Wednesday, January 5, 2011

【 Weak current College 】 water supply and construction supervision of the control of content



1, auditing, design drawings, organization design and construction drawings will give the low-down
Audits and familiarity with construction drawings to understand project characteristics and quality requirements. The design drawings in construction, drawings and engineering quality problems documented totals records. And timely Conference on organizational design gives the low-down, and do a design change and works with pre-modern audit, such as drawings.
2. auditing construction units submitted for supervision of the construction plan and technology gives the low-down single
Construction unit prepared for the construction plan must be approved by the engineer's approval before the construction. Construction plan is approved contractors must be carefully implemented, must not be tampered with. The sample test if necessary.
3. qualification for subcontractors, construction managers, technical staff, special technical trades certificate you want to audit.
4. installation before you begin, responding to civil engineering base for acceptance, on the base of the overall dimensions and coordinates, elevation, and gradient set aside hole and embedded parts to control drawings for verification.
5. project on the use of various materials, accessories and equipment should be identified by the supervising engineer.
Use of various pipe and pipe fittings, its specifications should meet the design requirements, pipe wall thickness thin uniform, smooth inner and outer wall clean, no disability is, holes, cracks, pipes, pipe fittings should be factory certificate;
Use of a variety of accessories, attachments (such as water, fire hydrant, drinking fountains, head etc) sizes to meet the design requirements, through water, fire stations, and other business sector confirmed that the use of the valve to its specifications, models and materials should meet the design requirements, hot water valve should be consistent with the temperature requirements. Valve casting rules, smooth surface, no crack, switch off the strict, flexible packing seal intact, no leakage, bad hand wheel intact, with the factory certification.
The valve should be installed before the compressive strength test. Test should be based on each batch (the same brand, same size, same model) representing 10% in quantity, and no less than one, if there is leakage, the crack is not qualified to spot-checking 20% still have not qualified, shall test one by one. For installation in main pipes up to cut off the closed valve should be individually for strength and tightness test. Strength and tightness test pressure is the pressure of the valve factory provides.
Where the use of new materials. New products, technical appraisal files should be checked; if necessary, to the manufacturers site visits of their production processes, quality control, testing tools, and then determine the ordering.
All equipment, installed by the technical specifications of requirements for quality checks. Necessary, it should also be carried out by the official inspection authorities.
6. in civil construction of the main structure, note the professional must do embedded parts, reserved hole construction coordination and control of work.


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