ITP for Storage Tank

Prepared By :

Tank No.

: T-30A1 Legend :

ITP NO.

INSPECTION AND TEST ITEMS

QUALITY CONTROL PLAN

Date :

17-Aug-11

INSPECTION AND TEST PLAN FOR STORAGE TANK

REV :

A

(ALUMINUM DOME ROOF / INTERNAL FLOATING COVER (FULL FACE CONTACT)) I = Inspection by visual, II = Inspection by Surveillance, III = Inspection by Measurement, IV = Inspection by Testing, P = Prepare, R = Review Record, A = Approve Record, W = Witness, ( ) = Spot,

ACCEPTANCE CRITERIA

APPLICABLE CODE/STANDARD

ITP METHOD

SAMPLE SIZE / FREQUENCY

ITP METHOD / BY 3rd-Party

Signature

Date

RECORD FORM No.

[ ] = Random, H = Hold Point

REMARKS

Shop Fabrication 1.0

Material

1.1 Incoming Inspection (a) Material Spec. and Grade (b) Yield and Tensile Strength (c) Chemical Composition (d) Plate Size & Physical Condition

1.2 Identification and Traceability

1.3 Storage and Handling : (a) Materials (b) Welding Consumables

2.0

WPS / PQR / WQT Certs

3.0

Pre-fabrication

3.1 Dimensional Inspection : Shell, Roof, Bottom , Annular Bottom, Roof Annular, Reinforcing Plate, etc. (a) Layout, Marking and Cutting (b) Edge Preparation (c) Curvature and Surface

Compliance with para.5 of project spec. No. DEP 34.51.01.31 GEN. and & EN 14015 - Check purchase requisition against D/O and order spec. - Compliance with the Code requirement. - Thk.tolerance specified thk., PO / code - No flattening, thining, flaw, and injurious defects on the surfaces and cut edges. - Check plate ID such as heat no., plate no., and thickness against Mill Certificate. - Timber piece req'd, never direct on ground and proper handle to avoid mechanical damage. - Shall be kept in a clean/dry area & proper handle to avoid physical damage and contamination. Compliance with ENTS-QWI-09(Issue no.04) and Sex.IX of the ASME Code and PO/ Spec. requirments Compliance with project spec. No. DEP 34.51.01.31 GEN.

-DEP 34.51.01.31-GEN. -EN 14015 : 2004 -EN 10029 : 1991

-Para 6.1.8 EN 14015 : 2004 & Table 1 EN 10029 : 1991

To be accomplished on each surveillance Visual

100% of incoming goods (below 5 pcs per one item)

I, II

[I]

-

Mill Cert. of Materials

Vernier Caliper or UTM Gauge Visual

6 points of each steel plate

I, III

(R)

-

QA-F06B

Throughout fabrication

-Para 15.4 EN 14015:2004 Visual

All pressure retaining parts

P

R

-

QA-T-33

-Para 15.3 EN 14015:2004 Visual

Throughout fabrication

II

R

-

None

II

[ II ]

-

As per TREL11402-WP-005

IV, P IV, P

R, A R

A

QA-W-00, QA-W-02

I, II, III, IV, P

[W]

-

QA-T-01, QA-T-02, QA-T-03 QA-T-20

TREL-11402-WP-005

-ENTS-QWI-09 -ASME SECTION IX

Visual

Before and after removal from manufacturer's package All applicable welding process(es) TOP approved NDE companies

-DEP 34.51.01.31-GEN -DEP 64.51.01.31-GEN.

- Dimension shall be within the following tolerance:- Max.allow. tolerance for difference in diagonal of shell plate : 3 mm. - Tolerance within ± 2 mm. in length. -Tolerance within ± 2 mm. in width. - O.D., width & length tolerance for reinforcing plate : ± 3 mm. - Tolerance within ± 2.5º in single bevel. - Plate thickness up to 12.5 mm.Max.16mm differences between design and the as built profile

-EN 14015 : 2004

-Final thickness of the plate shall not be less than 95% of the plate thickness

-Para 15.7 EN 14015:2004

Measuring Tape

-Para 15.5 EN 14015 : 2004 -Para 15.5 EN 14015 : 2004 -Para 15.5 EN 14015 : 2004

Full inspection

Template, Measuring Tape QA-T-05

-Para 7.4e(3) TREL11402-MP-001 Weld Gauge -Table 25 EN 14015 : 2004 Sweep Board 1 m long

Page 1 of 6

visit for which the activity is applicable

Prepared By :

Tank No.

