Method Statements Civil PDF

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CIVIL CONSTRUCTION TECHNOLOGYMETHOD STATEMENTS1 EXCAVATION2 BACKFILLING3 REBARS4 FORMWORK5 CONCRETE WORK6 CAST INSITU PILING7 SLIP FORMONG8 PRECAST CONCRETE9 BRICK MASONARY WORK10 CEMENT PLASTER11 FLOORING12 ROAD PAVEMENT13 WATER PROOFING14 EMBANKMENT CONSTRUCTION15 PAINTINGnullDoc No: IP/MS - 01 EX...

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CIVIL CONSTRUCTION TECHNOLOGY

METHOD STATEMENTS

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

EXCAVATION BACKFILLING REBARS FORMWORK CONCRETE WORK CAST INSITU PILING SLIP FORMONG PRECAST CONCRETE BRICK MASONARY WORK CEMENT PLASTER FLOORING ROAD PAVEMENT WATER PROOFING EMBANKMENT CONSTRUCTION PAINTING

Doc No: IP/MS - 01 EXCAVATION

Rev: 01 Page: 1 of 4

METHOD STATEMENT FOR EXCAVATION

01

Introduction of HSE Instructions

12 Oct, 04

M. Ashraf

MSC

AKK

0

Method Statement for Excavation

24 July, 03

M. Ashraf

MSC

AKK

Rev. No.

Details Of Revision

Date

Prepared by Checked by

Do not Duplicate, Controlled Copy If Stamped In Red Descon Engineering Limited

Approved by

Doc No: IP/MS - 01 EXCAVATION

Rev: 01 Page: 2 of 4

1. OBJECTIVE The objective of this method statement is to provide general guidelines for the excavation. 2. SCOPE This method statement covers the excavation activities at all project sites. 3. REFERENCES Construction drawings & specifications 4. DEFINITIONS N.S.L HSE CAR QIP S.O.P

Natural Surface Level. Health, Safety and Environment Corrective Action Request Quality Inspection Plan Standard Operating Procedures

5. RESPONSIBILITIES Construction Manager shall be responsible for implementation of this method statement. 6. PROCEDURE 6.1

Quality Inspection Plan (QIP) specific to project requirements shall be made and inspection activities shall be recorded either on the formats as given under “Related Documents” or those supplied by Customer.

6.2

Survey the area and mark the excavation layout and slope cut stakes as per excavation plan.

6.3

Determine the ground level and depth of excavation required.

6.4

Submit request for joint inspection of N.S.L and layout of area to client/consultant.

6.5

Ensure the safety requirement as per Loss Prevention S.O.P.

6.6

For deep/loose excavations provide proper shoring with planks/sheets as required.

6.7

Isolate the area to be excavated manually/mechanically as per requirements.

6.8

Remove the excavated material on sides of trenches or dispose by to designated barrow areas as required.

6.9

Frequently check the dimensions/levels of excavations as per drawings to avoid over cutting, as work proceeds.

6.10

Dress/compact the bottom of excavation as per requirement & specifications if required.

6.11

Submit request for final checking/approval by Customer/Consultant as required.

Do not Duplicate, Controlled Copy If Stamped In Red Descon Engineering Limited

Doc No: IP/MS - 01 EXCAVATION

Rev: 01 Page: 3 of 4

6.12

In case of non-conformity at any stage of inspection the segregation shall be covered by method statement No. QA&QC/MS-02 and Corrective Action Request (CAR) shall be raised as per standard operating procedure No. QA&QC/SOP-04.

7. TOOLS AND EQUIPMENTS Survey Equipment, Drill Machine, Explosives & Detonators (for hard rock excavation), Dozer with Ripper, Front End Loader, Dump Truck, Wheelbarrows & Hand Tools 8. HSE INSTRUCTIONS 8.1

Prior to excavation, a survey must be carried out to find the presence of underground utilities. Identification of overhead lines and other obstructions.

8.2

Only rigid & fixed barriers will be provided for edge protection on excavations.

8.3

Tracks used for removal of soil shall be controlled and sited by banks man.

8.4

Excavated soil shall be stacked a minimum distance of one meter from the excavation edge.

8.5

All shoring shall be constructed of materials capable of with standing collapse and shall be adequately edge.

8.6

The excavation shall be provided with built stair cases or ladder @ 8 meter intervals as means of escape.

