Contract - Plummer and Associates, Inc. - 7/25/2024 STATE OF TEXAS §
COUNTY OF WILLIAMSON §
SUPPLEMENTAL CONTRACT NO. 3
TO CONTRACT FOR ENGINEERING SERVICES
FIRM: PLUMMER AND ASSOCIATES, INC. ("Engineer")
ADDRESS: 8911 N Capital of TX Hwy, Building 1, Suite 1250, Austin,TX 78759
PROJECT: BCRWWS East WWTP Tertiary Filters Preliminary Engineering
Report(PER)
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 Plummer and Associates, Inc.,
hereinafter called the "Engineer."
WHEREAS, the City and Engineer executed a Contract for Engineering Services, hereinafter
called the"Contract,"on the 8th day of September, 2022 for the BCRWWS East WWTP Tertiary
Filters Preliminary Engineering Report(PER) Project in the amount of$506,672.00; and
WHEREAS,the City and Engineer executed Supplemental Contract No. I on September 14,2023
to amend the scope of services and to increase the compensation by $788,073.00 to a total of
$1,294,745.00; and
WHEREAS, the City and Engineer executed Supplemental Contract No. 2 on January 19, 2024
to amend the scope of services and to increase the compensation by $40,463.50 to a total of
$1,335,208.50; 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 $561,302.00 to a total of$1,896,510.50;
NOW THEREFORE,premises considered, the City and the Engineer agree that said Contract is
amended as follows:
I.
Article 1, City Services and Exhibit A, City Services shall be amended as set forth in the attached
Addendum To Exhibit A.
Supplemental Contract Rev.06/16
0199.202236;4871-6562-7341 84275
/ E7 1
1I.
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.
III.
Article 4, Comyensation and Exhibit D, Fee Schedule shall be amended by increasing by
$561,302.00 the maximum amount payable under the Contract for a total of$1,896,510.50, as
shown by the attached Addendum to Exhibit D.
IN WITNESS WHEREOF,the City and the Engineer have executed this Supplemental Contract
in duplicate.
PLUMMI(ER AND ASSOCIATES,INC.
I �
I
By:
Date
Supplemental Contract Rev.06/16
0199.202236;4871-6562-7341 84275
2
CITY OF ROUND ROCK APPROVED AS TO FORM:
By:
Craig M rgan, 7or Step anie L. Sandre, City Attorney
7S Z
Date
Supplemental Contract Rev.06/16
0199.202236;4871-6562-7341 84275
3
ADDENDUM TO EXHIBIT A
CITY SERVICES
CITY OF ROUND ROCK
BRUSHY CREEK REGIONAL WASTEWATER SYSTEM EAST PLANT—TERTIARY FILTERS
CONSTRUCTION PHASE SERVICES
Per the scope of work documented in Exhibit B- Engineering Service,the City of Round Rock
(CITY) responsibilities will include the following:
• Provide Plummer&Associates with requested information as needed, including, but not limited
to as-built plans and specifications, previous Geotechnical reports, previous studies, record
drawings, operational data, etc.
• Provide Plummer with access to the CITY's facilities as needed to complete the work.
• Review materials submitted by Plummer related to the project and provide comments back as
requested.
• Arrange for and coordinate regular meetings of the Project Partners for the review of information
provided and to receive comments.
• Manage material testing contractor and provide any results back to Engineer in a timely manner.
• Pay all State and local fees associated with the Tertiary Filters Project.
• Provide assistance to the on-site personnel provided by consultant under this project as needed.
• Obtain appropriate signatures on paperwork, including those from co-permittees as needed.
ADDENDUM TO EXHIBIT B
ENGINEERING SERVICES
This Exhibit is part of the Agreement between Plummer Associates, Inc. (Plummer) (the"Engineer") and
the City of Round Rock(the "Owner")for the project generally described as:
Brushy Creek Regional Wastewater Treatment System East Plant(BCE)Tertiary Filters Construction
Phase Services
INTRODUCTION
The scope of this amendment is to provide services required for SCADA integration as well as services
during construction. Services include the following:
Task 1. Engineering Services During Construction
Services provided by the engineer to support construction activities.
