HomeMy WebLinkAboutReg 2020-06-15 Item 3E - Contract Amendment #6 - Riverton Creek Flapgate Removal Construction Management with Otak Inc for $199,965COUNCIL AGENDA SYNOPSIS
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Meeting Date
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Council review
06/15/20
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ITEM INFORMATION
ITEM NO.
3.E.
STAFF SPONSOR: MIKE PERFETTI
ORIGINAL AGENDA DATE: 06/15/20_
AGENDA ITEM TITLE Surface Water Fund - Riverton Creek Flap Gate Removal Project
Construction Management Services Amendment No. 6 with Otak, Inc.
CATEGORY ❑ Discussion
Mtg Date
® Motion
Mtg Date 06/15/20
❑ Resolution
Mtg Date
❑ Ordinance
Mtg Date
❑ Bid Amard
Mtg Date
❑ Public Hearing
Mtg Date
❑ Other
Mtg Date
SPONSOR ❑Council ❑Mayor DIIR ❑DCD ❑Finance ❑Fire ❑TV ❑PAR ❑Police ❑P1V ❑Court
SPONSOR'S Amendment No. 6 to Contract No. 17-070 with Otak, Inc. is for construction management
SUMMARY services for the Riverton Creek Flap Gate Removal Project. OTAK will supplement in-house
capabilities with field engineering, limited inspection, technical support, submittal review,
and other support services. Council is being asked to approve the construction
management Amendment No. 6 with Otak for $199,965.00.
REVIEWED BY ® Trans&Infrastructure ❑ CommunitySvs/Safety ❑ Finance Comm. ❑ Planning/Economic Dev.
❑ LTAC ❑ Arts Comm. ❑ Parks Comm. ❑ Planning Comm.
DATE: 06/01/20 COMMITTEE CHAIR: DELOSTRINOS JOHNSON
RECOMMENDATIONS:
SPONSOR/ADMIN. Public Works
COMMITTEE Unanimous Approval; Forward to Regular Consent Agenda
COST IMPACT / FUND SOURCE
EXPENDITURE REQUIRED AMOUNT BUDGETED APPROPRIATION REQUIRED
$199,965.00 $528,000.00 $
Fund Source: 412 SURFACE WATER FUND
Comments: Page 93, 2019 CIP
MTG. DATE
RECORD OF COUNCIL ACTION
06/15/20
MTG. DATE
ATTACHMENTS
06/15/20
Informational Memorandum dated 05/29/20
Page 93, 2019 CIP
Otak Amendment No. 6 to Contract No. 17-070
Minutes from Transportation and Infrastructure Committee meeting of 06/01/20
15
16
TO:
FROM
BY:
CC:
DATE:
City of Tukwila Allan Ekberg, Mayor
Public Works Department - Henry Hash, Director
INFORMATIONAL MEMORANDUM
Transportation and Infrastructure Committee
Henry Hash, Public Works Director
Mike Perfetti, Habitat Project Manager
Mayor Ekberg
May 29, 2020
SUBJECT: Surface Water Fund — Riverton Creek Flapgate Removal Project
Project Number 99830103, Contract 17-070
Amendment No. 6 for Construction Management Services
ISSUE
Approve Amendment No. 6 to Contract No. 17-070 with OTAK, Inc. for additional engineering services and a time extension.
BACKGROUND
In May 2017, the City entered into a consultant agreement with OTAK for design and permitting services for the Riverton
Creek Flap Gate Removal Project, which will improve habitat conditions and increase salmonid accessibility to rearing
habitat in Riverton Creek. Project design and permitting is complete. The City advertised the project for construction and
opened bids on May 21, 2020. The City is concurrently, and via a separate informational memorandum, being asked to
award the the construction contract to the lowest responsive bidder.
DISCUSSION
OTAK's Amendment No. 6 will add construction support services to OTAK's existing contract. Staff will provide the lead role in
managing the construction contract to be supported by OTAK, who will supplement in-house capabilities in providing field
engineering, limited inspection, technical support, submittal review, limited contractor communications (RFIs) and
coordination, documentation compliance support, materials testing and record drawing production. The scope includes a
$15,000 management reserve contingency for use if pre -authorized additional services become necessary.
