HomeMy WebLinkAboutContract 37548-A3 (2)AMENDMENT NUMBER 3
STATE OF TEXAS 8 CITY SECRETARY CONTRACT NO. ��`PS
COUNTY OF TARRANT 8
WHEREAS, the City of Fort Worth (CITY) and Freese &Nichols, Inc., (ENGINEER) made and entered into
City Secretary Contract No. 37548, (the CONTRACT) which was authorized by the City Council by M&C &
22997 on the 26th day of August, 2008;
WHEREAS, the Contract involves engineering services for the following project:
Update the Wastewater System Master Plan Citywide
WHEREAS, it has become necessary to execute Amendment No. 3 to said Contract to include an
increased scope of work and revised maximum fee;
NOW THEREFORE, CITY and ENGINEER, acting herein by and through their duly authorized
representatives, enter into the following agreement, which amends the Contract:
1.
Article I of the Contract is amended to include the additional engineering services specified in the
attached Exhibits Al, and B, copies of which are attached hereto and incorporated herein. The cost to City
for the additional design services to be performed by Engineer total $307,302.00.
2.
Article II of the Contract is amended to provide for an increase in the maximum fee to be paid to Engineer
for all work and services performed under the Contract, as amended, so that the total fee paid by the City for
all work and services shall not exceed the sum of $4,156,850.00.
All other provisions of the Contract, which are not expressly amended herein, shall remain in full force
and effect.
Page -1-
OFFICIAL RECORD
CITY SECRETARY
EXECUTED on this the L� day of TLA4 2011 in Fort Worth, Tarrant County, Texas.
ATTEST:
Marty Hendrix
City Secretary
APPROVAL RECOMMENDED:
G�
S. Frank Crumb, Director
Water Department
FREESE and NICHOLS, lNC.
ENGINEER
Thomas Halter, P.E., Principal
APPROVED AS TO FORM AND LEGALITY:
Christa Reynolds
Assistant City Attorney
OFF1CIAi. RECORD
CITY SECRETARY
FT, WORTH, TX
Page -2-
APPROVED:
Fernando Costa
Assistant City Manager
.tract t��."hori.xa�tfox
Dates
EXHIBIT A=1
SUPPLEMENTAL SCOPE OF SERVICES
(SUPPLEMENT TO ATTACHMENT "A")
The following is a clarification of the tasks that ENGINEER will perform under Amendment 3 to the existing
contract for the Update of the Wastewater System Master Plan Citywide. Work under this amendment
includes engineering services for the following:
The amendment No. 3 scope of services includes three task items. Task item A is to provide assistance with
responding to TCEQ letter justifying the accuracy of Fort Worth's current flow metering strategy at the
Village Creek WWTP. This task also includes placing four (4) flow meters on the Village Creek incoming
lines and one (1) rain gauge surrounding the Village Creek WWTP and placing one effluent flow meter just
upstream of the outfall. Task item B is the wastewater capacity analysis for an additional fourteen (14)
redevelopment areas from the ten areas to twenty-four areas. Task item C is the hydraulic analysis of the
Trinity River Vision (TRV) Capital Improvement Plan (CIP) to evaluate alternatives and recommended
sizing of the proposed TRV wastewater relocations and impact to the Wastewater System Master Plan CIP.
A. TASK ITEM A —VILLAGE CREEK EFFLUENT METERING ANALYSIS
Al. Assistance with TCEQ Response Letter for Proposed Notice of Violation for Effluent Metering
Reconciliation
a. Engineer attended meeting with Fort Worth Water Department (FWWD) to review TCEQ
proposed notice of violation at the Village r'reP.k WWTP,
b. Engineer shall consolidate data from year 2010 for three existing metering sources:
• Effluent Meters UA and UB
• Influent Meters or Primary Incoming Interceptors (ADS-01, ADS-02, ADS-03 and
ADS-04)
• Internal plant meters used for recent discharge monitoring reports (DMRs)
c. Engineer will develop a recommended metering plan to ensure reliable and accurate results
while meters UA and UB are in the process of being troubleshooted.
d. Engineer will develop and seal a technical memorandum discussing flow metering, flow
comparisons and flow reporting plan to reconcile TCEQ metering concerns at the Village
Creek WWTP. Engineer will forward the letter to FWWD to be submitted as formal
response to TCEQ.