Task 2. Post-Construction Services
Services provided to support plant startup,O&M Manual and Record Drawings.
Task 3. Project Management and Quality Assurance
Services provided to monitor and control project scope,schedule and budget and provide quality
assurance of services.
Task 4.Additional Design Services have been provided during Bidding Phase per Owner request.
1 ENGINEERING SERVICES DURING CONSTRUCTION
The Construction Administration Services will commence with the execution of the Construction
Contract for the Project and will terminate upon the Original Scheduled Final Completion Date of
the Construction Contract. Engineer shall be entitled to an equitable/negotiated increase in
compensation if Construction Administration Services are required after the Original Scheduled
Final Completion Date as set forth in the Construction Contract.
Upon successful completion of the Bid Phase,and upon written authorization from Owner,
Engineer shall initiate Construction Administration Services. Engineer shall not be responsible for
the acts or omissions of any Contractor,Subcontractor or Supplier,or other individuals or
entities performing or furnishing any of the Contractor's Work,for safety or security at the Site,
or for safety precautions and programs incident to Contractor's Work,during the Construction
Phase or otherwise. Engineer shall not be responsible for the failure of any Contractor to
perform or furnish the work in accordance with the Contract Documents.
Consult with Owner and act as Owner's representative as provided in the Construction Contract.
The extent and limitations of the duties, responsibilities,and authority of Engineer as assigned in
the Construction Contract shall not be modified,except as Engineer may otherwise agree in
writing.
Internet-based Construction Management, Engineer shall provide the internet-based
construction management system used for all construction submittal documents on the project.
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Engineer shall establish and maintain the project construction management system consistent
with the requirements of the construction contract documents. Monitor the processing of
contractor's submittals and provide for filing and retrieval of project documentation. Produce
monthly reports indicating the status of all submittals in the review process for the Owner.The
Owner's representative shall be responsible for providing any daily reports and uploading them
to the system.
1.1 CONSTRUCTION MEETINGS
1.1.1 Pre-construction Meeting:
Project Manager to attend project pre-construction conference prior to the commencement of
the Project Work. ENGINEER will provide meeting minutes and any materials related to the
engineering or design side of the project to help facilitate this meeting.
1.1.2 Construction Progress Meetings:
The ENGINEER will participate in up to sixteen (16)2-hour monthly construction progress
meetings for the Tertiary Filters project. It is assumed that the Project Manager,one engineer,
and one engineer-in-training may attend each construction progress meeting from the
Engineer's team.The Engineer will facilitate, prepare agenda, and distribute meeting minutes
for all progress meetings. Progress meeting agendas will include RFI and submittal logs.The
Contractor is responsible for providing schedule updates,3-week lookahead schedule, review
progress since the last meeting.The Contractor will also inform whether each activity is on time,
ahead of schedule,or behind schedule with respect to the construction schedule.
1.2 INTERGATION SERVICES
ENGINEER will provide Cloth Media equipment configuration, programming, and integration
coordination 1/0 to the whole plant system contractor integrator. Integration corresponds to
existing filter RTU Panel programming and existing filters control panels; FO data link 1/0 map
configuration to new 0700-PLC; New cloth media filters control panels (0700-CP-1300 & 0700-CP-
1400)programming and configuration, 1/0 map to new 0700-PLC.This scope includes programming
and configuration of new 0700-PLC and existing 0800-PLC; includes integration of equipment not
related to the new and existing filter structures such as slide gates and ancillary
control/communication equipment.
1.3 SITE VISITS
ENGINEER shall make monthly visits to the construction site.Two-hour duration is assumed for
general review of progress and conformance to design documents,for mechanical, EI&C,
structural and civil.All visits will include a field report,with attached photos and comments. If the
Owner or Owner's representative wishes to review these can be provided.Special visits shall
occur during process tie-ins, structural steel installation and electrical infrastructure tie-ins. [See
Section 2.1 for further field visits.]