FISCAL IMPACT
The Riverton Creek Flapgate Removal Project has surface water construction management (CM) funds budgeted at
$184,000 for the current biennium, and remaining design budget in the amount of $25,548. In addition, the project has
remaining grant funding from the State Recreation and Conservation Office (RCO) and King County totaling $1,021,894.
Contract
Current OTAK Design
OTAK CM Am No. 6
Total
RECOMMENDATION
Contract Amount
Budget
$ 318,452.00
$ 344,000.00
199,965.00
184,000.00
$ 518,417.00
$ 528 000.00
Council is being asked to approve Amendment No. 6 with OTAK, Inc. for the Riverton Creek Flap Gate Removal Project in
the amount of $199,965 and consider this item at the Consent Agenda at the June 15, 2020 Regular Meeting.
Attachments: CIP Page 93
OTAK Amendment No. 6
https://tukwilawa.sharepoint.com/sites/publicworks/engineering/PW Drop Box/01 TIC Agenda/Agenda Items/TIC 06-01-2020/d. R C F Removal Project OTAKAm for CM/1. Info Memo—OTAK Amendment#6 CM —Riverton
Creek.docx
17
in
CITY OF TUKWILA CAPITAL PROJECT SUMMARY
2019 to 2024
PROJECT:
Riverton Creek Flap Gate Removal Project No. 99830103
Remove two culverts and flap gates at Duwamish River; install pipe arch, create open channel
DESCRIPTION:
confluence, install trail bridge over new channel, restore/revegetate 200 feet of creek channel and
450 ft. of pond shoreline.
JUSTIFICATION:
Increase available salmonid rearing habitat and increase flood refuge in lower Duwamish River.
Improve fish access to Riverton Creek and enhance salmon rearing and resting area.
STATUS:
Design underway in 2018. Construction grant of $846k from WA State RCO.
MAINT. IMPACT:
Expected to increase maintenance.
COMMENT:
Project used as mitigation for East Marginal Way Pipe Replacement Project and HPA
Control #133763-1 requires work to be completed by June 11, 2019, which will need to be extended.
FINANCIAL Through Estimated
(in $000'sl 2017 2018 2019 2020 2021 2022 2023 2024 BEYOND TOTAL
EXPENSES
Design
204
100
40
344
Land (R/W)
0
Monitoring
15
15
15
15
15
15
90
Const. Mgmt.
184
184
Construction
918
918
TOTAL EXPENSES
204
1 100
1 1,142
1 15
15
15
15
15
15
1,536
FUND SOURCES
Awarded Grant
72
847
919
Proposed Grant
0
Mitigation Actual
0
Mitigation Expected
0
Utility Revenue
132
100
295
15
15
15
15
15
15
617
TOTAL SOURCES
204
100
1,142
15
15
15
15
15
15
1,536
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2019 - 2024 Capital Improvement Program
93
19
20
Agreement Number: 17-070
City of Tukwila
6200 Southcenter Boulevard, Tukwila WA 98188
CONTRACT FOR SERVICES
Amendment #6
Between the City of Tukwila and OTAK, Inc.
That portion of Contract No. 17-070 between the City of Tukwila and OTAK, Inc. is hereby
amended as follows:
Section 1: Scope of Services. Work under this contract shall be amended to include
reimbursement for direct expenses and costs associated with the additional contract scope
of services as described in Exhibit A-6, attached.
Section 4: Payment. Payment is hereby changed to include an additional $199,965 for this
additional scope of services. See Exhibit B-6. The maximum amount payable under this
contract as amended inclusive of all fees and other costs shall not exceed $518,417.00
without express written modifications of the Agreement signed by the City.
All other provisions of the contract shall remain in full force and effect.
Dated this day of 12020.
CITY OF TUKWILA CONTRACTOR
Allan Ekberg, Mayor
ATTEST/AUTH ENTICATED
Christy O'Flaherty, MMC, City Clerk
Printed Name:
APPROVED AS TO FORM
Office of the City Attorney
CA Revised December 2016
Page 1 of 1
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EXHIBIT A-6
SCOPE OF WORK
DESIGN/ENGINEERING SERVICES
City of Tukwila
Riverton Creek Flapgate Remova
OTAK Project No. 32740
May 2020
Amendment No. 6
Introduction and Background
LOCATION: 3225 S 116t" St
DESCRIPTION: Provide engineering support during construction of the Riverton Creek Flapgate Removal
Project. Otak previously provided analysis, final design, and bid support services for this project.
