A.02 Product Description Final.pdf
PDF 110 KB Posted
- Attached to
- Essayons Flushing Pump
- Solicitation number
- W9127N24Q0010
About this file
This product description and solicitation document request quotes for two replacement flushing pumps for the dredge Essayons. The solicitation seeks two Griswold model 811 pumps conforming to specific standards with 1800 RPM 40 HP IEEE 841 rated motors. The pumps must deliver specified performance levels and include maintenance and repair kits, investment cast impellers, and other features. Quotes are due 120 days after award to the Portland District Warehouse for the US Army Corps of Engineers Portland District. The solicitation is set aside for small businesses under NAICS code 333996 for fluid power pump and motor manufacturing with a size standard of 1250 employees.
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Other files
| File | Type | Posted |
|---|---|---|
| B.01 Combined Synopsis_Essayons Flushing Pumps.docx | DOCX document | |
| A.02 Brand Name Justification KO Signed - OC signed_redacted.pdf |
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Text version
Flushing Pump Procurement
01. General
Provide Two (2) replacement Griswold Flushing Pump
02. References
ASTM A890 / A890M – 99 Standard Specifications for Castings, Iron-Chromium-Nickel- Molybdenum Corrosion-Resistant, Duplex (Austenitic/Ferritic) for General Application
841-2009-IEEE Standard for Petroleum and Chemical Industry – Premium Efficiency, severe duty, Totally Enclosed Fan-Cooled (TEFC) Squirrel Cage Induction Motors – Up to and Including 370 KW (500hp).
ANSI Pumps – ASME B73.1 STANDARD CHEMICAL/INDUSTRIAL PROCESS PUMPS.
03. GFM
None
04. Safety Precautions
Prior to commencing work, follow vessel’s LOTO policy and procedures.
Follow all applicable state local and federal requirements including those specified in EM- 385-1-1 latest revision
05. Specifications
Provide the following replacement pumps for Dredge Essayons:
Two (2) Griswold 811 4x3x13 a40 CD4MUCu pumps with 1800 RPM 40 HP IEEE 841 rated motors mounted on a foundation or approved equal.
Salient features required are:
a. Pumps shall conform to ASME B73.1
b. Inlet 4 Inch 150# flanged connection. Outlet 3 Inch 150# flanged connection.
c. Case, stuffing box and impeller material shall be CD4MCu conforming to ASTM A890M. Shaft and Sleeve shall be 316 L Stainless Steel.
d. M4x3-13 Griswold SS Frame size Medium. A40 impeller or equal to match pump curve. Case size Medium, no drain taps, discharge nozzle tap.
e. Base plate 10 Inch C Channel minimum powder coated coupling guard. Coupling size
TBWOODS/SC9
f. Motor 04018-1131-324T 40HP 1800 RPM TEFC Weg or approved equal. IEEE-841 rated.
g. Provide Two (2) Factory approved maintenance kits.
h. Provide Two (2) Factory approved repair kits.
i. Provide pumps with full sized 13 Inch impellers.
j. Pumps shall provide the following performance plus or minus 2% while operating at 30 and 40 horsepower and 1800 RPM:
1. At 30HP pumps shall deliver 380GPM at 192 Feet of total dynamic head, 6 Feet of net positive suction head required and 63% shaft to hydraulic power efficiency.
2. At 40HP pumps shall deliver 660GPM at 177 Feet of total dynamic head, 10 Feet of net positive suction head required and 73% shaft to hydraulic power efficiency.
k. Impeller Eye shall be 14 Square Inch minimum and the Impeller shall be rated to pass a 5/8” solid. Impeller shall be self-tightening and shall be balanced to ISO Grade 6.3 and be Investment Cast.
l. Pump shall be back pullout design, top centerline discharging and self-venting. Class 150 pumps shall incorporate class wall thickness with a minimum 1/8” corrosion allowance. Bronze IMPRO Shaft Seals shall be used, 1 Inch Sight Glasses provided, Seals shall retain the oil.
m. Coupling Guards shall comply with OSHA 1915 and USACE EM 385-1-1.
n. A Base shall be provided to mount pump and motor as a unit. It shall be rigid such that misalignment due to flexure is less than 0.005 Inches.
Deliver to USACE District Warehouse, 8010 NW St Helens Rd. Portland, OR 97210.
06. Testing
None
07. Inspection / Documentation Bidder shall provide pump and motor data to confirm they conform to the specification.
Final inspection will be made upon delivery to USACE.
File details come from the government source that posted it. Updated .