ORD 34064 - PO to Interstate Detroit Diesel for industrial gas engine maintenance and repair ,,„f`r�� R E C 'E 1 `V L Public Works Department
Omaha/Douglas Civic Center
Pi(C'�'_. 1819 Farnam Street,Suite 601
b December 3, 1996 96 HOY 18 Fr 2 02 Omaha,Nebraska 68183-0601
ti (402)444-5220
tTto FESRTelefax(402)444-5248
CITY CLERKDon W.Elliott,P.E.
City of Omaha A H N c A�� Public Works Director
Hal Daub,Mayor
Honorable President
and Members of the City Council,
Transmitted herewith is an Ordinance, as provided in Section 5.17 of the Charter, directing the
Purchasing Agent to issue a purchase order to Interstate Detroit Diesel for industrial gas engine
maintenance and repair at the Missouri River Wastewater Treatment Plant. This is being done
because the contract involves appropriations of more than one year.
The purchase order details the terms and conditions required. The low bidder was Interstate Detroit
Diesel at$85,065.00 for the first year,which begins upon passage of the Ordinance. The purchase
order provides for extending the contract for four additional years in one year increments.
CONTRACTOR BID
INTERSTATE DETROIT DEISEL $ 85,065.00 (LOW BID)
Diesel Power Equipment Company 111,135.00
High Plains Power 136,990.00
Interstate Detroit Diesel has filed the required Annual Contract Compliance Report Form, CC-1, in
the Human Relations Department. The Director of Human Relations will review the firm to
determine its compliance with Ordinance 28885.
The Public Works Department requests your consideration and approval of the attached Ordinance.
Respectfully submitted, Referred to City Council for Consideration:
11) 7,14_
L47i
Don W. Elliott, P.E. Mayors Office/Title
Public Works Director
Approved as to Funding: Ap 9ved: / °!
_ /1`044,
Louis A. D' rrcole George r Da , Jr., Acting Director
Acting Finance Director r Human R lations Department
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ORDINANCE NO. 3
AN ORDINANCE approving a purchase order to Interstate Detroit Diesel involving the payment
of money from appropriations of more than one year in accordance with Section 5.17 of the
Home Rule Charter of 1956, as amended; to authorize the Purchasing Agent to issue a
purchase order to Interstate Detroit Diesel;to authorize the reimbursements to be paid from
a specific account; and to provide an effective date hereof.
WHEREAS, the Missouri River Wastewater Treatment Plant has a need of industrial gas engine
maintenance and repair; and,
WHEREAS,the Public Works Department has determined that it is in the best interests of the City
to contract for the maintenance and repair of this equipment from companies who regularly
do that work; and,
WHEREAS,the attached purchase order contracts for the service needs detailed for the amount of
$85,065.00 for a period of one year from the date the Ordinance is adopted; and,
WHEREAS, the purchase order includes provisions to renew the service for up to four additional
years in one year increments.
BE IT ORDAINED BY THE CITY COUNCIL OF THE CITY OF OMAHA:
Section 1. That the City Council of the City of Omaha hereby approves the purchase order,
which by this reference is made a part hereof, being for the industrial gas engine maintenance and
repair at the Missouri River Wastewater Treatment Plant.
Section 2. The Purchasing Agent is authorized to issue a purchase order in the amount of
$85,065.00 for the first 12 month period in accordance with the terms and conditions relative to such
reimbursement.
L1
•
ORDINANCE NO. 3 vac/ •
PAGE -2-
Section 3. That the reimbursement shall be made from the Missouri River Treatment Plant
Maintenance Organization 1472, Fund 541.
Section 4. That this Ordinance,being administrative in nature, shall take effect and be in full
force upon the date of its passage.
INTRODUCED BY COUNC EMBER
ae- l
APPROVED .
YOR OF THE CITY OF OMA P
PASSED JAN - 7 1997
ATTEST:
T L OF ITY OF OMAH
APPROVED AS TO FORM:
SS T C TY ATTORNEY
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CITY•OF OMAHA . . J.T.
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•
REQUEST FOR BID AND BID SHEET
ON INDUSTRIAL GAS ENGINE MAINTENANCE
FROM: P.M.Burke MISSOURI RIVER PLANT Published October 04, 19 6
Acting City Purchasing Agent
1003 Omaha-Douglas Civic Center NOT AN ORDER Page 1 of 2
1819 Farni Street
Omaha,Nebraska 68183-0011
u 'Y BID BOND OR CERTIFIED CHECK REQUIRED IN THE
`' G_ a .< AMOUNT OF 5% IF THE TOTAL AMOUNT
L.-�4.._,1 _j LE! FOR THE ITEMS OFFERED IS$20,000 OR MORE
Bid Closing Date October 23, 1996
LPL„b cD _i- -' _ 11:00 A.M.
