
intersection details.
SIGNING,PAVEMENT MARKINGS AND TRAFFIC SIGNAL
B. Signal Upgrade: The ENGINEER will update the existing signal detection AN
construction plan details at A.W.Grimes and CR 112 per comments received at
the 95%submittal. Signal detection modification was not part of the original
scope of work.
MISCELLANEOUS
A. Plan Updates for Additional Design Changes: The ENGINEER shall update the
Traffic Control, Drainage, Signing and Pavement Markings, Utility, and Erosion
Control plans to accommodate the new intersecting streets(Colony Drive and
Ekvall Drive). The ENGINEER shall also develop additional design sheets
including traffic signs and summaries, cross street plan and profile layouts,
culvert hydraulic sheets, 100-yr hydraulic calculation sheets,and pipe/box
connection details.
B. Utility Coordination: The ENGINEER shall continue to attend monthly utility
coordination meetings with the City and private utility providers. The
ENGINEER shall review design relocation plans, attend site visits to
coordinate/verify relocations,and attend separate design coordination meetings to
mitigate impacts with the proposed design.
C. Developer Coordination and Utility Accommodations: The ENGINEER shall
coordinate improvements to adjacent design projects to address access
management and connection of future utilities across the CR 112 project. The
engineer shall prepare conduit and utility casing details and update design
drawings, quantities, and specifications to include conduit for future utilities.
D. Update Standards,Summary of Quantities,and Cost Estimates: The
ENGINEER shall update relative roadway, drainage, signing and striping
standards and associated plan details or bid items following most recent City or
TxDOT standards.The engineer shall update the summary of quantity sheets and
cost estimate to include the latest design modifications and update the
construction cost estimate to include the latest bid items.
CR 112—Round Rock,TX Page 2 of 3 Exhibit B
CONSTRUCTION PHASE SERVICES
A. Construction Meetings: The ENGINEER attend in-person weekly construction
meetings at the onset of construction and transition to bi-weekly meetings as
construction progresses. Anticipated additional twenty-six(26)construction
meetings for the duration of the project.
B. Notice of Design Changes: The ENGINEER shall prepare additional design
details for requested design modifications from the City or Contractor required to
mitigate conflicts or incorporate new design items into the project.Anticipate an
additional five (5)notices or request for design changes.
C. Utility Review and Verification: The ENGINEER shall evaluate additional
utility relocation design and confirm locations for new utilities being constructed
within the project limits.
D. Pay Application Review: The ENGINEER shall evaluate contractor pay
applications in accordance with work completed or stockpiled on site for each
monthly billing period.
CR 112—Round Rock,TX Page 3 of 3 Exhibit B
ADDENDUM TO EXHIBIT C
Work Schedule
Attached Behind This Page
17
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ADDENDUM TO EXHIBIT D
Fee Schedule
Attached Behind This Page
EXHIBIT D
6/27/2025
Project:CR 112 Final Design
Fee Schedule-Lump Sum
Firm Provider:Tetra Tech(RPS)
Work Twit nRinei,l 4'nlin Projeet Senor Project Project Engineer Ac-Mvle Engineer SenkK Designer I AJmIN
Mxnxne, Engineer R 111 Clerical Total No of I.xlxi,lii• Total
Flouts DWCS .heel Amount
Project Management
Coordination with City 2 12 S 22 $5.710.00
Slbcotsultant Coordination Deliverables Review and Invoices 4 4 4 12 S2,560.00
Progress Reports and Updates 6 3I2 $2,280.00
Subtotal: $10,550.00
Roadway Design
Roadway Design
Intersection Layouts(Update all sheets) I 2 I 21 I I 1 Ix I 1 I .I, I 2 I 28 I $10,280.00
Subtotal: $10,280.00
Signing,Pavement Markings,Signalization(Permanent)
Traffic Signal
Traffic Signal Design Modifcation(1 Location) i _ I I 12 I 12 I I I 26 I 2 I 13 I $4,160.00
Subtotal: S4,160.00
Miscellaneous
Plan Updates for Additional Design Changes 4 16 4 12 16 2 18 $6,960.00
Utility Coordination 4 18 8 it) 2 _ 15 $6,200.00
Developer Coordination and Utility Accommodations 2 16 4 12 14 I 34 S6,400.00
Update Standards.Summary of Quantities.and Cost Estimates 2 8 2 8 20 7 $3,760.00
Subtotal: $23,320.00
Construction Phase Services
Construction Meetings(26 Additional) 12 78 24 114 $23,880.00
Notice of Design Changes 8 IB IS 24 Is 86 $15,320.00
Utility.Review and Verification x IB 18 Ix - 62 $11,600.00
Pay Application Review 16 16 $3,520.00
Subtotal: S54,320.00
HOURS SUB-TOTALS _ 66 224 52 140 36 6 526
Rate $295.011 S280.00 S220.00 S160.00 S140.00 S160.00 $100.00
SUBTOTAL S590.00 S18,480.00 S49,280.00 S8,320.00 S19,600.00 S5,760.00 S600.00 $102,630.00
DESCRIPTION TOTAL COSTS
BY PC
Project Management S 10,550.00
Roadway Design S 10,280.00
Signing,Pavement Markings,Signalization(Permanent) S 4,160.00
Miscellaneous S 23,320.00
Construction Phase Services S 54,320.00
SURTO].41.LABOR EXPENSES S 102,630.00
OTHER DIRECT EXPENSES COF UNITS COST/UNEI
Mikage(number x current state rate) 1,560 S o o $Im12uu
r
SUBTOTAL DIRECT EXPENSES s1,1192.00
SUMMARY
TOTAL COSTS S 102,630.00
TOTAL EXPENSES S 1,092.00
GRAND TOTAL S 103,72100
Page 1 of 1
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ROUND ROCK TEXAS Round Rock Public Works Department
0.5 Miles
August 2024