MEGATRO 230KV DC TENSION ANGLE STEEL MONOPOLE(60 DEGAREE)
table 1-1 specification parameter table 

2.2 Scope of work

the work scope of this project is XE Pian Xe Namnoy hydropower PROJECT Lao PDR ( package1:115kv/230kv Transmission Line ) corresponds to all the work.
The work undertaken in this project includes, but is not limited to:
2.2.1 , the construction of all materials, equipment procurement, transport and on behalf of the custody;
2.2.2 , all civil engineering, installation, acceptance and handover work;
2.2.3 , Line The clearing of road passages;
2.2.4 , the exclusion of the UXO(unexploded ordnance) within the line corridor and the corresponding safety and security work of the exploration design, management and construction personnel, provide UXO exclusion report.
2.2.5 , construction and transportation of temporary road, bridge and culvert laying;
2.2.6 , the requisition and compensation of the temporary land requisition required by the construction;
2.2.7 , commissioning and trial operation;
2.2.8 , Skec issued PAC Pre-engineering line corridor and engineering body care and maintenance work;
2.2.9 , warranty period of warranty work;
2.2.10 , completion of data transfer work;
 

2.3 Project management characteristics and overall requirements

2.3.1. Project Management characteristics

2.3.1.1 The construction Management mode of this project is the construction project management.
Our company will fully assume the contract stipulated within the scope of the project Construction organization coordination, project construction quality control, Project construction safety control, project construction schedule control, project construction cost control, project construction contract management, project construction information management, and achieve safe civilization construction, environmental protection objectives. At the same time, coordinate with project management of EPC and supervision engineer, carry out general contract and engineer's instruction to the project management. The main features are:
1 ). The project manager responsibility system, according to the company's legal person authorized, the project manager to fully perform the construction contract, and the entire project safety, quality, progress, civilized construction, environmental protection, cost to the company manager.
2 ). The project department is in line with functional project management organization settings.
3 ). The company appoints a deputy manager to coordinate the relevant functional departments of the company, responsible for providing professional guidance and logistic services to the construction project.
4 ). The project department specially set up external Affairs Department, responsible for external coordination work: green compensation, land requisition and so on.
5 ). Civilized construction is the important control content of this project, the project department specially sets up the safe civilized construction management task, is responsible for the safe civilized construction management work full-time.
6 ). The project manager and the construction team sign the safety guarantee responsibility, the construction captain and the construction team personnel sign the Safety guarantee Liability agreement, will the company internal safety management stipulation duty layer decomposition, implements to the person.
7 ). The implementation of standardized management, before the commencement of the establishment of a sound management system, clear responsibility, implementation of the person, the construction phase by the project department responsible for supervision and assessment.
8 ). Using project software to carry out the construction progress, the cost status dynamic control and the statistic report work, select through the specialized training study and the examination qualified personnel, as the specialized Project software operator, the software code according to the unification request.
9 ). With a sound information management system and equipment to ensure timely communication with the general contractor.

2.3.2. General Requirements

2.3.2.1 The overall requirements for the construction management of the project:
A. to comprehensively complete the safety, quality, time limit, efficiency, civilized construction and environmental protection objectives required by the general contracting;
B. equipped with high-quality construction management personnel and construction personnel;
c. to formulate a comprehensive and rational planning;
d. the establishment of strong, efficient, adaptable, strong implementation of the organizational structure;
E. to improve the practical and effective management system;
F. have complete, true, neat construction record;
G. establish a timely, accurate and smooth information communication channels.
Finally achieved:  

4.2 Construction Progress Plan and compiling instructions

4.2.1 This schedule is based on the master plan and the construction resources invested by our company.
4.2.2 The process schedule of the project has taken into account the weather effects of various seasons in the construction area, and the vacation and rest time of the construction staff have been taken into account during the construction period of each project.
4.2.3 according to the schedule, the time requirement for the design drawing:

4.3 Horizontal Chart of progress plan

4.3.1 Construction Progress Plan horizontal chart (see Figure 1)

 