�} IMPORTANT 4. If Federal Excise Tax applies,show amount of same and deduct.
01 t Exemption certificates will be furnished. Do not include tax in bid.
1. Bid must be in the office,of the CITY CLERK, LC-1, OMAHA-DOUGLAS
CIVIC CENTER, 1819 Farnam Street,Omaha,NE 68183-0011 by the 5. BID MUST INCLUDE ANY DELIVERY OR SHIPPING CHARGES.
closing date and time indicated,in sealed envelope marked BID ON 6.When submitting bid on items listed,bidder may on a separate sheet,
INDUSTRIAL GAS ENGINE MTCE.-MISSOURI RIVER PLANT make suggestions covering reduction in costs wherever this is
2. As evidence of good faith a bid bond or certified check must be possible through redesign,change of material or utilization of standard
submitted with bid. FAILURE TO DO SO IS CAUSE FOR REJECTION. items or quantity change.
3. Right is reserved to accept or reject any or all bids in their entirety and 7.If you do not desire to bid,return sheets with reasons for declining.
the bidders shall have the right to appeal any decision to the City Failure to do so will indicate your desire to be removed from our
Council. Right is also reserved to accept or reject any part of your bid mailing list. If you desire a copy of tabulation check[ ].
unless otherwise indicated by you. Please do not call for this information.
Quote your lowest price,best delivery and terms,F.O.B.delivery point on the items(s)listed below:
QUANTITY DESCRIPTION UNIT PRICE EXTENSION
Furnish all labor, material and equipment to perform system
maintenance and service at the Missouri River Wastewater
Treatment Plant, 5600 South 10th Street, Omaha, Nebraska
68107 per specifications ((8 pages dated 9/26/96). Service
period will be one (1)year from time of award,with four one (1)
year options.
ANNUAL LUMP SUM BID FOR ROUTINE SERVICE $
Estimate
1,200 Hours Hourly Rate for Additional & Emergency Work
(Mon.-Fri. 7:00 AM-3:30 PM) BID/Hour $ . $
120 Hours Overtime Hourly Rate for Additional & Emergency Work
(Mon.- Fri. 3:30 PM-7:00 AM) BID/Hour $ $
120 Hours Overtime Hourly Rate for Emergency Work
Saturdays, Sundays& Legal Holidays BID/Hour $ $ •
All bidders awarded a contract in the amount of$5,000 or more must comply with the Contract Compliance Ordinance and have on file with the Human
Relations Department the Annual Contract Compliance Report(Form CC-1).This report shall be in effect for 12 months from the date received by the
Human Relations Department.Any questions regarding the Contract Compliance Ordinance should be directed to Contract Compliance Officers Rita
Vlademar at(402)444-5067 or Tony Acosta at(402)444-5053;however,please refer any questions regarding the REQUEST FOR BID or
SPECIFICATIONS directly to the Purchasing Department(402)444-5400 or as shown on bid.
(Please Print Legibly or Type)
Payment Terms %- Firm - Incorporated in
Delivery(or completion) Name Signature
calendar days following award Title Phone Fax
Address
HP-8B (94) Street/P.O.Box City State Zip
CITY .OF OIVIAHA
•
REQUEST FOR BIDS
ON INDUSTRIAL GAS ENGINE MAINTENANCE
MISSOURI RIVER PLANT
NOT AN ORDER Page 2 of 2
QUANTITY DESCRIPTION UNIT PRICE EXTENSION
Percentage off OEM Parts List
Parts List Mfr. & Number
Copy of OEM Parts Price List will be required. Two hours minimum
will be allowed for an unscheduled call-out.
ALL OR NONE-TOTAL BID $
A site visit is required to bid on this requirement. The site visit will be
at 9:00 AM on October 15, 1996. Point of contact is Harald Flatoen.
NOTE: REQUIREMENT FOR BID BOND.
The surety company issuing said bond should be licensed by the
State of Nebraska and listed on the current edition of Circular 570 ,
of the United States Department of the Treasury.
SIGN ALL COPIES Firm
By .