1.4 QUALITY ASSURANCE
1.3.1. Assist Owner in the selection of an independent testing laboratory to perform the services
identified as to be provided by Owner in the Construction Contract.
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1.3.2. ENGINEER will NOT provide special engineering inspections required by the contract documents.
1.3.3.Schedule Review:
Engineer will review initial schedule and coordinate with Owner's representative inspecting the
project as well as the general contractors project manager. Engineer can provide additional
periodic reviews requested by the Owner.
1.3.4. Pre-procured Equipment Coordination:
Assist the Contractor and City with issues arising from the pre-procured equipment vendor
regarding terms and conditions,such as delivery, payment,scope changes, and coordination
with RFIs.
1.4 DOCUMENT REVIEW
1.4.1 Submittal Review:
Review and take other appropriate action with respect to Submittals,Shop Drawings, Catalog
Data,Samples,Test Reports,and other data which Contractor is required to submit, but only for
conformance with the information given in the Contract Documents and compatibility with the
design concept of the completed Project as a functioning whole as indicated by the Contract
Documents.Such reviews and approvals or other action will not extend to means, methods,
techniques,sequences,or procedures of construction or to safety precautions and programs
incident thereto. Up to 150 Submittals and resubmittals and 20 O&M Manuals.Additional
services shall be requested if additional submittals are submitted.
1.4.2.Substitutions Review:
Evaluate and determine the acceptability of substitute or"or-equal" materials and equipment
proposed by Contractor. Up to 20 substitutions requests are assumed to be submitted.
Additional Services shall be requested if additional substitution requests are submitted.
1.4.3. RFI Review:
Engineer shall respond to Contractor's request for information (RFI). Up to 50 RFIs are assumed
to be submitted.Additional services shall be requested if a significant amount of additional RFI's
are submitted.
1.5 CHANGE ORDERS & REJECTION OF WORK
1.5.1. Clarifications and Field Orders:
Work with the Construction Manager to issue clarifications and interpretations of the Contract
Documents.Such clarifications and interpretations will be consistent with the intent of and
reasonably inferable from the Contract Documents. Subject to any limitations in the Contract
Documents, Engineer may draft or review Construction Manager's Field Orders authorizing
minor variations in the Work from the requirements of the Contract Documents. Up to 50
Clarifications and 5 Field Orders are assumed to be submitted.Additional services shall be
requested if additional Clarifications and Field Orders are required.
1.5.2. Change Orders:
Engineer shall review Proposed Contractor Change Orders and Owner requested changes.
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Engineers shall prepare technical documents supporting Proposed Construction Modifications
for Owner review and Construction Manager processing. Up to 10 change orders are assumed to
be submitted.Additional services shall be requested if additional change orders are required.
1.5.3. Rejection of Work:
Engineer shall work with the onsite construction manager in an event causing the need to reject
work.Work may be rejected, if on the basis of Engineer's observations, Engineer believes that
such Work(a) is defective under the standards set forth in the Contract Documents, (b)will not
produce a completed Project that conforms to the Contract Documents,or(c)will imperil the
integrity of the design concept of the completed Project as a functioning whole as indicated by
the Contract Documents. It is assumed that the engineer will provide minimal administrative
support for documentation of rejection.
1.6 SUBSTANTIAL AND FINAL COMPLETION REVIEW:
1.6.1. The Engineer will participate,with the Construction Manager and City's representative, in a
substantial completion review at each milestone of the project for conformance with the design
concept of the project and general compliance with the contract documents and work with the
Construction managers to provide a list of deficiencies to the contractor.
1.6.2.The Engineer will participate,with the Construction Manager and City's representative, in a final
review of the project for conformance with the design concept of the project and general
compliance with the contract documents. Engineer shall work with the Construction Manager to
verify that items identified on the deficiency list from the substantial completion review have
been completed and make recommendation for final payment to the contractor.
