SW Art Design Cons Earth Tech
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MEMORANDUM
December 1, 2004
TO:
The Honorable Mayor and City Council Members
FROM:
Michael C. Van Milligen, City Manager
SUBJECT: Iowa Highway 32 (Southwest Arterial)
Earth Tech, Inc. - Consultant Design Contract
Phase I - Preliminary Engineering Design Services
Iowa DOT Project No. STP-U-21 00 (634)--70-31
Upon the approval and selection of Earth Tech, Inc. as the Preliminary Engineering
Design Consultant, both City and Iowa DOT Staff met with the Consultant to begin the
design contract negotiation phase in accordance with the Iowa Department of
Transportation, Title 23, Code of Federal Regulations, Part 172 - Administration of
Negotiated Contracts.
The Project Scope of Services developed is in conformance with the scope of services
outlined in the Consultant Preliminary Design Request for Proposals and is in
compliance with the Iowa DOT requirements for major highway preliminary design. The
Scope of Services is expected to cost $2,229,524, including a $202,684 contingency.
The existing TEA-21 Federal Grant has $1,889,220 remaining to cover part of the
expenses of this stage of the Southwest Arterial project.
Acting Public Works Director/City Engineer Gus Psihoyos is recommending approval of
the Consultant Contract Scope of Services and the associated cost proposal. He
further recommends that for the additional funds required of $340,304, that the City
provide 10% ($34,030) and that a request be forwarded to Dubuque County for 10%
($34,030) and DMATS for 80% ($272,243).
I concur with the recommendation and respectfully request Mayor and City Council
approval.
MCVM/jh
Attachment
cc: Barry Lindahl, Corporation Counsel
Cindy Steinhauser, Assistant City Manager
Gus Psihoyos, Acting Public Works Director/City Engineer
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MEMORANDUM
December 1,2004
TO:
FROM:
Michael C. Van Milligen, City Manager
Gus Psihoyos, Acting Public Works Director ,~
Iowa Highway 32 (Southwest Arterial)
Earth Tech, Inc. - Consultant Design Contract
Phase I - Preliminary Engineering Design Services
Iowa DOT Project No. STP-U-2100 (634)--70-31
SUBJECT:
INTRODUCTION
The purpose of this memorandum is to seek City Council concurrence of the Consultant
Contract Scope of Services and the associated Cost Proposal for Earth Tech, Inc. to
complete Preliminary Engineering Design Services for the Improvement of Iowa
Highway 32 (Southwest Arterial).
BACKGROUND
The City of Dubuque (City) in partnership with Dubuque County (County), the Dubuque
Metropolitan Area Transportation Study (DMATS), the Iowa Department of
Transportation (Iowa DOT) and the Federal Highway Administration (FHWA) are
currently developing the Improvement of the Iowa Highway 32 (Southwest Arterial)
Project.
In September 2004, the City Council approved the selection of Earth Tech, Inc. to
perform the Preliminary Engineering Design Services for the Improvement of Iowa
Highway 32 (Southwest Arterial) and authorized staff to enter into contract negotiations
and develop a professional services agreement for the Design Contract.
CONSULTANT DESIGN CONTRACT - SCOPE OF SERVICES
Upon the approval and selection of Earth Tech, Inc. as the Preliminary Engineering
Design Consultant, both City and Iowa DOT Staff met with the Consultant to begin the
design contract negotiation phase in accordance with the Iowa Department of
Transportation, Title 23, Code of Federal Regulations, Part 172 - Administration of
Negotiated Contracts (23 CFR 172).
A comprehensive Project Scope of Services was developed jointly between the
Consultant, and both City and Iowa DOT Staff. The scope of services will become the
foundation of the Consultant Agreement for Professional Services between Earth Tech,
the City and the Iowa DOT and will culminate in a Standard Design Contract in
accordance with the Iowa Department of Transportation Policy #300.12.
The Project Scope of Services developed is in conformance with the scope of services
outlined in the Consultant Preliminary Design Request for Proposals and is in
compliance with the Iowa DOT requirements for major highway preliminary design.
CONSULTANT DESIGN CONTRACT - COST PROPOSAL
Upon finalizing the Project Scope of Services, Earth Tech then worked with the Project
Team sub-consultants to establish a cost proposal for each of the task items outlined in
the Scope of Services.
Based on the Project Scope of Services developed, the following is a summary of the
associated Cost Proposal to complete Preliminary Engineering Design Services.
I Project Team
I Cost Breakdown I
Earth Tech $ 1,134,500
Howard R. Green $ 362,550
Terracon $ 285,865
Martinez Corporation $ 104,900
IIW Engineers & Surveyors $ 49,425
Vernon Schaefer, Ph.D. $ 45,000
The Durrant Group $ 18,200
Abeln Abstract Co. $ 17,875
Tallgrass Historians, L.C. $ 8,525
I Contingency (10%)
I COST PROPOSAL TOTAL
$ 202,684
$ 2,229,524
Upon approval of the Consultant Contract Scope of Services and the associated Cost
Proposal, a pre-audit will be performed by the Iowa DOT to determine approved labor,
overhead, and unit cost rates. Once the pre-audit is completed, the Consultant
Agreement for Professional Services and the Preliminary Engineering Design Contract
can be finalized.
