• Reilways

Project Detail


Detailed Narrative Descriptive of Project :

Construction Supervision of Track Doubling for the East Coast Line Chachoengsao – Klong Sip Kao-Kaeng Khoi consists of the following:

·    Contract 1: Construction supervision of track doubling parallel to the existing railway from Chachoengsao Station to Wihan Daeng Station for a length of 78 km and from Bu Yai Station to Kaeng Khoi Station for a length of 19 km, construction supervision of 3 chord lines at Chachoengsao Station, Kaeng Khoi Station and Ban Pachi Station, supervision of installation of signaling and telecommunication system along Chachoengsao-Klong Sip Kao-Kaeng Khoi and along 3 chord lines, construction supervision of 57 railway bridges and 2 overpasses.

·    Contract 2: Construction supervision of track doubling parallel to the existing railway from the back of Wihan Daeng Station to prior to entering Bu Yai Station for the length of 9 km, construction supervision of single-track tunnel parallel to the existing single-track tunnel to pass under Khao Phra Phutthachai for a length of 1.2 km and construction supervision of 2 railway bridges.

     Review the detailed design drawings and prepare the detailed property map and cost estimation to determine the land and property compensation cost within the right-of-way of 3 chord lines at         
     Chachoengsao Station, Kaeng Khoi Station and Ban Pachi Station.


Detailed Description of Actual Services provided :


1. Construction Supervision and Construction Planning Management Stage

-  Consider, investigate, review, monitor, supervise and certify that the works conform to contract drawings, specifications, conditions and construction contract.

-  Investigate and review both administrative and technical documents which the Contractor submits as required.

-  Prepare correspondences with the Contractor on matters under the jurisdiction assignment including providing advice on matters beyond the authorized power for SRT’s approval.

-  Review contract drawings, investigate and approve shop drawings.

-  Review the Contractor’s construction schedule and monitor the progress of construction schedule, payment schedule including other relevant work schedules.

-  Investigate bill of quantities and disbursement of payment.

-  Review the Contractor’s quality control schedule and monitor the work performance.

-  Investigate and participate in the test of all material, equipment and machines, review the accuracy of test results at the site, certify test results and monitor other tests proposed by the Contractor.

-  Propose the SRT for approval if contract variation is required prior to giving permission to the Contractor to make any change.

-  Investigate, recommend the SRT and certify all matters related with partial completion certificate or periodic handover and technology transfers etc.

2.   Defect Liability Period 24 months

-  Diagnose the cause of defect, investigate, co-ordinate and expedite the Contractor to complete the correction and report to SRT within a specified period.

3.  Review the Detailed Design Drawings and Prepare the Detailed Property Map and Cost Estimation

-  Review the detailed design drawings and prepare the detailed topography map within the SRT’s right-of-way.

-  Survey and appraise the expropriated land and the remaining land according to the Expropriation Act, B.E. 2530

-  Investigate the title deed to know who is eligible for compensation.

-  Survey and estimate the cost of structures, plantation and other legal rights to be paid for compensation.

Arrange public participation and public relations activities for stakeholders and general public.