Specs_with_trade_in_photos.pdf

SPECIFICATIONS

8” Trailer mounted Pump Unit, with trade-in pump unit

WHEELER NWR, DECATUR, ALABAMA

Trailer mounted pump unit, Model PA8E60 With Auto-Start Control, size 8” X 8” as manufactured by GORMAN- RUPP PUMPS, Mansfield, OH or equivalent, with Trade-In. Pump unit will be delivered to Wheeler National Wildlife Refuge, 2700 Refuge Headquarters Road Decatur, AL 25603.

PART ONE - GENERAL

1.1 PROJECT SCOPE

1.1.1 Requirements for Providing Portable Trash Pumps.

1.1.2 The portable pump shall be delivered to the owner within four weeks of contract commencement or as stated in the notice to proceed.

1.1.3 Removal of trade-in pump unit.

1.2 GENERAL

1.2.1 The specifications herein state the minimum requirements of the Wheeler National Wildlife

Refuge (Refuge). All bids must be regular in every respect. Unauthorized conditions, limitations, or provisions shall be cause for rejection. The Refuge may consider as “irregular” or “non-responsive”, any bid not prepared and submitted in accordance with the bid documents and specification, or any bid lacking sufficient technical literature to enable the Refuge to make a reasonable determination of compliance to the specification. It shall be the bidder’s responsibility to carefully examine each item of the specification, failure to offer a completed bid or failure to respond to each section of the technical specification (exception yes or no) will cause the proposal to be rejected without review as “non-responsive”. All variances, exceptions, and/or deviations shall be fully described in the appropriate section; deceit in responding to the specification will be cause for rejection.

1.2.2 EQUIVALENT PRODUCT: Bids will be accepted for consideration on any make and model that is equal to or superior to the specified 2023 GORMAN-RUPPS PA8E60-4045H FT4 trailer mounted pump or equal, as interpreted by the Refuge. A blanket statement that equipment proposed will meet all requirements will not be sufficient to establish equivalence but will require an explanation at each deviation or substitution.

1.2.3 INTERPRETATIONS: In order to be fair to all bidders, no oral interpretations will be given to any bidder as to the meaning of the specifications documents or any part thereof. Every request for each a consideration shall be made in writing to the Refuge. Based upon such inquiry, the Refuge may choose to issue an Addendum in accordance with the Federal Acquisition Regulations.

1.2.4 GENERAL SPECIFICATIONS: Units described shall be new, unused and of the current year’s production. The style of pump being bid must be in production for a minimum of 5 years.

(Include users list) Unit shall be of the latest design and in current production completely serviced, ready for work and shall include all standard and optional equipment as specified herein. All bidders must have demonstrated the unit they are bidding prior to bid date.

1.2.5 Bidders must have a fully stocked parts and service facility within 75 miles of the Refuge. The

Refuge shall have the right to inspect the office and shall be the sold judge of its adequacy to fulfill this requirement.

1.2.6 Bidders, on request, must be prepared to review their specifications with the Refuge and must, if requested, also be prepared to provide a unit for the convenience of the Refuge. These services, if needed are considered as part of the bidders proposal and will be provided without cost or obligation to the Refuge.

1.2.7 TRADE-IN PUMP UNIT: The quote for the new unit shall include the deduction of the trade-in value of trade-in unit: 2009 Sykes Pump, Model GP250MC, trailer mounted with 100-gal fuel tank, with Caterpillar diesel engine, Model 3054C, Arrangement Number 241-8586, Serial Number 33421042, with 6,682 hours (photos attached).

1.3 DESIGN REQUIREMENTS

1.3.1 The portable trash pump specified in this section will be used to dewater Refuge impoundments.

1.3.2 Pump shall be fitted with an automatic priming system capable of repeated priming from a completely dry pump casing.