PROJECT SCHEDULE
Earth Tech understands the importance of keeping the Project on schedule and has
committed the necessary resources to maintain the schedule. Based on the Project
Scope of Services developed, Earth Tech estimates a 15-month schedule, with
preliminary engineering design plans completed in the spring of 2006.
RECOMMENDATION
Based on the thorough review and comprehensive development of the Project Scope of
Services, I recommend that the City Council concur with the recommendation and
approve the Consultant Contract Scope of Services and the associated Cost Proposal
for Earth Tech, Inc. to complete Preliminary Engineering Design Services for the
Improvement of Iowa Highway 32 (Southwest Arterial).
PROJECT COST
On July 6, City Council entered into a Federal Aid Agreement with the Iowa DOT for
funding of the Phase I - Preliminary Engineering Design Services.
The City of Dubuque (City) in partnership with Dubuque County (County), the Iowa
Department of Transportation and the Federal Highway Administration (FHWA),
secured a Transportation Equity Act for the 21st Century (TEA-21) Surface
Transportation Program (STP) Grant in the amount of $1,987,000 awarded by the
FHW A for the Preliminary Design of the Iowa Highway 32 (Southwest Arterial).
The following is a summary of the available project funding and the associated cost
expenditures previously approved using the TEA-21 grant allocation.
I Project Funding
Iowa DOT Project No. STP-U-21 00 (634)--70-31
TEA-21 Grant - Preliminary Engineering
$ 1,987,000
Deduct - HDR EA Supplemental Agreement No.5
Deduct - IIW Aerial Photo Ground Control
I TEA-21 Grant - Balance
$
$
73,530
24,250
I $ 1,889,220
Based on the Project Scope of Services developed, the following is a summary of the
anticipated project cost to complete Preliminary Engineering Design Services.
I Project Cost
Earth Tech - Preliminary Design Contract
Contingency (10%)
I Total Project Cost
I Project Funding - Shortfall
$ 2,026,840
$ 202,684
I $ 2,229,524
I $ 340,304
PROPOSED ADDITIONAL FUNDING
Due to the project funding shortfall in the amount of $340,304, staff is recommending
that additional funding be requested from both Dubuque Metropolitan Area
Transportation Study (DMATS) and Dubuque County.
This approach for securing additional funding for the project is consistent with previous
actions on behalf of the City in partnership with DMATS and the County for the HDR-
SW Arterial Addendum to the 1999 Environmental Assessment Contract which required
requesting funding to cover additional cost as a result of Supplemental Agreements to
the contract.
The following is a summary of the proposed additional funding:
I Proposed Funding
DMATS STP Funds (80%) $ 272,243
City Funds - Local Match (10%) $ 34,030
County Funds - Local Match (10%) $ 34,030
I Total Additional Funding
I $ 340,304
The additional City allocation will be funded through the Street Construction / 30% Sales
Tax Capital Improvement Program.
ACTION TO BE TAKEN
The City Council is requested to adopt the attached resolution which approves the
Consultant Contract Scope of Services and the associated Cost Proposal for Earth
Tech, Inc. to complete Preliminary Engineering Design Services for the Improvement of
Iowa Highway 32 (Southwest Arterial). The final Cost Proposal amount is subject to the
completion and approval of the pre-audit by the Iowa DOT
Additionally, the City Council is requested to hereby authorize staff to request additional
funding through Dubuque Metropolitan Area Transportation Study (DMATS) and hereby
authorize staff to request that Dubuque County participate in the 10% local funding
match.
Prepared by Robert D. Schiesl, Civil Engineer
cc: Cindy Steinhauser, Assistant City Manager
Dawn Lang, Budget Director
Bill Baum, Economic Development Director
Laura Carstens, Planning Services Manager
Mike Felderman, County Engineer
Kelley Deutmeyer, Executive Director, ECIA
Roger R. Walton, Local Systems Engineer, Iowa DOT
RESOLUTION NO. 450-04
APPROVING THE CONSULTANT SCOPE OF SERVICES AND THE
ASSOCIATED COST PROPOSAL ON BEHALF OF EARTH TECH, INC. TO
COMPLETE PRELIMINARY ENGINEERING DESIGN SERVICES FOR THE
IMPROVEMENT OF IOWA HIGHWAY 32 (SOUTHWEST ARTERIAL)
Whereas, the City of Dubuque (City) is the lead public agency responsible
for the administration of the Preliminary Design Phase for improvement to Iowa
Highway 32 (Southwest Arterial) (the Project) which will include a proposed four-
lane freeway and an interim two-lane highway on a new alignment between U.S.
Hwy 61/151 and U.S. Hwy 20; and
Whereas, a comprehensive Project Scope of Services has been developed
jointly between Earth Tech, Inc. and both City and Iowa Department of
Transportation Staff and said scope of services will become the foundation of the
Consultant Agreement for Professional Services between Earth Tech, the City and
the Iowa DOT and will culminate in a Standard Design Contract in accordance with
the Iowa Department of Transportation Policy #300.12; and
Whereas, a comprehensive Project Scope of Services has been developed
and the associated Cost Proposal to complete Preliminary Engineering Design
Services for the Project.
