HomeMy WebLinkAboutResolution - 2018-R0010 - Stormwater Master Plan With Halff Associates - 01/11/2018Resolution No. 2018-R0010
Item No. 7.5
January 11, 2018
RESOLUTION
BE IT RESOLVED BY THE CITY COUNCIL OF THE CITY OF LUBBOCK:
THAT the Mayor of the City of Lubbock is hereby authorized and directed to execute for
and on behalf of the City of Lubbock, Amendment 3 for Contract No. 12113 for Design Services
related to Capital Improvements Project studies performed as part of the City of Lubbock
Stormwater Master Plan, by and between the City of Lubbock and Halff Associates, Inc., of
Richardson, Texas, and related documents. Said Contract is attached hereto and incorporated in
this resolution as if fully set forth herein and shall be included in the minutes of the City Council.
Passed by the City Council on January 11, 2018
DANIEL M. POPE, MAYOR
ATTEST:
Garza, City Secretary
APPROVED AS TO CONTENT:
Michael Keenum, P.E., CFM
Division Director of Engineering/City Engineer
APPROVED AS TO FORM:
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elli Leisure, Assistant City Attorney
ccdocs/RES.PSA Amendment 3.Contract 12113.Design Services
12.27.2017
Resolution No. 2018-R0010
This Third Amendment (the "Amendment") to the Professional Services Contract (the "Contract") isbyand
between the City of Lubbock, a Texas municipal corporation (the "City"), and Halff Associates, Inc., a Texas
corporation (the "Engineer").
WITNESSETH:
WHEREAS, prior amendments to professional services Contract number 12113 incorporated exhibits
through "Exhibit D3" and terminated the agreement as of September 30, 2018.
WHEREAS, the City has determined the need for additional design services which are to be performed by
the Engineer as part of the City of Lubbock's Stormwater Master Plan.
NOW, THEREFORE, the City and Engineer agree to the following terms in this THIRD AMENDMENT:
1. The attachment to this Amendment entitled "Exhibit 134" is incorporated herein to the Contract as
"Exhibit D411
.
2. Additional time is granted to complete the tasks as described in "Exhibit D4" and the Contract terminates
at the close of business on September 30, 2019, unless a mutual agreement in writing is made by the City
and the Engineer to further extend the term.
3. This Amendment shall become effective upon execution by the parties, and the remainder of the Contract
shall remain in full force and effect except as changed herein.
THIS THIRD AMENDMENT IS EFFECTIVE ON THIS 11th DAY OFjaaUUy2018.
For CITY OF LUBBOCK:
Daniel M. Pope, Mayor
ATTEST:
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Reb Lcca Garza, City Secretary
For HALFF ASSOCIATES, INC.:
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Erin Atkinson, PE, CFM, GISP, Vice President
Page 1 of 2
APPROVED AS TO CONTENT:
Michael Keenum, P.E., CFM
Division Director of Engineering/City Engineer
Jer6fer Davi n, P.E., CFM,
Compliance & Engineering Services Manager
APPROVED AS TO FORM:
elli Leisure, Assistant City Attorney
Page 2 of 2
Exhibit "D4"
City of Lubbock
Stormwater Master Plan
Task Order #4
This Task Order is made as of , 2018, under the terms and conditions
established in the PROFESSIONAL SERVICES CONTRACT (Task Order Basis) between the City of
Lubbock, Texas (CITY) and Halff Associates, Inc. (ENGINEER), dated —April 9,. 2015_ (the
Agreement). This Task Order is made for the following purpose, consistent with the Project defined in
the Agreement:
Task Order 4 will provide design services related to Capital Improvement Project (CIP) studies
performed as part of the City of Lubbock Stormwater Master Plan. The consultant will provide design
services for the 98' Street & Salisbury Avenue drainage improvements CIP project.
Section A. - Scope of Services
ENGINEER shall perform the following Services:
1. PRELIMINARY ENGINEERING
ENGINEER completed a preliminary concept design for drainage improvements near the intersection
of 98' Street and Salisbury Avenue. The purpose of the proposed drainage improvements was to
provide additional inlet and pipe capacity to improve local flooding conditions in smaller, frequent
storm events. ENGINEER created an ICPR model, concept level (30%) design, and preliminary cost
estimate and summarized the recommendations in a design memo to the CITY.