1.3.3 The pump and accessories shall be supplied by the pump manufacturer.

1.3.4 The pump offered shall be the manufacturer’s standard production model. It shall have been in continuous use by municipal and industrial owners for a minimum of five years. A list of five user contacts including contact names and telephone numbers shall be provided with the bid submittal.

Failure to supply a verifiable users list will be cause for rejection of the bid.

1.3.5 PERFORMANCE: At an engine speed of 2000 rpm, the pump shall be capable of reaching a maximum head of 168 feet, and a maximum flow rate of 3,700 GPM. Pump shall be capable of the following condition points:

• Duty Point #1 – 10’ dynamic suction lift – 3,020 GPM @ 100’ TDH

• Duty Point #2 – 15’ dynamic suction lift – 2,040 GPM @ 140’ TDH

• Duty Point #3 – 20’ dynamic suction lift – 1,200 GPM @ 168’ TDH

1.4 REFERENCES

1.4.1 ANSI B16.1 - Standard for Cast Iron Pipe Flanges and Flanged Fittings.

PART TWO - PRODUCTS

2.1 ACCEPTABLE MANUFACTURERS

2.1.1 The pump shall be a Model PA8E60-4045H FT4, size 8” X 8” as manufactured by GORMAN-

RUPP, Mansfield, OH, or equivalent.

2.2 EQUIPMENT

2.2.1 CASING, SUCTION COVER, and SEPARATION TANK: Pump castings shall be cast iron.

Pump design shall incorporate a direct suction flow path that is in axial alignment with the impeller eye. There shall be no turns, chambers or valves between the suction flange and the impeller eye.

The casing is to be made of ductile iron 65-45-12. Enclosed type two-vane impeller made of ductile iron no. 65-45-12 and capable of handling 3” diameter spherical solids. Impeller shaft is to be made of Chrome plated steel. Pump to have wear ring made of ductile iron 65-45-12.

2.2.2 COMPRESSOR: The compressor is to be gear-driven directly off the engine with a model Bindex air compressor including air intake plumbing, water-cooler plumbing, lube system plumbing. The priming system shall not incorporate a vacuum pump, belt-driven air compressor or diaphragm priming system. Compressor shall create a vacuum on suction side of pump by forcing air through a venturi, which is mounted in a protected area of the pump frame.

2.2.3 WEARPLATES: Shall be fully adjustable and replaceable, fabricated of cast iron. Wearplate clearances shall have no relationship to the ability of the pump to achieve a prime.

2.2.4 BEARINGS AND SHAFTS: Pump shall be fitted with a bearing bracket to contain the shaft and bearings. Bearings shall be tapered roller bearings of adequate size to withstand imposed loads for sustained pumping at maximum duty points. Minimum ISO L10 bearing life to be 100,000 hours.

Impeller shafts shall be fabricated of 1.5% chromium alloy.

2.2.5 SEALS: Seals shall be high pressure, mechanical self-adjusting type with silicon carbide faces capable of withstanding suction pressures to 88 psi. The mechanical seal shall be cooled and lubricated in an oil bath reservoir, requiring no maintenance or adjustment. Pump shall be capable of running dry, with no damage, for periods up to 24 hours. All metal parts shall be of stainless steel. The seal shall be mechanical oil-lubricated with rotating and stationary face. It shall have a stainless steel stationary seat and DuPont viton or equivalent elastomers. Cage and spring to be stainless steel no. 18-8. Bearings shall be grease lubricated.

2.2.6 PUMP SUCTION AND DISCHARGE FLANGES: Shall be cast iron ANSI (B16.1) Class 150, flat faced. Pump shall have Bauer fittings. The intake shall be located at the back of the unit and back of the trailer, and the discharge shall be located on the left side of the unit (when pulling the trailer).