NOW THEREFORE, BE IT RESOLVED BY THE CITY COUNCIL OF THE
CITY OF DUBUQUE, IOWA:
Section 1. That said Project Scope of Services and the associated Cost
Proposal to complete Preliminary Engineering Design Services for the Project is
hereby approved.
Section 2. That said Project Scope of Services and the associated Cost
Proposal amount is subject to the completion and approval of the pre-audit by the
Iowa Department of Transportation.
Passed, adopted and approved this 6th day of December, 2004.
Terrance M. Duggan, Mayor
Attest:
Jeanne F. Schneider, City Clerk
Attest:
RESOLUTION NO. 451-04
AUTHORIZING THE CITY MANAGER TO REQUEST ADDITIONAL FUNDING
THROUGH THE DUBUQUE METROPOLITAN AREA TRANSPORTATION
STUDY (DMATS) AND TO REQUEST THAT DUBUQUE COUNTY
PARTICIPATE IN THE LOCAL MATCH TO FUND THE PRELIMINARY
ENGINEERING DESIGN SERVICES FOR THE IMPROVEMENT OF IOWA
HIGHWAY 32 (SOUTHWEST ARTERIAL)
Whereas, the City of Dubuque (City) is the lead public agency responsible
for the administration of the Preliminary Design Phase for improvement to Iowa
Highway 32 (Southwest Arterial) (the Project) which will include a proposed four-
lane freeway and an interim two-lane highway on a new alignment between U.S.
Hwy 61/151 and U.S. Hwy 20; and
Whereas, the City in partnership with Dubuque County (County), the Iowa
Department of Transportation and the Federal Highway Administration (FHWA),
secured a Transportation Equity Act for the 21 st Century (TEA-21) Surface
Transportation Program (STP) Grant (Project No. STP-U-2100 (634)--70-31)
which will finance the Consultant Preliminary Design for the Project; and
Whereas, additional funding is required for the completion of the
Preliminary Engineering Design Consultant Contract for the Project.
NOW THEREFORE, BE iT RESOLVED BY THE CITY COUNCIL OF THE
CITY OF DUBUQUE, IOWA:
Section 1. That said City Council does hereby authorize the City
Manager to request additional funding through Dubuque Metropolitan Area
Transportation Study (DMATS) for the Project.
Section 2. That said City Council does hereby authorize the City
Manager to request that Dubuque County participate in the 10% local funding
match.
Passed, adopted and approved this 6th day of December
Terrance M. Duggan, Mayor
Attest:
Jeanne F. Schneider, City Clerk
':d4«:?£ ~h¿~~J
eanne F. Schneider, CMC, City Clerk
IOWA HIGHWAY 32 (SOUTHWEST ARTERIAL)
DUBUQUE, IOWA
PHASE I - PRELIMINARY DESIGN
SCOPE OF SERVICES
This project consists of the preliminary design of a new 4-lane freeway between Seippel Road and Olde
Davenport Road in Dubuque, Iowa, in accordance with the Project Location Study completed by the City
of Dubuque in February 2002. The preferred alternative is identified as "Alternative E - Design
Variation 1" in the Environmental Assessment, and may be modified as described in this scope of
services.
Services to be provided for the project under this Agreement will include Conceptual and Preliminary
Engineering. This phase will include survey and mapping, conceptual design review, traffic analysis,
preliminary design, public participation meetings and related services. The scope of services is described
in more detail as follows.
Survey and Base Mapping
The tasks included under this category include field surveys and base mapping which are required during
the preliminary design phase of the project. Aerial planimetric mapping, digitized orthophotos and a
digital terrain model (DTM) for the project will be provided by Martinez Corporation, a subconsultant.
The aerial photography obtained by the City under the previous phase of work will be used for this
project.
Task I - Control Surveys. Additional control surveys will be completed in the field to supplement the
surveys completed under the previous phase of work. This task will include locating existing centerlines
of each roadway which is tied to the new project. Benchmarks will not be set as part of this task.
Task 2 - Aerial Mappin!! Ground Control. This task includes the ground control surveys necessary for
design-level aerial mapping. Approximately 100 ground control points are required for horizontal and
vertical control. This task is not included in the basic Scope of Services, but will be completed under
separate contract by the City.
Task 3 - Supplemental Desi!!n Survey. Additional design survey will be obtained for drainageways, tie-
in points at side roads and for locating features which are not picked up on the aerial mapping. The extent
of this survey will be the elements necessary for preliminary design.
Task 4 - Locate Soil Borin!!s. This task includes calculating the coordinates of soil borings based on the
station/offset information furnished by the geotechnical engineering firm. Soil borings will be located in
the field by the drillers, using GPS equipment.
Task 5 - Section Corner and Property Corner Surveys. Section comers and property comer locations
will be obtained in the field, as needed, to determine existing right-of-way lines.
Task 6 - Utility Surveys. Utility accesses will be located, opened, and measured in the field. Ownership
and location of utilities within the corridor will be obtained from the utility companies. It is not
anticipated that underground utilities will be located in the field, except for locating visible utility
accesses.