8.7

The walkways of minimum of 600 mm wide shall be placed across trenches where access is required.

8.8

Uncovered services and utilities will be adequately supported.

8.9

Minimize the soil erosion.

8.10

All hole ditches and sumps should be back filled to prevent the subsurface water from contamination.

8.11

Periodically water sprinkling to prevent from dust arias.

8.12

Keep your environment clean.

9. RELATED DOCUMENTS 9.1

Related Drawings / Customer’s Specifications.

9.2

QA&QC/FRM-166

Survey Report

9.3

QA&QC/FRM-185

Inspection Timing Sheet

Do not Duplicate, Controlled Copy If Stamped In Red Descon Engineering Limited

Doc No: IP/MS - 01 EXCAVATION

Rev: 01 Page: 4 of 4

9.4

QA&QC/FRM-199

Material Approval Form

9.5

QA&QC/FRM-08

Corrective Action Request

Do not Duplicate, Controlled Copy If Stamped In Red Descon Engineering Limited

Doc No: IP/MS - 02 Rev: 01

BACKFILLING

Page: 1 of 4

METHOD STATEMENT FOR BACKFILLING

01

Introduction of HSE Instructions

12 Oct, 04

M Ashraf

MSC

AKK

0

Method statement for Backfilling

24 July, 03

M Ashraf

MSC

AKK

Do not Duplicate, Controlled Copy If Stamped In Red Descon Engineering Limited

Doc No: IP/MS - 02 Rev: 01

BACKFILLING

Page: 2 of 4

Rev. No.

Details Of Revision

Date

Prepared by

Checked by

Approved by

1. OBJECTIVE The objective of this method statement is to provide general guidelines for backfilling and compaction of earthwork with approved material. 2. SCOPE This method statement covers the activities of backfilling and compaction at all project sites. 3. REFERENCES Construction drawings & specifications 4. DEFINITIONS M.D.D

Maximum Dry Density

HSE

Health, Safety and Environment

CAR

Corrective Action Request

O.M.C

Optimum Moisture Content.

QIP

Quality Inspection Plan

5. RESPONSIBILITIES Construction Manager shall be responsible for implementation of this method statement. 6. PROCEDURE 6.1 Quality Inspection Plan (QIP) specific to project requirements shall be made and inspection activities shall be recorded either on the formats as given under “Related Documents” or those supplied by customer. 6.2 Locate the source of required material as per project drawings/specifications and get it approved by customer. Use Doc. No.QA&QC/FRM-151 to 153. 6.3 Establish the M.D.D/O.M.C for the material in the laboratory and get it approved by customer. Use Doc. No. QA&QC/FRM-154. 6.4 Place the approved material as per project specification. The thickness of layer should not exceed the specified limit. 6.5 Mix the water uniformly in such a manner so that it should not exceed +/- 2% of O.M.C or as specified in project specifications. 6.6 Compact the material with specified equipment to required % of compaction. The number of passes ascertained during test run should be observed and utilized to get the maximum efficiency.

Do not Duplicate, Controlled Copy If Stamped In Red Descon Engineering Limited

Doc No: IP/MS - 02

BACKFILLING

Rev: 01 Page: 3 of 4

6.7 Submit the request to customer/consultant for approval. 6.8 Check the compaction of compacted layer jointly. Use Doc. No. QA&QC/FRM-155 to 156. 6.9 Complete the record using Doc. No. QA&QC/FRM-162 to 163. 5.10 Repeat the procedure till final levels are obtained. 5.11 In case of non-conformity at any stage of inspection, the segregation is covered by method statement No. QA&QC/MS-02 and Corrective Action Request (CAR) shall be raised as per standard operating procedure No. QA&QC/SOP-04. 7. TOOLS AND EQUIPMENTS Dozer, Front End Loader, Dump Trucks, Graders (if required), Bowzer, Roller (vibratory), Compactor, Wheelbarrows & Hand Tools. 8. HSE INSTRUCTIONS 8.1 Work Permit will be obtained (if required) before backfilling and work to be supervised by a competent person assigned by site authority. 8.2 Workers will use Personal Protective Equipment (hard hat, gloves, goggle etc.) 8.3 Backfilling and removal of trench supports shall be accomplished first by backfilling up a level allowing for the removal of the lower braces. Another layer of backfill shall be placed in the trench to the next layer of braces to be removed. 8.4 Removal of trench supports shall progress together with the backfill from the bottom of the trench. 8.5 In unstable soil, ropes shall be used to pull out the jacks or braces from above after workers have cleared the trench. 8.6 All excavations shall be backfilled and compacted and the surface shall be left in good condition as soon as practicable. 8.7 The working area should be cleared of items that may cause injury during work. 8.8 To avoid fall of the persons, the area to be backfilled will be flagged off and lighted barricades installed to inform others if the area is left open overnight. 8.9 The area to be filled close to a road transited by motorized vehicles will be protected with concrete barriers to prevent vehicles from driving off into the area. 8.10 Walkway Bridge will be installed if workers need to go over the area to be filled to reach their work areas. A bridge will be built at least 36 inches wide with railings and toe boards. 8.11 Any structure of steel/concrete/wood work already present in/and around the area will be protected during Backfilling operation. Do not Duplicate, Controlled Copy If Stamped In Red Descon Engineering Limited

