ML20151H482
| ML20151H482 | |
| Person / Time | |
|---|---|
| Site: | 07109079 |
| Issue date: | 04/06/1983 |
| From: | HITTMAN NUCLEAR & DEVELOPMENT CORP. (SUBS. OF HITTMAN |
| To: | |
| Shared Package | |
| ML20151H466 | List: |
| References | |
| 22159, HNDC--1-2-3, HNDC-0-001-2-3, NUDOCS 8305040176 | |
| Download: ML20151H482 (15) | |
Text
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ATTACIDENT B Cask Handling Procedure IINDC-0-001-2/3, Rev. 6 8305040176 B30425 PDR ADOCK 07109079 C
Page 1 of 14 PROJECT COVER SHEET Document Title l
Cask Fandling Procedure
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Project Document Number HNDC-0-001-2/3, Rev. 6 for HN-100 Series 2 and Series 3 Shielded Transport Casks Hittman Nuclear & Development Corporation 9190 Red Branch Road Columbia, Maryland 21045 Ref: Std. Doc.
N/A Rev. ---
1
Spec. No.
Procedure No.
HNDC-0-001-2 /3 Page 2 of 14 REVISION LOG R EV.
DATE
, ENGINEERING Q. A.
PROJ. MGR.
ECN #
2 1/17/80
,A A _,
3 4-5-82 82-067 g
g 4
9-10-82 82 -167 f
5 11-22-82 J_,82-261 6
4-6-83 h
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83-100 0
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HNDC-0-001-2/3 Page 3 of 14 I.
PURPOSE
'The purpose of this procedure is to provide instructions for loading / unload-ing the HN-100 Series 2 and Series 3 radioactive waste shipping casks.
II.
RESPONSIBILITY It is the responsibility of the user of a United States Nuclear Regulatory Commission (USNRC) certified package (cask) to assure the following:
1.
He has the Certificate of Compliance for the cask and all referenced documents.
2.
He is a registered user of the certified cask.
3.
Under his Quality Assurance Program, the cask is inspected to verify its compliance with the terms and conditions of the Certificate of Compliance.
4.
The cask is loaded and closed in accordance with an appropriate written procedure.
5.
The cask is loaded in accordance with the Certificate of Compliance.
6.
The shipment meets all the Department of Transportation, U.S. Nuclear Regulatory Commission, Burial Site Disposal Criteria and Burial Site License requirements.
NOTE:
If there is a problem meeting any of the above requirements, immediately notify the regional HNDC Operations Office.
III.
PROCEDURE 1.0 When ordering the cask, assure the following:
1.1 Waste to be shipped in the cask is either Low Specific Activity 49 CFR 173.389(c) or Type A quantities of Normal or Special Form 49 CFR 173.389(d), 49 CFR 173.389(g) and 49 CFR 173.389 (1) 1.2 Burial Site Disposal Criteria and/or Licenses and current copies of 10 CFR and 49 CFR are in your possession.
1.3 Waste is packaged or will be packaged in an acceptable manner in accordance with the Department of Transportation (49 CFR), U.S. Nuclear Regulatory Commission (10 CFR), and the applicable burial site require-ments (Burial Site Disposal Criteria and/or Licenses).
1.4 Certificate of Compliance USA /9079/A (Series 2) and USA /9151/A (Series
- 3) and all referenced documents are in your possession and your j
site is a registered user of the cask.
HNDC-0-001-2/3 Page 4 of 14 1.5 Your site has an approved U.S. Nuclear Regulatory Commission Quality Assurance Program in accordance with 10 CFR 71.51.
NOTE:
If there is a problem assuring any of the above, immediately notify the regional HNDC Operations Office.
2.0 Receipt Inspection 2.1 Survey the empty cask and the vehicle to determine the maximum loose and fixed contamination levels.
2 Loose contamination levels should be gess than 2,200 DPM/ 100 cm Beta-Gamma and less than 220 DPM/100 cm Alpha.
Fixed contamination levels should be less than 0.5 mrem /hr.
NOTE:
Fixed contamination greater than 0.5 mrem /hr but less than 50 mrem /hr require the cask to have a Yellow Il label. Under such conditions the empty cask must be a Radioactive Shipment and be accompanied by properly completed Radioactive Shipment Records, i
NOTE:
If cask is received with contamination levels in excess of those above, immediately notify the regional HNDC Operations Office.
2.2 Inspect Tiedowns 2.2.1 Inspect tiedown lugs and shackles on cask and trailer for cracks and wear which would affect their strength.
2.2.2 Inspect tiedown cables to assure they are not loose or damaged (crimped, frayed, etc.).
2.2.3 Inspect tiedown ratchets / turnbuckles to assure they are in proper working condition.
NOTE:
If there is a problem with any of the items inspected, immediately notify the regional HNDC Operations Office.
