ML20127C032

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Issue F to Procedure QCIP-6, Concrete Preplacement Insp
ML20127C032
Person / Time
Site: Waterford Entergy icon.png
Issue date: 11/05/1976
From: Howard F
EBASCO SERVICES, INC.
To:
Shared Package
ML17198A241 List: ... further results
References
FOIA-84-455 QCIP-6, NUDOCS 8506220124
Download: ML20127C032 (11)
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. .l . WATERNRD STEAM ELECTRIC STATION - UNIT NO 3 FECEDURE FOR: Concrete .'Freplacemene-tzspection PROC. NO. OcTP-6 '

88 ISSUE

SUMMARY

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,, ISSUE /DATE PREPARED APPROVED RMARKS B

A/1-25 74 J F Gregory . 4.A @.+4- ~

Update of QC 4.0-4

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"B" Des 20' a d o 8/22/75 ,

g, y, n: v S B/9-12-75 C. Sette J. O. Booth a

as "C" DBAFT gF.* hr d/18e ,

Rantabered forms and revised g 10-28-75 form " Concrete Preplacement w Checklist Record".

f C/11-29-75 fF. Howard h.0-J. O. Booth Revised form " Concrete Preplace -

.pt _ / ment Inspection Checklist" g "D" Draft F. Howard To detette "the integrity of"

. 1-14-76 in Section 6.3.2.1. Revised g Form No. QCIF-6-2.

% D/1-21-76 F. How d i J. O. Booth Changed " evaluate" to " inspect

  • g gg in Par. 6.3.2.1.

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S "E" DRAFT F. H8vaid" / -

Revised Form No. QCIP-6-2. .

I 4 2 76 h F. Howard hOJ. O. Booth

  • l E/3-16-76 7 M -'

"F" Draft F. Howard Revised paragraph 2.2. 5.1.1, 10-13-76 6.3.2.1 '

Added Section Ro re ;d. B ~ /$$8%

F/11-5-76 F. How d W. C. Griggs Q y@

3 fr#[# M 55 PDR DE Fons - 'Asy-III-1-3 (10-13-75) FREEDOW OF INFORMArog

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ISSUE: ATERFORD STEAM ELECTRIC STATIO. - UNIT NO 3 PACC: 1 0F 7 1

1.0 FURPOSE 1.1 This procedure is intended to be instructions for those Quality Control inspection functions which are required before placement of concrete to ensure that a quality product is obtained. , ,

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2.0 SCOPE l 2.1 This procedure covers the inspection and check-off of ma the condition of the excavation, existing concrete surfaces j against which concrete vill be placed, forms, placing of reinforcing steel,and placing of embedded items prior to

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final clearance for concrete placement.

l as' F 2.2 The procedure includes those inspections required for release of 5 *"c'***="*"""**hi'*-"- 92 c == *= *******

or placement Designated Inspection is performed by Ebasco.

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3.0 REFERENCES

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u E 3.1 Dasco Specifications LOU 1564.472 - Concate Masonry.

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$ 3.2 E asco Specifications LOU 1564.473 - Concrete Rainforcing g Steel, Furnishing, Fabrication and Delivery.

! 3.3 Ebasco QCIF-4 ' Control of Concrete Materials and Mixes -

3.4 Ebasco QCIF Receiving Inspection, Storage and Testing g of Concrete Rainforcing Steel 5 3.5 Ebasco QCIF Inspection of Concrete Rainforcing Steel

% Mechanical Splices (Cadwelds) ss n 3.6 ACI Manual of Concrete Inspection g 4.0 DEFINITIONS y 4.1 None Q -

5.0 ESPONSIBILITY 5.1 The Quality control Civil Supervisor shall be responsible for implementing the requirements of _this pro _cedure.

F 5.1.1 He shall assign Civil Inspectors to perfo'ra concretir

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propiscenent inspection activities as defined iit'this

, procedure.