2.2.7 PUMP GASKETS: Shall be compressed fiber and/or Teflon.

2.2.8 PUMP O RINGS: Shall be Buna-N.

2.2.9 PRIMING SYSTEM: The priming chamber housing is to be gray iron #30 with stainless steel float and linkage that will insure automatic prime and reprime. Once pump is primed the valve will close and will not allow any of the product being pump to be bypassed onto the ground or into the atmosphere. Pump must also be capable of operating under a flooded suction condition without allowing product being pumped in to be bypassed onto the ground or into the atmosphere. The pump shall be equipped with an air prime assist that will used compressed air generated by the engine mounted air compressor and shall allow pump to operated in an unmanned situation.

2.2.10 CHECK VALVE: Pump shall be supplied with an integral swing type check valve mounted on the discharge of the pump allowing unrestricted flow from the impeller. The check valve shall prevent in-line return of flow when the pump is shut off. Non-return valve elastomers shall be Nitrile rubber and shall be field replaceable.

The pump shall have a clean-out port and spring-loaded discharge check valve that operates automatically. The pump shall be manufactured in the U.S.A. by an ISO 9001 approved company.

Companies without ISO 9001 certification will not be allowed.

2.2.11 DRIVE UNIT: The drive unit shall be a diesel water-cooled engine. The engine shall drive the pump by use of direct connected intermediate drive plate. The engine shall be six cylinder liquid cooled diesel of not less than 276 cubic inch displacement having a manufacturer’s continuous brake horsepower rating of 125 BHP at 2200 rpm. Engine shall be complete with a 110-gallon fuel tank that will allow unit to operate for 19.7 hours under full load. Engine will have an instrument panel with coolant temperature and oil pressure indicators, voltmeter, hour meter, and tachometer.

Shall be equipped with safety shut down switches/indicators for low oil pressure, high coolant temperature and start failure. Drive unit shall be a Tier-4 John Deere 4045HFC04 or equal, rated at 125 hp (continuous) at 2200 RPM. A certified continuous duty engine curve shall be supplied to the owner/engineer.

2.2.12 ENGINE CONTROL PANEL: Engine speed shall be adjustable to operate the pump between maximum and minimum design operation speeds in manual mode. See section 2.3 for Automatic mode.

2.2.13 FUEL SOURCE: Minimum 100-gallon fuel tank. The engine shall be capable of operating satisfactorily on a commercial grade of distilled No. 2 fuel oil.

2.2.14 EXHAUST: Exhaust system shall include muffler and silencer of suitable size.

2.2.15 TRAILER: The pump, and engine shall be trailer mounted with High Speed (55 mph) tandem axle pneumatic-tired wheel kit, with DOT-approved lights. Trailer shall have a pintle type trailer hitch.

Tires and suspension shall be adequately sized for the required load range ratings. Trailers shall be equipped with fenders, electric brakes, front and rear support stands, lifting bar, safety chains, and side and rear reflectors. Trailer design shall be in compliance with applicable D.O.T. regulations.

2.2.16 FACTORY PAINTING: Pump, engine, and trailer shall be shop primed and finish painted at the place of manufacturer. Materials and thickness for priming shall be in accordance with manufacturer's standards.

2.2.17 ACCESSORIES: Vendor will provide four 10’ sections of suction hose (40’ total length) complete with applicable fittings installed. One section will be fitted with an 8” strainer for use as the pickup end. One 50’ roll of PVC Heavy Duty layflat discharge hose with appropriate fittings will be provided.

2.3 AUTOMATIC STARTING CONTROL SYSTEM

2.3.1 The engine shall be equipped with a factory installed microprocessor-based controller, designed to start/stop the engine at a signal supplied by high and low level floats or a 4-20 mA transducer.

2.3.2 ENGINE / PUMP CONTROL SPECIFICATIONS

The engine shall be started, stopped, and controlled by a state of the art digital controller. The controller shall be weather proof enclosed, and contain an external weatherproof 12-position keypad accessible without the need to remove or open any protective cover or enclosure. It shall be designed to start/stop the engine at a signal supplied by high and low level floats or a 4-20 mA transducer. The control shall provide the following functions without modification, factory recalibration or change of chips or boards by simply accessing the keypad.