Task 7 - Base Mappin!!. This task consists of reducing the survey notes and entering the data into the
base map files. The additional survey data will be merged into the digital aerial mapping obtained for this
project. Cross sections will be plotted from the DTM. Property lines and owners' names, as determined
from Dubuque County Auditor's records, will be plotted on the base map. Existing utilities will be
plotted from utility records and above-ground features located on the aerial mapping. The following
subtasks are included:
A.
Topographic Base Mapping
B.
Existing Property Lines and Ownerships
C.
Existing Utilities
Concept and Alternative Evaluation
These tasks include a review of the current design concept for the Southwest Arterial, and evaluating
potential improvements to the current concept. Tasks included under this category include traffic
analysis, evaluation of alternative concepts, and a constructability review.
Task 8 - Traffic Analvsis. This task includes the necessary effort to update travel estimates for this area.
These estimates will be based upon sound research techniques that develop scenario planning tools to test
the adequacy of roadway geometry down to the intersection and turning lane level.
The Southwest Arterial will provide capacity for a large area, including a significant portion of through
trips to large employment, school, commercial and housing areas. Accordingly, a large area must be
evaluated for traffic impacts. The planning area will include Asbury on the north, I mile south of the
Southwest Arterial on the south, I mile east of U. S. 151 on the west, and I mile west of U. S. 20 on the
west.
Deliverables will include AM and PM peak hour traffic forecasts for the major intersections within the
Southwest Arterial. These traffic forecasts will be automatically entered into a traffic analysis program
for direct evaluation of operations, queuing and performance levels of service. This information will
serve as the basis for the Southwest Arterial design and will also serve the City as a long-term tool which
can be continually updated to provide similar benefits to the design of adjacent roadways.
A.
Traffic Forecasts. Based on existing travel patterns and anticipated future land uses, develop the
tools which will allow for the ability to rapidly change land-use assumptions and directly measure
the impacts to traffic demands and future traffic operations. This information will provide both
AM and PM peak hour demands to make sure future roadway operations are evaluated. Work
with City staff to calibrate this information and in understanding how to use the tools to modifY
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D.
land-use assumptions in the future. Includes providing a copy of TS/PPDRAFT software to the
City for use by Consultant staff in the project and long-term use by the City. Existing travel and
land-use information will be provided by City or ECIA staff. City staff to provide mapping in
either CADD or ArcView format.
B.
Southwest Arterial Traffic Demands. Utilize research tools developed in Item A to calculate the
range of future traffic demands to the Southwest Arterial and the impact of additional changes
within the western City limits.
C.
Impacts on Adiacent Roadways. Utilize research tools developed in Item A to work with City
staff to calculate the range of traffic impacts to other adjacent roadways in the area. Summarize
this information into a technical memorandum for City/Iowa DOT Staff.
D.
Presentation of Findings. Prepare and present research findings to the design team and
CitylECIAIIowa DOT. Information will be summarized in a graphical and tabular format. The
City will be provided with one color copy; however, an electronic copy of the report will be
submitted to the City for reproduction purposes.
Task 9 - Evaluation of Desi!!n Concepts. This task involves an evaluation of the existing design
concept for the Southwest Arterial, interchange ramps, connecting streets and other design features. A
review of horizontal and vertical geometric design will be completed. Preliminary concepts for variations
in the current design will be developed by the consultant team.
Task 10 - Constructabilitv Review. This task consists of planning and conducting two constructability
review workshops in accordance with the procedures outlined in Iowa DOT Policy and Procedure
Memorandum 500.08. It is anticipated that one workshop will be held early in the project schedule and
will consider constructability and cost -reduction concepts for all elements of the project. One workshop
will be held later in the project to consider bridge design concepts. The Consultant will organize and
conduct the workshops, and will prepare minutes of the workshops to be posted on the Iowa DOT Weekly
Letting Report. The constructability review workshops will include representatives of construction
contractors. Participants from the construction contractors will be identified and coordinated through the
Associated General Contractors of Iowa. The following subtasks are included.
A.
Preparation for Constructability Workshops
B.
Constructability Workshop No. I
C.
Constructability Workshop No.2
Minutes and Follow-Up
Task 11 - Alternative Analvsis Report. This task will outline the alternatives reviewed for the
Southwest Arterial in a written summary report. This task includes recommending a preferred alternative
for the Southwest Arterial.
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Task 12 - Concept Statement. This task includes preparation of a Standard Concept Statement for
submittal to the Iowa DOT.
Environmental Evaluation
The Environmental Assessment for this project is currently being finalized, and is not included in this
scope of services. Design variations which are identified in the concept evaluation may require additional
environmental review. The following tasks provide the estimated level of evaluation which may be
required. Additional environmental reviews and documentation beyond the levels described in this scope
will be added by Supplemental Agreement, if necessary.
Task 13 - Wetland Boundarv Delineation. Existing wetland locations and boundaries have already
been delineated in the previous phase of this project. If required, additional wetland delineations will be
added to this scope by Supplemental Agreement.
Task 14 - Wetland Impact Identification. Wetland impact areas for the current conceptual design have
already been determined under the previous phase of this project. This task includes reviewing any
changes to the conceptual design and determining any changes to the wetland impact areas.