Title
PH-8C (91) CONTINUATION SHEET
•
SERVICE SPECIFICATIONS
FOR
ENGINE MAINTENANCE
AT
THE MISSOURI RIVER WASTEWATER TREATMENT PLANT
GENERAL
The Energy Recovery Facility contains two (2) Waukesha VHP 9390 GSI engines driving
electrical generators, associated heat recovery system, auxiliary cooling and air starting
systems and electrical switchgear. The enginator packages each have an electrical output
of 1050 kW on natural gas and 938 kW on digester gas. Digester gas is the primary fuel
for this installation.
The Monroe Street Pump Station contains four(4) Caterpillar G-342 engines driving
pumps. The Caterpillar engines each have an output of 160 bHp and are fueled by natural
gas. This pump station also contains one (1) Caterpillar G3406 generator set for
standby/emergency service.
The service contractor shall supply all labor and tools as specified necessary to perform
the scope of services outlined in this specification. The service contractor shall be
experienced in gas engine and electrical generation system maintenance and shall
submit with his bid a list showing examples of such experience. The list must show
name and size of equipment and owner of previous maintenance assignments. The
. . contractor shall also submit experience resumes for the people to be.used for the actual
field work and a staffing plan for normal, repair and weekend and holiday emergency
work. Bids will be considered non-responsive if the aforementioned information is not
included with the bid documents.
Visitation of the Energy Recovery Facility and the Monroe Street Pump Station can be
arranged by contacting Harald Flatoen at 402-444-3903 Ext. 253.
SCOPE OF SERVICES FOR CATERPILLAR ENGINES
Services provided under the scope of this contract shall include, but not be limited to the
following:
A) Monthly Service:
1) Change lubrication oil every 500 hours of actual run time.
2) Change oil filters.
3) Sample oil for analysis before draining each engine.
4) Check air filter elements and change if necessary.
5) Check spark plugs and replace as necessary, also borescope engine at this time.
6) Check governor and lubricate control linkage.
7) Check operation of all safety shutdowns.
8) Visually inspect engine for leaks, vibration, and general operating condition.
•
9) Check ignition timing.
B) At every 2000 hours of actual run time.
1) Check and reset intake and exhaust valve clearances.
2) Check carburetor power setting.
3) Check natural gas regulator for correct operation.
4) Clean crankcase breather.
C) Annual Service:
1) Clean carburetor.
2) Clean gas regulator.
3) Test compression on all cylinders.
4) Check and reinhibit antifreeze solution as required.
D) Service for standby generator set Cat G3406
1) Test run unit once per month
2) Annually change oil and oil filter; clean crankcase breather; check sparkplugs, change
as needed; adjust governor/carburetor linkage and gas regulator; lubricate generator
bearings; check and reinhibit antifreeze as needed; lubricate radiator fan bearing.
3) Sample oil for analysis every three (3)months.
4) Once per year test generator under full load with loadbank and record all parameters
and observations.
All service checks and work shall be performed in accordance with the engine
manufacturer's recommendations and specifications.
Pump engines are not run on a continuos basis. It is estimated for bid purposes only that •
each of the four (4) engines will require two (2) oil changes per year.
REPORTS
The contractor shall submit to the Maintenance Supervisor for the Missouri River Plant a
written service report containing as a minimum the following information:
1) Record of routine work items performed.
2) List any deficiencies noted.
3) Results of oil sample analysis.
4) Recommendations for any changes required to improve engine operation or to
increase the service life of the engine.
Revised 9/26/1996 2
WAUKESHA ENGINES
Services provided under the scope of this contract shall include, but not be limited to the
following: -
A) Perform weekly load test and visual checks on both units.
With the engine running, perform a load test at normal operation temperature and record
the following data:
1) Engine number and serial number.
2) Generator output in kW.
3) Gasholder level in percent(LDGH level).
4) High pressure storage tank pressure in p.s.i. (HDG pressure).
5) Low pressure gas system pressure in p.s.i. (DG 35 pressure).
6) Operational status of all digester gas compressors.
7) Operational status of starting air compressors: C 11 J and C12J.
8) Digester gas fuel system pressure.
9) Jacket cooling water outlet and inlet temperatures and pressure.
10)Lubrication oil pressure and temperature.
11)Exhaust temperatures before and after heat recovery silencers.
12)Intake manifold pressures, left and right hand sides (inches Hg)
13)Air intake system restrictions, left and right hand sides (inches H2O).
14)Air supply tanks; record pressures, drain water; A-250 A-125, A-20.
15)Record and check battery status.
16)Visually check both enginators for leaks,vibration and general operating condition.
17)Check oil level in lubrication oil day tank.
18)Record makeup oil consumption.