1.1 Preliminary Engineering (30%)
a. Pre -Design Conference — Meet once with CITY engineering staff to review Project
requirements, design criteria, communication procedures, Project scheduling, personnel, and
other pertinent matters that may impact the Project. Additional meetings will be scheduled
throughout the length of the Project.
b. Survey Coordination — Coordinate with surveyor to obtain design survey for project area.
i. Surveyor will locate right-of-way lines, property corners, property lines, and all
easements of which surveyor has knowledge of within the survey limits of the project
area, as depicted on Exhibit A.
ii. Grid and additional points sufficient to accurately show existing ground surface and
existing site features for the area depicted on Exhibit A.
iii. Topo grid and cross sections will be obtained at max 50 foot interval. Side streets,
alleys and drainage ways will be surveyed to the limits depicted on Exhibit A.
iv. Datum to be relative to the Texas State Plane Coordinate System using the NAD83
Professional Services Contract (Task Order Basis) — 2017, Exhibit D4
horizontal datum and the NAVD88 vertical datum. Three (3) project control points
will be established in areas not in conflict with construction.
V. Both top of curb and gutter elevations shall be provided.
vi. All above -ground features within the survey limits including buildings, fences,
utilities, sidewalks, driveways, handicap ramps, guardrails, signs, etc. The outside
limits of dense tree and vegetation growth shall be identified.
vii. Surveyor will be responsible for showing the location of existing utilities based on
drawings provided by ENGINEER.
viii. Identify existing Right -of -Way and easements within the survey limits (Note —
external title search services will not be used). Identify property owners, business
name and type, parks, cemeteries, etc., street addresses and deed recording
information within the survey limits.
ix. Surveyor shall tie into the nearest FEMA monuments for all projects located within a
FEMA floodplain according to current FEMA data.
X. Types of existing pavement surfaces shall be identified for streets, alleys, sidewalks,
driveways, etc. Existing lane markings and signage shall be identified in detail (color,
width, paint, thermoplastic, stripes, words, symbols, etc.). Existing traffic signals
including base, mast arms, and control boxes shall be located and identified. Any
planters, mailboxes (with type) and other improvements shall be identified.
xi. Invert elevations and size/type of utility and drainage pipes and culverts shall be
identified for all manholes and culverts within the project limits. For all gravity flow
utilities (i.e. storm water and sanitary sewer) the manholes upstream and downstream
of the last manhole within the project limits shall be tied in. This may result in having
to tie in manholes that are outside of the project limits as defined by the ENGINEER.
Note any relevant information (damaged, silted in, etc.).
xii. A hard copy of all field notes within two (2) days of delivery of the electronic version.
xiii. An electronic file of digital terrain model including TIN mass points and breaklines.
Electronic file shall include the location of underground utilities as indicated through
DIGTESS marking or coordination with City utilities.
xiv. A list of definitions of all abbreviation used for points. (i.e. TOC = Top of Curb).
xv. Deliverables:
1.One (1) PDF file and three (3) prints of each drawing signed and sealed by a
Texas Registered Professional Land Surveyor. The units of the drawing file
shall be survey feet.
2.The scale of full size plan sheets shall be 1:50.
3.The drawing shall include all of the control points utilized for the project. All
control points shall have their own unique point number, northing and easting
coordinate, elevation, and point description.
4.The drawing shall include a text block that states the coordinate system
(horizontal and vertical) that the survey is using along with any scale factors
for GPS applications.
5. The survey coordinates shall be provided in surface and the scale factor
required to convert from grid coordinates to surface coordinates shall be
provided. All CAD files shall include text stating what the datum and scale
factor utilized on this project.
c. SUE Coordination — Coordinate with utility companies to locate critical utilities and
coordinate with surveyor to obtain survey information of those utilities.
i. SUE coordinator will perform services in accordance with ASCE CUASCE 38-02
"Standard Guideline for the Collection and Depiction of Existing Subsurface Utility
Data". A SUE Field Manager will be on -site for the portion of this service that
requires field crew supervision, field quality control, and coordination with on -site
personnel. A Professional Engineer will be responsible for quality control and signing
ii. Locating (Vacuum Excavation) - Quality Level A services will include up to ten (10)
test holes at locations specified by the ENGINEER. 8" x 8" test holes will be dug, the
depth to the utility will be recorded, and backfill used to restore the surface to its
original condition. An iron rod with cap or "x-cut" will be set to mark the location of
the text hole. SUE coordinator will make a good faith effort to locate all Level A
designated utility locations, but shall be compensated for work performed even if the
utility is not located.
iii. Designating - Quality Level B services will designate the tonable utilities using
geophysical prospecting equipment and mark with paint and/or pin flags in the green
shaded area shown on Exhibit A. Designating irrigation lines, asbestos concrete as
well as pvc lines without tracer wire or access is not included in this scope of services.