Task 15 - Wetland Mitil!ation Site Location. This task includes the review of alternative locations for a
wetland mitigation site and recommendation of a proposed location. It is anticipated that a single
mitigation site will be used for the combined wetland impacts in this project.
Task 16 - Environmental Assessment Review. This task consists of reviewing the current
Environmental Assessment and determining if the changes resulting from the concept evaluation are
covered by the Environmental Assessment. This task will include coordinating with Iowa DOT and
FHW A officials to make the determination. Additional field studies, threatened or endangered species
studies, and environmental analysis, if required, will be added to this scope by a Supplemental
Agreement.
Task 17 - Environmental Assessment Addendum. It is not anticipated that an Environmental
Assessment Addendum will be needed. If required, this task will be added by Supplemental Agreement.
Task 18 - Cultural Resources. The cultural resources surveys for the current conceptual design have
already been completed. Additional archaeological surveys may be required for borrow sites and/or
changes in the conceptual design. This task includes an estimated level of effort to complete the
supplemental archaeological surveys. Additional surveys beyond this scope, if required, will be added by
Supplemental Agreement.
Preliminary Design
The following tasks lead to the preparation and submittal of preliminary plans for the project. The
preliminary design will be completed in accordance with Iowa DOT Standards and Procedures for Local
Systems Projects. It is anticipated that all roadways will be a rural cross section and that the plans will be
prepared on II "xl 7" sheets at a scale of 1"=200'.
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Task 19 - Tvpical Sections and Details (ß-Series Sheets). Typical cross sections and road design
details will be developed in accordance with Iowa DOT standards.
Task 20 - Plan and Profile Desi!!n (D-. E- and K-Series Sheets). This task consists of preparing the
preliminary plan and profile sheets for the project. The preliminary design will be developed to the extent
necessary to define the proposed right-of-way needs for the project. The following items are included:
A.
Mainline Design
A.!. Olde Davenport Road to Station 580+00 (Estimated 12 Sheets)
A.2. Station 580+00 to Seippel RoadlU.S. 20 Interchange Area (Estimated 2 Sheets)
B.
Interchange Ramp Design
B.!. U.S. 61/151 Interchange (Estimated S Sheets)
B.2. North Cascade Road Interchange (Estimated S Sheets)
B.3. U.S. 20 Interchange (Estimated 5 Sheets)
C.
Side Road Design
C.l. Elmwood Drive Connection, East of U.S. 61 (Estimated 2 Sheets)
C.2. Tamarack Drive Connection, West of US. 61 (Estimated I Sheet)
C.3. Key West Drive Cul-de-Sac (I Sheet)
CA. Relocated Old Military Road (Estimated 2 Sheets)
C.S. Access Road to Knepper and Reuter Properties (Estimated 2 Sheets)
C.6. Relocated Oakland Farms Road (I Sheet)
C.7. Relocated North Cascade Road (2 Sheets)
C.8. New Road Connecting English Mill Road With North Cascade Road (Estimated 3
Sheets)
Access Road Serving Valentine, Watters, Walser and Siegert Properties (Estimated 2
Sheets)
Relocated English Mill Road (Estimated 2 Sheets)
Access Road in Southwest Quadrant of U.S. 20 Interchange (2 Sheets)
Access Road in Southeast Quadrant of U.S. 20 Interchange (1 Sheets)
East-West Access Road Over US. 20 (1 Sheet)
Cousins Road Cul-de-Sac (1 Sheet)
Access Road Serving Tschiggfrie, Menards, Siegert and Other Properties (Estimated 3
Sheets)
C.16 US. 20 Access Modifications (Estimated 2 Sheets)
C.9.
C.IO.
C.ll.
C.12.
C.B.
C.14.
C.15.
D.
Recreational Trail Design Between Old Military Road and English Mill Road (Estimated 8
Sheets). This task also includes an evaluation of alternative recreational trail concepts and
preparation of a summary concept report.
E.
Design of Interim 2-Lane Southwest Arterial Improvement
E.l. Connection to US. 151/61 (2 Sheets)
E.2. Connection to North Cascade Road (1 Sheet)
E.3.
Connection to US. 20 (1 Sheet)
Task 21 - Geometric Lavout Sheets (G-Series Sheets). This task includes the geometric layout sheets,
including centerline layouts and tabulations of geometric curve data.
Task 22 - Stal!inl! and Traffic Control Desil!n (J-Series Sheets). It is anticipated that the project will
be constructed in stages to allow access to adjacent roads and properties to the extent practical. The
following tasks are anticipated.
A.
Construction staging and access review.
B.
Develop construction-staging plans. These plans will show the proposed sequence of
construction and the roads open to traffic in each stage. Detailed plans for signing, barricading,
pavement marking and traffic control will not be part of the preliminary plans.
c.
Develop local detour plans. These plans will show the proposed detour routes on a small-scale
road map.
D.
Develop conceptual plans for on-site detours during construction. Details of preliminary design
will be developed to the extent necessary to define right-of-way needs.