5 , Quality Management system

Quality Security
1 responsible for the preparation of the project Quality Plan, quality assurance measures, clear quality control points of the implementation of the rules, and inspection, supervision and implementation of the construction team.
2 responsible for on-site quality inspection and management work.
3 under the leadership of Project manager and project chief Engineer, responsible for the normal operation of engineering quality assurance system.
4 responsible for organizing, carrying out quality inspection, quality analysis, quality statistics, collecting and collating the quality records of the project. The transfer of all kinds of information complete, accurate records, the true writing neatly, in line with the norms.
5 ) actively cooperate with supervision engineer to do site supervision work, cooperate with technical department to improve construction technology, cooperate with engineering supervision Unit to carry out intermediate and completion acceptance of project quality.
 

 Quality control measures

Quality assurance system and block diagram
1 ) earnestly implement the quality standards, establish and improve the quality system. In order to ensure the continuous and efficient operation of the quality system to achieve a national quality project objectives, the establishment of the project manager and project chief engineer as the core, the relevant departments to participate in Quality management team, and actively carry out excellence activities to carry out comprehensive quality management and QC activities to ensure that the project quality excellence goals. Quality assurance system See Figure 5-1
2 To develop practical quality process control procedures, so that each construction link is in a controlled state, each process has a quality record, the construction of the entire process has traceability, so that quality management to standardize.
3 ) set up a sound quality inspection agencies, the project set up the Ministry of Quality, with rich experience in the construction of professional quality inspection Engineer 1 , the construction team are equipped with full-time quality Inspector 1 ; In the construction process, Top-down according to the "Follow-up inspection of a random check" and "self-test - Retest - Special inspection "and other two levels to carry out quality inspection tasks." All categories of personnel to achieve the same responsibilities, the implementation of quality one vote veto system. In strict internal inspection system on the basis of serious acceptance of the general contractor and Supervision Engineer supervision, and from beginning to finish closely with, strict compliance.
4 according to the concrete content of the construction work of this project, the working procedure diagram of the main project in the construction process is drawn 5-2-figure 5-7.
 
quality control of key processes
In view of the construction environment and engineering characteristics of the engineering line, according to the quality characteristics, key parts, weak links and factors affecting the time limit, according to the principle of quality control point, the management is centralized by QC engineer, and the technical department is responsible for directing and implementing, so that the process is in good control condition to
 Prediction and preventive measures of engineering quality weakness
    According to the specific characteristics of the project, combined with previous project construction experience, forecast in the following aspects of the impact of the project quality of the weak links, through the analysis of the corresponding measures to implement the project construction, to ensure the quality of construction.