A2. Install one (1) AccuSonic flow meter on the 120-inch effluent discharge line for sixty (60) days at
the Village Creek WWTP primary discharge point
a. Engineer shall attend a coordination meeting with City Field Operations staff to coordinate
the Engineer's placement of the proposed temporary flow meter at the Village Creek WWTP
effluent line.
EXHIBIT A-1
b. Engineer shall prepare the temporary flow metering equipment for field installation through
conducting a series of operation tests to verify performance. Engineer shall inspect the
temporary flow meter locations to determine their suitability for installation of the necessary
equipment.
c. Engineer shall maintain the temporary flow meter over the sixty (60) day monitoring period.
Maintenance shall be carried out on a weekly basis and includes calibration of the recording
equipment, downloading of recorded data, onsite analysis of the data to ensure that the meter
is working correctly, cleaning of the sensor, and replacement of any defective equipment.
d. Engineer shall review and analyze flow monitoring data using scattergraphs, field
calibrations and balancing routines to validate the data.
A3. Install four (4) influent temporary flow meters and one (1) rain gauge for 60 days on the in -coming
interceptors metering the Village Creek WWTP
a. This task will involve the installation, of four (4) temporary velocity/depth recorders to
monitor the wastewater flow incoming to the Village Creek WWTP and one (1) rain gauge.
b. Engineer shall prepare the temporary flow metering equipment for field installation through
conducting a series of operation tests to verify performance. Engineer shall inspect the
temporary flow meter locations to determine their suitability for installation of the necessary
equipment.
c. Engineer shall maintain the temporary flow meters over the sixty (60) day monitoring
period. Maintenance shall be carried out on a weekly basis and includes calibration of the
recording equipment, downloading of recorded data, onsite analysis of the data to ensure that
the meter is working correctly, cleaning of the sensor, and replacement of any defective
equipment.
d. Engineer shall remove the temporary flow meters at the completion of the sixty (60) day
monitoring period if adequate weather conditions have been observed.
e. Engineer shall review and analyze flow monitoring data using scatter graphs, field
calibrations and balancing routines to validate the data.
B. TASK ITEM B —REDEVELOPMENT AREAS CAPACITY ANALYSIS
B 1. Engineer will calculate average day and peak dry weather flows using updated design criteria for
each of the additional fourteen Redevelopment Areas based on the future redevelopment land uses.
B2. Engineer will calculate peak wet weather infiltration/inflows using updated planning criteria from
the Wastewater Master Plan for each of the additional fourteen Redevelopment Areas.
B3. Engineer will analyze wastewater system collector lines only for each selected Redevelopment
Area, to identify and recommend sewer system improvement needs for future redevelopment plan.
B4. Engineer will prepare Redevelopment Area Capacity Improvement with assumptions, projected
densities, and dry and wet weather flows, with spreadsheet calculations and analysis results.
Recommended system improvements to address proposed redevelopment areas will be prepared on
11" x 17" drawings for each redevelopment area.
EXHIBIT A-2
C. TASK ITEM C — TRINITY RIVER VISION HYDRAULIC ANALYSIS FOR OPTIMAL PIPE
SIZING
Cl. Engineer will meet with the City and TRV consultant and review idented relocation projects for
the TRV Phase 1 Central City in relation to the Wastewater Master Plan.
C2. Engineer will convert proposed TRV sewer alignments to format needed for sewer model,
populate attribute data and input to the InfoWorks CS hydraulic model for capacity analysis.
C3. Engineer will utilize the hydraulic model to perform updated dynamic model simulations for
existing and 2030 conditions for all proposed relocation sewer lines to assess levels of surcharging
and overflows.
C4. Engineer will utilize the hydraulic model to evaluate the following alternatives:
a) Conduct long term sizing assessment of relocation lines to evaluate if sewer lines should be
upsized for future 2060 conditions based on limited future corridors.
b) Conduct wastewater analysis to determine lowest combined capital and relocation costs to
convey West Fork flows from M-545 (66-inch interceptor) and M-248 (54-inch interceptor)
through and around the TRV Central City Area.
c) Conduct an evaluation to determine if required relocation lines can be leveraged to eliminate
future capacity CIP projects identified within the Master Plan.
(„'S, Fng�neer Shall r�rer��re Opl?llon rJf PrnlJaljla ('rJnctni�tirJn C'nct ((�PC'('1 t�}jle.c and rpapping fcJr
identified improvements.