Task 23 - Intersection Details (L-Series Sheets). This task includes preparation of preliminary
intersection geometric layouts, including intersection radius design, and design vehicle turning paths for
all paved intersections and cul-de-sacs. A total of 17 intersections and 6 cul-de-sacs are included.
A.
Intersections Between U. S. 151/61 and English Mill Road (Includes 9 Intersections and 2 Cul-de-
Sacs)
B.
Intersections Near U.S. 20 Interchange (Includes 8 Intersections and 4 Cul-de-Sacs)
Task 24 - Drainal!e and Culvert Desil!n. This task includes the preliminary design and tabulation of
drainage structures. It is anticipated that the Southwest Arterial will be a rural roadway with open ditches
and standard culverts. This task includes calculation of drainage areas for each culvert, determination of
design flows using the Iowa DOT runoff method, sizing of culverts and completion of "pink sheet"
culvert calculations. The final drainage area maps and I "~20' scale layouts for each culvert are not
included in this Scope, but will be completed during final design. A total of approximately 50 pipe
culverts are anticipated on the project. Layouts and details for median drains and interior culverts which
do not affect right-of-way are not included in the preliminary design phase, but will be completed during
final design. The following subtasks are included:
A. Drainage Area Determination
B. Calculation of Design Flows
C. Culvert Sizing
6
D.
Preparation of "Pink Sheets" for Crossroad Culverts
Task 25 - Traffic Sil!nal Details (N-Series Sheets). This task consists of a plan view layout of the new
traffic signal installations, along with a phasing diagram for the signal operation. The design of
underground footings, conduits, wiring and loop layouts is not included in the preliminary design phase.
New traffic signal layouts are anticipated at the following intersections:
A.
East Ramps at U.S. 611151 Interchange
B.
West Ramps at U.S. 61/151 Interchange
C.
Temporary Signals for Interim huprovement at U.S. 61/151
D.
East Ramps at U.S. 20 Interchange
E.
West Ramps at US. 20 Interchange
F.
Temporary Signals at U.S. 20 and Seippel Road for Interim Improvement
Task 26 - Soils Sheets (Q-Series Sheets). The soil profile sheets (Q-series sheets) are not included in
this scope but will be completed during the final design stage.
Task 27 - Soils and Earthwork Desil!D. This task includes the preliminary determination of earthwork
quantities and design requirements, including cut and fill volumes. Also included are the determinations
of cut and fill slopes and the handling of rock and shale materials on the project. The geotechnical design
for this project is being completed by Terracon Consultants, with Dr. Vernon Schaefer, Ph.D., serving as
an advisor. The tabulation of earthwork quantities is not included in the preliminary design phase, but
will be completed during final design.
Task 28 - Special Details (U-Series Sheets). This task includes the preparation of special detail sheets
which are not included in the Iowa DOT Standard Details and Specifications. Included in this task are the
following items.
A.
Retaining Wall Details. Preliminary size and location of retaining walls will be determined, and a
2-1ine profile will be developed for each retaining wall showing the top of wall and ground
elevation profiles. This task does not include the structural design and detailing of retaining
walls.
Task 29 - Preliminarv Structures Design (V-Series Sheets). The preliminary structures design will
consist of a Type, Size and Location drawing (TS&L) for each of the new bridges on the project. This
task also includes a preliminary situation plan for each of the reinforced concrete box culverts. For
bridges over waterways, this task includes determination of the waterway opening.
7
This task includes an evaluation of alternative structure types, refinement of proposed bridge lengths and
locations, and a preliminary evaluation of foundation types. A summary report will be prepared outlining
the advantages and disadvantages of each bridge type considered.
Completion of the risk assessment forms for DOT submittal is not included in this scope, but will be
completed during final design. The hydraulic modeling and analysis of Catfish Creek, South Fork Catfish
Creek and Granger Creek has already been completed under the previous phase of work and is not
included in this task. Preliminary plans for widening of the existing US. 20 bridge over the South Fork
of Catfish Creek are not expected to affect new right-of-way needs and are not included in this phase of
the project.
A.
Southwest Arterial Bridge Over US. 20 and South Fork Catfish Creek (Approximately gOO-Foot
Long Dual Multi-Span PPCB or CSG Structures).
B.
Frontage Road Bridge Over South Fork Catfish Creek (Approximately 160-Foot Long Single
PPCB or CCS Structure)
C.
Access Road Bridge Over US. 20 (Approximately 400-Foot Long Single Multi-Span PPCB or
CSG Structure)
D.
Initial 2-Lane Bridge Over South Fork Catfish Creek, for Interim 2-Lane Improvement
(Approximately 160-foot Long Single Curved PPCB or CCS Structure)
E.
English Mill Road Bridge Over Southwest Arterial (Approximately 300-Foot Long Single
Curved Multi-Span PPCB or CSG Structure)
F.
Dual Bridges Over New Roadway West of North Cascade Road (Approximately 350-Foot Long
Dual Multi-Span PPCB or CSG Structures)
G.
North Cascade Road Bridge Over Southwest Arterial (Approximately 350-Foot Long Single
Multi-Span PPCB or CSG Structure)
H.
Dual Bridges Over Catfish Creek (Approximately 600-Foot Long Dual Curved Multi-Span PPCB
or CSG Structures)
I.
