EXW-P015-0000-QM-LNT-IT-00066 Rev CB

PROJECT : DESIGN & CONSTRUCT ALWAKRAH BYPASS ROAD P015 , DOHA-QATAR

PROJECT ID: IA 12/13 C 049 STITP No.:

EXW-P015-0000-QM-LNT-IT-00066 Rev CB

Inspection & Test Plan: 3x220kV DUCT CROSSING AT 11+125 of 4

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Description of works/activity/characteristics

Applicable specification and clause reference

Type of Check

Frequency ofinspection

and/or testing

Acceptance Criteria The verifying records

Level of Control Required Responsibility for signature(s)

on verifying records

Sub C

L&T ENGTPI/TPL

Legends L&T = Larsen & Toubro Limited – Infrastructure IC

SE = Section Engineer/Site Engineer

ME = Material EngineerNA = Not ApplicablePQP WP = Project Quality Plan Procedure

Level of Control:

KM- KHARAMAA SIS - Service Information SheetPTW- Permit to Work

DR = Document ReviewT = Test ConductionMTC = Manufacturer Test CertificateMAN = Material Arrival Notification.DN = Delivery Note = Manufacturer Test Certificate

Sub C = Subcontractor QCE = QA/QC Engineer

QCM = QA/QC Manager H = activity to be inspected/ signed-off by relevant prior to the next activity

S = Surveillance

CM = Construction Manager, SM = Section Manager PE = Project Engineer

ENG = Engineer’s Representative

TPI/L = Third Party Inspection/Laboratory

W = activity may proceed with or without inspection by relevant party

C = Inspection ,Testing & Control on activity

(Applicable Method Statement: Method Statement - EXW-P015-0000-EE-LNT-MT-00103)

1 Prequalification of Subcontractor

PQP WP 10Document

ReviewBefore start of work

QCS 2010 :S1 :P7 & Project Specification

ENG approval

Transmittal Form

LTCD/QMS/PLAN/01

H H QCM /ME/ CM/SM and

ENG

2

Submission:2.1 Method Statement 2.2 Drawing – IFC/ Shop Drawing2.3 Material Submittal2.4 Stakeholders approvals2.5 Work Permits (prior to start related activity)

PQP WP 11 Document Review

Before start of work

Approval Consent from Engineer’s Representative

ENG approval

Transmittal Form

LTCD/QMS/PLAN/01

and Stakeholders Approval

C & H H HQCM /ME/ CM/SM and

ENG

3 MATERIAL INSPECTION & TESTING

QM-LNT-IT-00066-Rev.CB Date: 26.04.2015





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Type of Check


and/or testing




Sub C

L&T ENGTPI/TPL

3.1HDPE Pipes and Fittings, Joints

QCS 2010 Section 8, Part

3 Project Specification, Manufacturer

ITP

Document Review/Inspection and

Testing

MTC review for each delivery

As per QCS 2010 Section 21 Part 30,(as per applicability) and Project Specification

Test reports as per Supplier ITP

C & H H H

ME / QCE / QCM and

ENG

3.2 Lean Mix ConcreteApproved Shop /IFCDrawing

Mix Design Review of Supplier

Once for each Supplier

As per Approved Shop Drawing/IFC Drawing

Supplier’s Mix Design

C & H H H

3.3 Pulling RopeApproved Shop /IFCDrawing

MTC Review

Each SourceAs per Approved Shop Drawing/IFC Drawing

MTC C & H H H

3.4 Concrete SurroundApproved Shop /IFCDrawing

Mix Design Review of Supplier

Once for each Supplier

As per Approved Shop Drawing/IFC Drawing

Supplier’s Mix Design

C & H H H T

3.5

Selected Backfill from excavation or imported fill material (if applicable)

Approved Shop/IFC Drawing

Test1000 cubic meter

As per QCS 2010 S8:P2 & KM Standard, Approved Shop Drawing.