C6. Engineer will conduct a workshop with City and TRV consultant to present findings, modifications
and capacity recommendations to optimize sizing of sewer relocations. City will provide
comments on sizing of sewer relocations and project costs.
C7. Engineer will prepare technical memorandum to include analysis, results and to incorporate
comments and recommendations from workshop into Wastewater Master Plan. Engineer will
submit three (3) copies and digital files in PDF format.
EXHIBIT A-3
1V1&C Review
Page 1 of 2
CITY COUNCIL AGENDA
Official site of the City of Fort Worth, Texas
FURT V�'a>rrH
_�'�
COUNCIL ACTION: Approved on 7/12/2011 -Ordinance No. 19755-07-2011
REFERENCE ** 60WASTEWATER MASTER
DATE: 7/12/2011 NO.: C-25002 LOG NAME: PLAN AMEND3
CODE: C TYPE: CONSENT PUBLIC NO
HEARING:
SUBJECT: Authorize Execution of Amendment No. 3 in the Amount of $307,302.00 for a Total
Contract Amount of $4,156,850.00, to City Secretary Contract No. 37548, with Freese
and Nichols, Inc., to Update the Wastewater System Master Plan Citywide and Adopt
Appropriation Ordinance (ALL COUNCIL DISTRICTS)
RECOMMENDATION:
It is recommended that the City Council:
1. Authorize the City Manager to transfer $307,302.00 from the Water and Sewer Operating Fund to
the Sewer Capital Projects Fund;
2. Adopt the attached appropriation ordinance increasing estimated receipts and appropriations in
the Sewer Capital Projects Fund in the amount of $307,302.00 from available funds; and
3. Authorize the City Manager to execute Amendment No. 3 in the amount of $307,302.00 to the City
Secretary Contract No. 37548, an Agreement with Freese &Nichols, Inc., to update the Wastewater
System Master Plan Citywide, increasing the total fee from $3,849,548.00 to $4,156,850.00.
DISCUSSION:
On August 26, 2008, (M&C C-22997) the City Council authorized the execution of an engineering
agreement with Freese &Nichols, Inc., to update Wastewater Master Plan for a total fee not to
exceed $2,987,193.00. The Wastewater Master Plan addresses system deficiencies as well as future
growth areas.
On February 9, 2010, (M&C C-24085) the City Council approved Amendment No. 1 in the amount of
$346,427.00. The scope of services included linking core GIS unique Asset IDs to wastewater pipe
condition data and additional flow monitoring.
On July 20, 2010, (M&C C-24353) the City Council approved Amendment No. 2 in the amount of
$515,928.00. The scope of services included modeling of the Village Creek Wastewater Treatment
Plant (VCWWTP), evaluating short term needs for the proposed Mary's Creek Wastewater Treatment
Plant, and development of a Major Amendment to the VCWWTP Texas Pollutant Discharge
Elimination System discharge permit to support future flows increases in the plant up to an average
daily flow of 191 Million Gallons a day.
The scope of services for this Amendment No. 3 includes three task items:
Task item A is to respond to Texas Commission on Environmental Quality's (TCEQ) request to justify
the accuracy of Fort Worth's current flow metering strategy at the VCWWTP that was submitted to
TCEQ under Amendment No. 2. This task includes placing four flow meters on the Village Creek
incoming lines and one rain gauge surrounding the VCWWTP and placing one effluent flow meter just
upstream of the outfall.
Task item B is the wastewater capacity analysis for an additional 14 redevelopment areas expanding
http://apps.cfwnet.org/council�acket/mc_review.asp?ID=15300&councildate=7/12/2011 7/14/2011
1VI&C Review
the study from the original 10 areas to 24 areas.
Page 2 of 2
Task item C is the hydraulic analysis of the Trinity River Vision (TRV) Capital Improvement Plan
(CIP) to evaluate alternatives and recommended sizing of the proposed TRV wastewater relocations
and impact to the Wastewater System Master Plan CIP.
Freese and Nichols, Inc., is in compliance with the City's M/WBE Ordinance by committing to an
additional 34 percent M/WBE participation on this Amendment No. 3.
This project is CITYWIDE.