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FORM ND. ASF-III-1-4 (10-14-79) . - . -

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-( , ,._ l e EEASCO SERVICES INCORPOR""'ED . 18 0 . QCIP-6 ,

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. ISSUE: . cATEEFORD STEAM ELECTRIC STATI0h - UNIT NO 3 PACE: 2 0F 7 1

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's' I 5.1.2 He shall be responsible for reviewing test reports for acceptance.

'5.1.3 He shall be responsible for assuring that the inspection recults are properly recorded.

5.1.4 He shall ensure that there are no incomplete discrepancy or nonconformance reports pertaining to the area being prepared for placement of concrete.

g .5.1.5, He shall prepare Form DCIP 6-2, Concrete Preplacement g Inspection Checklist. In the preparation of this form,

he shall indicate which items are not applicable and which 5 items are to be complaced by the QC Inspector and/or the I Field Engineer.

E 5.2' h Quality Control Civil Engineer shall be responsible to provida technical assistance to the Quality Control Civil u Supervisor.

n S 5.3 h Quality Control Civil Inspector reports to the Quality y Control Civil Supervisor and is responsible for the inspection es of civil items of this procedure.

5.3.1 The Quality Control Civil Inspector shall coordinate

@ with the Field Engineer and with inspectors of other a

disciplines whereas the work is of a specialized nature.

5.4 h Quality Control Mechanical Inspector shall be responsible for 8 the inspection of mechanical items of this procedure,.

es y 5.5 h Quality Control Welding Inspector shall be responsible for sa the inspection of mechanical splices in reinforcing steel and l 5 for the inspection of welds on embedded pipe.

l 5.6 h Quality Control Electrical Inspector shall be responsible for the inspection of electrical items of this procedure.

gl ~5. 7 h Field Engineer shall be responsible for checking line and

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6.0 PRDCIDUEE 6.1 Excavation and Foundation 6.1.1 Dimensional IlH;ation of Excavation - The Field Engineer ,

shall verify that location of the excavstion has been '

checked.  !

i 6.1.2 Elevation of Principal Base Area - The Fiald Engineer j shall verify that the subgrada elevation, drainage slopes, and surface shapes have been checked. - . <

. _M Wt W ._ASF-III-1-4.(In 1 h70 _ - _ . _ _ ._ - - - --- - . - - -

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. ISSUE! . 4.TERFORD STEAM ELECTRIC.STATIOh - UNIT NO 3 PAGE: .3 0F 7 6.1.3 Condition of Soil Base Preparation - The inspector shall. ensure that the surface material comprised of soil, sand, crushed rock, clamshell,'etc.,is in

accordance with appli' cable drawing and specification requirements for type of material and thickness of layers and'is acce~ptdble by the Site Soils Engineer.

. . 6.1.3.1 Compaction - The inspector shall ensure that in-place density and moisture tests have been accepted by the Site Soils

. Engineer to assure required compaction requirements specified in the drawings and specifications. -

6.1.4 Pile Group Installation - The Field Engineer shall

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  • verify that the locations and cut off elevations of the pile group are in accordance with the design I** drawings.

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! 6.1.4.1 Number of Piles - The inspector shall verify d

that all piles have been installed in accordance j with the drawing requirements.

M 6.2 Concrete Surfaces I E, as- 6.2.1 Underlying Concrete Surfaces - The inspector shall ensure

h. that concrete surfaces upon which additional concrete will w be placed are approximately level and have uniform straight l edges at joint lines.

. 4.2.2 Surface Preparation - The inspector shall ensure that l concrete surfaces have been suitably cleaned and prepared 8 for placement of additional concrete in accordance with eo' the applicable drawings and specifications.

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M 6.2.3 ' Vertical Construction Joints - The inspector shall ensure that formed vertical construction joints with keyways have been cleaned and laitance removed. ,

J U 6.2.4 Wetting of Concrete Surfaces - The inspector shall ensure that existing concrete surfaces have been kept wet for a

period of two to four hours prior to placing new concrete and that water has been removed from depressions.
, 6.3 Forms l 6.3.1 Form Alignment - The Field Engineer shall verify form
alignment is in accordance with the applicable drawings and specifications.