Doc No: IP/MS - 02

BACKFILLING

Rev: 01 Page: 4 of 4

8.12 Back-mirror along with the banksman must be used if backfilling is done by reversing dumpers etc. 8.13

The area will be assured free of workers, tools etc. before backfilling.

8.14

Personnel will be kept clear of machinery whilst it is in operation, at a minimum safe distance of 5 meter.

8.15

Properly insulated and nonconductive tools should be used for electric work.

8.16

Minimize the disturbances to the natural drainage system.

8.17

Any liquid fuel spills and accidental waste disposal should be avoided and properly cleaned up.

8.18

Minimize the soil erosion.

8.19

Preserve your natural environment.

9. RELATED DOCUMENTS 9.1

Related Drawings/Customer’s Specifications.

9.2

QA&QC/FRM-151

Gradation

9.3

QA&QC/FRM-152

Particle Size Distribution.

9.4

QA&QC/FRM-153

Determination Of Atterberg Limits.

9.5

QA&QC/FRM-154

Moisture Density Relationship Of Soil.

9.6

QA&QC/FRM-155

Density Soil In Place By The Sand Cone Method.

9.7

QA&QC/FRM-156

Bulk Density And Mass Of Sand In Cone.

9.8

QA&QC/FRM-161

Soil Compaction Check List

9.9

QA&QC/FRM-162

Building Works Inspection Record

9.10 QA&QC/FRM-163

Earth Work, Road Work & Flexible Paving Inspection Report

9.11

QA&QC/FRM-185

Inspection Timing Sheet

9.12

QA&QC/FRM-199

Material Approval Form

9.13

QA&QC/FRM-200

Foundation Inspection Report

9.14

QA&QC/FRM-08

Corrective Action Request

Do not Duplicate, Controlled Copy If Stamped In Red Descon Engineering Limited

Doc No: IP/MS-04 Rev: 01

REBAR

Page:1 of 3

METHOD STATEMENT FOR REBAR

01

Introduction of HSE Instructions

12 Oct, 04

M Ashraf

MSC

AKK

0

Method Statement for Rebar

24 July, 03

M Ashraf

MSC

AKK

Date

Prepared by

Checked by

Approved by

Rev. No.

Details Of Revision

Do not Duplicate, Controlled Copy If Stamped In Red Descon Engineering Limited

Doc No: IP/MS-04

REBAR

Rev: 01 Page:2 of 3

1. OBJECTIVE The objective of this method statement is to define the inspection activities and for bending, fixing and to provide general guidelines of rebars. 2. SCOPE This method statement covers the activities relating to testing, inspection and placing of rebars prior to pouring concrete at all project sites. 3. REFERENCES Construction drawings & specifications

4. DEFINITIONS CAR

Corrective Action Request

HSE

Health, Safety and Environment

QIP

Quality Inspection Plan

5. RESPONSIBILITIES Construction Manager shall be responsible for implementation of this method statement. 6. PROCEDURE 6.1

Quality Inspection Plan (QIP) specific to project requirements shall be made and inspection activities shall be recorded either on the formats as given under “Related Documents” or those supplied by customer.

6.2

Ensure that only tested/approved grade of steel bars is used. (Rebar must be tested as per project specifications at source before shipment to site).

6.3

Rebar shall be free from loose mill scale and any surface rust prior to placement in position.

6.4

Cutting and bending of rebar shall be carried out as per approved bar bending schedule, use Doc No. QA&QC/FRM-181.

