01755 field engineering

Ali Al Sabah Military Academy

Gulf Consult / SOM 15th May, 2012

Field Engineering 01755 - 1

SECTION 01755

FIELD ENGINEERING

PART 1 - GENERAL

1.01 SECTION INCLUDES A. Field Engineering Services.

B. Kuwait Municipality / Ministry of Defence will handover the site coordinates to the Contractor in the presence of the Engineer/Engineers Representative. Contractor shall contact Ministry of Defence / Kuwait Municipality as the case may be in order to do their Site Coordination.

1.02 STAFF QUALIFICATION A. General requirements relating to survey, field engineering and other preparatory works prior to

construction.

B. Professional diploma Surveyor or Engineer: ten years experience in the discipline required for specific service on Works as noted in Document I.

1.03 SUBMITTALS A. Submit name and resume of qualifications for Land Surveyor or Engineer before starting survey

work.

B. On request, submit documentation verifying accuracy of survey work.

1.04 SURVEY RECORD DOCUMENTS A. Maintain complete, accurate log of control and survey work as it progresses.

B. On completion of major site improvements, prepare a certified survey showing dimensions, locations, angles, and elevations of construction and site work.

C. Submit Record Documents.

1.05 INSPECTION

A. Before ordering any material or doing any work, verify all measurements and be responsible for their correctness. No extra charge or compensation will be allowed on account of difference between actual measurements and the dimensions given in the Contract Documents. Any difference which may be found shall be submitted to the Engineer/Engineer's Representative in writing for consideration before proceeding with the works.

1.06 GENERAL

A. The Contractor shall verify all measurements and be responsible for their correctness. No extra charge or compensation will be allowed on account of differences between actual measurements and the dimensions given in the Drawings and Specification. Any differences that may be found shall be submitted to the Engineer in writing for consideration and directives before proceeding with the works.

B. The datum will be to Kuwait Datum Level. Irrespective of availability of any survey markers on the Site, the Contractor shall be responsible to perform his own survey and establish survey markers and/or verify the authenticity and accuracy of the existing survey markers. The Contractor shall establish a number of permanent setting out stations from which Works shall be set out. The details of the survey performed by the Contractor shall be submitted to the Engineer for review and approval. The Contractor shall also verify his survey data with the Doha Municipality.

C. The number and location of temporary benchmarks shall be such that the maximum distance from a temporary benchmark to any construction activity shall be 100 meters. Temporary benchmarks shall be formed by concreting steel pins into the ground and shall be of sturdy construction.




D. Site Bench Marks shall be accurately and safely established, protected, maintained and cleared away upon completion of works or when no longer required all to the satisfaction of the Engineer/Engineer's Representative. Such Benchmarks must be related to the nearest permanent Benchmark; fixed by the related statutory authority.

E. Prepare a plan detailing the location of the Benchmarks and keep up to date throughout the operational period of the Contract. Copies of the plan so prepared; shall be supplied to the Engineer/Engineer's Representative, as and when it is required.

F. The Engineer/Engineer's Representative reserves the right to order levels to be taken at any time considered necessary for the full and proper supervision and measurement of the works.

G. Before the works or any parts thereof are commenced the Contractor shall survey and take levels of the works or any parts thereof from the particulars (benchmarks, levels, coordinates as obtained from the municipality and from the Engineer) on which setting out of the works shall be based.

H. Such levels shall be related to the Bench marks as aforesaid and plotted by the Contractor and after agreement of the Drawings shall be signed by the Engineer/Engineer's Representative and the Contractor, and shall form the basis of setting out of the Works.

I. The Contractor shall plot these levels and after they have been signed by the Engineer/Engineer's Representative and the Contractor, the original with three (3) copies of it will be submitted to the Engineer/Engineer's Representative and the Contractor shall bear the cost.

1.07 SURVEY REFERENCE POINTS

A. Protect survey control points prior to starting site work; preserve permanent reference points during construction. Make no changes without prior written notice to Engineer/Engineer's Representative

B. Promptly report to Engineer/Engineer's Representative the loss or destruction of any reference point or relocation required because of changes in grades or other reasons. Replace dislocated survey control points based on original survey control.

1.08 SURVEY REQUIREMENTS

A. Establish, if required by Engineer/Engineer's Representative, other permanent bench marks on site, referenced to established control points. Record locations, with horizontal and vertical data on Survey Record Documents.

B. Establish lines and levels, locate and lay out by instrumentation and similar appropriate means:

1. Site improvements, including pavements; stakes for grading, fill and topsoil placement and utility locations, slopes, and invert elevations.

2. Grid or axis for structures.

3. Building foundations, column locations, ground floor elevations, and the like.

C. Periodically verify layouts by same means.

D. Provide instruments and assistance for checking the laying out and levels.

1.09 LAYING OUT

A. After the Contractor is handed the Drawings and after noting all the survey markers, heshall carry out at his own responsibility and expense the setting out of the work, definition of levels and setting out lines, axes and slopes, all in accordance with the Drawings.




