ML20127B962
| ML20127B962 | |
| Person / Time | |
|---|---|
| Site: | Waterford  |
| Issue date: | 03/13/1978 |
| From: | J.A. JONES CONSTRUCTION CO. |
| To: | |
| Shared Package | |
| ML17198A241 | List:
|
| References | |
| FOIA-84-455 W-SITP-12, NUDOCS 8506220102 | |
| Download: ML20127B962 (6) | |
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ESASCO SERVICES INCORPORATED QUALITY J'
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i FREEDOM OF INFORMADON ACT REQUEST g p 2g 2 850222
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10:UJ CONSTic CT'0;! C0;U*tW PACE 1 OF 4 SITE.I:lSPECTION AND TEST "ROCED EE:
PROCEDURE NO.
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U-SITP-12 HCV NO. 6 TITLE:
BACKFILL AND COMPACTION INSPECTION DATE: 3/13/75 PROJECT TITLE:
WATERFORD SES UNIT NO. 3 CONTFJCT NO. U3-NY-4 1.0 PURPOSE To specify the inspection and surveillance activities that will be performed by J. A. Jones Construction Quality Assurance / Quality Verification personnel to assure that backfill is placed and compacted in accordance with approved drawings, specifications and procedures.
2.0 SCOPE This procedure governs the placing and compaction of backfill material for Waterford SES Unit No. 3, Phase 1 Concrete Construction.
3.0 DEFINITIONS 3.f Class, "A" fill shall be either sand containing no more than twelve (12) percent material passing a number 200 sieve or Pleistocene clay exca-vated from the plant island excavation. Clam shell used as surface material of construction, roads may be contained within either the sand or clay.
3.2 Class "B" fill shall be selected ' sand, silt, clam shell, clay, or some combination of these materials capable of practical compaction.
3.3 ' Location of Class "A" and Class "B" fill shall be as shoim or. Ebasco Drawing No. LOU-1564.G497 S01, " General Backfill Plan and Sections".
4.0 REFERENCES
//
4.1 J. A. Jones Construction Work Procedure, 4-WP-12, Backfilling and l
Compaction".
4.2 Ebasco Services, Inc. Specification No. LOU-1564.482, " Filter and i
Backfill".
4.3 Ebasco Drawing No. LOU-1564.G4'90, " Nuclear Plant Island Structure -
Construction Sequence".
5.0 R,ESPONSIBILITIES 5.1 Ebasco Servicon. Inc. is responsible for the furnishing of all backfill material and for all tcsting of backfill material and compacted backfill.
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C.? C,c::LTRUCTiC': COM2/WY PAGE 2 OT 4 i
l PROCEDURE N0.
i SITE INSPECTICN t."D TEST PROCEDUI4E:
ji-SITP-12 RE v. NO. B DATE-3/13/78 TITLE:
DACl: FILL A"D COMPACTION INSDCCTION l
FROJECT TITLE:
WATERFORD SES UtilT NO. 3 CONTRACT NO. W3-NY-4 J. A. Jones is responsible for the proper placing and compaction of 5.2 backfill in accordance with approved drawingc, specifications, and procedures.
5.0 INSPECTION l
The assigned Quality Verification Inspector (s) shall perform 100% inspec-g
- g j; tion as required on each fill area to assure that the requirements listed j
The inspector may observe more than one (1) " fill below are fulfilled.
l area" provided he bas an unobstructed view of each area.
t Material has been determined to be suitable by Ebasco and released 6.1 to J. A. Jones.
Backfilling is accomplished in the proper sequence in accordance with l
6.2 Ebasco Drawing No. LOU-1564.G490.
6.3. Base to receive backfill has been properly prepared and released E
by Ebasco.
6.4 Sand and clam shell for Class "A" fill is spread and leveled in layers not er.ceeding 15 inches prior to compactio6.
Class "A" sand backfill to be used in Class "B" areas shall.have a 6.5 maximum lift thickness of 15" before compaction.
Ciny for Class "A" backfill and material sel'ected from the excavation 6.6 for Class "B" backfill is placed in layers not exceeding 10" prior
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to compaction.
Fill materi,al is deposited uniformly over entire area being filled 6.7
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to a particular stage or level.
6.8 When required, fill material shall be dis-harrowed after spreading and before compaction to blend and aerate the material into a texture that can be consolidated into,a homogeneous mass by the compaction operations.