Old Military Road Bridge Over Southwest Arterial (Approximately 300-Foot Long Single Multi-
Span PPCB or CSG Structure)
J.
Dual Bridges Over US. 61/151 and Granger Creek (Approximately 500-Foot Long Dual Multi-
Span PPCB or CSG Structures)
K.
South Frontage Road Bridge Over Granger Creek (Approximately 200-Foot Long Single Curved
Multi-Span PPCB or CSG Structure)
L.
US. 61/151 Northbound Exit Ramp Bridge Over Granger Creek (Approximately 300-Foot Long
Single Curved Multi-Span PPCB or CSG Structure)
M.
U.S. 61/151 Northbound Entrance Ramp Bridge Over Granger Creek (Approximately 350-Foot
Long Single Curved Multi-Span PPCB or CSG Structure)
N.
Reinforced Concrete Box Culverts - A total of 11 RCB culverts are included in this task. A
preliminary situation plan will be prepared for each RCB culvert.
Task 30 - Desil!n Cross Sections (W-. X-. Y- and Z-Series Sheets). This task includes preparation of
preliminary cross section sheets for the Southwest Arterial and connecting streets.
Exclusions to Final Desil!ll. The following design elements are not anticipated for the project and are not
included in the scope:
Lighting Design
Wetland or Environmental Mitigation Design
Regulated Materials Investigation/Design
Electrical Design for Traffic Signals
Signing and Pavement Markings Design
Water Main and Water Service Design
Sanitary Sewer Extensions
Task 31 - Qualitv Control Review. This task consists of a quality control review of the plans by the
senior staff engineers prior to submittal to the Owner. This task includes preparation of the Iowa
Department of Transportation's "Preliminary Plan Checklist".
Task 32 - Final Revisions. This task includes final revisions of the preliminary plans following the
submittal and review of plans by the Owner.
Task 33 - Printinl! and Submittals. This task includes printing and submittal of intermediate and final
construction plans and other documents.
Task 34 - Construction Cost Opinion. An opinion of probable construction cost will be prepared and
updated throughout the preliminary design phase. It is anticipated that approximately 15 major items will
be quantified for these estimates, using a technique similar to that used in the 2002 Project Location
Study. Bridge cost estimates will include consideration of the preliminary bridge and foundation types.
Included are the following updates:
A.
Initial Construction Cost Opinion
B.
Update After Constructability Workshop
C.
Quarterly Updates - A total of 4 updates will be provided.
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Task 35 - Field Exam. A one-day field review is anticipated with the City and Iowa DOT prior to
completion of the preliminary plans. The Consultant will prepare materials prior to the field exam,
provide field staking to visually locate the centerline in the field, conduct the field exam, and circulate the
minutes after the field exam. Subtasks include:
A.
Preparation
B.
Staking of Approximate Centerline of Southwest Arterial Where the Centerline Crosses Each
Side Road (Staking of ramps and side road relocations are not included.)
C.
Field Exam
D.
Minutes and Follow-Up
Enhancement Design
These tasks include the development and evaluation of enhancement concepts, preparation of design
illustrations and graphics, and opinions of probable construction costs for project enhancements.
Task 36 - Enhancement Concepts. This task includes the development of project-specific concepts for
architectural and landscaping enhancements for the project. Included are the development of conceptual
ideas, preparation of initial sketches and graphics and an opinion of probable construction costs.
Enhancement concepts will be developed for the following areas on the project. Additional enhancement
designs, if requested, will be added by Supplemental Agreement.
A.
Mount Olivet Cemetery Area. Landscaping and screening concepts will be developed to visually
screen the new roadway from the cemetery.
B.
Catfish Creek Bridge. Enhancement concepts will include coordination with the historic
limestone retaining walls along Catfish Creek.
C.
Recreational Trail Enhancements. Concepts for special signing and informational kiosks will be
developed for the recreational trail.
D.
Other Bridge Enhancements. Concepts will be prepared for enhancements to the bridges for
overpassing U.S. 20, US. 61/151, English Mill Road, North Cascade Road and Old Military
Road.
Task 37 - Computerized Visualization. A computerized 3-dimensional model of the project will be
developed to illustrate the view of the roadway from adjacent properties and other vantage points. It is
anticipated that a 3-D model will be prepared for four selected areas of the project. The visualizations
will include before and after photomontages and an animated view of the project.
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Right-of-Way Activities
Task 38 - Right-of-Wav Desil!n. This task includes the design of new right-of-way lines, permanent
easements and temporary easements for each property, as necessary to construct the project. A right-of-
way strip map will be prepared to show the proposed right-of-way.
Task 39 - Ril!ht-of-Wav Documents. This task will consist of preparing acquisition plats and legal
descriptions for the new right-of-way. The number of parcels to be included is listed under each subtask.
Additional parcels, if required, will be completed as a supplement to this agreement.
A.
Permanent Right-of-Way. A total of 65 parcels are included.
B.
Temporary Easements. A total of 40 parcels are included. For temporary easements, an exhibit
drawing and area calculation will be completed. Formal plats and descriptions will not be
developed for temporary easements.