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FORM NO. ASF-III-1-4 (In t hm .

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i 185UE: ' F . . TERFORD gTEAM ELECTRIC STATIOh ' UNIT NO 3 4f PACE: 4 OF 7 6.3.2 Form Installation - The inspector shall ensure that the form material and method of construction are satisfactory.

6.3.2.1 Bracing and Rigidity - The Field Engineer shall F

Tasufe that form panels have been secured together in sufficient locations and also' assure that bracing is '

. of sound structural integrity.  !

6.3.2.2 Form Material - Form faces for surfaces that will r ==in exposed shall be made of metal, plywood, or sized and surfaced lumber or other j g approved material.

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j g 6.3.2.3 Tia Rods - Appropriate provisions shall be made

as for removing ends at a depth of approximately 2

"4 one inch from concrete surface. Snap-type form

" ties with waterstop shall be installed where 5 s,ecified in the design dr ings and .,ecificacions.

j E 6.3.2.4 Tie Wires - Tie wires shall not be exposed in concrete surfaces or joints where water may 4

3 travel, unless approved.

E g 6.3.2.5 Form Oil - Form surfaces shall be clean and oil 5 tr*====== =ada 6*far* P lacement of any

./ reinforcement steel adjacent to the forms. Excess I

oil on forms and oil on embad-nts shall be removed.

g 6.3.2.6 , Chamfers and Fillets - Moldings shall be provided,

  • to produce chaefers or fillets on all exterior g corners and angles in the exposed structure and 5 **-intariar car =*r* whea *P*eifi*d in the 8 drawings or by the Engineer.

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g- 6.3.2.!...-Vertical Construction Joint Chamfers - On concrete H l surfaces which will remain exposed after erection 5 , of the structure, the construction joint edges

, shall be finished as specified in the specifications j h. or by the Engineer.

n 6.3.2.8 Form Joints - Joints in forms shall be horizontal

! l or vertical unless otherwise specified and shall be smooth, tight and unyielding. Forms placed against existing concrete shall be fitted tight without gaps and braced to preclude bulging and mismatched surfaces.

6.3.2.9 Eause of Forms - Used forms shall be repaired to

provide smooth and mortar-tight faces. Faces shall ,

be cleaned and reoiled before the succeeding 1

placement.

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_. . FouM.ND., AgF-III-1-4 (10-13-75) . ._. . . . . . ._

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4 6.3.3 Blockouts - The Field Engineer shall verify that all blockouts have been checked for location and elevation.

l 6.3.3.1 Blockout Dimensions - The inspector shall ensure that blockouts are dimensionally true

! . to the drawing requirements.

6.3.4 Preplacement Cleaning of Forms - The inspector shall

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i ensure that all dirt, wood chips, trash, water, etc.

has been removed and the cleanout opening closures have been emplaced prior to placement of concrete.

l g 6.4 REI)EFORQDgNT -

ss 4 "i 6.4.1 Installed Reinforcing steel .- The inspector shall 5 assure that the. installed reinforcing steel is in I conformance with the specifications and drawings g for grade, size, spacing and location. Chairs or supports fabricated by welding together extra  ;

reinforcing material or sertatural steel is u acceptable.

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!:! 6.4.2 Tie Wires - The inspector shall ensure that the

$ reinforcina steel is securely tied with wire to es! nreclude movement and shiftina durins placement of concrete.

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@ Caution: The sinspector shall ensure that no ,

welding or task welding was performed

], on reinforcing steel shown on design 5 drawings as parmanent items.

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. 6.4.3 Minimum Concrete Coverage - The inspector shall ensure g- that, unless otherwise specified in the drawings and I N and specifications, the reinforcing steel within the 5 forms will permit a minimum two inch overall concrete coverage with the exclusion of bars that will extend h into adjacent placements.

C 4 6.4.4 Overlap Splices - The inspector shall verify that the h ovorlap splice lengths and their locations are in accordance with the drawing requirements.