2 POST-CONSTRUCTION SERVICES
2.1 START-UP SERVICES
2.1.1 Pre-start-up Personnel Training
2.1.1.1 Consult with the City on training needs for pre-start-up operation. Coordinate and arrange with
the Contractor to schedule, and plan major equipment providers for the training. Conduct pre-
start-up training over a two-day period involving a total of four hours of classroom work for the
overall tertiary filters' operation and startup. Provide an additional follow-up half-day meeting
after 30 days to respond to questions.
2.1.2 Review a pre-start-up training schedule and start-up schedule for the Tertiary Filters submitted
by the Contractor.
2.1.3 Provide 40 hours of onsite operation consultation,to the site to consult on starting and
optimizing the new equipment and related process controls.
2.2 RECORD DRAWINGS
2.2.1 The Owners representative will revise the construction drawings in accordance with the
information furnished by the construction contractor reflecting changes to the project made
during construction. Record drawings are defined as the drawings produced by the Engineer's
Page 4 of 8
modifications to the original design drawings to reflect the changes during the construction.
2.2.2 The Engineer will prepare record drawings, in part, based on information compiled and furnished
by others, and may not always represent the exact location,type of various components,or exact
manner in which the project was finally constructed.
2.2.3 The Engineer is not responsible for any errors or omissions in the information from others that
are incorporated into the record drawings.
2.2.4 Record drawings for the project will be issued by the Engineer within sixty(60)days after the final
comments and markups are provided by the construction contractor and the City.
2.2.5 The Engineer will provide the City with one(1) digital copy in Bluebeam PDF via SharePoint.
Engineer will request that the Contractor furnish a red-lined original or copy of the as-builts used
to prepare the record drawings. Engineering record drawings shall also be furnished to the City in
AutoCAD format
2.3 O&M MANUAL
2.3.1 Prepare an Operation and Maintenance (O&M) manual for the BCE Tertiary Filters. Deliver O&M
manuals in electronic and bound formats. The O&M manual will address all process facilities
constructed under this Agreement. The electronic O&M manual will feature text, photographs,
PDF drawings, and an image photograph directory. Operating in a computer environment, the
system will provide access to all equipment O&M manual data. This specifically includes
computerization of O&M manual text, drawings, process schematics, related photographs, and
creation of an image photograph directory with letter-sized image pages of scanned images
addressing facilities constructed under this Agreement. The information will be manipulated
electronically to create a multimedia document complete with hyperlinks, photographs,
drawings, and scanned image viewing capabilities. Concurrent with the production of the O&M
manual in electronic format, initial and final drafts will be delivered to the City for review and
comment. Along with delivery of the final draft O&M manual, one half-day of training will be
provided to familiarize plant staff in use and maintenance of the electronic O&M manual. The
Engineer will deliver draft copies for review and comment by the City. Upon receipt of the City's
comments,three(3)final bound copies and an electronic version shall be delivered.The following
topics shall be included in the O&M manual:
2.3.2 Introduction
Brief statement of manual purpose, description of process and flow path,summary of permits
and standards which must be met, and table of design criteria.
2.3.3 Operations Considerations
Overall Plant. Discussion of process operation,flow paths, hydraulics,control variables and
process efficiency for the treatment facilities with process schematics and hydraulic profiles.
2.3.4 Description and Operation of the Auxiliary Facilities
Discussion of auxiliary systems constructed under this project.
Page 5 of 8
2.3.5 Emergency and Backup Provisions
Description of electrical generators, automatic transfer switch,and other emergency and
backup provisions constructed.
2.3.6 Electrical System and Control Systems
Detailed description of the electrical and control systems constructed under this project.
2.3.7 HMI Documentation
Description of HMI graphic display, User graphic interface,menus,and configuration.Append
programming HMI back-up file, user access credentials,and network configuration.
2.3.2 Maintenance
Nameplate data for each major piece of equipment, list of the manufacturer's recommended
spare parts, and a schedule of the equipment manufacturer's preventative maintenance
activities for each major process equipment item constructed under this project.
2.3.3 Miscellaneous and Attachments
Miscellaneous items including a glossary of treatment terms and abbreviations used pertinent to
the BCRWWS. Other attachments referred to in prior sections.