6.5

Binding wire shall be free from rust & conform to the project specifications.

6.6

Cut lengths shall be grouped with respect to their mark numbers by putting tags for identification and shift it from steel yard to site.

6.7

Rebar spacing shall be marked with chalk according to the drawings.

6.8

Rebar network shall be properly fixed with binding wire.

6.9

Chairs shall be provided at proper intervals to support the rebar network.

Do not Duplicate, Controlled Copy If Stamped In Red Descon Engineering Limited

Doc No: IP/MS-04 Rev: 01

REBAR

Page:3 of 3

6.10

Spacer blocks of cement mortar of the same size shall be used as mentioned, as clear cover to reinforcement in construction drawing/specifications. These blocks shall be placed at the bottom and to the sides where necessary.

6.11

Lap lengths shall be provided as per drawing / specifications.

6.12

In case of non-conformity at any stage of inspection the segregation shall be covered by method statement No. QA&QC/MS-02 and Corrective Action Request (CAR) shall be raised as per standard operating procedure No. QA&QC/SOP-04.

7. TOOLS AND EQUIPMENTS Bar Bending and Cutting Machine 8. HSE INSTRUCTIONS 8.1

Cuts, punctures & abrasions are the typical hazards of Rebar wire mesh & tie wires.

8.2

Foot, hand, head & eye protections are required during cutting & bending Rebars.

8.3

Never get in a position to be caught between, under, or against loads.

8.4

Always wear gloves for handling Rebar & take care of people working around.

8.5

Operator for the bar-bending machine should be trained.

8.6

No trash, rapes, shopping bags, papers, cans, bottles or any other litter should be left in the open.

8.7

Keep your environment clean.

9. RELATED DOCUMENTS 9.1

Related Drawings And Customer’s Specifications.

9.2

QA&QC/FRM-181

Concrete Pour Card

9.3

QA&QC/FRM-199

Material Approval Form

9.4

QA&QC/FRM-08

Corrective Action Request

Do not Duplicate, Controlled Copy If Stamped In Red Descon Engineering Limited

Doc No: IP/MS-05 Rev: 01

FORMWORK

Page: 1 of 4

METHOD STATEMENT FOR FORMWORK

01

Introduction of HSE Instructions

12 Oct, 04

M Ashraf

MSC

AKK

0

Method Statement for Formwork

24 July, 03

M Ashraf

MSC

AKK

Rev. No.

Details Of Revision

Date

Prepared by

1. OBJECTIVE Do not Duplicate, Controlled Copy If Stamped In Red Descon Engineering Limited

Checked by

Approved by

Doc No: IP/MS-05

FORMWORK

Rev: 01 Page: 2 of 4

The objective of this method statement is to provide general guidelines for “Erection and Inspection of Formwork at site”. 2. SCOPE This method statement covers the activities of formwork at all project sites. 3. REFERENCES Construction drawings & specifications 4. DEFINITIONS CAR HSE PPE QIP

Corrective Action Request Health, Safety and Environment Personal Protective Equipment Quality Inspection Plan

5. RESPONSIBILITIES Construction Manager shall be responsible for implementation of this method statement 6. PROCEDURE 6.1

Quality Inspection Plan (QIP) specific to project requirements shall be made and inspection activities are recorded either on the formats as given under “Related Documents” or those supplied by customer.

6.2

Study approved construction drawings for concrete work carefully and prepare design of formwork and false work, which shall be capable of withstanding loads imposed when concrete is placed.

6.3

Issue shop drawings/sketches to site engineer after discussion with construction manager.

6.4

Ensure the availability of scaffolding pipes, joints and shuttering plates. Formwork shall be constructed from materials specified in the project specifications.

6.5

Get standard plates fabricated through head office or site.

6.6

Layout the work such that forms are positioned to correct lines and that they are in plumb & level conforming to shape, lines, elevations and dimensions of concrete shown on the drawings. Incharge formwork shall provide supplementary sketches/drawings for correct formwork.

6.7

The faces of the forms shall be true flat and free from any undulation/corrugation that may affect the finished concrete.

6.8

Use chamfer strips of 20 mm on all exposed edges, if shown on drawings.

6.9

Brace the end adequately, support all forms so as to maintain the desired position during and after the placing of concrete and build sufficiently tight to prevent mortar leakage. Do not Duplicate, Controlled Copy If Stamped In Red Descon Engineering Limited
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