: T-30A1 Legend :

ITP NO.

INSPECTION AND TEST ITEMS

3.2 Marking Inspection (a) Third Point Punch Marking (b) Pre-fabricated Material Identification (piece mark)

3.3 Manhole & Nozzle pre-assembly with Flange & Cover

3.4 Other Components(Internal pipe w/c supp't, sump, vortex breaker, spiral stair-way, roof handrail, roof walkway,roof way, water spray system, topangle, earth piece, cable conduit,support, settling level mark, gussets,name plate bracket, anchor chair,jacking up bracket, riser pipe,internals and other structural etc. 3.5 Heating coils-Shop welding if any 4.0

Shop Post Weld Heat Treatment (PWHT) (Shell with nozzles, t ≥ 25 MM or D > 300 MM)

QUALITY CONTROL PLAN

Date :

17-Aug-11

INSPECTION AND TEST PLAN FOR STORAGE TANK

REV :

A

(ALUMINUM DOME ROOF / INTERNAL FLOATING COVER (FULL FACE CONTACT)) I = Inspection by visual, II = Inspection by Surveillance, III = Inspection by Measurement, IV = Inspection by Testing, P = Prepare, R = Review Record, A = Approve Record, W = Witness, ( ) = Spot,

ACCEPTANCE CRITERIA - As per AFC. drawing and EN 14015 : 2004 (a) Shall be punched on the inside top edge in every 1/3 plate length. (b) Markings, such as number of tank, piece, die-stamping heat, and thickness. (ccourse, ) Low stress min.radius of 0.25mm. ,not suitable for plates less than 6mm.thick - Manhole tolerance: ID.min.600mm. - ±3 mm for O.D. of flange and neck. - +3 mm / -0 mm for flange Thk. - ±1º for inclination of flg. face to neck. Nozzle tolerance : - ±0.5º for inclination of flg. face to neck. - As per AFC drawing and EN 14015 : 2004

APPLICABLE CODE/STANDARD -Para 15.4 & 15.11 EN 14015 : 2004

ITP METHOD Visual

Shell plates section

Visual

All primary components

Square, Measuring Tape

After welding

Square, Weld Gauge, Measuring Tape

Full inspection

- Dimension check & Tolerance as per drawings - EN14015 : 2004 Measuring Tape - Visual & 100% RT Per approved drawing Visual - Para 18.10 EN 14015 : 2004 Visual a) No. of thermocouple & location Thermocouple b) Temperature / recorder

Full Inspection Full Inspection

-Para 7.4e(3) TREL11402-MP-001

c) Holding time d) Calibration / certification 5.0

Shop Examination of Welds (a) Visual Inspection of Weldment, final visual, dimension checks. (b) PT or MT - Temporary & Permanent attachment

6.0

Painting Inspection (External) ( Under Bottom, shell, roof and structure steel) (a) Surface Preparation (b) Primer Coat

SAMPLE SIZE / FREQUENCY

- As per AFC. drawing and EN 14015 : 2004 - Accordance with Table 32-Imperfection acceptance criteria - Shall accordance with Table 29, EN14015 : 2004 - Accordance with Table 32-Imperfection acceptance criteria

- As per para. 3 of project spec. no. DEP 30.48.00.31-GEN. & TOSS-48-001 - As per appendix 1 & 2 of project spec. no. DEP 30.48.00.31-GEN. and TOSS-48-001

ITP METHOD / BY

Signature

Date

RECORD FORM No.

I, II P

[I] R

3rd-Party -

III, P

[ III ], R

-

QA-T-04

I, II, III, IV, P (W), R

-

QA-G-01,QA-S-01

-

PWHT Chart

[ ] = Random, H = Hold Point

REMARKS

QA-T-33

I, III, P R I, II, III,

[W] R I, W, R

I, III, P

(W)

IV, P

(W), R, A

-

PT or MT report

I, III, P

[W]

-

QA-F-11B

Min. TC of 3 pcs Heating