2.3.4 2.3.11 Manufacturer
No computer hardware will be supplied as part of this project. Included with the electronic O&M
manual will be the software necessary to view and maintain the manual.Single user copies of
Microsoft Multimedia Viewer, Microsoft Office 2019 or later,and Adobe(or other applicable
software as necessary to view documents provided)shall be provided.The minimum computer
operating requirements for the software to be supplied are:
3 PROJECT MANAGEMENT AND QUALITY CONTROL
3.1 PROJECT MANAGEMENT ACTIVITIES
Provide project management activities to properly plan the work,sequence, manage, coordinate,
schedule, and monitor the scope tasks and completion of the tasks. Conduct internal team
coordination as required to accomplish the work.
3.1.1 Project Management Plan
Prepare a project management plan including scope, budget,schedule,communication, project
team,and file organization.
3.1.2 Monthly Status Updates
Provide monthly status updates to the City describing and showing the percent complete for
scope tasks and the issues,budget status,and schedule. Maintain and update on a monthly basis,
an action item log,a decision log,and a project change log as well as the schedule in an electronic
online system (i.e., Procore).
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3.2 QC REVIEWS
Conduct QC reviews for the O&M manual, and startup plan utilizing senior staff members.
3.3 COORDINATION WITH PRE-PROCURED EQUIPMENT VENDOR
Coordinate activities with Pre-procured Equipment Vendor.
3.4 MEETINGS WITH CITY MANAGEMENT
Prepare for and participate in up to one (1) meeting with City management.
Page 7 of 8
4 ADDITIONAL DESIGN PHASE SERVICES
As requested by the Owner, a connection between the Owner's reuse water system and the BCE plant
non-potable water system was added to the scope of the project.Additional effort was required to design
the connection to the high service reuse line, sizing and designing the alignment of the proposed plant
water pipeline, sizing and designing a pressure reducing valve (PRV) and flow meter in a vault, and
preparing the plan sheets.Additional design work was added to the project via Addendum 4.
ASSUMPTIONS:
I. CONTRACTOR REQUESTS
Investigations, analyses, studies,or design for substitutions of equipment or materials,
corrections of defective or deficient work of the contractor or other deviations from the
construction contract documents requested by the contractor and approved by the City are an
additional service.
II. ADDITIONAL ENGINEERING REVIEWS
The fee is based on the Submittal Reviews, RFIs, and CMRs listed above. If additional reviews are
necessary, due to incomplete submittals,or multiple review iterations, and if the RFIs and
requested changes are beyond the estimated amounts,such that the combined budgeted fee for
these items is exceeded,this will be considered an additional service.Substitution of materials or
equipment or design modifications requested by the City are an additional service.
III. PAY ESTIMATE REVIEW
Pay Estimates will be reviewed by the Construction Manager. Engineers will not review pay
estimates. By recommending any payment, Engineer shall not thereby be deemed to have
represented that observations made by Engineer to check the quality or quantity of Contractor's
Work as it is performed and furnished have been exhaustive,extended to every aspect of
Contractor's Work in progress,or involved detailed inspections of the Work beyond the
responsibilities specifically assigned to Engineer in this Agreement and the Contract Documents.
Neither Engineer's review of Contractor's Work for the purposes of recommending payments nor
Engineer's recommendation of any payment including final payment will impose on Engineer
responsibility to supervise,direct,or control Contractor's Work in progress or for the means,
methods,techniques,sequences,or procedures of construction or safety precautions or
programs incident thereto,or Contractor's compliance with Laws and Regulations applicable to
Contractor's furnishing and performing the Work. It will also not impose responsibility on
Engineer to make any examination to ascertain how or for what purposes Contractor has used the
moneys paid on account of the Contract Price,or to determine that title to any portion of the
Work in progress, materials, or equipment has passed to Owner free and clear of any liens,claims,
security interests,or encumbrances,or that there may not be other matters at issue between
Owner and Contractor that might affect the amount that should be paid.
