Attachment_0018_-_EHP_Roller_Question_and_Answer_Log.pdf
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- Attached to
- Explosive Hazard Pre-detonation Roller System
- Solicitation number
- W56HZV-16-R-0007
About this file
This document contains a question and answer log pertaining to a technical data package for an Explosive Hazard Pre-detonation Roller System solicitation. The log addresses twenty-three questions regarding discrepancies and clarifications in drawings within the technical data package. Issues addressed include incorrect part numbers, material callouts, and dimensions. The government indicates engineering change proposals will be processed after award to correct administrative errors.
The related federal contract opportunity notice describes a competitive small business set-aside solicitation for the Explosive Hazard Pre-detonation Roller System to be issued by the Army Contracting Command - Warren on or after January 29, 2019. The government contemplates a five-year firm-fixed-price indefinite-delivery/indefinite-quantity contract for a minimum of 40 production units and a maximum of 370, as well as first article test assets and ancillary support part packages. The contractor will build the system to a government Level III technical data package, which is export controlled.
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EHP Roller Question and Answer 4-23-2019
Question Number
Document Document Reference
Question Answer Date
Posted to Web
1 TDP Drawing 12625470
Item 12625470-4 Shield, is identified as item 12625470-3 in detailed drawing. There are two items identified as as 12625470-3.
Detail view of shield, 1" dia, zone C6 should be identified as 12625470-4. A Class II Engineering Change Proposal (ECP) to the TDP will be processed post award for this administrative correction.
17-Apr
2 TDP Drawing 12625475
Item 12625475-2 , material call out on drawing is 2C but should be 2B.
Item 12625475-3, material call out on drawing is 2C but should be 2B.
Item 12625475-4, material call out on drawing is 2B but should be 2A.
Item 12625475-2 correct material is 2B (.75 thk plate) Item 12625475-3, correct material is 2B (.75 thk plate) Item 12625475-4, correct material is 2A (.375 thk plate) A Class II ECP will be processed post award for these administrative corrections.
17-Apr
3 TDP Drawing 12625484
Item 12625484-6 is identified as -5 on page 2 of the drawing. The dimensions are not defined properly. There are two items identified as -5 in the detailed drawing.
Detail view of PIN, BOSS ROUND, sheet 2 zone A6 should be identified as 12625484-6. A Class II ECP will be processed post award for this administrative correction.
17-Apr
4 TDP Drawing 12625491
Item 12625491-2, material call out on page 1 shows to be 11 GA ASTM A1008 .1196 thick but on detail drawing sheet 2 it is asking for .25 thick material.
Item 12625491-2 correct material call out is, material STEEL, .25 inch thk iaw asm a36. A Class II ECP will be processed post award for this administrative correction.
17-Apr
5 TDP Drawing 12625491
Item 12625491-2, material call out on page 1 shows to be 11 GA ASTM A1008 .1196 thick but on detail drawing sheet 2 it is asking for .25 thick material.
Detail view of ROLL PIN ROUND, zone A6 should be identified as 12625687-1.
Detail view of HEAD PIN PLATE, zone A8 should be identified as 12625687-2.
A Class II ECP will be processed post award for this administrative correction.
17-Apr
6 TDP Drawing 12625608
Item 12625608-1, sheet one material call out is .188" thick but material in detail drawing sheet 2 calls out for .25" material. Which material thickness is required?
The correct thickness is 0.25" and should be called out in 12625608-1 in sheet 1. A Class II ECP will be processed post award for this administrative correction.
17-Apr
7 TDP Drawing 12625709
On page 12 of drawing 12625709-14 and 12625709-15 material call out is .50" thick, on the same page 12625709-13 calls out to be .56 thick material. Should this be .50" as the rest or is it actually .56" thick material?
The material is correctly called out as 0.56" in 12625709-13. 17-Apr
8 TDP Drawing 12625714
Sheet 2 of 2, 12625714-9 calls out for a chamfer to be .38 x 45 degree inside the tube but on sheet 1 of the drawing shows welding between item 12625714-8 and 12625714-9 to be .375 which is required to have a chamfer for welding. Therefore, the chamfer call out for inside is wrong and should be outside 12625714-9.
There are multiple methods to perform these operations.
The drawing calls out a two-step operation. Step 1 is to weld inside, grind, and then Step 2 is to then weld outside. After award the contractor is allowed to propose another method to perform these operations which the Government will consider.
17-Apr
9 RFP Will the Government extend the solicitation by a week or two to clear up discrepancies and provide adequate time for a response?