2.3 Inspect Cask 2.3.1 Inspect ratchet binders that hold lid to body of cask to assure they are in proper working condition.
2.3.2 Inspect retaining pins and locking pins for cracks and wear which would affect their strength.
2.3.3 Check to assure that cask lid (primary lid and shield plug) i lifting lug covers are with the cask.
2.3.4 Check to assure drain line plug (HN-100 Series 2 only) has been properly installed.
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HNDC-0-001-2/3 Page 5 of 14 2.3.5 Remove cask lid in accordance with step 4.1.
12.3.6 Inspect primary lid gasket for cracks or tears which would affect proper sealing.
NOTE: Cask must be properly sealed prior to shipment.
2.3.7 Inspect interior of cask for standing water.
NOTE: Water must be removed prior to shipment.
2.3.8 Inspect interior of cask for obstructions to loading.
2.3.9 Inspect interior of cask for defects which might affect the cask integrity or shielding afforded by cask.
2.3.10 Inspect the shield plug holddown nuts to assure they are all present and not damaged.
2.3.11 Unless it can be verified through other means, verify that the shield plug gasket has no cracks or tears which would affect proper sealing as follows:
2.3.11.1 Remove the shield plug from the primary cask lid in accordance with steps 4.2.3.6, 4.2.3.7 and 4.2.3.8.
2.3.11.2 Inspect the shield plug holddown studs for damage.
2.3.11.3 Inspect the shield plug gasket for cracks or tears which would affect proper sealing.
NOTE: Cask must be properly sealed prior to shipment.
2.3.12 If loading drums, install shield plug (if removed) onto primary lid in accordance with steps 4.2.3.11, 4.2.3.12 and 4.2.3.13 and proceed to step 4.2.1 or 4.2.2.
2.3.13 If loading preloaded liners, install shield plug (if removed) onto primary lid in accordance with steps 4.2.3.11, 4.2.3.12 and 4.2.3.13 and proceed to step 4.2.4.
2.3.14 If loading waste into liner inside cask, proceed to step 4.2.3 (omitting steps 4.2.3.6, 4.2.3.7 and 4.2.3.8 if shield plug was removed).
NOTE:
If there is a problem with any of the items inspected above, immediately notify the regional HNDC Operations Office.
1
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HNDC-0-001-2/3 Page 6 of 14 3.0 Removal of Cask from trailer NOTE:
If it is necessary to remove cask from trailer proceed as follows:
3.1 If cask is equipped with rain-cover, and it has not been removed, remove the rain-cover from the cask.
3.2 Loosen ratchet binders as necessary to remove pins from shackles at cask end of tiedown system.
3.3 Remove pins from shackles.
3.4 Loosen cask shear blocks as necessary.
3.5 Using the four (4) cask lift lugs and suitable rigging (minimum sling length of 58 in.), lift cask off trailer and place cask in proper position for loading.
Cask weight - HN-100 Series 2 - 33,800 lbs.
HN-100 Series 3 - 35,290 lbs.
NOTE:
Do not use cask lid lifting lugs to lift cask.
4.0 Loading Cask 4.1 Remove the primary full diameter cask lid as follows:
4.1.1 If cask is equipped with a raincover, and it has not been removed, remove the raincover from the cask.
4.1.2 Disconnect the cask lid from the cask as follows:
4.1.2.1 Release the ratchet-binder handle from its storage position.
4.1.2.2 Engage the flip block to the sprocket wheel in the direction necessary to loosen the ratchet binder j
(see Sketch 1).
l 4.1.2.3 Loosen the ratchet binder by pulling the handle in the appropriate direction.
4.1.2.4 Remove the ball-lock pin by depressing the top of the pin and pulling the pin through the hole in the threadless bolt (see Sketch 2).
4.1.2.5 Remove the threadless bolt by pulling the bolt I
through the holes in the upper ratchet binder connector and lid closure lug (see Sketch 2).
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HNDC-0-001-2/3 Page 7 of 14 E
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gfAlpER 5Fl SKETCH 1 SKETCH 2 4.1.3 Remove the three (3) cask lid lifting lug covers.
4.1.4 Using the three (3) lifting lugs on the cask lid to accom-modate suitable rigging and exercising caution in the handling of the cask lid due to possible contamination of the underside of the lid, remove the cask lid.
4.2 Loading can be accomplished by one of the following methods.
4.2.1 In cask loading of seven (7) drum pallets:
NOTE:
Review Pre-release Checklist (Attachment 1) or similar site document and shipping papers to assure that inspections required on the checklist or site document are performed during the cask loading process as necessary and that the information required on the shipping papers is determined as necessary.
4.2.1.1 Using the slings provided and exercising caution in the handling of the pallet due to possible contamination, remove the top pallet from the cask.