IV. QUALITY ASSURANCE TASKS FOR SERVICES NOT LISTED
Engineer will NOT provide Quality Assurance tasks associated with geotechnical,material testing,
special inspections and additional survey services.
Page 8 of 8
ADDENDUM TO EXHIBIT C
Work Schedule
Attached Behind This Page
ID Task !Task Name Duration Start Finish 'Predecessors Resource Names Jul'24 I Aug'24 Sep 24 Oct'24 Nm'24 Dec'24 Jan'25 Feb'25 Mar'25 Apr'2S May'25
)un 25 Jul 2S Aug 25 Sep'25 I Oct 25
1 6 Mode Award 1day7 Mon 7/15/24Mon 7/15/24 X317 411/6.4:111&25-a.6a29
52Z5:13102T3 1ln72,"_8,1522295"17192621
. 9,1621 2LU 6,23,306AI=7411:LB251_6.1.522;2M-111202Z3;1D1.T,24�1;.71142
2 NTP 1 day? Thu 8/22/24 Thu 8/22/24 1 '�, -♦,8/22
3 # Pre-construction Meeting 1 day? Thu 8/8/24 Thu 8/8/24 1 �♦8/8
4 >r Mobilization 19 days Fri 8/23/24 Wed 9/18/242,3
5 Submittals 90 days? Tue 8/27/24 Mon 12/30/22
6 # Substaintial Completion 226 days Fri 9/20/24 Fri 8/1/25 4
7 Jr Final Completion 60 days? Mon 8/4/25 Fri 10/24/25 6
EXHIBIT C-Estimated Project Schedule
Task - Project Summary t--_---1 Manual Task Stan-only C Deadline t
Project:Project Schedule Split ,,,,,,,,,,,,,,,,,,,,,,, Inactive Task Duration-only Finish-only ] Progress
Date:Wed 5/29/24 Milestone ♦ Inactive Milestone Manual Summary Rollup External Tasks Manual Progress
Summary Inactive Summary Manual Summary 1 ......1 External Milestone
Page 1
ADDENDUM TO EXHIBIT D
Fee Schedule
Attached Behind This Page
PLU M M E R BRUSHY CREEK REGIONAL WASTEWATER 5/28/EXHIBIT D-Fee Schedule Project Number:0982 1
SYSTEM EAST PLANT-TERTIARY FILTERS Date: 5/28/2024
CONSTRUCTION PHASE SERVICES Version: 1
Principal In Sr.Project Project Project Construction Plummer
Charge Manager Manager Engineer EIT CAD Manager Labor Plummer Fee Subs Total Total
(hrs) (hrs) (hrs) (hrs) (hrs) (hrs) (hrs) I (hrs) ($) $ ($)
SERVICESCONSTRUCTION ADMIN. 0• 570 945 48 8 1,904.00
1 Engineering Services During Construction 1 01 41 2091 00 7 SI10 1,378 1$ 244,220 1$ 177,142FS106764
1.2 EI&C Filter Integration Services 80 50 130 $ 22,700 $ -
2 Post Construction Services 0 0 20 78 130 48 0 276 $ 46,280 $ 13,970
3 Project Management and Quality Control 16 4 80 12 0 0 8 120 $ 30,700 $ 9,526
4 Additional Design Phase Services $ - $ 16,764
SERVICESTOTAL PHASE ■•
Previously Authorized Fee =7 $ 1,335,209
Updated Contract Total $ 1,896,511
*FEE IS BASED ON A LUMP SUM-RATES&HOURS FOR REFERENCE ONLY
LABOR RATES FOR REFERENCE
Labor Category ES8 ES7 E55 E54 ES3 C4 CMS
Labor Rates per Hour $ 340 $ 305 $ 250 $ 190 $ 150 $ 145 $ 220
loft
https://apaienv.sharepoint.com/sites/0982-011-01-Internal/Shared Documents/Internal/01 Contracts/1-1 Client/Construction Admin/2-2-1 Scope Document/Construction Admin Fee Worksheet_print
for client 6/19/2024