2.3.2.1 The keypad shall be a capacitive touch sensing system. No mechanical switches will be acceptable. The keypad shall operate in extreme temperatures, through ice, snow, mud, grease, etc. and maintain complete weather tight sealing.

2.3.2.2 In automatic mode, the unit shall conserve energy and go to “sleep”.

2.3.2.3 The panel shall function interchangeably from; float switches, pressure switch, or transducer as well as manual start/stop by selection at the keypad. No other equipment or hardware changes are required.

2.3.2.4 The panel shall be capable of varying the engine speed to maintain a constant level in a process without a change to the panel other than via the keypad.

2.3.2.5 The start function can be programmed to provide 3 separate functions each day for 7 days (i.e. a start, warm up, exercise cycle on two separate days at different times and for a varying length of time all via the keypad).

2.3.2.6 Manual-Automatic Button

2.3.2.6.1 In Manual Mode, Manual “Start” button starts engine and runs until “Stop” button is depressed or an emergency shutdown occurs.

2.3.2.6.2 In Automatic Mode start/stop sequencing is initiated by either one-normally open and one-normally closed narrow angler float switches, pressure switch, transducer or a signal from a digital input.

2.3.2.7 The controller shall integrate the engine safety shut-off for low-oil temperature, high-temperature, and provide over-speed protection.

2.3.2.8 The controller shall include standard field adjustable parameters for engine cycle crank timer, shutdown time delay, warm-up time delay, and cool-down time delay.

2.3.2.9 The panel shall have only one circuit board with 8 built in relays. Each relay can be named to provide any function all via the key pad without changing relays, chips, printed circuits or any hardware or software.

2.3.2.10 Standard components shall consist of (24) digital inputs, (7) analog inputs, (1) magnetic pick-up input, (8) 20-amp form “C” relays, (1) RS232 port, (1) RS485 port, (1) RS232/RS485 port, (1) J1939 port, and (1) 64X128 pixel full graphic LCD display with backlight.

2.3.2.11 The industrially hardened panel shall withstand Vibration of 3 g, 3 axis, frequency swept 10-

1000 Hz, in an operating temperature Range of 4° to 176°F (-20° to 80°C) and an operating humidity range of 0-95% Non-Condensing.

PART THREE - EXECUTION

3.1 MANUFACTURERS SERVICES

3.1.1 The manufacturer shall furnish the services of a competent factory representative to do the following:

3.1.1.1 Inspect the system prior to delivery, supervise the start up and testing of the system, and certify the system has been properly furnished and is ready for operation.

3.1.1.2 Instruct the owner's operating personnel in the proper operation and maintenance of the system for a period of not less than one half day.

3.2 TOOLS AND SPARE PARTS

3.2.1 The manufacturer shall furnish the following with the Portable Trash Pump System:

3.2.1.1 A recommended list of spare parts.

3.2.1.2 An Operations and Maintenance manual.

3.3 WARRANTY

3.3.1 The manufacturer shall furnish the following to the owner:

3.3.1.1 A copy of the engine manufacturer's parts and labor warranty.

3.3.1.2 A one year Parts and Labor Warranty issued by the manufacturer on the Portable Trash Pump

System. This warranty must cover all pump parts, including the mechanical seal.

3.4 Pump Supplier

3.4.1 Pump Supplier: The pump supplier shall be on call seven days a week and twenty-four hours a day regardless of holiday. The pump supplier shall have a fully operated pump repair shop, machine shop, motor repair shop and UL Listed electrical control panel shop under one roof. The pump supplier shall have a minimum of a 32,000 gallon test pit capable of testing pumps up to 350HP. The test pit shall be complete with pressure gauges, control valves and flow meters and be able to print out pump performance curves. Any bidder lacking in this type of service will not be considered.