B. The Contractor shall be responsible for the true and proper setting out of the work in relation to original points, lines and levels of references given in the Drawings and for the accuracy of the positions, levels, dimensions and alignment of all parts of the work, and for any delay or loss resulting from errors made in completing the setting out of the work. The Contractor shall protect, preserve and be responsible for all existing bench marks, pegs and boundary marks and shall keep them in place or replace them when necessary or as directed by the Engineer either in their original positions or in some other approved positions.

C. The Contractors survey crew shall co-operate with the Engineer's survey personnel and shall verify the survey control points, benchmarks, existing ground levels, etc. The Contractor shall immediately notify the Engineer of any disagreements or discrepancies.

D. Setting out shall be approved by the Engineer before commencing the works, but such approval shall in no way relieve the Contractor of his responsibility for the correct execution of the work.

E. The Contractor shall:

1. Set out the works using methods and necessary instruments described in BS 5606Code of Practice for Accuracy in Building section 5. All survey, setting out and leveling shall be carried out in accordance with BS 5964 unless otherwise noted in the Specification.

2. Obtain the true and accurate building line as detailed and set out the works as shown on the Drawings.

3. Check the levels and dimensions of the Site against those shown on the Drawings and record the results on a copy of the Drawings.

4. Notify the Engineer in writing of any discrepancies and obtain written instruction before proceeding.

5. Inform the Engineer and obtain his approval when overall setting out is complete and before commencing construction.

F. Lay out the Works using methods and necessary instruments described in BS 5606 "Code of Practice for Accuracy in Building" Section 5 and within the tolerable limits of permissible deviations provided in it.

G. Obtain the true and accurate site coordinates from the Municipality and lay out the Works as shown on the Drawings.

H. Submit details of methods and equipment to be used in laying-out the Works.

I. Check the levels and dimensions of the Site against those shown on the Drawings and record the results on a copy of the Drawings. Notify the Engineer in writing of any discrepancies and obtain instructions before proceeding.

J. Inform the Engineer when overall laying out is complete.

K. Arrange the setting out, erection, juxtaposition of components and application of finishes (working within the practical limits of the design and Specification) to ensure that there is a satisfactory fit at junctions and that the finished work has a well aligned, true and regular appearance.

L. Wherever satisfactory accuracy, fit and/or appearance of the work is likely to be critical or difficult to achieve, obtain approval of proposals or of the appearance of the relevant aspects of the partially finished work as early as possible.

M. Work which fails to meet the above must not be rectified without approval.

N. Submit proposals for such rectification and meet all costs arising, including effects on other work.

O. Allow for the possibility that approval will not be given, necessitating removal and replacement of the work.




P. It shall be the responsibility of the Contractor to verify work installed by others that may have an impact on the appearance, quality and fit of his work or that of any Sub Contractors, and notify the Engineers Representative/Engineer sufficiently in advance of any potential problems or conflicts, so as not to impact the Schedule. The Contractor shall obtain resolution from the Engineer in respect of such problems or conflicts prior to proceeding with further work. Failure to do so shall constitute acceptance of the installed work and the Contractor shall assume responsibility for any corrective work that may be required as a result.

1.10 INDEPENDENT VERIFICATION

A. The Contractor shall appoint an independent professional surveyor to the approval of the Engineer to verify all setting out work performed is accurate, complete, and certify it as such. The independent professional surveyor shall prepare and submit a report to the Engineer with the result of his findings.

B. The independent professional surveyor shall also check the as-built survey of all works that interfaces with other contractors that follow at a later date, and report its finding to the Engineer.

1.11 NON-COMPLIANCE

A. Where work fails to meet the specified levels of accuracy the Contractor shall not rectify such work without approval of the Engineer.

B. The Contractor shall:

1. Submit proposals for such rectification and meet all costs arising, including effects on other work.

2. Allow for the possibility that approval will not be given necessitating removal and replacement of the work.

1.12 SURVEY PERSONNEL AND EQUIPMENT

A. The Contractor shall provide surveying assistants as required on site, for the use of and as requested by the Employer or the Engineer or the Engineers Representative, at no additional cost to the Employer.

B. The assistants shall have a minimum of three (3) years experience, fluent in English and shall be subject to Engineers approval. The assistants shall be available to the Engineers Representative and the Engineer for eight (8) hours per day and six (6) days per week, or more if the Contractor works outside of these hours.

C. The Contractor shall employ modern and accurate survey equipment for the works.

D. The Contractor shall also provide his survey equipment for the use of the Engineer or Employer and the Engineers Representative, as required, at no additional cost to the Employer.

END OF SECTION