5.5.3 quality target Material guarantee

1 , to the important material our company will make the following quality management work well
In order to ensure the quality control and processing progress of the product formation process, our company will send the competent personnel to the factory for supervision, and do the following work:
 . Factory inspection, reminders, shipping, shipping visas, etc.
 . To supervise the physical and chemical tests before the factory, the Appearance quality inspection project is complete, the indicators meet the standard requirements, or not shipments.
2 , invite the general contracting organization's product verification
 . by the delivery clerk in accordance with the bill of lading in the place of arrival verification;
 . Warehousing Verification: In the Site center material station to check, verify product packaging, model, specifications, quantity, factory quality assurance information is in line with the contract requirements, verify the completion of semi-finished products, finished product verification record sheet, and to participate in the verification of signatures.
 . the identification of a product that is missing, corrupted, or not applicable should be quarantined when verified.
 . The material to be transported to the site should be properly kept and marked, and the transportation process should take proper precautions to prevent damage.
 . The quality problem that is not our responsibility found in use shall be submitted to the general contractor and the supervising engineer in time for timely processing.
3 , the quality assurance measures for the self-purchased land material
 . Procurement of cement
According to the following requirements of the manufacturer for evaluation, fill in the evaluation records of the contractor, and the background of the evaluation of the general contractor or supervision engineer validation, to be approved before the signing of the procurement contract:
A. products through the Chinese Cement Product quality Certification Committee certification;
B. the qualification meets the requirement, the commercial prestige is good;
c. a production permit issued by a state;
d. a pilot institution approved by a provincial regulatory body;
E. Sampling The products, samples sent to the supervision and approval of the testing institutions to carry out the test, after the issuance of a report;
Purchase: Each batch of stock, can not exceed the specified number of samples, when the actual use of more than the sample representative quantity, then the subsequent procurement should be resampling test.
Delivery should be carefully inspected to ensure that the actual use of cement and samples of the same, at the same time to the manufacturers to obtain quality certification information, and properly preserved.
(2). the purchase of aggregates
A. Shangpa: In accordance with the quality of reliable, supply capacity to meet the construction needs, reasonable price, construction and transport more convenient principle of the primary material field, on-site investigation found that the project gravel collection point can choose nearby sand and gravel field.
B. Sampling in accordance with the provisions, send party A or supervision approved testing institutions for inspection, after passing the test report, fill in the evaluation records of the contractor, and the evaluation data submitted to the first Party (or the supervision engineer) for approval, approved to determine the material field for the qualified subcontractors, and sign the purchase contract with it.
c. after the cement, aggregates determined, immediately carry out the mix design (party a commissioned or approved by the supervision engineer of the testing institutions).
d. The actual use of the sand, stone must be in line with the sample, when the actual dosage may exceed the sample representative of the bulk or the quality of doubt, must be immediately resampling and the mix design.
(3). the purchase and processing of rebar:
A. through the investigation, select the qualified national fixed-point plant or commercial reputable suppliers to determine the preliminary distribution.
B. from the current batch of products of the plant, according to the standards of sampling, sent by the supervision or the general contractor approved testing institutions for inspection, after passing the test report, the sub-contractor evaluation, and the evaluation data and test report to the general contracting or supervision units, after approval, the plant identified as qualified subcontractors, To sign the purchase contract, clear the time of delivery, quality requirements, after the problem of handling and so on.
c. the actual use of steel must be consistent with the sample submitted, to the quality of doubt, the immediate re-sampling inspection.
d. steel Bar processing classes in accordance with the design drawings for processing, processing completed by the supervision engineer after the approval of the party can be used for construction.
4. material transport, custody, protection, identification
(1). Transport of Materials
A. materials, equipment, the original packaging intact, according to the characteristics of the material to choose appropriate protection measures (such as mat, soft, lashing method, etc.).
B. the load height and load quantity are reasonable.
c. The fulcrum of slender pieces is set up to meet the rules.
d. according to the road condition, the speed is controlled strictly.
E. small operation and unpacking, there should be protection against damage, grinding injury, dirty and other measures.
F. Transportation and handling of materials, such as explosives, for which special transport requirements are required.
(2). Storage of Materials
A. The material should be inspected before warehousing and storage after qualified.
B. cement, gold and other small materials stored in the library, cement should be stacked, the bottom should be set moisture-proof cushion layer. Steel, tower, wire and other bulk materials can be stored in the open air, the bottom should be a cushion, and Fangyubu cover.
c. all material storage, should consider the prevention of corrosion, deterioration measures, the general contractor or supervision of the requirements, the storage method for its approval.
(3). identification, protection
a The general materials for the listing logo, marked model, specifications, origin, use of the site, such as the logo card with galvanized iron sheet.
b special Materials of steel, should be colored logo, processing, pay attention to the original identification of the maintenance of restoration or transplantation.
C To the material station and on-site materials, to set up special care, attention to fire, anti-theft, to prevent damage to external forces.
D the procurement of inflammable and explosive articles shall be carried out in accordance with the relevant laws and local public security departments, and stored in the dedicated warehouse, with special care, to be used, issued, according to the "safety" and the company "inflammable and explosive substances and chemicals management procedures," the relevant provisions of the implementation.

5.5.4 Technical preventive measures for quality objectives

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