B) At every 168 hours of actual run time:
a) Sample lubrication oil for analysis.
b) Check belt tension.
c) Grease auxiliary water pump.
d) Grease control linkages.
e) Check prelubrication pump and air starter oil levels.-
f) Check crank case pressure.
C) At every 750 hours of actual run time:
a) Check exhaust back pressure.
b) Change spark plugs.
c) Visually check all combustion chambers and valves. (Borescope inspection)
d) Check and adjust air/fuel ratio controller. Change oxygen sensors as needed.
Revised 9/26/1996 3
1
•
e) Sample lubrication oil prior to change.
f) Change oil. Note: Oil shall be changed at shorter intervals if results from oil analysis
makes this necessary.
g) Change micro spin oil filter element.
h) Clean oil filter strainers (every 1500 hours).
i) Clean oil strainer.
j) Drain oil cooler.
k) Check all magnetic plugs, turbochargers and rocker headers.
1) Oil fan motors (radiators).
m) Grease fan bearings (radiators).
n) Grease water pump bearings.
o) Grease idler pulleys.
p) Check water temperature safety controls for correct operation.
q) Check oil level pressure and temperature safety controls for correct operation.
r) Clean crankcase breathers.
s) Replenish grease in generator bearings according to manufacturer's specifications.
t) Clean intake air pre-filters (or more often as needed).
u) Check ignition timing.
D) Every six (6) months of operations:
a) Inspect bearing clearances on all turbochargers.
b) Check crankcase oil screen and oil pan.
c) Check digested gas carburetors and clean if necessary.
d) Check center main bearing and one rod bearing.
e) Check engine and generator alignment.
f) Check operation of all engine and generator alarms and safety shutdowns.
g) Check generator switchgear circuit breakers for correct operation.
h) Visually check bus bars, bracing, and feeder connections for cleanliness, signs of
overheating or deterioration.
i) Test all lamps and control fuses.
j) Check gas regulators and clean if necessary.
k) Adjust valve clearances.
E) Annual checks:
a) Check and clean oil filter relief valve.
b) Perform compression tests on all cylinders.
c) Check exhaust gas back pressure.
d) Check natural gas carburetor diaphragm.
e) Check and reinhibit antifreeze as required.
f) Check gas over air pressure.
g) Check waste gate operation.
h) Clean radiator fins.
i) Clean generator windings.
Revised 9/26/1996 4
j) Service coupling between engine and generator per coupling manufacturer's
recommendation.
k) Check and record crankshaft web deflections and realign as necessary.
All service checks and work shall be performed in accordance with the engine generator
manufacturer's recommendations and specifications.
The service contractor shall be experienced in maintenance and troubleshooting
electronic governor controls, engine safety control systems electrical generator switch
gear and generator control systems.
REPORTS
The contractor shall submit to the City, written reports for the following items:
a) Weekly load tests and data.
b) Deficiencies noted during routine inspections.
c) Oil analysis reports.
d) Recommendations for any changes required to improve enginator operation or to
increase service life of the system.
e) Record of maintenance tasks performed.
OIL SAMPLING & REPORTS
The contractor shall sample engine lubrications oil every 168 hours of actual operation
time of each engine. Oil samples shall be submitted to an oil testing lab approved by the
City. Oil samples shall be analyzed for; wear metals, contaminant metals, additive
metals, solids and water contaminants, viscosity,pH, total base number, and total acid
number. Cost of oil samples and analysis shall be part of the lump sum bid. Copies
of analysis reports shall be submitted to the Maintenance Supervisor at the Missouri
River Plant.
EQUIPMENT AND TOOLS
The contractor shall furnish all handtools and special tools or equipment necessary to
perform routine maintenance, overhauls or repairs. The contractor shall also have proper
equipment for checking engine exhaust gas emissions, crankshaft web deflections, and
borescope inspections.
Revised 9/26/1996 5
CONSUMABLE AND REPLACEMENT PARTS
Lubrication oil, spark plugs and gas filter elements shall be furnished by the City.
Other consumable parts and any repair parts shall be of original equipment manufacture
and shall be supplied by the contractor at the manufacturer's list price less percent bid.
ENGINATOR OPERATION
Enginators are operated on a continuous basis for production of heat and electrical power.
It is estimated that total run time for the two (2) units will be 17,000 hours (8,500 hours
per unit) for the 12-month term of this contract.
WORKING HOURS AND EMERGENCY SERVICE
The contractor shall provide routine services between the hours of 7:00 a.m. and 3:30
p.m.
Emergency services shall be provided upon request by the City.
Additional services and repairs shall be provided upon request by the City.