Test Report

C & H H H T

3.6 Warning Tape

As per QCS 2010 Section

21 Part 30 Cl 30.2.7

MTC Review

Each SourceAs per QCS 2010 Section 21 Part 30 Cl 30.2.7 and Drawing

Supplier’s Test Report

C & H H H

3.7 1000G Polythene sheetAs per QCS 2010

MTC Review

Each Source As per KHARAMAA StandardsSupplier’s Test Report C & H H H

3.8Storage & Handling of Pipe/Materials

QCS 2010Visual

inspectionEach Source

As per QCS 2010, KM Standards & Manufacturer’s Recommendation.

DN C & H H H

4 TRIAL HOLES (if Required) – Refer ITP QM-LNT-IT-00018

PE/SM/CM and ENG

5 TRENCH EXCAVATION

5.1Survey & Setting out works for alignment

Refer ITP : EXW-P015-0000-QM-LNT-IT-00051






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Type of Check


and/or testing




Sub C

L&T ENGTPI/TPL

5.2 Mark out line QCS 2010 S21:P30 Inspection

Ahead of trench excavation

Confirm the lines, dimension and depth as per approved shop drawing

Survey IR Form

C & H H HSurveyor & ENG

5.3Record of Existing Ground level

QCS 2010 S6:P1 Cl 1.3 IR

Every 50 meters

Survey IR Form

C & H H HSurveyor & ENG

5.4

Identification of utilities, Protect, Relocate, Demolition and removal of Existing utilities upon Approval from Authority

QCS 2010 S 2 P2, S6 P 11,

S8:P4Inspection

Ahead of trench excavation

Identify the existing utility and removal as per stakeholder requirements

IR Form C & H H H

PE/SM/CM/ ENG

5.5 Excavation QCS 2010 S 6 P3 Inspection Each section

Approved Shop drawing, method statement

IR Form C & H H W

5.6

Width , depth and bottom preparation of Trench and their side supporting if required

QCS 2010 S:8 P:2 Cl

2.2.6

Visual Inspection/Test/Measuremen

t/IR Survey

After Trench Excavation

Firm Bottom as per Approved Shop Drawing having 95% compaction of MDD if strata is soil

Approved Shop Drawing/FDT Report

C & H H H T

6 DEWATERING IF APPLICABLE : Refer ITP: EXW-P015-0000-QM-LNT-IT-00055

7 DUCT BANK/ SLEEVE PIPE INSTALLATION

7.1

Filling the extra excavation depth with Flow able Lean Mix Concrete & Inspection

Approved Shop Drawing

DR Each DNFlow able Mix specification and as per Approved Shop Drawing

DN C & H H W

7.2Bedding Preparation & Inspection


Inspection/ Test

One SectionAs per Approved Shop Drawing, Compaction with Plate compactor

IR-Works C & H H H

7.3HDPE Pipe laying, joining with concrete cradle support.


Temperature, Pressure with

TimeEach joint

Approved Method Statement/ Manufacture’s recommendation

IR-Survey C & H H SSurveyor &

ENG

7.4 Duct Profile Approved Shop Drawing

Inspection Each Section Approved Method Statement IR-Survey C & H H H






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Type of Check


and/or testing




Sub C

L&T ENGTPI/TPL

7.5Pulling Rope placing in side duct while jointing the pipe

Approved Shop

Drawing / Method

Statement

Inspection Each Section

6mm diameter nylon rope placed inside the duct with 2m extra length tie with rod. / As per Approved Shop Drawing

IR-Works C & H H H

7.6Formwork (if applicable ) and Concrete Surround pipes - Casting

Approved Shop

DrawingRefer ITP: EXW-P015-0000-QM-LNT-IT-00004 and ITP: EXW-P015-0000-QM-LNT-IT-00052

8Backfilling with suitable fill material ( if applicable)

QCS 2010 IR1 test every 20m on Each Layer.

As per Approved Shop Drawing, Compaction of 95% of MDD for each layer

FDT Report

C & H H H T

9Duct Final Inspection by mandrel

Method Statement

Inspection Each Section As per method statement IR-Works C & H H H

Name : Signature: Position Date:

Prepared by: Binu John QA/QC Manager 26/04/2015

Reviewed by: Gica Pricop Head QA/QC 26/04/2015

Authorized by: Manuel Abella Project Director 26/04/2015

Approved by Engineer’s Representative


EXW-P015-0000-QM-LNT-IT-00066 Rev CB

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