Pallet Weight - 750 lbs.
4.2.1.2 Exercising caution to avoid placing drums on the pallet lift slings, load seven (7) drums on the pallet in the cask.
(See Sketch 3 for drum place-ment on pallet.)
HNDC-0-001-2/3 Page 8 of 14 Maximum Drum Weight - 800 lbs.
RISS RlBBED PM.t_ET
- D R LA AS sKE.TCH 3 NOTE 1: Newer pallets are ribless, but should be loaded with the same drum pattern.
NOTE 2: For maximum shielding, load higher dose rate drums in the center position and the positions toward the front and rear of the trailer.
4.2.1.3 Place the top pallet into the cask.
Pallet Weight - 750 lbs.
4.2.1.4 Exercising caution to avoid placing drums on the pallet lift slings, load seven (7) drums on the pallet in the cask (see Sketch 3).
4.2.1.5 Proceed to Step 4.2.5.
4.2.2 Loading the Seven (7) Drum Pallets Outside the Cask NOTE: Review Pre-release Checklist (Attachment 1) or similar site document and the shipping papers to assure that inspections required on the checklist or site document are performed during the cask loading process as necessary and that infor-mation required on the shipping papers is determined as necessary.
4.2.2.1 Using slings provided and exercising caution in the handling of the pallet due to possible con-l tamination, remove both the pallets from the cask.
Pallet Weight - 750 lbs.
4.2.2.2 Load seven (7) drums onto each pallet (see Sketch 3).
Maximum Drum Weight - 800 lbs.
4.2.2.3 Lift one of the loaded pallets and place it inside the cask.
For maximum shielding, assure proper orientation of pallet (see Note 2 of Sketch 3).
HNDC-0-001-2/3 Page 9 of 14 Maximum Loaded Pallet Weight - 6400 lbs.
4.2.2.4 Lift the other loaded pallet and place it inside the cask on the top of the first pallet.
For maximum shielding, assure proper orientation of pallet (see Note 2 of Sketch 3).
Maximum Loaded Pallet Weight- - 6400 lbs.
4.2.2.5 Assure easy access to the pallet lifting slings for removal of pallet at burial site.
4.2.2.6 Proceed to Step 4.2.5.
4.2.3 In Cask Loading of Liner NOTE: Review Pre-release Checklist (Attachment 1) or similar site document and shipping papers to assure that inspections required on the checklist or site document are performed during the cask loading process as necessary and that the information required on the shipping papers is determined as necessary.
4.2.3.1 If necessary remove cask from trailer in accordance with Steps 3.1 through 3.4.
4.2.3.2 Using the slings provided, place liner in the cask.
Empty Liner Weight - Plain - 1540 lbs.
Mixer - 2050 lbs.
Underdrain - 2140 lbs.
Mixer /Underdrain - 2650 lbs.
4.2.3.3 Install shims / shoring between liner and cask as necessary to secure in position.
4.2.3.4 Using the three (3) lifting lugs on the cask lid l
to accommodate suitable rigging, place cask lid on cask using alignment pins or alignment marks to assure proper positioning.
Lid Weight - 5,600 lbs.
4.2.3.5 Secure the cask lid to the cask as follows:
4.2.3.5.1 Install the threadless bolt through the upper ratchet binder connector and the lid closure lug (see Sketch 2).
I
HNDC-0-001-2/3 Page 10 of 14 4.2.3.5.2 Install the ball lock pin by press-ing down on the top of the pin and inserting the pin through the hole in the threadless bolt.
4.2.3.5.3 Tighten the ratchet binder by engaging the flip block to the sprocket wheel.
4.2.3.5.4 Tighten ratchet binders so lid is snug against gasket without com-pressing it.
The sequence of tightening the binders consists of tightening a binder, then the binder 180' opposite, then - the binders 90* to the original, etc.
4.2.3.5.5.
Once all binders are snug, hand tighten all binders to compress the gasket.
Use the same tightening sequence outlined in 4.2.3.5.4.
4.2.3.5.6 Visually inspect the primary lid to assure unifo rmity of closure.
4.2.3.5.7 Disengage the flip block and rotate and secure the handle to its storage position (see Sketch 1).
4.2.3.5.8 Install the three (3) cask lid lifting covers.
4.2.3.6 Remove the 8-3/4" shield plug holddown nuts.
4.2.3.7 Remove the shield plug lifting lug cover.
4.2.3.8 Exercising caution due to possible contamination of the underside of the shield plug, remove the shield plug.
Shield Plug Weight - 400 lbs.
4.2.3.9 Load the waste into the liner through the shield plug opening.
4.2.3.10 Install the liner lid, plugs or caps onto the liner.
4.2.3.11 Place the shield plug on the cask using the shield plug guide pins or alignment ma 6 for proper positioning.
I
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I HNDC-0-001-2/3 Page 11 of 14 1
NOTE: Care should be taken to avoid damage to the gasket.