6.4.5 Machaaie=1 Splices - The inspector shall ensure that I

splicing of bars are made only at locations shown on the drawings. Mechanical splices (Cadweld) will be inspected in accordance with QCIP-9,and the inspector shall ensure that all aschanical splices have been accepted prior to placement of concrete.

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.. - ._FORI No t .ASF-III-1-4 (10-13-75L __ . . i. . . ._ _

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ISSUE:. . ..ATERFORD STEAM ELECTRIC STATIC.. - UNIT NO 3 PACE: .6 OF 7 i

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j j 6.5 EMBEDDED ITEMS

a. The inspector shall ensure that anchor bolts, drains, pipe l sleeves, piping, conduit, viring, flashing, manhole cover i i frames, sumps, instruments and all other embedded items i

.! are supported and firmly braced or tied before concrete is 1 i placed. Preparation of contact surfaces depends on whether l I

  • or not bond with concrete is required in accordance with drawings and specifications.
a j b. The Field Engineer shall verify that the location and i' elevation setting of all embedmonts have been checked.

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3 6.5.1 Floor Draining Piping - Shall be installed complete

$ with all connections made and drains set to grade, i slope and elevation requirements as specified in the g- applicable drawings.

3 6.5.2 Pressure Piping - Shall be installed complete with 2 all welded and mechanical connections made in

$ conformance with applicable codes, specifications

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- - and drawing requirements.

'5 g 6.5.3 Electrical Conduit - Shall comply with the sizes 3, and location requirements specified in the drawings.-

l N 6.5.4 Cround wire - Shall be installed in place as specified d.

in the drawings.

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5 6.5.5 Anchor Bolts - Shall be enolaced accurately to the

g. drawins reouirements for location, elevation,and R aliennent. Anchor bolt threads shall be suitably O protected to preclude damsge during placement of S. . concrete.
s 6.5.6 Embedded Plates - Shail__,b,e emplaced,as per plan and M flat to the placement surface plane.

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H 6.5.7 Pine Sleeves - Shall be installed with ends of sleeves set relative to concrete surfaces as soecified in E applicable drawinns.

6.5.8 Penetration Sleeves - Shall'be accurately located for elevation and aliennent. Open ends shall be enclosed with sturdy olywood covers. or eouivalent, to preclude entry of concrete residue and trash.

6.5.9 Expansion and Contraction Joints - Shall be installed as specified on the drawings or in the specifications.

6.5.10 Waterstop - Shall be installed in accordance with drawing requirassents.

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. . .- . _ _E.* AgF-III-1-4 (10 13 75) , . _ . _ _ . _ . . - . _ . ...

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, ISSUE: ,

. ATERFORD STEAM EI.ECTRIC STATIOi, - UNIT NO 3 PACC: 7 OF 7 6.6 Documentation l

l 6.6.1 Quality Control Documentation - A document titled Concrete Preplacement. Checklist Record, Form No.

  • QCIP-6-1, shall be provided by the Quality Control I Civil Supervisor. .This card shall be maintained near the placement to provide a constant status l ,

check for concrete placement preparations and is a Quality Control document; it shall be signed by

the m=14ev l'antrol Civil Suoervisor_when he is satisfied that concrete placement may proceed.

g But, if placement is not made within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />, the 5 Quality Control Civil Supervisor must again

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satisfy himself that the Quality Control features for that placement have been maintained and must again sign the card.

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$ 6.6.2" A Concrete Preplacement Inspection Checklist Form No.

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QCIP-6-2, shall be completed by the QC Inspector.

Acceptance of applicable items shall be indicated l h g by initials and dates. Items which are applicable but which 5 . were not inspected shall be identified by notation "Not

' Inspected" in the Remarks column.

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v E . 6.6.3 The Inspector shall report inspection discrepancies in "i accordance with ASP-III-ll to the Quality Control

$; Civil Supervisor.