SCHEDULE: The anticipated project schedule is to have notice to proceed in June 2020 with
Construction closeout for construction support to occur by January 30, 2021. The City will provide
continued construction management through the plant establishment period.
This Scope of Work provides additional services for construction support and is described in detail in the
following sections.
The following table provides a summary of the contract value for the project as modified by Amendment
No. 6.
Contract
Authorized
Fee
Original Contract
$105,363.00
Amendment No. 1
$39,993.00
Amendment No. 2
$37,064.00
Amendment No. 3
$0.00
Amendment No. 4
$37,920.00
Amendment No. 5
$98,112.00
Amendment No. 6
$199,965.00
Total
$518,417.00
1
otak
22 K:\project\32700\32740\Contract\AMENDMENT 6 CONST SUPPORT\Riverton SOW —Amend 6 Const Support_2020_0519.doc
Scope of Work
Continued
Scope and Budget Modifications
1.0 Project Management
1.1 Project Management and Coordination
OTAK will coordinate with the City of Tukwila on a regular basis by phone and email to keep the City's
project manager informed about project progress, project issues and schedule. Regular communication
with the City will occur on a bi-weekly basis, and a status report will be provided to the City before each
meeting summarizing the status of action items and deliverables.
Project monitoring and reporting will include the coordination of construction engineering support team
members, internal project scheduling, and the preparation of a monthly progress report and a monthly
billing statement.
Task 1 Deliverables
• Bi-weekly project reports submitted to the City by email (electronic PDF file format)
• Monthly progress report and monthly invoice
Task 1 Assumptions
• The duration of this task is estimated at nine months, assuming a June 2020 start to construction,
Physical Completion for the Contractor by November 2020, and project closeout for Construction
Support completed with the City by January 30, 2021. The City will provide continued construction
management beyond this date through the Plant Establishment Period.
9.0 Construction Administration Support (New)
9.1 Construction Administration
Otak's Office Engineer will assist the City of Tukwila in administration of the construction contract in
accordance with the following:
• Attend the preconstruction conference and set up daily report forms and other forms as needed.
• Prepare the initial Draft Record of Materials Log and Submittals Log (electronic spreadsheet file).
• Review material submittals, construction sequence schedules, and other items to verify
compliance with the contract plans and specifications.
• Coordinate with the Construction Inspector throughout the duration listed under Assumptions.
Otak will provide support including field meetings with the Construction Inspector as necessary.
• Attend progress meetings or make site visits at the frequency deemed necessary to promote
effective communication between the City, the Inspector, engineering support staff, and the
Contractor.
• Review and respond to correspondence and RFI's from the Contractor and others.
• Make recommendations to the City regarding changes and with the City's input and approval,
negotiate change orders.
2
Ota k
K:\project\32700\32740\Contract\AMENDMENT 6 CONST SUPPORT\Riverton SOW —Amend 6 Const Support_2020_0519.doc 23
Scope of Work
Continued
• Prepare construction files and photos for project closeout.
Task 9.1 Assumptions
• The duration of this task is estimated at nine months, assuming a June 2020 start to construction,
Physical Completion for the Contractor by November 2020, and project closeout completed with the
City by January 30, 2021.
• The City will provide the Resident Engineer and the primary Construction Inspector.
• The City will be the primary point of contact for the Contractor unless approved by the City to
communicate directly with the Contractor.
• Otak will not be reviewing pay estimates or payroll information.
• The City will provide the primary construction administration role including record keeping, submittal
intake and approval logs, and tracking of quantities.
10.0 Construction Observation Support (New)
10.1 Site Civil Construction Observation
10.LA Site Construction Observation
The City will provide the primary Construction Inspector to cover the Contractor's schedule on a daily
basis. Otak will provide general construction observation support, as requested by the City, for project
elements such as:
• Temporary Erosion and Sediment Control
• Temporary Stream Diversion
• Channel Excavation
• Streambed and scour protection material placement
• Large Woody Debris
Inspectors will perform the following tasks:
• Observe construction.
• Provide field review for items requiring review by Engineer.
• Attend the preconstruction conference.
• Attend weekly progress meetings.
• Complete daily inspection reports. Otak will provide daily inspection reports to the City within one
week of the completed work week (electronically and hard copies prior to Contractor pay
estimates).