Task 40 - Reports of Liens. Under this task, a Report of Liens will be obtained from a local abstract
company (Abeln Abstract and Title Company) for each affected property. Coordination with the abstract
company and payment for their services are included in this task.
Task 41 - Environmental Property Assessments. Any work related to underground storage tanks,
regulated materials, or other environmental review of properties which is determined to be necessary
during the course of the project will be considered a supplemental service to this Agreement.
Task 42 - Ril!ht-of-Wav Stakinl!. The task of final land surveying of new property comers and
easement boundaries, including the flagging of approximate right-of-way lines or the setting of property
pins at new comers, is not included in the basic services, but will be added as a Supplemental Agreement
if requested by the Owner.
Public Involvement
These tasks include preparation for and attendance at public informational activities as needed for the
project. The following activities are included in the scope. Additional meetings and activities, if
required, will be added to the scope by supplemental agreement.
Task 43 - Public Informational Meetinl!s. One formal public informational meeting is anticipated. The
Consultant will prepare displays and handouts for the meeting, will conduct the presentation, and prepare
the meeting minutes. The City will arrange the meeting space, complete any advance advertising and will
participate in the meeting.
A.
Public Meeting No. I, to be held early in the preliminary design phase.
Task 44 - Property Owner Meetings. A total of 15 individual or small-group meetings are anticipated
with property owners, either on-site or at City Hall. The meetings will be coordinated with an average of
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three meetings being held on each day, for a total of five days of property owner meetings.
Consultant will prepare a memo of each meeting.
The
Task 45 - Newsletters. The Consultant will prepare a project newsletter outlining the status of the
project and providing current news about the Southwest Arterial development. The newsletter will be
electronically sent to the e-mail list for the project. An additional 50 copies will be provided to the City
for other uses. This task includes a total of 4 newsletters.
Task 46 - E-Mail Updates. An e-mail update will be sent bi-monthly to the those individuals who
request to be included on the list. The e-mail list will include those who sign-up at public informational
meetings and other individuals recommended by the City.
Task 47 - Local Presentations. When requested, the Consultant will make presentations regarding the
project to local organizations such as service clubs, civic organizations and other meetings. A total of
four (4) presentations are included in this task.
Task 48 - Utilitv Companv Coordination. This task consists of special coordination with private utility
companies. Included in this task will be the exchange of preliminary plans and information with the
utility companies, and periodic communications throughout the preliminary design phase.
Task 49 - Design Public Hearinl!. A design public hearing will be conducted at the conclusion of the
preliminary design phase. The design public hearing will be an open-house format, with no formal
presentation. Display materials and handouts will be prepared by the Consultant. The City will arrange
the meeting space, complete any advance advertising and will participate in the hearing. The Consultant
will prepare the official record of the public hearing.
Permit Applications and Presentation Materials
The Consultant will assist the City with the preparation of permit applications for regulatory agency
permits and with preparing miscellaneous presentation graphics and materials for City use. Included are
the following tasks:
Task 50 - South Fork Catfish Creek Crossinl! Permit. This task includes the Iowa DNR Permit
Application for the proposed bridge.
Task 51 - Catfish Creek Crossinl! Permit. This task includes the Iowa DNR Permit Application for the
proposed bridge.
Task 52 - Granl!er Creek Crossinl! Permit. This task includes the Iowa DNR Permit Application for
the proposed bridge.
Task 53 - Section 404 Permit. This task includes the application for a U.S. Army Corps of Engineers
Section 404 Permit for impacts to the wetlands, as identified in the Environmental Assessment.
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Task 54 - Presentation Materials. This task includes preparation of miscellaneous graphics and
presentation materials which are not provided elsewhere in the Scope, as requested by the City throughout
the project. The extent of this work is limited to the staff-hours estimated for this task.
Project Administration and Meetings
Task 55 - Project Meetin!!s. This task includes preparation for and attendance at various project-related
meetings to be held at Dubuque City Offices or at the project site. The Consultant will provide the
minutes of each project review meeting (Task 55A) and will provide a summary memo ofthe meetings in
Task 55C. Minutes of the DMA TS meetings are not included. The following meetings are included in
the Scope:
A.
Monthly Project Review Meetings With City, DOT and Project Management Team: A total of 18
meetings are included. The meeting schedules will be coordinated with the DMATS quarterly
meetings.
B.
Quarterly DMATS Meetings: A total of five (5) meetings are included.
C.
Meetings with Dubuque Chamber of Commerce, Greater Dubuque Development Corporation and
Developers Roundtable: A total of three (3) meetings are included, with each meeting being held
on the same day as the monthly project review meetings.
Task 56 - Monthlv Project Reports. Written monthly project reports will be submitted to the City
throughout the preliminary design stage.
Task 57 - Project Team Coordination. This task includes the coordination activities required for the
subconsultant team, including internal coordination, communications, information exchange, scheduling
and processing of payments.
Task 58 - Project Administration. This task includes project administration and coordination
throughout the project development. The task includes intra-office meetings, which will be attended by
the project team as well as general day-to-day administrative tasks, typing and filing of intra-office
memoranda.
LlworklADM INIAGREEIPROFlDubuque - sw - Arterial.doc
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