FISCAL INFORMATION/CERTIFICATION:
The Financial Management Services Director certifies that funds are available in the current capital
budget, as appropriated, of the Water and Sewer Operating Fund and in the capital budget, as
appropriated, in the Sewer Capital Projects Fund.
TO Fund/Account/Centers
1&�
P258 476045 701300115530
2)P258 531200 701300115530
$307,302.00
$307,302.00
Submitted for City Manager's Office b�
Originating Department Head:
Additional Information Contact:
FROM Fund/Account/Centers
1) PE45 538040 0709020
3)P258 531200 701300115530
Fernando Costa (6122)
S. Frank Crumb (8207)
Nowzar Dinyarian (8256)
ATTACHMENTS
60WASTEWATER MASTER PLAN AMEND3 A011.doc
$307,302.00
$307,302.00
http://apps.cfwnet.org/council�acket/mc review.asp?ID=15300&councildate=7/12/2011
7/14/2011
Schedule of Costs
Fort Worth Wastewater System Master Plan Addendum #3
Task A
VILLAGE CREEK EFFLUENT METERING ANALYSIS
Principal/Proj.
Asst. Proj.
Project
GIS
Werd
Total
Estimated
Manager
Manager
Engineer
Processor
Hours
Total Fee
A 1
Assistance with TCEQ Response Letter for Proposed Notice of Violation for
Effluent Metering Reconciliation
a
Engineer attended meeting with Fort Worth Water Department (FWWD)to
2
4
4
2
12
$1,949
review TCEQ proposed notice of violation az the Village Creek W WTP.
b
Engineer shall consolidate data from year 2010 for three existing metering
q
12
16
$2,432
sources
Engineer will develop a rewmmended metering plan to ensure reliable and
c
accurate results while meters UA and UB are in the process of being
2
6
10
18
$3,020
ttoubleshooted.
Engineer will develop and seal a technical memorandum discussing flow
d
metering, flow comparisons and flow reporting plan to reconcile TCEQ
2
$
14
2
26
$4,094
metering wncems az the Village Creek W WTP. Engineer will forward the
letter to FW WD to be submitted as fomtal response to TCEQ.
A2
Install one (1) AccuSonic flow meter on the 120-inch effiuem discharge line for
60 days at the Village Creek W WTP primary discharge point
Engineer shall attend a coordination meeting with City Field Operations staff m
a
ccordinate the Engineer's placemant of the proposed temporary flow meter at
2
6
I8
26
$4,167
the Village Creek W WTP effiuent line.
Engineer shall prepare the temporary flow metering equipment for field
b
installation through conducting a series of operation tests to verify perfornance.
8
8
$1,147
Engineer shall inspect the temporary flow meter locations m determine their
suitability for installation of the necessary equipment.
Engineer shall maintain the temporary flow meter over the sixty (60) day
monitoring period. Maintenance shall be rained out on a weekly basis and
c
includes calibration of the rewrdmg equpment, downloading of recorded data,
2
8
10.
$1,503
onsite analysis of the data to ensure that the meter is working correctly, cleaning
of the sensor, and replacement of any defective equipment.
Engineer shall review and analyze flow monitoring data. Data analysis includes
d
data editing, quality review, and hydraulic analysis using scattergraphs, field
2
8
24
4
38
$5,79$
cakbrations and balancing routines to validate the data
A3
1°stall f°ur (4) influent temporary flow meters and one (I) rain gauge for 60
days onthe in -coming interceptors metering the Village Creek W WTP
This task will involve the installation, of four (4) temporary velocity/depth
a
recorders to monitor the wastewater flow incoming to the Village Creek
2
4
8
2
16
$2,522
W WTP and one (1) rain gauge.
Engineer shal] prepare the temporary flow metering equipment for field
b
installation through conducting a series of operation tests to verify performance.
10
10
$1,434
Engineer shall inspect the temporary flow meter locations to determine their
suitabihty for installation of the necessary equipment.
Engineer shall maintain the temporary flow meters over the sixty (60) day
monitoring period. Maintenance shall be tamed out on a weekly basis and
c
includes calibration of the recording equipment, downloading of recorded data,
4
4
$574
onsite analysis of the data to ensure that the meter is working correcly, cleaning
of the sensor, and replacement of any defective equipment.
d
Engineer shall remove the temporary flow meters at the completion of the sixty
4
4
$574
(60) day monitoring period if adequate weather conditions have been observed.