• Measure quantities, if requested.
• Maintain a photograph log.
• Maintain a set of plans, noting changes to the work, to be used as the basis for construction
record drawings, along with the Contractor's as -built records.
3
Ota k
24 K:\project\32700\32740\Contract\AMENDMENT 6 CONST SUPPORT\Riverton SOW —Amend 6 Const Support_2020_0519.doc
Scope of Work
Continued
When notified by the Contractor, Otak will participate in a final inspection with the City and compile a
punch list. After the Contractor(s) has completed all punch list items, the design team will again inspect
the project and establish the physical completion date.
Otak's Site Construction Inspector support time is estimated as for 5 days part-time for the Project
Engineer (PE), 3 days part-time for a Water Resources Engineer (PE), and 15 days part-time for an
Engineering Designer (EIT) with additional time for report preparation. Otak's Construction Observation
Support also include 12 days part-time for the Project Engineer to attend weekly progress meetings in the
field.
10.1.11 Structural Construction Observation
Otak will provide general construction observation support, as requested by the City, for project structural
elements such as:
• Retaining Wall Demolition
• Rebar
• Concrete Placement
• Bridge Installation
This scope assumes 5 days part-time for the Structural Project Engineer (PE) and 5 days part-time for a
structural engineering inspector (PE) with additional time for report preparation.
10.1.0 Water Quality Monitoring for In -water Work
An Otak water resources engineer that is a Certified Erosion and Sediment Control Lead (CESCL) will
provide turbidity testing of the Duwamish River per the monitoring plan that was presented to Department
of Ecology during design. This plan includes monitoring turbidity levels from the river embankment
upstream and downstream of the mixing zone during in -water work along the Duwamish River.
This scope assumes 3 full-time field days for the CESCL and office time for report preparation.
10.1.1) Fish Removal
An Otak biologist and supporting environmental staff will provide fish removal services, as required, such
as:
• Inspection for fish presence prior to and after Fish Screen and Temporary Stream Diversion
installation by the Contractor.
• Removal of fish entrapped due to Temporary Stream Diversion System
• Fish removal during installation of floating silt curtain within the Duwamish River
This scope assumes 4 site visits for two Otak environmental staff (one biologist, one support staff).
10.1.E Concrete Testing (Vendor - Mayes Testing)
Otak will engage Mayes Testing as a vendor to provide concrete testing for cast -in -place concrete project
elements such as:
• Pile Caps
4
Ota k
K:\project\32700\32740\Contract\AMENDMENT 6 CONST SUPPORT\Riverton SOW —Amend 6 Const Support_2020_0519.doc 25
Scope of Work
Continued
• Bridge Abutment Walls
• Existing Retaining Wall Cap
The concrete testing services will include field testing of materials and collection of samples and
laboratory analysis.
Task 10.1 Assumptions
• The duration of this task is estimated at six months, assuming a June 2020 start to construction,
Physical Completion for the Contractor by November 2020.
• The City will provide the primary Inspector with as -requested support from Otak.
10.2 Geotechnical Construction Observation (Subconsultant -
GeoEngineers)
GeoEngineers will provide geotechnical support as a subconsultant as described in the attached scope
and fee estimate.
11.0 Record Drawings (New)
The Contractor is responsible for providing as -built survey and record drawing markups during
construction. Otak will review the record drawing markups and will revise the Construction Plans to
conform to the information supplied by the Contractor. The Record Drawings will be prepared in
accordance with the City's Record Drawing Requirements.
Task 11.0 Deliverables
• Record Drawings: Hardcopies — One Set of Mylars (full-size); Electronic — .pdf and CAD files
Management Reserve Contingency
If directed by the City, consultant will provide services needed to assist the City for unforeseen tasks
related to this project that were not specifically addressed in this scope of work. When requested by the
City, the consultant will provide a scope and budget for the task identified by the City. The consultant will
not proceed with the task until written authorization has been provided by the City. The allotted amount
for this task is $15,000.