The SUE coordinator's services will be performed in a manner consistent with that
degree of skill and care ordinarily exercised by members of the same profession
currently practicing under similar circumstances. Because of limited record
information, the SUE coordinator cannot guarantee that all utilities will be found and
marked on the project.
iv. Surveying - Quality Level C services will designate (paint marks, pin flags, and all
above ground utility appurtenances) and locate (iron rod with cap or "x-cut") work
will be surveyed and tied to the project survey control. The survey control and base /
seed file will be provided to by the Surveyor.
V. Records Research - Quality Level D services will organize and document all records
that can be provided by the CITY. Additionally, the SUE coordinator will perform
additional record research as needed to successfully complete the project.
vi. Traffic control will provide routine/ordinary traffic control consisting of cones and
free-standing signage for this project. This service does not include any additional
lane closures(s), flag person(s), arrow board(s), changeable message board(s) or the
preparation of engineered traffic control plans.
vii. Deliverables for the designating work will include an electronic file (DGN and/or
DWG) containing the horizontal locations of the utilities. The utilities will be overlaid
onto the base / seed file provided by the Surveyor. A Test Hole Data Form will be
completed and submitted to the Surveyor for the test hole performed indicating depth,
size, and material of utility. Electronic files will also be provided in DGN and/or
DWG format along with PDFs and photos.
1.2 Preliminary Engineering (60%)
a. Utilizing information obtained from the data collection and the field survey, ENGINEER will
prepare preliminary engineering plans with a submittal at sixty percent (60%) completion. The
preliminary engineering design phase will include the following:
i. Location of existing utilities, infrastructure, buildings, property lines, landscaping,
and other pertinent information.
ii. Establish preliminary horizontal and vertical alignments for proposed improvements.
iii. Delineate drainage areas and make evaluations as to the extent of drainage facilities
required for the project.
iv. Revise the ICPR model to match the proposed design.
v. Verify that there are no right-of-way or easement needs and that the proposed
improvements are located inside existing right-of-way or easements. Right-of-way
and/or easement acquisition shall considered an additional service.
vi. Determine any conflicts with private property including fences, mailboxes,
driveways, sidewalks, landscaping, etc., and provide preliminary replacement or
alternate design options if required.
vii. Sheets to be provided at 60% Design Submittal:
1. Cover Sheet
2. Horizontal Control
3. Roadway Plan and Profile
4. Typical Sections
5. Drainage Area Map
6. Drainage Calculations (inlet & drainage area calculations)
7. Inlet/Headwall Design
8. Storm Drain Plan and Profile
9. Grading Plan
10. Demolition Plan
11. Details
b. Prepare updated estimated construction quantities and opinion of probable construction costs for
sixty percent (60%) submittal. Present any potential alternatives, which may provide cost
savings to the CITY.
c. Meet with the CITY after the 60% design comments have been. Provide
comment/response/resolution list for CITY comments during the 60% design.
d. Deliverables -ENGINEER will submit two (2) half size (I I" x 17") sets of preliminary plans,
specifications, and construction estimate to the CITY for review along with a CD/DVD/USB
containing PDFs of all plans and documents.
1.3 Deliverables
ENGINEER will submit two (2) half size (I I" x 17") sets of preliminary plans, specifications, and
construction estimate to the CITY for review along with a CD/DVD/USB containing PDFs of all plans
and documents
2. FINAL ENGINEERING
2.1 Final Engineering Design
Incorporating comments from the CITY, franchise utilities, and other interested parties, prepare final
engineering plans and specifications with submittals at ninety percent (90%) and one -hundred percent
(100%) completion. The final engineering design phase will include the following:
a. Revise and complete previously prepared drawings and provide comment/response/resolution
list for CITY comments provided during Preliminary Engineering Design (60%).
b. Revise ICPR model and calculations per design for 90% and Final design plans.
c. Prepare final construction sequencing, traffic control and access plans.
d. Prepare erosion control plans to comply with CITY and any federal, state, or local
requirements.
e. Prepare additional details as required not included in the CITY's standard details.
f. Sheets to be included at 90% and Final Plans:
i. All sheets mentioned previously
ii. General Notes Sheet
iii. Traffic Control Plan
iv. Erosion Control Sheets
V. Special Details (if required)
2.2 Prepare Estimates
Prepare updated estimated construction quantities and opinion of probably construction costs.