Engineer shall review and analyze flow monitoring data Data analysis includes
e
data editing, quality review, and hydraulic analysis using scattergraphs, field
2
12
24
4
42
$6,509
cakbrations and balancing routines to validate the data
Labor Cost Subtotal
14
54
148
8
6
230
$35,724
Subconsultaut E enses
Task 1.2 (Collier Consulting-MWBE/ADS Flow Meter
Equipment/Divers/Safety)
$]05,744
Task 1.3 (ADS)
$38,200
Subconsultant Mark-u
$7,197
Ea enses
General E enses $4,000
Ez enses Subtotal
$155,141
VII.LAGE CREEK EFFLUENT METERING ANALYSIS
$190,565
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Schedule
of Costs
Fort Worth Wastewater System Master
Plan Addendum #3
Task B
REDEVELOPMENT AREAS CAPACITY ANALYSIS
PrincipaUProj.
Manager
Asst.Proj.
Manager
Project
Engineer
GIS
Word
processor
Total
Hours
Estimated
Total Fee
Engineer will calculate average day and peak dry weather flows using updated
B.1
design criteria for each of the additional fourteen Redevelopment Areas based
4
16
60
16
96
$14,146
on the futlne redevelopment land uses.
Engineer will calculate peak wet weather infiltrationludlows using updated
B.2
planning criteria from the Wastewater Master Plan for each of the additional
4
16
60
16
96
$14,146
fourteen Redevelopment Areas.
Engineer will analyze wastewater system collector lines only for each selected
B.3
Redevelopment Area, to identify and recommend sewer system improvement
4
28
100
24
156
$22,846
needs for future redevelopment plan.
Engineer will prepare Redevelopment Area Capacity Improvement with
assumptions, projected densities, and dry and wet weather flows, with
B.4
spreadsheet calculations and analysis results. Recommend system
4
24
80
40
148
$20,925
improvements to address proposed redevelopment azeas will be prepazed on
11" x 17" drawings for each redevelopment azea.
Labor Cost Subtotal
16
84
300
96
0
496
$72,062
Subconsultant Ex eases
General E eases
$4,000
Expenses Subtotal
$4,000
REDEVELOPMENT AREAS CAPACITY ANALYSIS
$76,062
Task C
TRINITY RIVER VISION HYDRAULIC ANALYSIS FOR OPTIMAL
PII'E SIZING
Prmcipal/Proj.
Manager
Asat. Proj.
Manager
Project
Engineer
GIS
Wortl
Processor
Total
Hovrs
Estimated
Total Fee
Engineer will meet with the City and TRV consultant and review identified
C.1
relocation projects for the TRV Phase 1 Central City in relation to the
2
4
4
10
$1,804
Wastewater Master Play
Engineer will convert proposed TRV sewer alignments to forma[ needed for
G2
sewer model, populate attribute data and input to the brfoWorks CS hydraukc
4
24
16
44
$5,812
model for capacity analysis.
Engineer will utilize the hydraulic model to perform updated dynamic modal
C.3
simulations for existing and 2030 conditions for all proposed relocation sewer
2
24
40
8
74
$11,353
lines m assess levels of surcharging and overflows.
C.4
Engineer will utilizethe hydraulic model to evaluate three alternatives.
2
16
30
6
54
$8,289
C.5
Engineer shall prepare Opinion of Probable Construction Cost (OPCC) tables
and mapping for idantified improvements.
2
6
8 -
2
I8
$2,878
Engineer will conduct a workshop with City and TRV consultant to present
C.6
Endings, modifications and capacity recommendations to optimize sizing of
sewer relocations. City will provide comments on sizing of sewer relocations
2
4
4
2
12
$1,949
and project costs.
-
Engineer will prepare technical memorandum to include analysis, results and to
C.7
incorporate comments and recommendations from workshop into Wastewater
Master Plan. Engineer will submit three (3) copies and digital files in PDF
2
10
18
6
4
40
$5,791
format
Labor Cost Subtotal
iZ.
6S
128
36
252
$37,874
GeneralE eases
$2,500
Ezpenses Subtotal
$2,500
TRINITY RIVER VISION HYDRAULIC ANALYSIS FOR OPTIMAL PII'E SIZING
$40,374
TOTAL ENGINEERING HOURS &COST
42
206
576
140
14 �
978
$307,302
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