All labor costs for emergency or additional services shall be bid at an hourly rate (travel
costs shall be part of this hourly rate), separately from the lump sum bid for preventive
maintenance.
The contractor shall be capable of responding to an emergency call within 4 hours,
including weekends and legal holidays.
PERFORMANCE REVIEW
The City may review, at any time, the services provided and reports submitted, to verify
that the services are in fact, being adequately and properly performed. Any lack of
service, complaints, or deficiencies in the performance of the contractor shall be
submitted in writing to the contractor for correction.
For problem or deficiencies of significant importance or of a continual nature, or failure
of the contractor to correct deficiencies within the time period agreed upon shall
constitute cause for termination of this contract upon 30 days written notice.
Revised 9/26/1996 6
1
CONTRACT PERIOD AND PRICE ADJUSTMENT
1. The City may, at its own option, renew the terms of this contract for four separate one-
year periods. The initial term of this agreement shall be for a period of twelve months.
However, this agreement and all provisions thereof may be extended year by year until
2001. If the City exercises the option to renew the,contract on an annual basis a written
notice of intent will be sent to the contractor 60 days before the agreement expires.
Extension of the contract shall be the option of the City of Omaha exercised by the
Director of Public Works or his designated representative.
2. At the end of each contract year this contract shall be reviewed. The unit prices may
be revised for the next year up to 75 percent of the difference of the US Labor
Department's consumer price index for all urban consumers (CPI-U) for the anniversary
month of the contract and the initial month of the current contract year. The revised price
will be negotiated with the contractor. Revised prices cannot exceed the limits calculated
by the following formulas.
The index obtained from the Region VII US Department of Labor, Bureau of Labor
Statistics, will be used in the formulas below to determine the price revision factor. New
upper limit unit prices shall be computed to the nearest cent.
,'t
• CPI for anniversary month- CPI for last year's anniversary month= difference.
• Difference x 0.75 = adjusted difference.
• Last year's anniversary month CPI + adjusted difference=adjusted CPI.
• Adjusted CPI/Last year's anniversary month CPI =Price Revision Factor
• Price revision factor x (Original or adjusted unit prices) =New upper limit unit price
for next year's agreement.
The escalator clause for anniversary date increase or decrease will remain continuously in
effect during any contract extensions. The price revision factor shall also be applied to
hourly rates for extra, emergency, and overtime services.
The lump sum bid price shall include all labor, travel, equipment and material necessary
to perform preventive maintenance.
Payments shall be made monthly for preventive maintenance work and additional and
emergency repair services upon submittal of a written service report detailing all
preventive maintenance and additional and emergency repair services performed by the
contractor
Revised 9/26/1996 7
•
Payments for additional or emergency services shall be based on each job being itemized
and invoiced as an individual item, with sufficient detail to define the scope of work.
Cost of labor and parts shall be billed according to bid prices. Billing for additional and
emergency work shall be submitted separately from billing for preventive maintenance
services.
BOND AND INSURANCE
The contractor shall submit a bid bond or certified check with his bid in the amount
required on the bid sheet.
To secure the full and faithful performance of each and all temuis and conditions of this
contract, the contractor shall furnish a performance bond equal to the amount of the lump
sum bid within ten(10) days of approval of the contract. The performance bond shall be
in effect for the total period of the contract (renew annually) and shall indemnify the City
against loss resulting from any failure of performance by the contractor.
In the event of renewal as provided for in this specification, a 15-day notice will be given
to the contractor by the City at which time the contractor shall furnish a new performance
bond in the same amount or an extension of the original bond.
The contractor shall provide Public Liability Insurance an amount not less than$300,000
for injuries including accidental death to any person and subject to the same limit for each
person in an amount not less than$500,000 where more than one person is involved in
any one accident; and Property Insurance in an amount not less than $300,000, and the
City of Omaha as an additional insured.
SPECIAL CONDITIONS
The contractor's responsibility for injury to persons or property that may be caused by, or
arise through the maintenance, service, functioning, or use of the equipment shall be
limited to injury caused directly by the negligence of the contractor in performing the
obligations as set forth in these specifications.
The contractor shall not be made responsible for payment of any present and future taxes,
or any other governmental charges, hereafter imposed by existing or future laws with
respect to transfer, use ownership, or possession of the equipment to which this
• specification relates.
The contractor shall not be free from assuming all responsibility for properly estimating
the difficulties and the cost of performing the services required within this specification,
because of failure to investigate the conditions or become acquainted with all the
information concerning the services to be performed.
Revised 9/26/1996 8
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