2.3 Deliverables
Engineer will submit two (2) half size (I 1" X 17") sets of preliminary plans, specs, and construction
estimate to the CITY for review along with a CD/DVD/USB containing PDFs of all plans and
documents.
3. BID PHASE SERVICES
Bid notification will be distributed electronically through the CITY's system (BidSync) to prospective
bidders. The Engineer will assist the CITY with the bidding process as follows:
3.1 Bid Process
Engineer will assist the CITY with the bidding process as follows:
a. Provide bidding documents to CITY's BidSync system and upload for prospective bidders.
b. Attend pre -bid conference.
c. Address questions from the proposed bidders during the bidding process and issue addenda as
necessary, in coordination with the CITY.
d. Attend the bid opening and assist the CITY in tabulating and analyzing bids received.
e. Assist the CITY with reference checks and provide recommendation on the award of the
contract to the lowest qualified bidder.
4. CONSTRUCTION PHASE SERVICES
Upon completion of the bid phase services, ENGINEER will proceed with the performance of
construction phase services as described below. ENGINEER will endeavor to protect CITY in
providing these services however, it is understood that ENGINEER does not guarantee the
Contractor's performance, nor is ENGINEER responsible for supervision of the Contractor's
operation and employees. ENGINEER shall not be responsible for the means, methods, techniques,
sequences or procedures of construction selected by the Contractor, or any safety precautions and
programs relating in any way to the condition of the premises, the work of the Contractor or any
Subcontractor. ENGINEER shall not be responsible for the acts or omissions of any person (except
its own employees or agents) at the Project site or otherwise performing any of the work of the
Proj ect.
4.1 Pre -Construction Conference
Meet with the CITY, the contractor, and other interested parties to discuss the construction of the
Project, including Project requirements, communication procedures, Project scheduling, personnel,
laboratory testing requirements, field inspection, construction staking, pay requests, and other
pertinent matters that may impact the Project.
4.2 Construction Observation
Perform periodic site visits as needed or requested to determine the overall progress of construction
and conformance with plans and specifications. Up to six (6) site visits are included in these services
for the duration of the construction schedule.
4.3 Progress Meetings
Conduct up to six (6) progress meetings for the duration of the constriction schedule to discuss
contractor progress with the contractor and the CITY.
4.4 Changes & Reviews
Review and either approve or reject all submittals/shop drawings/RFI's for the Project. When requested,
review laboratory testing reports, field change requests and change orders and provide comments to
CITY. Provide written responses to requests for information or clarification to CITY or contractor.
Provide and maintain an accurate Change Order Log, Submittal Log and Requests for Information
(RFI) Log throughout the duration of the Project, and make such logs available to the CITY upon
request.
4.5 Final Walk -Through
Upon substantial completion of construction, the CONSULTANT will participate in a final walk-
through with the CITY and the contractor and will contribute items to the CITY for inclusion in a punch
list.
4.6 Record Drawings
Prepare record drawings utilizing CITY and contractor as -built information, including one (1) set of full
size paper record drawings for review, followed by one (1) set of full size paper and one (1) set of full
size mylar final record drawings, along with a CD/DVD/USB containing a PDF of the plan set, TIFF
images of each individual plan sheet, and a project base map in DWG format.
4.7 Schedule
ENGINEER shall perform its services in accordance with such Project schedule as is specified in the
Contract, but in any event as expeditiously as is consistent with such professional skill and care and
the orderly progress of the Project in the case of delays caused by the CITY's review of documents
submitted under this Contract.