Direct Expenses
Direct expenses to be submitted for reimbursement include:
• Mileage/Travel for site investigations and meetings
• Reproduction for hard copies
• Postage and Courier
• Equipment and Materials for fish removal and water quality monitoring work
• Other Misc. Expenses
5
Ota k
26 K:\project\32700\32740\Contract\AMENDMENT 6 CONST SUPPORT\Riverton SOW —Amend 6 Const Support_2020_0519.doc
Exhibit B-6 - Fee Estimate
City of Tukwila - Riverton Creek Flapgate Removal
Otak, Inc., Project 32740
AMENDMENT NO. 6, May 19, 2020
Task DescriptionW
Proj. Mgmt./Design
Structural
Environmental
Water Resource
Admin
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1.0
Project Management and Coordination
27
14
41
$ 5,727
$ 5,727
1.1
Project Management and Coordination
27
14
41
$5,727
9.0
Construction Administration Support
84
76
50
12
8
%
40
366
$ 49,789
$ 49,789
10.1
Construction Administration
84
76
50
12
8
96
40
366
$49,789
10.0
Construction Observation Support
78
30
30
32
32
50
90
342
$ 45,623
$68,000
$7,000
$ 120,623
11.1
Site Civil Construction Observation
ILA
Site Construction Observation
78
20
90
188
$25,918
3.1.B
Structural Construction Observation
30
30
60
$8,637
3.1.0
Water Quality Monitoring for In -water Work
30
30
$4,740
3.1.D
Fish Removal
32
32
64
$6,328
3.1.E
Concrete Testing (Vendor)
$7,000
10.2
Geotechnical Construction Engineering Support
(Subconsultant)
I
I
I
1
1
$68,000
11.0
Record Drawings
8
32
40
$ 4,826
$ 4,826
Project Total Hours
197
106
80
44
32
58
218
54
789
Billing Rate (including OH and Profit)(1)
$234.60
$165.53
$172.72
$115.15
$136.74
$61.00
$158.00
$109.40
$89.82
Total Labor Cost, including Overhead and Profit
$ -
$ 32,610
$ 18,309
$ 9,212
$ 6,017
$ 1,952
$ 9,164
$ 23,850
$ 4,851
$ 105,965
$ 68,000
$ 7,000
$ 180,965
Direct Expenses
$ 4,000
$ 4,000
Management Reserve Contingency
$ 15,000
Project Total (Amendment No. 6)
$ 199,965
(1) Billing rates may vary based on the actual staff performing the work.
IV
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City of 1
City Council Transportation & Infrastructure Committee
Meeting Minutes
June 1, 2020 - 5:30 p.m. - Electronic Meeting due to COVID-19 Emergency
Councilmembers Present: Cynthia Delostrinos Johnson, Chair; Verna Seal, Kate Kruller
Staff Present: David Cline, Vicky Carlsen, Henry Hash, Hari Ponnekanti, Han Kirkland,
Gail Labanara, Cyndy Knighton, Jennifer Ronda, Ryan Larson, Mike
Perfetti, Charles Engle, Laurel Humphrey
Chair Delostrinos Johnson called the meeting to order at 5:30 p.m.
I. BUSINESS AGENDA
A. Resolution: 2020 Fire Surplus & Transfer
Staff is seeking approval of a resolution to surplus and transfer ownership of Fire's
HazMat/Decon Trailer to Renton's Regional Fire Authority active Zone 3 HazMat response
entity.
Committee Recommendation
Unanimous approval. Forward to June 15, 2020 Regular Consent Agenda.
B. Resolution: 2020 Fleet Surplus
Staff is seeking approval of a resolution to surplus 22 pieces of equipment in the total
value of $52,100 that have outlived their service life and are fully depreciated.
Committee Recommendation
Unanimous approval. Forward to June 15, 2020 Regular Consent Agenda.
C. Contract: Riverton Creek Flapgate Removal Project
Staff is seeking approval of a contract with the R.L. Alia Company in the amount of
$1,503,267.15 for construction of the Riverton Creek Flapgate Removal Project. Funding
includes surface water revenue, grants, and transfer from the 205 Levee Certification
Project not currently needed.
Committee Recommendation
Unanimous approval. Forward to June 15, 2020 Regular Consent Agenda.
D. Contract Amendment: Riverton Creek Flapgate Removal Project
Staff is seeking approval of Amendment No. 6 to Contract No. 17-070 with OTAK, Inc in the
amount of $199,965 for additional engineering services and a time extension for the
Riverton Creek Flapgate Removal Project. The total project remains under budget.
Committee Recommendation
Unanimous approval. Forward to June 15, 2020 Regular Consent Agenda.
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