ปัจจัยที่ส่งผลต่อคุณภาพงานก่อสร้างของเทศบาลเมืองแม่ฮ่องสอน

Abstract

This Independent Study aims at studying Factors Affecting Construction Quality of Mae Hong Son Municipality. factors studied were divided into seven groups including factors affected by contractors, employments and employment verify committees, designers, controllers of municipality, subcontractors, condition of contract, and external factors. The study collected data by using questionnaire from municipality administrators, carpentry workers, other workers, and the members of municipal council, community committees and building contractors. Factors were analyzed by sorting the top 12 by the degree of severity. The result of this study showed the top 12 factors affecting the construction quality as follows: (1) the lach of construction workers or the use of unskilled foreign workers; (2) the incompleteness and error of model due to the quickness of design; (3) the use of unskilled and inexperienced technicion; (4) the incompleness of Construction drawings; (5) the conflict between construction drawings and the bill of material quantities and price; (6) the lach of the contractors trace; (7) the difficulty in communication of the foreign workers in the workplace; (8) unskilled and inexperienced workers; (9) Inappropriate regulation and conditions for selecting contractors; (10) the irresponsibility of supervisors to control the work of subordinates; (11) unsuitable transportation systems for transporting materials particularly for long distance; and (12) improper duration of the contract. These factors should be considered and treated carefully in order to maintain the construction quality and the maximize efficiency.