5. SPECIAL SERVICES
If approved by the CITY, the ENGINEER will perfonn the scope of work for the following items:
5.1 Field Exploration
a. Subsurface Exploration
i. Select and mark 2 boring locations along 98th Street and notify Texas 811 and appropriate
City department(s) to request location and marking of existing underground utilities prior
to the field exploration.
ii. Exploratory core borings will be drilled within the roadway, which will require closing
one traffic lane during drilling. Traffic control including flagmen will be utilized to route
vehicles around the lane closure. Obtain ROW permit for drilling in roadway.
iii. Subcontract with a geotechnical drilling contractor to drill a total of 2 borings to a depth
of about 20 feet each. Samples will be collected using continuous flight augers and either
split -spoon or tube samplers. Rock, if encountered, will be tested insitu using a TxDOT
Cone Penetration Test, as appropriate for the material. At completion, the boreholes will
be backfilled with auger cuttings and the road surface patched.
iv. Provide an Engineer or Geologist experienced in logging borings to direct the drilling,
log the borings, and handle and transport the samples. Visual classification of the
subsurface stratigraphy shall be provided per the Unified Soil Classification System
(USCS).
5.2 Laboratory Testing
a. Testing will be performed on samples obtained from the borings to determine soil
classification and pertinent engineering properties of the subsurface materials. FNI will select
samples for laboratory testing, assign tests, and review the test results. Testing will be
performed by a geotechnical testing subcontractor.
b. Laboratory tests will be assigned based on the specific subsurface materials encountered
during exploration. Test types and quantity may vary, but are expected to include:
i. Classification tests (liquid and plastic limits and percent passing the no. 200 sieve or
gradation)
ii. Moisture content
iii. Dry unit weight
iv. Unconfined compressive strength
V. Soluble sulfate content and Lime Series pH
5.3 Engineering Analysis
Prepare a technical memorandum summary of the geotechnical investigation to include:
a. Appendix with the boring locations, boring logs, laboratory test results, and a key to the symbols
used.
b. Discussion of subsurface conditions and soil properties indicated by the field and laboratory
data.
c. Recommendations for pavement design including subgrade treatment, preparation, and
thickness. Pavement thickness calculations will be performed using available traffic data
(provided by the City) and applicable design parameters according to CITY standards. All
assumptions and pavement design parameters will be documented in the memorandum (e.g.,
traffic volumes, design life, terminal serviceability, annual growth rate, etc.).
d. General discussion of expected construction related issues.
e. Earthwork related recommendations for use during development of plans and specifications.
5.4 Design Support
The geotechnical group is available to provide support during design, on an as -needed basis. The fee
includes 8 hours of consulting time for these services. If included in the fee, we recommend that these
hours be included in the design portion of the fee and not listed with the geotechnical services fee.
Additional Services Not Included In This Scope:
1. Easement documentation
2. Environmental investigation
3. Public involvement
4. Resident representative services during construction other than listed in this scope of services.
Section B. - Schedule
Perform the Services and deliver the identified tasks according to the following schedule:
The schedule of services performed will be completed within 12 months of task order notice to
proceed.
Section C. - Compensation
In return for the performance of the foregoing obligations, City agrees to pay to ENGINEER the
amount of $ _200.000_ , payable in accordance with the Professional Services Contract (Task Order
Basis) and this Task Order #4.
Task/Description
Estimated Budget
1.
Preliminary Engineering
1.1. Preliminary Engineering (30%)
$100,200
1.2. Preliminary Engineering (60%)
1.3. Deliverables
2.
Final Engineering
2.1. Final Engineering Design
$38,000
2.2. Prepare Estimates
2.3. Deliverables
3.
Bid Phase Services
3.1. Bid Process
$7,400
4.
Construction Phase Services
4.1. Pre -Construction Conference
4.2. Construction Observation
4.3. Progress Meetings
4.4. Changes & Reviews
$31,300
4.5. Final Walk -Through
4.6. Record Drawings
5.
Special Services
5.1. Field Exploration
5.2. Laboratory Testing
$23,100
5.3. Engineering Analysis
5.4. Design Support
Total Estimated Fee
$200,000
Section D. - City's Responsibilities
In addition to the list of activities contained in Exhibit "C" of the Professional Services Contract (Task
Order Basis), the City shall perform and/or provide the following:
No additional activities to Exhibit C are required for Task Order #4.
This task order does not waive the parties' responsibilities and obligations provided under the
PROFESSIONAL SERVICES CONTRACT (Task Order Basis) between City andENGINEER.
IN WITNESS WHEREOF, City and ENGINEER have executed this Task Order.
City of Lubbock, Texas
(City)
Signature 44vv�
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Name Jennifer Davidson, PE. CFM
Title Compliance & Engineering Services Manager
Halff Associates, Inc.
(ENGINEER)
Signature ak-->
Name Erin Atkinson, PE. CFM, GISP
Title Vice President
Date 12/19/2017 Date 12/19/2017