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'O::ES CC::ST".UCTIO:: CO.PA::Y PAGE 3 OP li g-l.5 TL I::""CCTIO:4 A::D TEST PROCELURE:
PROCEDURE !!0.
I U CTTP-
s REV. NO. 8
, TITLE:
BACKFILL A"3 CC: FACTION INSPECTION DATE: 3/}3/78 l
6 i
- PROJECT TITLE:
WATERFORD SES UNIT NO. 3. CONTRACT NO. W3-NY-4 N
i 6.9 Surface of each lift is kept reasonably smooth and free of ridges or groves.which would adversely affect proper compaction of sub-sequent lifts.,
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6.10 Hauling equipment, to the extent possible, shall use different paths from each.other in order to aid compaction of.the entire area and to avoid overccmpaction of any given area.
l 6.11 If area to receive fill is an original excavation, or compacted mcre than two days previously, surface shall be cleaned of all loose debris and improperly compacted material and cut to fresh material in addition, area shall then be proof rolled and accepted before subsequent backfilling.
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6.12 When two sections of fill join, ' fill placed first must have its slope shaved a minimum of three feet to expose undistrubed compacted I
material.
6.13 Compaction is achieved with proper' equipment. operation and proper speed.
6.14 Compaction is reasonably unifo,rm within any one layer over entire area.
_ 6.15 All layers are compacted to full width. -
I 6.16 Backfill placed against building walls shall be compacted starting nearest the walls and proceeding outward.
l 6.17 In restricted areas, fill material is not placed in lifts greater than 9
12" deep, and material is not greater than 3" in size.
6.18 Reasonable care is taken to protect waterproofing membrane boards.
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6.19 Backfill placed against waterproofing membrane boards does not contain any particle greater than h" in size.
6.20 No fill is placed during heavy rain or on top of or into a pool of l
water.
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J. A. J0::1.S CC::STRUCTICS COMi%: 7 PACEh cy 4 i
.i SITE INSPECTIO:: /J:D ';LST 12ROCEDURI.:
PROCED' IRE NO.
U-"TP-19 REV. NO. 8
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,IITLE:
BACKFILL AND COMPACT!Ot' INSPECTICN DATE:
?/13/78 :
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l lPROJECTTITLE:
WATERFORD SES UNIT NO. 3 CONTRACT NO. W3-NY-4 I,
L 6.21 Compaction test is performed.
6.22 Surface of fill areas to be sloped to effect drainage away from building and into site drainage pattern.
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6.23 Where fill is placed against naturally existing material on slopes, I
the slope shall be cut a minimum of 6" to remove surface vegetation, desiccated material, rain gullies, and all other discontinuities.
6.24 No fill placed within 20' of the boundary between material being compacted and uncompacted material being placed.
7.0 DOCQENTATION The assigned Quality Verification Inspector (s) documents his inspection i;,
activities by filling out the Daily Backfill Inspection Report (Attachment l
g A).
Thic report sh:11 be filled cut for cach Inspector for cach shift 1
and fill location.
i 8.0 ATTACFJENTS 8.1 Daily Backfill Inspection Report l
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W-:i f TP-12 I
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At t acle.ecre t A Revir.lon U i
J. A. JOHE3 CO';STRUCT:0N COMPA"Y WATLal' odd SES UNIT NO. 3 U_AILY CACEFILL INPCCTTCN REPORT Q. ". Inspector Late Shift Fill Place.ent Area / Location
-S Verify:
Materials and Area Released Eb'asco Representative ACCEPT REJECT NA 1.
Spreading and Compaction Equipment 2.
Ease to receive fill is free of debris 3.
Fill material Dis-harrowed 4.
Surface of cach lif t reasonably free of ridges or groves I
5.
Hauling equipment using different paths 6.
Fill junctions cut minimum of three (3) feet
.7 7.
Fill material ploced in proper lif t thickness (Para.6.5).
.7 8.
Fill material placed in twelve (12) inch lifts in restricted areas (Para. 6.17).
.7 9.
Fill not placed within 20 feet of the boundary between materials being compacted and uncompacted materials being placed.
.7 10.
Fill not placed during heavy rain or into standing wa.ter 11.
Layers compacted to full width 12.
Compaction starts nearest walls and proceeds outward
. 7 13.
Waterproofing membrane protected during backfill operation (Para. 6.19).
14.
Compaction Test COMMENTS:__
t-7 Elev. From To Signature Q. V. Inspector (s)
Date 4
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