The Government intends to extend the solicitation closing time by less than one week. The new closing date will be posted upon issuance of an amendment.
17-Apr
10 RFP In Section A page 3 letter (d) states the cover page near the issued by block location should have a closing date and time. I do not see this closing date shown.
Block 9 of the formal solicitation issued and posted to FedBizOpps on March 20, 2019 shows the closing date and time is 1pm on April 19, 2019.
17-Apr
11 TDP Drawing 12625485
Drawing references 12625493 (BULKHEAD COVER). Drawing 12625493 is named CONNECTOR MOUNT PLATE. There is no view provided to confirm that these are the same component. Can the USG please confirm that these are the same part and there is an error with the nomenclature?
12625485 nomenclature error, will be renamed bulkhead cover per drawing 12625493. A Class II ECP will be processed post award for this administrative correction.
26-Apr
12 TDP Drawing 12625470
F/N 4 (12625470-4) is called out incorrectly as -3 within the component detail view.
Detail view of shield, 1" dia, zone C6 should be identified as 12625470-4. A Class II Engineering Change Proposal (ECP) to the TDP will be processed post award for this administrative correction.
26-Apr
13 TDP Drawing 12625475
Material callout references to Note 2 for each F/N in the parts list are mislabeled
12625475-2 should be 2B 12625475-3 should be 2B 12625475-4 should be 2C A Class II ECP will be processed post award for this administrative correction.
26-Apr
14 TDP Drawing 12625484
F/N 6 (12625484-6) is mislabeled as -5 in the component detail view.
Detail view of PIN, BOSS ROUND, sheet 2 zone A6 should be identified as 12625484-6. A Class II ECP will be processed post award for this administrative correction.
26-Apr
15 TDP Drawing 12625539
P/N 12625539-2 material is specified as AISI 1026 ASTM A573 TYPE 5 (plate material spec) which appears to be incorrectly specified for a tube component. Was this a typo and should this be instead called out as A513 rather than the A573?
Yes, this is an error. The correct material callout for p/n 12625539-2 is A513. A Class II ECP will be processed post award for this administrative correction.
26-Apr
16 TDP Drawing 12625571
P/N 12625571-2 references 3564T32 as a McMaster-Carr part number. That P/N does not exist, however there is a 3564T23 McMaster P/N which appears to be the correct part and matches the dimensions on the drawing.
The correct reference for P/N 12625571-2 is McMaster P/N 3564T23. A Class II ECP will be processed post award for this administrative correction.
26-Apr
17 TDP Drawing 12625610
Material specifies alloy 5032-H32. Is this a typo and should it be changed to 5052-H32?
Yes, this is an error. The correct material callout for Drawing 12625610 is 5052-H32. A Class II ECP will be processed post award for this administrative correction.
26-Apr
18 TDP Drawing 1262748
12625748-3 mislabeled on drawing. Sheet 2 zone B3 should be 1262748-3, index 4 of bom table should be 1262748-4. A Class II ECP will be processed post award for this administrative correction.
19 TDP Drawing 12625660
Discrepancy with quantity of F/N 14 (WFA-
20) – iBOM calls out qty 1, drawing shows qty 3.
The correct quantity of F/N 14 is 3 in accordance with Drawing 12625660.
26-Apr
20 TDP Drawing 12627205
Cable length is missing The cable length is 43 +2 -0 (inches). A Class II ECP will be processed post award for this administrative correction.
26-Apr
21 Component Packages
PPL, SSP, and ASL kits all reference 12625746, which does not exist in the supplied TDP. Additional drawing data is required to provide an accurate quotation for this component.
The correct reference for the Capscrew, Hex Head included in Solicitation Attachments 0003, 0005 and 0006 is part number B1821BH100C325N. Revised attachments will be provided in a solicitation amendment.
26-Apr
22 Component Packages
Solicitation Attachments 0003 and 0005 reference Drawing 12629571, which does not exist in the supplied TDP. Please provide information to quote this component.
The correct reference for the Hex Flange Screw, Serrated included in Solicitation Attachments 0003 and 0005 is part number B1821BH038C100N. Revised attachments will be provided in a solicitation amendment.
26-Apr
23 Component Packages
Solicitation Attachments 0003, 0005 and 0006 include a Nut, Top Lock referenced to part number 37272 and CAGE 0Y3H3. Are there other acceptable part numbers to meet this requirement?
Yes, the correct reference for the Nut, Top Lock in Solicitation Attachments 0003, 0005 and 0006 is part number M45913/1-16CG8Z. Revised attachments will be provided in a solicitation amendment.
File details come from the government source that posted it. Updated .