5 7.0 ATTACIDENTS

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- 7.1 Poru No. QCIP-6-1, Concrete Preplacement Checklist Record fg . 7.2 Poru No. QCIP-6-2 Pages 1 of 2 and 2 of 2, Concrete Preplacement Inspection Checklist

$. F 8.0 INSPECTION AND TESTINC DESIGNATION E

z All inspections required by this procedure for release of all concrete M placements shall be performed under the direction of the Ebasco Senior

@ Quality Control Supervisor or his designee.

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. __ .._F010L NO. . ASP-T.tht 4.,11 n.1 hm -_ _ _ _ .. _ . . _

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. o WATERFORD STDF. ELECTRIC STATICN 1920 - 1165 .W INSTALLATION - UNIT No. 3

CONCFITE PREPLACDIENT CHECKLIST RECORD r 1 ,

, Location: I Elevation: to Placement No. ,

DetaiA=d

Description:

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CottTRACTOR INSFECTOR IN Time Data Inc. Time Date Inc.

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] Sandblast /Greencut/ Foundation Treatment i

Forms (Line and Grade) ,

Blockouts. Keys. Waterstop, etc. I Rainforcina Steel .

i Anchor Bolts. Embedded Steel Electrical Mechamiesl Final M man-up l

. Remarks:

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l Approved for Flacing Time Date Contractor's Representative.

Approved for Flacing Time Date Ebasco's Q.C. Representative 1

(See Reverse Side for Instructions) '

I QCIF-6-1 (11-29-75) ,

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3 Plcc:.nent No.

WAIERFORD STEAM ELECTRIC STATION i

. 1980 - 1165 MU INSTALLATION - UNIT NO. 3 CONCRETE PREPLACEMENT INSPECTION CHEC'C.IST f

8 I EM DESCRIPTION l

LOCATION ELEVATION TO i

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i DRAWING NUMBER REV. SPECIFICATION UO. REY.  :

NOMENCLATURE 1/ ACur.nr.U N/A REMARKS

!. I' /E INTd DATE ,

6.1 EXCAVATION AMD FOUNDATION

.1 Dimensional Imcation of Excavation

.2 Elevation of Principal Base Area

. .3 Condition of Soil Base Preparation

.4 Pile Group Installation

.4.1 Number of Piles

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l 6.2 CONCRETE SURFACES

.1 Underlying Concrete Surfaces

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.2 Surface Preparation

.3 Vertical Construction Joints

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.4 Wetting of Concrete Surfaces

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! 6.3 FORMS

.1 Form Alignment i .2 form Installation

.2.1 Bracing and Rigidity l .2.2 Form Material 1

.2.3 Tia Rods

.2.4 Tie Wires .

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.2.5 Form 011 /[ [ '

.2.6 Chsafers and Fillets (( [

.2.7 Vertical Const. Joint Chaufers (( ,

.2.8 Form Joints j .2.9 Reuse of Forms ,

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Form ils, f1CIP-6-2, Page 1 of 2 (2-12-76) .

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m CONCE. 4 PREPLACEMENT INSPECTION CHEC. .ST I e NOMENCLATURE I/ ACCEPTCD 'N/A REMARKS a  !

/E Ilfr. DATE 6.3.3 31ockouts (( [

.1 Blockout Dimensions

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l l 6.3.4 Preplacement Cleaning of Forms

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6.4 REINFORCEMENT

.1 Installed Rainforcing Steel f

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.3 Tie Wires Minimum concrete Coverage

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.4 overlap Splices

.5 Mechanical Splices

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6.5 EMBEDDED ITEMS l l l

.1 Floor Drain Piping

.2 Fressure Piping ,

a Location l

.3 Electrical Conduit

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.4 Ground Wire

.5 Anchor Bolts

! .6 Embedded Plates l'

j .7 Fipe Sleeves

! .8 Penetration Sleeves

.9 Expansies and Contraction Joints

.10 Waterstop

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I - Indicates required by QC Inspector .

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E - Indicates required by Field Engineer l

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j M h. QCIP-4-2, Page 2 of 2 (2-12-76), .

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