Shield Plug Weight - 400 lbs.
4.2.3.12 Secure the shield plug by installing and tightening the 8-3/4" shield plug holddown nuts in accordance with Torquing Procedure KNDC-0-1002/3.
4.2.3.13 Install the shield plug lifting lug cover.
4.2.3.14 If cask is equipped with raincover and the cask was not removed from trailer, install raincover.
4.2.3.15 Proceed to step 5.0 of this procedure if cask was removed from trailer. Otherwise, proceed to step 6.0.
4.2.4 Loading preloaded liner.
NOTE: Review Pre-release Checklist (Attachment 1) or similar site document and the shipping papers to assure that inspections required on the checklist or site document are performed during the cask loading process as necessary and that infor-mation required on the shipping papers is determined as necessary.
4.2.4.1 If necessary, remove cask from trailer in accord-ance with step 3.1 through 3.4.
4.2.4.2 Assure lid, plugs or caps are installed on liner.
4.2.4.3 Using the lifting slings provided, place liner into the cask.
Full Liner Weight - 17,715 lbs.
maximum 4.2.4.4 Install shims / shoring between liner and cask as necessary to secure in position.
4.2.5 Install the primary full diameter cask lid as follows:
4.2.5.1 Using the three (3) lifting lugs on the cask lid to accommodate suitable rigging, lift the cask lid and place it on the cask using the alignment pins or alignment marks for proper positioning.
Lid Weight - 5,600 lbs.
4.2.5.2 Secure the cask lid in accordance with step 4.2.3.5.
HNDC-0-001-2/3 Page 12 of 14 4.2.5.3 Install tamper-proof seals.
4.2.5.4 If cask is equipped with raincover, install rain-cover.
5.0 If cask was removed from trailer, proceed as follows:
5.1 Using the four (4) cask lift lugs and suitable rigging lift cask and place cask in proper position on trailer.
See Sketch 4 for proper orientation.
Series 2 - Loaded Cask Weight - 49,000 lbs.
Series 3 - Loaded Cask Weight - 53,005 lbs.
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\\ USEi MATol MARKS ON SIDE os CASK A Alp DECK OC TKAILGK IP PRESEhlT SKETCH 4 5.2 Install shackles through the end of the tiedown cables and attach to cask tiedown lugs by screwing pin through shackle and hole in lug.
5.3 Tighten the cask shear blocks to secure the cask in position.
5.4 Tighten ratchet binders / turnbuckles as necessary to secure cask on trailer.
5.5 If cask is equipped with raincover, install raincover.
6.0 Prepare cask and vehicle for shipment as follows:
6.1 Perform radiation surveys of cask and vehicle and complete the necessary shipping papers, certification, and Pre-release Checklist (Attachment 1) or site equivalent.
6.2 Placard vehicle and label cask as necessary.
HNDC-0-001-2/3 Page 13 of 14 7.0 Unloading Cask 7.1 Survey the cask and trailer in accordance with applicable site require-ments.
7.2 Remove cask lid in accordance with step 4.1 of this procedure.
7.3 Exercising caution due to possibly high dose rate, connect slings from liner or pallet to a suitable lifting device.
Series 2 - Maximum Liner Weight - 14,000 lbs.
Series 2 - Maximum Pallet Weight - 6,400 lbs.
Series 3 - Maximum Liner Weight - 17,715 lbs.
Series 3 - Maximum Pallet Weight - 6,400 lbs.
7.4 Exercising caution due to possible high dose rate, lift liner or pallet clear of the cask and place in disposal area.
NOTE: Care should be taken to avoid damage to lid gasket.
7.5 Repeat steps 7.3 and 7.4 for second pallet.
7.6 Install cask lid in accordance with step 4.2.5 of this procedure.
7.7 Survey the cask and trailer for release in accordance with applicable site requirements.
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HNDC-0-001-2/3 Page 14 of 14 PRE-RELEASE CHECKLIST Date Shipment No.
Transport Co.
Time of Arrival at Site Time of Departure from Site
~
Initial 1.
Inner Container (s) Sealed 2.
Inner Container (s) Secured in Place-3.
All gaskets and gasket sealing surfaces inspected and free of defects 4.
Cask Lid and/or Shield Plug Closure Bolts Torqued / Ratchet Binders Tightened 5.
Tamper proof Seal Inspected 6.
Drain Line Plug Installed 7.
Lift Lugs Covers Installed 8.
Cask Tiedowns Inspected 9.
Cask Properly Labeled 10.
Vehicle Properly Placarded 11.
Surveys Completed and Recorded 12.
Shipping Papers Properly Filled Out and Signed Signature Title Date
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